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BM81110MUW Datasheet(PDF) 9 Page - Rohm |
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BM81110MUW Datasheet(HTML) 9 Page - Rohm |
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9 / 50 page  9/46 TSZ02201-0313AAF00410-1-2 © 2014 ROHM Co., Ltd. All rights reserved. 2015.08.10 Rev.002 www.rohm.com TSZ22111 • 15 • 001 BM81110MUW Electrical Characteristics (Unless otherwise specified, Ta=25℃, AVIN,VINB1,VINB3=12V, VINB2=3.3V) Parameter Symbol Limits Unit Condition MIN TYP MAX 【 BUCK CONVERTER 1 (VIO) 】 Output Voltage Range VIO 2.2 - 3.7 V 0.1V step Regulation Voltage VIO_R 2.45 2.5 2.55 V Data：03h Hi-Side SWB1 Leak Current ILK_ SWB1H - 0 10 uA SWB1=0V Hi-Side SWB1 ON-Resistance RON_ SWB1H - 200 300 mΩ SWB1=-500mA SWB1 Current Limit ILIM_ SWB1 2.8 3.5 4.2 A L=10uH VIO Over-Voltage Protection VOVP_ VIO - VIO x 1.1 - V VIO UVP Detecting Voltage VUVP_ VIO - VIO x 0.8 - V Frequency 1/4 Soft Start Time TSS_VIO - 3 - msec VIO=3.0V 【 BUCK CONVERTER 2 (VCORE) 】 Output Voltage Range VCORE 0.8 - 3.3 V 0.1V step Regulation Voltage VCORE_R 0.98 1.0 1.02 V Data：02h Hi-Side SWB2 Leak Current ILK_ SWB2H - 0 10 uA SWB2=0V Hi-Side SWB2 ON-Resistance RON_ SWB2H - 175 300 mΩ SWB2=-500mA Lo-Side SWB2 Leak Current ILK_ SWB2L - 0 10 uA SWB2=7V Lo-Side SWB2 ON-Resistance RON_ SWB2L - 175 300 mΩ SWB2=500mA SWB2 Current Limit ILIM_ SWB2 2.0 3.0 4.0 A L=10uH VCORE Over-Voltage Protection VOVP_ VCORE - VCORE x 1.1 - V VCORE UVP Detecting Voltage VUVP_ VCORE - VCORE x 0.8 - V Frequency 1/4 Soft Start Time TSS_ VCORE - 4 - msec VCORE=2.0V 【 BUCK CONVERTER 3 (HAVDD) 】 Output Voltage Range HAVDD 4.8 - 11.1 V 0.1V step Regulation Voltage HAVDD_R 7.3875 7.5 7.6125 V Data：1Bh Hi-Side SWB3 Leak Current ILK_ SWB3H - 0 10 uA SWB3=0V Hi-Side SWB3 ON-Resistance RON_ SWB3H - 300 500 mΩ SWB3=-500mA Lo-Side SWB3 Leak Current ILK_ SWB3L - 0 10 uA SWB3=24V Lo-Side SWB3 ON-Resistance RON_ SWB3L - 300 500 mΩ SWB3=500mA SWB3 Current Limit ILIM_ SWB3 1.0 1.5 2.0 A L=10uH HAVDD Over-Voltage Protection VOVP_ HAVDD - HAVDD x 1.1 - V HAVDD UVP Detecting Voltage VUVP_ HAVDD - HAVDD x 0.8 - V Frequency 1/4 |
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