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BD9701T Datasheet(PDF) 3 Page - Rohm |
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BD9701T Datasheet(HTML) 3 Page - Rohm |
3 / 17 page BD9701FP/CP-V5/T/T-V5,BD9703FP/CP-V5/T/T-V5,BD9702CP-V5/T/T-V5 Technical Note 3/16 www.rohm.com 2009.04- Rev.B © 2009 ROHM Co., Ltd. All rights reserved. ●Electrical Characteristics ○BD9703FP/CP-V5/T/T-V5 (Unless otherwise noted, Ta=25℃,VCC=12V,Vo=5V,STBY=3V) Parameter Symbol Limit Unit Conditions MIN TYP MAX Output ON Resistance Ron - 1.0 1.5 Ω design guarantee Efficiency η - 86 - % Io=0.5A design guarantee Switching Frequency fosc 270 300 330 kHz Load Regulation ΔVOLOAD - 10 40 mV VCC=20V,Io=0.5~1.5A Line Regulation ΔVOLINE - 40 100 mV VCC=10~30V,Io=1.0A Over Current Protection Limit Iocp 1.6 - - A INV Pin Threshold Voltage VINV 0.98 1.00 1.02 V INV Pin Threshold Voltage Thermal Variation ΔVINV - ±0.5 - % Tj=0~85℃ design guarantee INV Pin Input Current IINV - 1 - μA VINV=1.0V STBY Pin Threshold Voltage ON VSTBYON 2.0 - 36 V OFF VSTBYOFF -0.3 - 0.3 V STBY Pin Input Current Istby 5 25 50 μASTBY=3V Circuit Current Icc - 5 12 mA Stand-by Current Ist - 0 5 μASTBY=0V ●Electrical Characteristics ○BD9702FP/CP-V5/T/T-V5 (Unless otherwise noted, Ta=25℃,VCC=12V,Vo=5V,STBY=3V) Parameter Symbol Limit Unit Conditions MIN TYP MAX Output ON Resistance Ron - 0.5 1.5 Ω design guarantee Efficiency η - 86 - % Io=1A design guarantee Switching Frequency fosc 88 110 132 kHz Load Regulation ΔVOLOAD - 10 40 mV VCC=20V,Io=1~3A Line Regulation ΔVOLINE - 40 100 mV VCC=10~30V,Io=1.0A Over Current Protection Limit Iocp 3.2 - - A INV Pin Threshold Voltage VINV 0.98 1.00 1.02 V INV Pin Threshold Voltage Thermal Variation ΔVINV - ±0.5 - % Tj=0~85℃ design guarantee INV Pin Input Current IINV - 1 - μA VINV=1.0V STBY Pin Threshold Voltage ON VSTBYON 2.0 - 36 V OFF VSTBYOFF -0.3 - 0.3 V STBY Pin Input Current Istby 5 25 50 μASTBY=3V Circuit Current Icc - 4 12 mA Stand-by Current Ist - 0 5 μASTBY=0V |
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