Washing Machines

Key Features

• Driver current capability: 2 A source, 2.5 A sink
• Integrated bootstrap diode
• Interlocking function
• 3.3 V, 5 V TTL/CMOS inputs with hysteresis
• UVLO on both high-side and low-side sections
• dV/dt immunity: 50 V/ns in full temperature range
• Compact and simplified layout
• Bill of material reduction
• Flexible, easy and fast design

Show More

Key Features

• Driver current capability: 2 A source, 2.5 A sink
• Integrated bootstrap diode
• Single input and shutdown pin
• Adjustable deadtime
• 3.3 V, 5 V TTL/CMOS inputs with hysteresis
• UVLO on both high-side and low-side sections
• dV/dt immunity: 50 V/ns in full temperature range
• Compact and simplified layout
• Bill of material reduction
• Flexible, easy and fast design

Show More

Key Features

• High voltage rail up to 600V
• Driver supply input voltage range 9V-20V
• STGD6M65DF2 IGBTs power stage featuring:
  • V_(BR)CES = 650 V
  • V_CE(sat) = 1.55 V @ I_C = 6 A
• Dual footprint for IGBT/MOSFET package:
  • DPAK
  • PowerFlat 8x8
• Selectable single or 3-shunt current sensing topology:
  • Sensored or sensorless BEMF detection
  • FOC or 6-Step algorithm
• SmartShutdown overcurrent protection
• Hall effect sensors connector
• Bus voltage sensing
• 450V bulk capacitor
• Connector for interfacing with MCU
• RoHS compliant

Show More

Key Features

• Universal input mains range: 85–265 V_AC
• Frequency: 50-60 Hz
• Output voltage: 15 V
• Output current: 200 mA
• Very compact size
• Stand-by mains consumption: < 30mW at 230 V_AC
• Average efficiency: > 77%
• Tight line and load regulation over the entire input and output range
• Meets IEC55022 Class B conducted EMI even with reduced EMI filter, thanks to the frequency jittering feature
• WEEE compliant
• RoHS compliant

Show More

Key Features

• Compact size
• Wide-range input voltage
• Maximum power up to 150 W at 230 Vac input
• STGD3HF60HD: 4.5 A, 600 V very fast IGBT
• Compatibility with other power switches in DPAK packages (the STD5N52U and STGD6NC60HD, for example)
• AC or DC bus voltage power supply connectors
• Connector for interfacing with the STM3210xx-EVAL board, STEVAL-IHM022V1, and STEVAL-IHM033V1 with alternate functions (current reference, current limitation/regulation, method selection, current boost)
• Efficient DC/DC power supply (15 V, 3.3 V)
• Suitable both for sinusoidal FOC and trapezoidal BLDC drive
• Single-shunt current reading topology with fast operational amplifier (with offset insertion for bipolar currents)
• Hardware overcurrent protection with boost capabilities
• Temperature sensor
• BEMF-detection network for BLDC drive
• Current regulation/limitation network for BLDC drive
• Hall sensor/quadrature encoder inputs

Show More

Key Features

• Complete 100 W power inverter solution
• HV supply: 90 to 285 V AC or direct DC at 125 to 400 V DC
• Input inrush limiter based on NTC resistor
• Single shunt resistor current-sensing method
• Overtemperature and overcurrent hardware protection
• Compact and safe design
• Test points available to allow further evaluation
• RoHS compliant

Show More

Key Features

• ~150 W drive capability (50 V - 3.0 A_r.m.s. )
• Very low area occupation, all devices and power switches in SMD package (no heatsink)
• Fast-decay or slow-decay on-board constant off-time peak current control
• PWM voltage mode control with overcurrent protection possible via external logic signals
• Driver supply voltage on-board generation directly from BUS voltage
• Carefully optimized layout

Show More

Key Features

• Input voltage 120 V/60 Hz
• Motor current: 7 A RMS
• Phase control for universal motor drive
• Open loop or closed loop speed regulation
• Voltage and current sensing, for sensorless operation (optional)
• Debug outputs
• AC tach, Hall sensor or opto-sensor for speed feedback
• RoHS compliant

Show More

Key Features

• Extended AC input mains range: 115 or 230 VAC nominal at 50/60 Hz, or DC input voltage between 150 and 350 VDC
• Output current: 0.5 A_RMS to the motor
• Power stage: 3-phase inverter bridge implemented using the STGIPN3H60 SLLIMM-nano intelligent power module
• RoHS compliant

