BCR431U Low Voltage Drop LED Driver ICApplication circuit1Application 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 RSVS TSD: Thermal shutdown Figure 1Typical Application Circuit of BCR431U * A ceramic capacitor of 10nF in parallel to LED pin needed for a long line to compensate parasitic line inductance. 2Pin configurationPinPin Name Pin TypeFunctionNo. 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 2Pinout 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
