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BD8119FM-M Datasheet(PDF) 2 Page - Rohm |
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BD8119FM-M Datasheet(HTML) 2 Page - Rohm |
2 / 31 page BD8119FM-M 2/27 TSZ02201-0T3T0C600030-1-2 © 2014 ROHM Co., Ltd. All rights reserved. www.rohm.com TSZ22111・15・001 28.Aug.2014 Rev.001 Pin Configuration Pin Descriptions Pin Symbol Function Pin Symbol Function 1 COMP Error amplifier output 15 LED3 LED output 3 2 SS Soft start time-setting capacitance input 16 LED4 LED output 4 3 VCC Input power supply 17 OVP Over-voltage detection input 4 EN Enable input 18 VDAC DC variable light modulation input 5 RT Oscillation frequency-setting resistance input 19 ISET LED output current-setting resistance input 6 SYNC External synchronization signal input 20 PGND LED output GND 7 GND Small-signal GND 21 - No Connection 8 PWM PWM light modulation input 22 OUTL Low-side external MOSFET Gate Drive output 9 FAIL1 Failure signal output 23 DGND Low-side internal MOSFET Source output 10 FAIL2 LED open/short detection signal output 24 SW High-side external MOSFET Source pin 11 LEDEN1 LED output enable pin 1 25 OUTH High-side external MOSFET Gate Drive outpin 12 LEDEN2 LED output enable pin 2 26 CS DC/DC Current Sense Pin 13 LED1 LED output 1 27 BOOT High-side MOSFET Power Supply pin 14 LED2 LED output 2 28 VREG Internal reference voltage output COMP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 SS VCC EN RT SYNC GND PWM FAIL1 FAIL2 LEDEN1 LEDEN2 LED2 LED1 VREG BOOT CS OUTH SW DGND OUTL N.C. PGND ISET VDAC OVP LED3 LED4 (TOP VIEW) |
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