AT9933 Hysteretic Boost-Buck (cuk) LED Driver

Supertex

Description

www.DataSheet4U.com AT9933 Hysteretic Boost-Buck (Ćuk) LED Driver IC .
The AT9933 is a variable frequency PWM controller IC, designed to control an LED lamp driver using a low-noise boost-buck (Ćuk) topology.

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Datasheet Specifications

Part number: AT9933
Manufacturer: Supertex
File Size: 537.49 KB
Datasheet: AT9933_Supertex.pdf
Description: Hysteretic Boost-Buck (cuk) LED Driver

Features

* Constant current LED Driver Steps input voltage Up or Down Low EMI Variable frequency operation Internal 8 to 100V linear regulator Input and output current sensing Input current limit Enable & PWM dimming Ambient temperature rating up to 1

Applications

* Automotive LED Lighting Reference Documents
* AEC-Q100 Rev. F, 7/18/2003
* SAE J1752-3 Typical Application Circuit D2 (optional) L1 RD VDC Q1 RCS1 RCS2 RS1 C2 VIN GATE CS1 GND VDD PWMD CS2 REF C3 RS2 CD D1 + C1 L2 - D3 VO RREF1 RREF2 AT9933 AT9933 Ordering Information DEVICE AT

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📌 All Tags

AT9933 Hysteretic Boost-Buck cuk LED Driver Supertex

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