Datasheet BCR431U (Infineon) - 3

BCR431U Low Voltage Drop LED Driver IC Application circuit 1 Application circuit
V ILED supply BCR431U 1 6 C *
N.C.
Regulator Band gap &
LED
С Bias generator TSD 2 5
GND
Current
N.C.
Driver generator 3 4 Rset
RS VS
TSD: Thermal shutdown
Figure 1 Typical Application Circuit of BCR431U
* A ceramic capacitor of 10nF in parallel to LED pin needed for a long line to compensate parasitic line inductance.
2 Pin configuration Pin Pin Name Pin Type Function No.
1 N.C. - Not connected 2 GND GND IC ground & thermal connection to heat spreader on PCB 3 RS Output Connection of Rset resistor 4 VS Input Supply voltage 5 N.C. - Not connected 6 LED Input Driver pin to control the LED current
Figure 2 Pinout BCR431U
Datasheet 3 1.0 2020-03-03 Document Outline Features Advantages with respect to discrete solutions Potential Applications Description Table of contents 1 Application circuit 2 Pin configuration 3 Functional description 4 Electrical characteristics and parameters 5 Package dimensions 6 References Revision history Disclaimer