Show More

Key Features

• Universal input mains range:
  • input voltage: 90 VAC - 264 VAC
  • frequency: 45 Hz - 65 Hz
• Single-output voltage: 12 V @ 0.15 A continuous operation
• Standby mains consumption: < 50 mW @ 265 VAC
• Average efficiency: > 75%
• Fully protected against faults (overload, feedback disconnection and overheating)
• EMI: in accordance with EN55022-Class-B
• RoHS compliant

Show More

Key Features

• Nominal power: up to 100 W
• Compatible with 3.3 V and 5 V control board
• Single shunt resistor for current reading
• On-board temperature sensor
• Overcurrent protection with boost/disabling capability
• For six-step drives:
  • Current limitation/regulation network
  • BEMF detection network
• MC connector
• Compatible with sinusoidal and trapezoidal control
• RoHS compliant

Show More

Key Features

• Wide-range input voltage (30-270 Vac)
• Maximum power up to 100 W at 230 Vac input
• Based on the STGIPN3H60A SLLIMM™-nano AC motor drive
• Mounts the VIPer06 fixed frequency offline converter from the VIPer™ plus family
• Efficient DC-DC power supply (15 V, 3.3 V)
• DC bus voltage power supply connectors
• External 15 V input
• Dedicated connector for interfacing with the various other ST evaluation boards
• Suitable for sinusoidal FOC drives
• Selectable single or three-shunt current reading topology with fast operational amplifier
• Configurable for direct motor current sampling from shunt resistors
• Hardware overcurrent detecting network
• Temperature sensor
• Hall sensor/quadrature encoder inputs
• RoHS compliant

Show More

Key Features

• AC Main Input voltage range: 100 V_AC to 265 V_AC
• Mains frequency (f_L ): 50 Hz / 60 Hz
• Output voltage typ: 12 V
• Output current: 1.25 A
• Output ripple voltage: 50 mV
• Rated output power: 15 W
• Input power in standby @230 V_AC : 50 mW
• Active mode efficiency: 78%
• Ambient operating temperature: 60 °C
• RoHS compliant

Show More

Key Features

• Universal input mains range: 90 – 265 V_AC frequency: 50 - 60 Hz
• Output voltage/current: 12 V/1.25 A (1.65 A peak)
• Very compact size
• Standby mains consumption: lower than 30 mW at 230 V_AC
• Minimum active mode efficiency: 81.55%
• Minimum active mode at 10% load efficiency: 71.55%
• EMI: in accordance with EN55022-Class-B
• RoHS compliant

Show More

Key Features

• Minimum input voltage: 125 VDC or 90 VAC
• Maximum input voltage: 400 VDC or 285 VAC
• Input voltage range with applied input voltage doubler from 65 VAC to 145 VAC
• Voltage range for low-voltage motor control applications from 18 VDC to 35 VDC
• Possibility to use auxiliary +15 V supply voltage
• Maximum output power for motors: up to 1 kW
• Regenerative brake control
• Input inrush limitation with bypass relay
• + 15 V auxiliary power supply based on buck converter with VIPer16
• IGBT power switch STGP10H60DF in a TO- 220 package - compatible with other ST IGBTs or power MOSFETs in the TO-220 package
• Fully populated board design with test points and isolated plastic cover for safety
• Motor control connector for interface with the STM3210B-EVAL board and other ST motor control dedicated kits
• Tachometer input
• Hall/encoder inputs
• Possibility to connect BEMF daughterboard for sensorless six-step control of BLDC motors
• PCB type and size:
  • PCB material: FR-4
  • Double-sided layout
  • Copper thickness: 60 μm
  • Total dimensions of board: 127 mm x 180 mm
• RoHS compliant

Show More

Key Features

• Wide input voltage range: 90 V_AC to 264 V_AC
• Output voltage: 12 V
• Output current: 1.25 A
• Rated output power: 15 W
• Quasi resonant operation
• Input power standby @ 230 V_AC : < 30 mW
• Active mode efficiency: > 82%
• EMI: pre-compliance with EN55022-Class-B
• RoHS compliant

