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BD9150MUV Datasheet(PDF) 3 Page - Rohm |
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BD9150MUV Datasheet(HTML) 3 Page - Rohm |
3 / 17 page Technical Note 3/16 BD9150MUV www.rohm.com 2010.04 - Rev.C ○ c 2010 ROHM Co., Ltd. All rights reserved. ● Block Diagram, Application Circuit 【 BD9150MUV】 Fig.1 BD9150MUV TOP View Fig.2 BD9150MUV Block Diagram ● Pin No. & function table Pin No. Pin name Function Pin No. Pin name Function 1 PGND2 Ch2 Lowside source pin 11 ITH1 Ch1 GmAmp output pin/Connected phase compensation capacitor 2 PVcc Highside FET source pin 12 AGND Ground 3 PVcc Highside FET source pin 13 N.C. Non Connection 4 PVcc Highside FET source pin 14 AVcc VCC power supply input pin 5 PGND1 Ch1 Lowside source pin 15 ITH2 Ch1 GmAmp output pin/Connected phase compensation capacitor 6 PGND1 Ch1 Lowside source pin 16 FB2 Ch2 output voltage detect pin 7 SW1 Ch1 Pch/Nch FET drain output pin 17 EN2 Ch2 Enable pin(High Active) 8 SW1 Ch1 Pch/Nch FET drain output pin 18 SW2 Ch2 Pch/Nch FET drain output pin 9 EN1 Ch1 Enable pin(High Active) 19 SW2 Ch2 Pch/Nch FET drain output pin 10 FB1 Ch1 output voltage detect pin 20 PGND2 Ch2 Lowside source pin (Unit : mm) 2.1 ±0.1 C0.2 0.5 1.0 15 6 10 11 15 16 20 4.0 ±0.1 0.25 +0.05 -0.04 0.08 S S D9150 Lot No. Current Sense/ Protect + Driver Logic Soft Start1 Slope1 R S Q OSC VREF SCP/ TSD SCP2 Current Sense/ Protect + Driver Logic Soft Start2 Slope2 R S Q SCP1 CLK2 Gm Amp Current Comp Gm Amp Current Comp CLK1 CLK2 UVLO FB1 EN1 FB2 EN2 PVCC SW1 PGND2 SW2 AGND ITH1 ITH2 AGND AVCC PVCC PGND1 |
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