The STP04CM05 is a 4-bit constant current power-LED sink driver with adjustable output current through one external resistor. It can be driven by a 3.3V microcontroller and features 4 constant current output channels with an output current range of 80-400mA. The driver has a 20V output driving capability and supports a 30MHz clock frequency. It also includes UVLO and POR protection, as well as TSD and thermal shutdown functions. The STP04CM05 is suitable for high brightness displays and special lighting applications.
The STP04CM05 is a high-power LED driver and 4-bit shift register designed for power-LED applications. It contains a 4-bit serial input, parallel output shift register that feeds a 4-bit D-type storage register. The device features four regulated current sources designed to provide 80-400 mA constant current to drive high-power LEDs.
| Output current | 80-400 mA |
|---|---|
| Output driving capability | 20 V |
| Clock frequency | 30 MHz |
| Operating temperature range | -40° to 125 °C |
| Supply voltage | 3.3 V |
| ESD protection | 2.5 kV HBM, 200 V MM |
The output current range is 80-400 mA.
The device guarantees 20 V output driving capability.
Yes, it can be driven by a 3.3 V microcontroller.
It is offered in SO-14 and TSSOP16 exposed pad packages.