Show More

Key Features

• Zero-power input consumption ratified as per IEC62301 Clause 4.5 (P_{IN_ZPM} < 5 mW at 230 V_AC )
• Negative output voltage easily set through the voltage divider
• Five-star energy efficiency when operating with no load (P_{IN_no_load} < 10 mW at 230 V_AC )
• Meets ErP Lot 6 Tier 2 requirements for household and office equipment
• Meets European regulation 1275/2008 regarding eco-design requirements for standby and off-mode electric power consumption for household and office equipment
• Compliant with the ErP Lot 6 Tier 2 requirements in off-mode
• Compliant with the 10% load efficiency and 4-point average active-mode efficiency targets prescribed by the European CoC ver. 5 Tier 2
• Meets IEC55022 Class B conducted EMI even with reduced EMI filter, thanks to the frequency jittering feature
• VIPer0P 800 V avalanche rugged technology and its embedded protections ensure enhanced system reliability
• RoHS compliant

Show More

Key Features

• High voltage rail up to 600 V
• dV/dt immunity: 50 V/ns in full temperature range
• Driver current capability: 4 A source/sink
• Comparator for fault protections
• Smart shutdown function
• Integrated bootstrap diode
• Adjustable deadtime
• Interlocking function
• Switching times 15 ns rise/fall with 1 nF load
• 3.3 V, 5 V TTL/CMOS inputs with hysteresis
• Compact and simplified layout
• Bill of material reduction
• Effective fault protection
• Flexible, easy and fast design

Show More

Key Features

• Universal input mains range: 85 – 265 V_AC ; frequency: 50 – 60 Hz
• Output voltage 1: 5 V / 1.2 A
• Output voltage 2: 12 V / 0.75 A
• Very compact size
• Standby mains consumption: < 40 mW at 230 V_AC
• Average efficiency: > 75%
• EMI: according to EN55022-Class-B
• RoHS compliant

Show More

Key Features

• Input voltage: 125 - 400 V_DC
• Nominal power: up to 500 W
• Nominal current: up to 3.0 A
• Input auxiliary voltage: up to 20 V DC
• Single or three-shunt resistors for current sensing (with sensing network)
• Two options for current sensing: dedicated op-amps or through MCU
• Overcurrent hardware protection
• IPM temperature monitoring and protection
• Hall sensor or encoder input
• Uses the STGIF5CH60TS-L IGBT intelligent power module from the 2^nd series of SLLIMM™ IPMs
• 32-pin motor control connector for interfacing with ST MCU boards
• Universal conception for further evaluation with breadboard and testing pins
• Very compact size
• RoHS compliant

Show More

Key Features

• Input voltage: 125 - 400 V_DC
• Nominal power: up to 1000 W
• Nominal power: up to 6 A
• Input auxiliary voltage: up to 20 V DC
• Single- or three- shunt resistors for current sensing (with sensing network)
• Two options for current sensing: dedicated op-amps or through MCU
• Overcurrent hardware protection
• IPM temperature monitoring and protection
• Hall sensor or encoder input
• Uses the STGIF10CH60TS-L IGBT intelligent power module from the 2^nd series of SLLIMM™ IPMs
• Motor control connector (32-pin) to interface with ST MCU boards
• Universal conception for further evaluation with breadboard and testing pins
• Very compact size
• RoHS compliant

Show More

Key Features

• Input voltage: 125 - 400 V_DC
• Nominal power: up to 1200 W
• Nominal current: up to 7 A
• Input auxiliary voltage: up to 20 V DC
• Single- or three- shunt resistors for current sensing (with sensing network)
• Two options for current sensing: dedicated op-amps or through MCU
• Overcurrent hardware protection
• IPM temperature monitoring and protection
• Hall sensor or encoder input
• Uses the STGIB10CH60TS-L IGBT intelligent power module from the 2^nd series of SLLIMM™ IPMs
• Motor control connector (32-pin) to interface with ST MCU boards
• Universal conception for further evaluation with breadboard and testing pins
• Very compact size
• RoHS compliant

