Datasheet Details
Part number:
ISL9444
Manufacturer:
File Size:
1.42 MB
Description:
Synchronous step-down pwm controller.
Datasheet Details
Part number:
ISL9444
Manufacturer:
File Size:
1.42 MB
Description:
Synchronous step-down pwm controller.
ISL9444, Synchronous Step-Down PWM Controller
PIN NAME FUNCTION 1 PFO Output of the auxiliary power monitor.
PFO goes high if the voltage on PFI is greater than 1.2V (typical).
Otherwise the PFO outputs low.
2 PFI Input to the auxiliary power monitor.
The internal threshold voltage is 1.2V (typical).
3 EXTBIAS Input from an optiona
ISL9444 Features
* Three Integrated Synchronous Buck PWM Controllers - Internal Bootstrap Diodes - Independent Programmable Output Voltage - Independent Power-Good Indicators, Soft-Starting and Tracking
* Power Failure Monitor
* Light Load Efficiency Enhancement - Low Ripple Diode Emulation M
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