2

SANKEN ELECTRIC CO., LTD.

Off-Line Quasi-Resonant Switching Regulators

STR-X6729

STRX6729DS

All performance characteristics given are typical values for circuit or

system baseline design only and are at the nominal operating voltage and

Parameter

Symbol

Conditions

Rating

Unit

Single pulse

22

A

22

A

472

mJ

Input Voltage for Controller (MIC)

35

V

SS/OLP Terminal Voltage

–0.5 to 6.0

V

FB Terminal Inflow Current

10

mA

FB Terminal Voltage

–0.5 to 9.0

V

OCP/BD Terminal Voltage

–1.5 to 5.0

V

With infinite heatsink

46

W

Without heatsink

2.8

W

Controller (MIC) Power Dissipation

0.8

W

Operating Internal Leadframe Temperature

Recommended operation temperature, see cautions

–20 to 125

°C

Operating Ambient Temperature

–20 to 125

°C

Storage Temperature

–40 to 125

°C

Channel Temperature

150

°C

1

Refer to MOSFET ASO curve

2

3

Refer to Avalanche Energy Derating curve

4

Refer to MOSFET Ta-PD1 curve

Selection Guide

Part Number

Package

STR-X6729

TO-3P

Applications include the following:

▪ Set Top Box

▪ LCD PC monitor, LCD TV

▪ Printer, Scanner

▪ SMPS power supplies

Description (continued)