Show More

Key Features

• Input voltage: 125 - 400 V_DC
• Nominal power: up to 700 W
• Nominal current: up to 4.2 A
• Input auxiliary voltage: up to 20 V DC
• Single or three-shunt resistors for current sensing (with sensing network)
• Two options for current sensing: dedicated op-amps or through MCU
• Overcurrent hardware protection
• IPM temperature monitoring and protection
• Hall sensor or encoder input
• Uses the STGIF7CH60TS-L IGBT intelligent power module from the SLLIMM™ 2^nd series IPMs
• Motor control connector (32-pin) interfacing with ST MCU boards
• Universal conception for further evaluation with bread board and testing pins
• Very compact size

Show More

Key Features

• Complete IIS2DH pinout for a standard DIL 24 socket
• Fully compatible with the STEVAL-MKI109V2 motherboard
• RoHS compliant

Show More

Key Features

• Five-star energy efficiency for operation under no load (P_{IN_no_load} < 20 mW @ 230 V_AC )
• Meets ErP Lot 6 Tier 2 requirements for household and office equipment
• Compliant with the 10% load efficiency and 4-point average active-mode efficiency targets prescribed by the European CoC ver. 5 Tier 2
• Meets IEC55022 Class B conducted EMI even with reduced EMI filter, thanks to the frequency jittering feature
• VIPer01 800V avalanche rugged technology and embedded protections ensure enhanced system reliability
• RoHS compliant

Show More

Key Features

• US input range: 85 – 132 V_AC , frequency: 50 – 60 Hz
• Output voltage / current: 12 V / 0.7 A (2.5 A peak)
• Very compact size
• Standby mains consumption: lower than 25 mW at 115 V_AC
• Min. active mode efficiency: 81.14%
• Min. active mode at 10% load efficiency: 71.14%
• EMI: according to EN55022-Class-B
• RoHS compliant

Show More

Key Features

• Universal AC main input voltage range: 85 V_AC to 265 V_AC
• Output range: 5 V / 0.36 A
• Rated output power: 1.8 W
• Input power in standby at 230 V_AC : less than 18 mW
• Active mode efficiency: > 65%
• EMI: according to EN55022-Class-B
• RoHS compliant

Show More

Key Features

• Universal AC main input voltage range: 85V_AC to 265V_AC
• Output voltage: 5 V
• Output current: 1.2 A
• Rated output power: 6 W
• No load input power @230 V_AC : < 10 mW
• Active mode efficiency: > 78%
• EMI: according to EN55022-Class-B
• RoHS compliant

Show More

Key Features

• Universal input mains range: 90 – 265V_AC , frequency: 50 – 60 Hz
• Output voltage: 12 V
• Output current: 0.65 A
• Very compact size
• Stand-by mains consumption: < 20 mW at 230V_AC
• Average efficiency: > 81%
• EMI: according to EN55022-Class-B
• RoHS compliant

Show More

Key Features

• Input voltage: from 125 to 400 V_DC
• Nominal power: up to 300 W
• Nominal current: up to 1.8 A
• Input auxiliary voltage: up to 20 V_DC
• Single- or three-shunt resistors for current sensing (with sensing network)
• Three options for current sensing: dedicated external op-amps, internal SLLIMM-nano op-amp (single) or via MCU
• Overcurrent hardware protection
• IPM temperature monitoring and protection
• Hall sensor or encoder input
• IGBT intelligent power module:
  • 2^nd series SLLIMM-nano IPM (STGIPQ3H60T-H – full molded package)
• Motor control connector (32 pins) interfacing with ST MCU boards
• Universal design for further evaluation with bread board and testing pins
• Very compact size
• RoHS compliant

Show More

Key Features

• Universal AC main input voltage range: 85V_AC to 265V_AC
• Output range: 5 V / 0.85 A
• Rated output power: 4.25 W
• Input power in standby @ 230 V_AC : < 9 mW
• Active mode efficiency: > 74%
• EMI: according to EN55022-Class-B
• RoHS compliant

Show More

Key Features

• Universal AC main input voltage range: 85 to 265 V_AC
• Output range: 12 V - 0.6 A
• Rated output power: 7.2 W
• Input power in standby @ 230 V_AC : less than 18 mW
• Active mode efficiency: > 80%
• EMI: according to EN55022-Class-B
• RoHS compliant

Show More

Key Features

• Smart standby architecture using the zero power mode (ZPM) for capacitive touch sensing in consumer electronics applications
• Enhanced system reliability thanks to VIPer0P 800 V avalanche rugged technology and its embedded protection
• Minimized system input power consumption: less than 30 mW at 230 V_AC in ZPM
• IEC55022 Class B conducted EMI compliant, even with reduced EMI filter, thanks to the frequency jittering feature
• IEC61000-4-2 (ESD), IEC61000-4-4 (EFT) and IEC61000-4-5 (Surge) compliant
• RoHS compliant

