BD8389FV-ME2 ROHM

Datasheet Serial-in Parallel-out LED Driver 12ch LED Driver IC for Automotive with 3-line Serial Interface BD8389FV-M General Description Key Specifications The BD8389FV-M is a serial-in parallel-out controlled Input Voltage Range: 3.0V to 5.5V LED driver with 40V output voltage rating. Output Voltage Range: 40V(Max) With the input of 3-line serial data, it turns the 12ch open DC Output Current: 50mA(Max) drain output on/off. Output ON Resistance: 6(Typ) Due to its compact size, it is optimal for small space. Static Current: 0A(Typ) Operating Temperature Range: -40C to +125C Features (Note 1) Package W(Typ) x D(Typ) x H(Max) AEC-Q100 Qualified Open Drain Output SSOP-B20 6.50mm x 6.40mm x 1.45mm 3-line Serial Control + Enable Signal Cascade Connection Compatible SSOP-B20 Package Internal 12ch Power Transistor Output Slew Rate 20V/s(Typ) (for Low EMC Noise) (Note 1) Grade 1 SSOP-B20 Application For Indicator of Cluster Panel Typical Application Circuit VBAT VCC VCC D0 OEN B D1 Micro LATC H D2 RST B D3 Computer D4 CLK SERIN D5 SEROUT D6 GND D7 D8 D9 D10 D11 VCC VCC D0 OEN B D1 LATC H D2 RST B D3 CLK D4 SERIN D5 SEROUT D6 GND D7 D8 D9 D10 D11 VBAT: Battery Figure 1. Typical Application Circuit Product structure : Silicon monolithic integrated circuit This product has no designed protection against radioactive rays .w ww.rohm.com TSZ02201-0T2T0B100260-1-2 2017 ROHM Co., Ltd. All rights reserved. 1/18 TSZ22111 14 001 26.Sep.2018 Rev.003 Latch & Control Logic Shift Register BD8389FV-M Pin Configuration Pin Description Pin No. Pin Name Function (TOP VIEW) 1 VCC Power supply voltage input 1 20 VCC GND 2 SERIN Serial data input 2 19 SERIN CLK 3 D0 Drain output 0 4 D1 Drain output 1 3 18 D0 D11 5 D2 Drain output 2 4 17 D1 D10 6 D3 Drain output 3 7 D4 Drain output 4 5 16 D2 D9 8 D5 Drain output 5 6 15 D3 D8 Reset invert input 9 RST B (Low: Shift register data 0) 14 D4 7 D7 Output enable 10 OEN B (High: Output OFF) 13 D5 8 D6 11 SEROUT Serial data output Latch signal input 12 RST B 9 LATCH 12 LATCH (High: Data latch) 10 11 OEN B SEROUT 13 D6 Drain output 6 14 D7 Drain output 7 15 D8 Drain output 8 Figure 2. Pin Configuration 16 D9 Drain output 9 17 D10 Drain output 10 18 D11 Drain output 11 19 CLK Clock input 20 GND GND Block Diagram VCC D0 D1 D2 SERIN CLK D3 D4 D5 SEROUT D6 LATCH D7 RST B D8 OEN B D9 D10 D11 GND Figure 3. Block Diagram www.rohm.com TSZ02201-0T2T0B100260-1-2 2017 ROHM Co., Ltd. All rights reserved. 2/18 TSZ22111 15 001 26.Sep.2018 Rev.003