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BH6578FVM Datasheet(PDF) 2 Page - Rohm |
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BH6578FVM Datasheet(HTML) 2 Page - Rohm |
2 / 9 page BH6578FVM,BD7931F Technical Note 2/8 www.rohm.com 2009.06 - Rev.A © 2009 ROHM Co., Ltd. All rights reserved. ● Truth table BH6578FVM,BD7931F INPUT OUTPUT Function INFWD INREV OUT+ OUT- L L Hi Z Hi Z High Impedance L H L H REV mode H L H L FWD mode H H L L Brake mode Hiz:Hi-impedance ● Electrical characteristics BH6578FVM(Unless otherwise specified, Ta=25℃, Vcc=5V) Parameter Symbol Limits. Unit Conditions Min. Typ. Max. Standby current ICC1 - 0.4 0.8 mA No load (Loading Driver) Output offset voltage VOFSL -15 0 +15 mV Brake mode Input threshold voltage H VIH 2.0 - Vcc V Input threshold voltage L VIL GND - 0.5 V ON resistance RON - 1.0 1.8 Ω Io=500mA,Top+Bottom Voltage gain (Loading) GVLD 4.5 6.0 7.5 dB *1 Voltage gain difference (Loading) ΔGVLD -2.0 0 2.0 dB Input bias current IINL - 86 120 µA FIN=5V,RIN=5V LDCONT bias current ILDC - - 300 nA CONT=2V * No radiation-resistant design is adopted for the present product. *1. Let V01 denote output-to-output voltage when CONT=1V and V02 denote output-to-output voltage when CONT=3.5V, voltage gain can be expressed by the following equation:GVLD=20log|(V02-V01)/2.5| BD7931F(Unless otherwise specified, Ta=25℃, Vcc=8V) Parameter Symbol Limits. Unit Conditions Min. Typ. Max. Standby current ICC1 - 0 5 µA Supply current 1 ICC2 - 1.1 2.2 mA FIN=5V,RIN=0V Supply current 2 ICC3 - 0.8 1.6 mA FIN=RIN=5V (Loading Driver) Output offset voltage VOFSL -35 0 +35 mV Brake mode Input threshold voltage H VIH 2.0 - Vcc V Input threshold voltage L VIL GND - 0.5 V ON resistance RON - 1.0 1.8 Ω Io=500mA,Top+Bottom Voltage gain (Loading) GVLD 4.0 6.0 8.0 dB *2 Voltage gain difference (Loading) ΔGVLD -2.0 0 2.0 dB Input bias current IINL - 165 250 µA FIN=5V,RIN=5V LDCONT bias current ILDC - - 300 nA CONT=5V * No radiation-resistant design is adopted for the present product. *1. Let V01 denote output-to-output voltage when CONT=1V and V02 denote output-to-output voltage when CONT=3.5V, voltage gain can be expressed by the following equation:GVLD=20log|(V02-V01)/2.5| |
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