Show More

Key Features

• Input voltage: 125 to 400 V_DC
• Nominal power: up to 800 W
• Nominal current: up to 4.8 A
• Input auxiliary voltage: up to 20 V_DC
• Single- or three- shunt resistors for current sensing (with sensing network)
• Two options for current sensing: dedicated op-amps or through MCU
• Overcurrent hardware protection
• IPM temperature monitoring and protection
• Hall sensor or encoder input
• IGBT intelligent power module:
  • 2nd series of SLLIMM IPM (STGIB8CH60TS-L – DBC package)
• Motor control connector (32 pin) interfacing with ST MCU boards
• Universal design for further evaluation with bread board and testing pins
• Very compact size
• RoHS compliant

Show More

Key Features

• Expansion board based on the ST25DV04K dynamic NFC/RFID tag for STM32 Nucleo
• Up to 4-Kbit memory with NDEF support
• 54 mm diameter, single layer circular antenna
• Compatible with STM32 Nucleo boards
• Equipped with Arduino™ UNO R3 connector
• Self-powered or powered through the Arduino™ UNO R3 connectors
• Three general purpose LEDs
• Scalable solution, capable of cascading multiple boards for larger systems
• Free comprehensive development firmware library and example for ST25DV04K, compatible with STM32Cube firmware
• FCC and IC verified
• RoHS compliant

Show More

Key Features

• Two ready-to-use printed circuit boards (PCB):
  • ST25DV_Discovery_Mboard:
  • STM32F405VGT6 LQFP100 32-bit microcontroller, with 1 Mbyte Flash memory, 192 + 4 Kbytes SRAM.
  • LCD color screen (320 x 200 pixels)
  • Touch screen driver
  • Different color LEDs (power, user, ST link)
  • User push button
  • Joystick for menu selection
  • Reset button
  • On board ST link for microcontroller firmware upgrade and debug
  • ST link mini USB
  • User micro USB
  • USB micro or mini connector for board powering
  • Demonstration use cases stored in memory
  • Demonstration edition (optional add-on module) with Bluetooth Low Energy module, Wi-Fi^® module and JTAG 20 pin connector
• ST25DV_Discovery_ANT_C5:
  • 40 mm x 24 mm, 13.56 MHz inductive antenna etched on the PCB
  • ST25DV04K Dynamic NFC / RFID tag
  • I² C interface connector
  • Energy harvesting output (VOUT) with a 10 nF capacitance filtering circuit
  • GPO configurable as RF WIP/BUSY output, to indicate that an RF operation is ongoing

Show More

Key Features

• Half-bridge configuration
• High voltage rail up to 600 V
• Includes samples of each compatible gate driver in SO8 package
  • L6385E, L6387E, L6388E, L6389E,
  • L6395, L6398, L6399
• Compatible with MOSFETs/IGBTs in
  • DPAK, D2PAK, TO-220, TO-220FP
• dV/dt transient immunity ± 50 V/ns in full temperature range
• Integrated bootstrap diode
• Dedicated high- and low-side driving inputs
• Compact and simplified layout
• Gate drivers in the kit features different functionalities and characteristics
  • UVLO on both - high-side and low-side
  • Internal deadtime, or no deadtime
  • Interlocking for anti cross-conduction protection
  • Ability to drive asymmetrical half-bridges and switched reluctance motors
  • Active high or active low LIN for single input gate driving

Show More

Key Features

• Insulated control of three different AC switches used to drive AC loads up to 1 kW (230 Vrms) for residential appliances
• Interface with STM32 Nucleo-64 development board
• Three control modes available thanks to STM32 Nucleo-64 firmware (continuous or pulse gate current, timer option and phase control)
• Easy to configure through user-friendly interface
• Compatible with any external microcontroller
• Input voltage range: 90 V_AC to 265 V_AC 50 / 60 Hz
• Operating temperature: 0 °C to 60 °C
• 5 V and 3.3 V insulated power supply
• Low standby power losses (< 300 mW)
• Criteria A @ 2 kV IEC 61000-4-4
• Criteria B @ 4 kV IEC 61000-4-4
• RoHS compliant

