-
The STEVAL-ISA111V1 demonstration board is a 12 V, 1 A power supply set in non-isolated flyback topology using the VIPER26HN, the new offline high voltage converter by STMicroelectronics.
The features include an 800 V avalanche rugged power section, PWM operation at 115 kHz with frequency jittering for lower EMI, current limiting with adjustable set point, onboard soft-start, a safe auto-restart after a fault condition and a low standby power. The protections include thermal shutdown with hysteresis, delayed overload protection, and open loop failure protection.
Key Features
- Universal input mains range:
- input voltage 90 - 264 VAC
- frequency 45 - 65 Hz
- Single-output voltage: 12 V at 1 A continuous operation
- Standby mains consumption: < 30 mW at 230 VAC
- Average efficiency: > 80%
- Fully protected against faults (overload, feedback disconnection and overheating)
- EMI: according to EN55022-Class-B
- RoHS compliant
- Universal input mains range:
Quality and Reliability
| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | WEEE Compliant | Material Declaration** |
|---|---|---|---|---|---|---|
| STEVAL-ISA111V1 |
Active
|
CARD | Industrial | Ecopack2 | - |
|
STEVAL-ISA111V1
Package:
CARDMaterial Declaration**:
(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
Sample & Buy
| Part Number | Order from Distributors | Order from ST | Core Product | Marketing Status | Supplier | ECCN (US) | ECCN (EU) | Country of Origin | Board production status | Budgetary Price (US$)*/Qty | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| STEVAL-ISA111V1 | No availability of distributors reported, please contact our sales office | VIPER26HN |
Active
|
- | EAR99 | NEC | ITALY | Out of production | 106.0 / 1 |
Core Product
VIPER26HNMarketing Status
ActiveBudgetary Price (US$)*/Qty
106.0 / 1(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors
