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CAT4002A Constant Current LED Driver

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Description

Constant Current LED Driver with 32 Dimming Levels and Rset CAT4002A, CAT4004A .
The CAT4002A and CAT4004A provide respectively two and four matched low dropout current sources to drive LEDs.

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Features

* 2 and 4 LED Current Sinks with Tight Matching
* 32 Dimming Levels
* Low Dropout Driver 50 mV at 20 mA
* No Switching Noise
* Shutdown Current less than 1 mA
* LED Current set by External Resistor
* Dimming via 1
* wire EZDim Interface

Applications

* LCD Display Backlight
* Cellular Phones
* Digital Still Cameras
* Handheld Devices VIN 2.4 V to 5.5 V CIN 1 mF 20 mA LED1 LED2 LED3 LED4 One wire programming RSET 3.74 kW VIN EN/DIM RSET CAT4004A GND Figure 1. Typical Application Circuit © Semiconductor Com

CAT4002A Distributors

📁 Related Datasheet

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📌 All Tags

CAT4002A Constant Current LED Driver ON Semiconductor
ON Semiconductor CAT4002A-like datasheet
CAT4002B
CAT4003B
CAT4004A
CAT4004B
CAT4016