CAT4003B
Description
The CAT4003B and CAT4004B provide respectively three and four matched low dropout current sources to drive LEDs.
Key Features
- 3, 4 LED Current Sinks with Tight Matching
- 32 Dimming Levels
- Low Dropout Driver 75 mV at 20 mA
- No Switching Noise
- Shutdown Current less than 1 mA
- 25 mA Max LED Current per Channel
- Dimming via 1-wire EZDim Interface
- Thermal Shutdown Protection
Applications
- Cellular Phones
