PAM2841
Description
The PAM2841 is a white LED driver, capable of driving 10 or more WLEDs in series (depending on forward voltage of the LEDs) with a range of input voltages from 2.7V to 5.5V.
The PAM2841 features overcurrent protection, overvoltage protection, undervoltage lockout and overtemperature protection, which prevent the device from damage.
LED dimming can be done by four methods as described in the Application Information hereinafter.
Pin Assignments
(Top View)
PGND 1 VIN 2 ENA 3 p 4
P2841 XXXYW
8 SW 7 OVP 6 FB 5 GND
Features
- Capable of Driving 10 or More WLEDs
- Chip-Enable with Soft-Start
- Analog and PWM Dimming
- Peak Efficiency Up to 90%
- Low Quiescent Current
- Fixed Frequency of 1MHz
- Overcurrent Protection
- Overvoltage Protection
- Thermal Protection
- UVLO
- Totally Lead-Free & Fully Ro HS pliant (Notes 1 & 2)
- Halogen and Antimony Free. “Green” Device (Note 3)
- For automotive applications requiring specific change control (i.e. parts qualified to AEC-Q100/101/10...
