STR-L451 |Sanken Electric

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STR-L451

Data sheetdownload (PDF:66.80KB)
Application Notedownload (PDF:698.91KB)

Description

STR-L400 series is a power IC for switching power supply, incorporating a power MOSFET and a current mode quasi-resonant controller IC in one package.
Supports quasi-resonant and PRC* at normal operation。
A Low height, SIP-10L full mold package with at least 6.5mm of creepage isolation between high and low terminal tips.
Rich set of protection features help realize low component count, and high performance-to-cost power supply.
* PRC(Pulse Ratio Control)・・・Control method with fixed OFF time, ON time control (Sanken Electric CO., LTD. designation)

Application

・White goods
・Office automation (OA) equipment
・Digital appliances
・Industrial equipment
・Telecommunication equipment
・Other S.M.P.S

Features

・SIP10L full mold package
 (STA10L package、2.54mm straight lead pitch)
・Current-mode control
・Built-in oscillator for low frequency operation
・Quasi-resonant operation
・Input compensation at overcurrent
・Built-in Avalanche energy guaranteed
・Various protections:
 Over current protection (OCP): pulse by pulse
 Over voltage protection (OVP): latch shutdown
 Thermal shutdown protection (TSD): latch shutdown

Remarks

Package

Package Name:SIP10(STA-10)

Package Diagram

Design Support

Specifications

Control MethodQuasi-Resonant
SeriesSTR-L400
Output Power74W
RON(max.)3.95Ω
VDSS(min.)650V
VCC Breakdown Voltage(max.)35V
Oscillating Frequency(typ.)-

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Representative Circuit

Internal Block Diagram

Pin-out Diagrams

Data sheetdownload (PDF:66.80KB)
Application Notedownload (PDF:698.91KB)
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