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BD9775FV Datasheet(PDF) 2 Page - Rohm |
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BD9775FV Datasheet(HTML) 2 Page - Rohm |
2 / 15 page Technical Note 2/14 www.rohm.com 2011.05 - Rev.A © 2011 ROHM Co., Ltd. All rights reserved. BD9775FV ● Electrical characteristics (Ta=25℃, VCC=13.2V, fosc=100kHz, CTL1=3V, CTL2=3V) Parameter Symbol Limits Unit Condition Min. Typ. Max. 【 Whole Device】 Stand-by Current Iccst - - 5 µA CTL1,CTL2=0V Circuit Current Icc 2.5 4.2 7 mA FB1,FB2=0V 【 Reference Voltage】 VREF Output Voltage Vref 2.97 3.00 3.03 V Io=-1mA Line Regulation DVli - - 10 mV Vcc=7 to 18V,Io=-1mA Load Regulation DVlo - - 10 mV Io=-0.1mA to -2mA Short Output Current Ios -60 -22 -5 mA 【 Internal Voltage Regulator】 VREGA Output Voltage Vrega 4.5 5.0 5.5 V Switching with COUT=5000pF VREGB Output Voltage Vregb VCC-5.5 VCC-5.0 VCC-4.5 V Switching with COUT=5000pF VREGB Dropout Voltage Vdregb - 1.8 2.2 V VREGB to GND Voltage 【 Oscillator】 Oscillating Frequency fosc 90 100 110 kHz RT=27kΩ,CT=470pF Frequency Tolerance Dfosc - - 2 % Vcc=7 to 18V 【 Synchronized Frequency】 Synchronized Frequency fosc2 - 120 - kHz FIN=120kHz FIN Threshold Voltage Vthfin 1.2 1.4 1.6 V FIN Input Current IFIN -1 - 1 µA VFIN=1.4V 【 Error Amplifier】 Threshold Voltage Vthea 0.98 1.00 1.02 V INV Input Bias Current Ibias -1 - 1 µA Voltage Gain Av - 70 - dB DC Band Width Bw - 2.0 - MHz Av=0dB Maximum Output Voltage Vfbh 2.2 2.4 2.6 V INV=0.5V Minimum Output Voltage Vfbl - - 0.1 V INV=1.5V Output Sink Current Isink 0.5 2 5.2 mA FB1,2 Terminal Output Source Current Isource1 -170 -110 -70 µA FB1 Terminal Isource2 -200 -130 -85 µA FB2 Terminal |
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Similar Description - BD9775FV_11 |
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