CAT4003B, CAT4004B
Constant Current
Programmable LED Driver
with 32 Dimming Levels
Description
The CAT4003B and CAT4004B provide respectively three and four matched low dropout current sources to drive LEDs. The CAT400XB requires no external RSET resistor. The LED current is internally set to 25 mA when the device is first enabled. Each LED channel includes...
