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オペアンプ & コンパレータ

STの製品ポートフォリオには、産業、自動車、コンスーマ市場向けに特化したオペアンプおよびコンパレータが含まれています。

成長を続けるSTの製品ポートフォリオは、低消費電力高精度および小型パッケージを特徴としています。
幅広い製品により、シグナル・コンディショニング、モニタリング、および制御ソリューション機能におけるアナログ製品の迅速かつ容易な集積を実現します。

幅広く使われているSTのオペアンプ製品については、クイック・リファレンス・ガイドをご利用ください。

オペアンプのクイック・リファレンス・ガイドをダウンロード

オペアンプ

オペアンプ

高性能、低消費電力、高精度、車載グレード認定、小型パッケージ

コンパレータ(ウィンドウ・コンパレータ機能搭載)

コンパレータ

高速、低消費電力、車載グレード認定、高い堅牢性、小型パッケージ

電流センス・アンプ

電流センシング

集積ソリューション、堅牢なデバイスおよび車載グレード認定電流センス・アンプ

電流センス・アンプ
クイック・リファレンス・ガイド
Training kit for operational amplifiers and comparators
Fast and powerful electrical simulation software for SMPS and analog ICs

eDesignSuite

eDesignSuite is a comprehensive set of easy-to-use design-aid utilities ready to help you streamline the system development process with a wide range of ST products.

Power Management Design Center

Thermal-electrical Simulators for Components

Signal Conditioning Design Tool

NFC/RFID Calculators

Choose design tool:

Power Supply Design Tool

SMPS design, by topology, by type and by product
PFC design with analog and digitial control
Supports various PCB configurations
Choose type:
DC/DC
AC/DC
太陽光発電システム

LED Lighting Design Tool

Handles AC-DC and DC-DC design in common topologies
Displays interactive and annotated schematic
Provides current/voltage graphs, Bode plots, efficiency curves and power-loss data
Choose type:
DC/DC
AC/DC

Digital Power Workbench

Provides a step-by-step optimized design of power section and control loop
Generates the STM32Cube embedded software package for custom applications and allows firmware project generation, compatible with multiple STM32 IDEs

Power Tree Designer

Specify input/output power for each node in the tree
Check for consistency
Design each individual node
Choose design tool:

AC Switches Simulator

Select ratings and application waveforms
Get junction temperature and blocking voltage graphs
Search and sort suitable devices

Rectifier Diodes Simulator

Select ratings and application waveforms
Estimate power losses
Search and sort suitable devices

STPOWER Studio

Supports long mission profiles
Provides power loss and temperature graphs
Helps define heatsink thermal properties

Twister Sim

Help select the right ViPOWER Automotive power device
Supports load-compatibility, wiring harness optimization, fault condition impact and diagnostic analysis
Supports various PCB configurations

TVS Simulator

Specify system ratings and surge waveform
Search and sort suitable devices

Estimate

Build simple schematics and firmware inputs in minutes
Quickly generate reliable estimates of battery life, system power consumption and bill of materials costs
Choose design tool:

Active Filters

Handles multi-stage-designs and common topologies
Returns circuit component values
Provides gain, phase and group delay graphs
Low Pass, High Pass and Band Pass

Comparators

Handles most common configurations
Returns circuit components values
Provides I/O signal waveforms
Inverting, Non Inverting, Window

Low side Current Sensing

Returns circuit component values
Provides current error graphs

High side Current Sensing

Provides current error graphs.
Help to select the right High side current sensing and shunt devices.
Choose design tool:

NFC Inductance

Input geometry and substrate properties
Get antenna impedance

UHF Link Budget

Enter forward and reverse link characteristics
The tool returns link budget estimate

NFC Tuning Circuit

Enter antenna parameter and matching target
Select the topology of the matching network
The tool returns component values for the desired design targets