
WT7520 (Weltrend)
PC Power Supply PWM
www.DataSheet4U.com
Weltrend Semiconductor, Inc.
WT7520
PC POWER SUPPLY PWM SUPERVISOR Data Sheet
REV. 0.9 February 21, 2005
The information in thi
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PC Power Supply PWM
SMPS Controller
Offline Step-down LED Controller
POWER SUPPLY SUPERVISOR
SMPS Controller
RF-FRONTEND
High performance buck LED driver
Green-Mode PWM Controller
75mW Low Standby High Performance Current Mode PWM Switch
IGBT
3.1W dual channel stereo headphone mode Class D audio amplifier
DC Motor
Green-Mode PWM Controller
CMOS Quad D Type Flip-Flop
PC POWER SUPPLY SUPERVISOR
32-Bit RISC Microcontroller
100mA Low Power LDO
Audio Processor
Cold-Junction-Compensated K-Thermocoupleto-Digital Converter
High speed 5 IGBT
1.75 Distributor