NCP1212 - Current Mode PWM Controller

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NCP1212 Current Mode PWM Controller by ON - Datasheet Preview — Datasheet preview – NCP1212

Datasheet Details

Part number	NCP1212
Manufacturer	ON
File Size	400.72 KB
Description	Current Mode PWM Controller
Datasheet	NCP1212 Datasheet
Additional preview pages of the NCP1212 datasheet.

Product details

Description

Pin Name Function 1 FB Feedback Input 2 BOK Brownout Detect with Hysteresis 3 CS Current Sense Input 4 CT Programmed Oscillator Frequency 5 GND IC Ground 6 DRV Gate Driver Output 7 VCC Positive Supply to IC 8 SS/DMAX Soft--Start Time Programming and Maximum Duty Cycle Selection Description This pin detects voltage feedback from output, can be connected directly to the optocoupler collector pin.This is the inverting input of the brownout detect comparator.The brownout detec

Features

a trimmed oscillator for precise Duty Cycle control, accurate bandgap voltage reference, high gain error amplifier, current sensing comparator and a high current totem pole output gate driver that ideally drives the external power MOSFET. Additionally, the device has built--in programmable Brownout Detect and Soft--Start features to enhance system reliability. Also, the 48%/82% selectable maximum turn on Duty Cycle control and external programmable switching frequency capabilities make this devi.

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Published: May 12, 2005 |