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BD3989FV Folha de dados(PDF) 2 Page - Rohm |
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BD3989FV Folha de dados(HTML) 2 Page - Rohm |
2 / 5 page 2/4 REV. B ○ELECTRICAL CHARACTERISTICS(Unless otherwise specified, Ta=25℃, VCC=16.5V, VEE=-10V, Set REG1=15V, Set REG2=-7.5V) Parameter Symbol Limits Unit Conditions MIN Typ MAX 【Bias current】 Bias Current (VCC) ICC - 500 850 μA Io1=0mA Bias Current (VEE) IEE - 200 300 μA Io2=0mA 【STB】 STB OFF Voltage STBOFF 0 - 0.6 V Io1,2=0mA STB ON Voltage STBON 1.6 - 3.5 V Io1,2=0mA STB OFF Bias Current (VEE) IOFF 0.7 1.6 2.5 mA Io1,2=0mA STB ON Input Current Iin 10 30 60 μA VSTB=2V, Io1,2=0mA 【Discharge block】 Discharge Current Idis 1.5 3.5 6.0 mA 【REG1】 CTL1 Voltage Vctl1 1.379 1.400 1.421 V Io1=10mA Dropout Voltage 1 ΔVd1 - 0.25 0.35 V Vcc=14.2V, Io1=25mA Peak Output Current 1 Io1 25 - - mA Load Regulation 1 Vload1 - 100 - mV Io1=0~25mA Short – Circuit Output Current 1 Ishort1 - 50 - mA Vo1=0V Ripple Rejection 1 R.R.1 - 50 - dB f=120Hz, ein=1Vrms, Io1=2mA Temperature Coefficient of Output Voltage 1 ※ Tcvo1 - ±0.02 - %/℃ Io1=1mA, Tj=0~125℃ 【REG2】 CTL2 Voltage Vctl1 -1.269 -1.250 -1.231 V Io2=10mA Dropout Voltage2 ΔVd2 - 0.35 0.45 V VEE=-7.1V, Io2=50mA Peak Output Current2 Io2 50 - - mA Load Regulation2 Vload2 - 100 - mV Io2=0~50mA Short – Circuit Output Current 2 Ishort2 - 120 - mA Vo2=0V Ripple Rejection2 R.R.2 - 50 - dB f=120Hz, ein=1Vrms, Io2=2mA Temperature Coefficient of Output Voltage 2 ※ Tcvo2 - ±0.02 - %/℃ Io2=1mA, Tj=0~125℃ ◎ Discharge time t=(Reg2×Co)/Idis [s] (VEE=-10V) Co:Reg2 Output capacitor(μF) ※ Design Guarantee (Shipment inspection is not done on all products.) This product is not designed for protection against radio active rays. ○PHYSICAL DIMENSIONS・MARKING SSOP-B8 (UNIT:mm) Lot No. 3989 Part No. |
Nº de peça semelhante - BD3989FV_11 |
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Descrição semelhante - BD3989FV_11 |
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