絶縁型補助電源（20W～75W）

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概要

ソリューション

HW評価ツール

Documentation

CAD Resources

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主要製品

はじめる

20W～75Wの電力範囲では、補助電源に対する効率とスタンバイの要件がますます厳しくなる中で、その要件を満たす必要性から擬似共振トポロジの利用が拡大し、主流であるフライバックをベースとした設計に代わりつつあります。

STはパワーMOSFETやダイオード、1次側PWMコントローラを多様に取り揃えています。さらに、高効率の補助スイッチング電源（SMPS）の設計に役立つリファレンス･デザイン･ツールなど、ハードウェアおよびソフトウェアの評価と開発用ツールも幅広く提供しています。

isolated auxiliary smps 24v block diagram

Flyback Synch. Rect Controller

STripFET F7 series

All resources

アプリケーションノート (5 of 16)

プレゼンテーション (1)

	Resource title		Latest update
PDF	Primary side regulation controllers portfolio		21 Jun 2018	21 Jun 2018 Primary side regulation controllers portfolio

フライヤ (3)

	Resource title	Latest update
PDF	1200-1700V MDmesh K5 SERIES: Ideal for high input voltage auxiliary power supply systems 1.0	24 Nov 2020	24 Nov 2020 1200-1700V MDmesh K5 SERIES: Ideal for high input voltage auxiliary power supply systems 1.0
PDF	800-1700 V MDmesh K5 STPOWER MOSFET very high voltage super-junction series 1.0	06 Oct 2020	06 Oct 2020 800-1700 V MDmesh K5 STPOWER MOSFET very high voltage super-junction series 1.0
PDF	SOD128Flat power Schottky diodes for improved cost and space-savings 1.0	10 Sep 2018	10 Sep 2018 SOD128Flat power Schottky diodes for improved cost and space-savings 1.0

All tools & software

検索アプリ

製品型番	ステータス	概要	タイプ	サプライヤ
ST Diode Finder	量産中	Diode product finder application for Android and iOS	検索アプリ	ST	ST Diode Finder 概要: Diode product finder application for Android and iOS
ST Voltage Regulator Finder	量産中	Linear and switching voltage regulators and voltage reference applications for smartphones and tablets	検索アプリ	ST	ST Voltage Regulator Finder 概要: Linear and switching voltage regulators and voltage reference applications for smartphones and tablets

コンバータ

コンバータ

DC/DC AC/DC

Input

Volt. Min V This option is required. And must be less than or equal to Volt. Max [V]

Volt. Max V This option is required. And must be greater than or equal to Volt. Min [V]

Output Power

Voltage V This option is required and must be a number.

Current A This option is required and must be a number.

検索

	Resource title	Latest update
PDF	AN3089 19 V - 65 W quasi-resonant flyback adapter using L6566B and TSM1014 2.0	13 Sep 2018	13 Sep 2018 AN3089 19 V - 65 W quasi-resonant flyback adapter using L6566B and TSM1014 2.0
PDF	AN5335 35W transition-mode flyback converter with ultra-low THD based on HVLED007 1.2	19 Dec 2019	19 Dec 2019 AN5335 35W transition-mode flyback converter with ultra-low THD based on HVLED007 1.2
PDF	AN5442 45W USB Type-C™ PD adapter board with controllers STCH03 QR flyback,SRK1001 adaptive synchronous rectifier and STUSB4761 USB Type-C™ PD 1.1	27 Mar 2020	27 Mar 2020 AN5442 45W USB Type-C™ PD adapter board with controllers STCH03 QR flyback,SRK1001 adaptive synchronous rectifier and STUSB4761 USB Type-C™ PD 1.1
PDF	AN1768 ADMISSIBLE AVALANCHE POWER OF SCHOTTKY DIODES 1.1	24 Mar 2020	24 Mar 2020 AN1768 ADMISSIBLE AVALANCHE POWER OF SCHOTTKY DIODES 1.1
PDF	AN2025 CONVERTER IMPROVEMENT USING SCHOTTKY RECTIFIER AVALANCHE SPECIFICATION 1.1	13 Sep 2018	13 Sep 2018 AN2025 CONVERTER IMPROVEMENT USING SCHOTTKY RECTIFIER AVALANCHE SPECIFICATION 1.1
PDF	AN604 Calculation of conduction losses in a power rectifier 3.2	24 Mar 2020	24 Mar 2020 AN604 Calculation of conduction losses in a power rectifier 3.2
PDF	AN4021 Calculation of reverse losses in a power diode 1.0	24 Mar 2020	24 Mar 2020 AN4021 Calculation of reverse losses in a power diode 1.0
PDF	AN4381 Current sharing in parallel diodes 1.0	24 Mar 2020	24 Mar 2020 AN4381 Current sharing in parallel diodes 1.0
PDF	AN4604 Evaluation board for the SEA01 constant voltage and current controller with online digital trimming 1.0	13 Sep 2018	13 Sep 2018 AN4604 Evaluation board for the SEA01 constant voltage and current controller with online digital trimming 1.0
PDF	AN1453 NEW FAMILY OF 150V POWER SCHOTTKY 1.1	24 Mar 2020	24 Mar 2020 AN1453 NEW FAMILY OF 150V POWER SCHOTTKY 1.1
PDF	AN5046 Printed circuit board assembly recommendations for STMicroelectronics PowerFLAT packages 4.0	24 Mar 2020	24 Mar 2020 AN5046 Printed circuit board assembly recommendations for STMicroelectronics PowerFLAT packages 4.0
PDF	AN5088 Rectifiers thermal management, handling and mounting recommendations 2.0	24 Mar 2020	24 Mar 2020 AN5088 Rectifiers thermal management, handling and mounting recommendations 2.0
PDF	AN533 SCRs, TRIACs, and AC switches, thermal management precautions for handling and mounting 3.6	24 Mar 2020	24 Mar 2020 AN533 SCRs, TRIACs, and AC switches, thermal management precautions for handling and mounting 3.6
PDF	AN443 SERIES OPERATION ON FAST RECTIFIERS 2.1	24 Mar 2020	24 Mar 2020 AN443 SERIES OPERATION ON FAST RECTIFIERS 2.1
PDF	AN1542 THE THERMAL RUNAWAY LAW IN SCHOTTKY USED IN OR-ING APPLICATION 1.1	13 Sep 2018	13 Sep 2018 AN1542 THE THERMAL RUNAWAY LAW IN SCHOTTKY USED IN OR-ING APPLICATION 1.1
PDF	AN869 Tj max limit of Schottky diodes 2.2	24 Mar 2020	24 Mar 2020 AN869 Tj max limit of Schottky diodes 2.2