Show More

Key Features

• Input voltage: from 125 to 400 V_DC
• Nominal power: up to 600 W
• Nominal current: up to 4.8 A_rms
• Input auxiliary voltage: up to 20 V_DC
• Single- or three-shunt resistors for current sensing (with sensing network)
• Three options for current sensing: dedicated external op-amps, internal SLLIMM-nano op-amp (single) or via MCU
• Overcurrent hardware protection
• IPM temperature monitoring and protection
• Hall sensor or encoder input
• IGBT intelligent power module:
  • 2^nd series SLLIMM-nano IPM (STGIPQ8C60T-HZ – full molded package)
• Motor control connector (32 pins) interfacing with ST MCU boards
• Universal design for further evaluation with bread board and testing pins
• Very compact size
• RoHS compliant

Show More

Key Features

• Input voltage: from 125 to 400 V_DC
• Nominal power: up to 60 W
• Nominal current: up to 0.35 Arms
• Input auxiliary voltage: up to 20 V_DC
• Single- or three-shunt resistors for current sensing (with sensing network)
• Three options for current sensing: dedicated external op-amps, internal SLLIMM-nano op-amp (single) or via MCU
• Overcurrent hardware protection
• IPM temperature monitoring and protection
• Hall sensor or encoder input
• Intelligent power module:
  • SLLIMM-nano IPM MOSFET-based (STIPN1M50T-H – full molded package)
• Motor control connector (32 pins) interfacing with ST MCU boards
• Universal design for further evaluation with bread board and testing pins
• Very compact size
• RoHS compliant

Show More

Key Features

• Input voltage: from 125 to 400 V_DC
• Nominal power: up to 100 W
• Nominal current: up to 0.6 A_rms
• Input auxiliary voltage: up to 20 V_DC
• Single- or three-shunt resistors for current sensing (with sensing network)
• Three options for current sensing: dedicated external op-amps, internal SLLIMM-nano op-amp (single) or via MCU
• Overcurrent hardware protection
• IPM temperature monitoring and protection
• Hall sensor or encoder input
• Intelligent power module:
  • SLLIMM-nano IPM MOSFET-based (STIPN2M50T-H – full molded package)
• Motor control connector (32 pins) interfacing with ST MCU boards
• Universal design for further evaluation with bread board and testing pins
• Very compact size
• RoHS compliant

Show More

Key Features

• Input voltage: from 125 to 400 V_DC
• Nominal power: up to 450 W
• Nominal current: up to 3 A_rms
• Input auxiliary voltage: up to 20 V_DC
• Single- or three-shunt resistors for current sensing (with sensing network)
• Three options for current sensing: dedicated external op-amps, internal SLLIMM-nano op-amp (single) or via MCU
• Overcurrent hardware protection
• IPM temperature monitoring and protection
• Hall sensor or encoder input
• IGBT intelligent power module:
  • 2^nd series SLLIMM-nano IPM (STGIPQ5C60T-HZ – full molded package)
• Motor control connector (32 pins) interfacing with ST MCU boards
• Universal design for further evaluation with bread board and testing pins
• Very compact size
• RoHS compliant

Show More

Key Features

• Complete LPS33HW pinout for a standard DIL 24 socket
• Fully compatible with and STEVAL-MKI109V3 motherboards
• RoHS compliant

Show More

Key Features

• Two high-temperature thyristors (SCR) in D²PAK package to bypass the inrush resistor
• Compact SMD solution: 26 x 26 mm (≈ 1 sq. in)
• Simple drive circuit: 2 low voltage transistors and 7 resistors (no MCU)
• Requires an unregulated power supply (12 V typ.; created from a secondary winding)
• Compatible with PFC and fly-back converter
• Suitable for applications from 50 W up to 800 W (230 V_RMS , T_AMB  = 60 °C)
• Input voltage range: 90-265 V_AC , 50/60 Hz
• Robust and immune (2 kV IEC 61000-4-5, 2.5 kV IEC 61000-4-4) and low EMI noise (EN55014) solution
• RoHS compliant

Show More

Key Features

• Complete IIS2MDC pinout for a standard DIL24 socket
• Fully compatible with the STEVAL-MKI109V3 motherboard
• RoHS compliant

Show More