Datasheet Details
- Part number
- SS6577
- Manufacturer
- Silicon Standard
- File Size
- 534.10 KB
- Datasheet
- SS6577_SiliconStandard.pdf
- Description
- External NMOS Step-Down PWM Controller
SS6577 Description
SS6577 External NMOS Step-Down PWM Controller .
The SS6577 is a current-mode switching regulator controller that drives an external N-channel power MOSFET using a fixed frequency architecture.
SS6577 Features
* N-Channel MOSFET Drive Operating input voltage from 4.5V to 24V Wide output Range : 0.8V to 20V Reference: ±1.5% 0.8V Reference Low dropout operation : 95% duty cycle Fixed constant frequency - 500kHz Low standby current, I Q typically 720µA Logic-control micropower shutdown Output overvoltage prote
SS6577 Applications
* LCD Monitor Palmtop Computers, PDAs Wireless Modems On-Card Switching Regulators DC Power Distribution Systems
Rev.1.02 3/26/2004
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SS6577
TYPICAL APPLICATION CIRCUIT
1 2 C5 330pF R3 24k 3 4 8 7 6 5 C3 0.1µF D1 SL43 1000pF C1 C2 0.1µF RS 33m
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VIN
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