BD3504FVM,BD3500FVM,BD3501FVM,BD3502FVM
Technical Note
4/16
www.rohm.com
2010.05 - Rev.A
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●Electrical characteristics (unless otherwise noted, Ta=25℃ VCC=5V VIN=3.3V Ven=3V. R1=R1'=∞Ω, R2=R2'=0Ω)
◎BD3504FVM
Parameter Symbol
Standard Value
Unit Condition
MIN TYP MAX
Bias Current ICC - 0.85 1.7 mA
Shut Down Mode Current IST - 0 10 µA Ven=0V
Feed Back Voltage 1 VFB1 0.643 0.650 0.657 V Io=50mA
Feed Back Voltage 2 VFB2 0.630 0.650 0.670 V
Vcc=4.5V to 5.5V ,
Ta=-10℃ to 100℃(※)
Output Voltage Vo - 1.20 - V
R1=R1'=3.9kΩ,
R2=R2'=3.3KΩ
Line Regulation Reg.l - 0.1 0.5 %/V VCC=4.5V to 5.5V
Load Regulation Reg.L - 0.5 10 mV Io=0 to 3A
[Enable]
High Level Enable Input Voltage Enhi 2 - Vcc V
Low Level Enable Input Voltage Enlow -0.3 - 0.8 V
Enable pin Input Current Ien - 7 10 µA Ven=3V
[Voltage Feed Back]
VFB Input Bias Current IFB - 80 - nA
[Source Voltage]
VS Input Bias Current ISBIAS - 1.2 2.4 mA
VS Standby Current ISSTB 150 - - mA VS=1V Ven=0V
[Output MOSFET Driver]
MOSFET Driver Source Current IGSO 2 3 4 mA VFB=0.6V,VGATE=2.5V
MOSFET Driver Sink Current IGSI 2 3 4 mA VFB=0.7V,VGATE=2.5V
[UVLO]
VCC UVLO VccUVLO 4.20 4.35 4.50 V Vcc:Sweep up
VCC UVLO Hysterisis Vcchys 100 160 220 mV Vcc:Sweep down
VD UVLO VDUVLO Vo×0.6 Vo×0.7 Vo×0.8 V VD:Sweep up
[Drain Voltage Sensing]
VD Input bias Current Ivd - 0 - nA
[NRCS/SCP]
NRCS Charge Current Inrcs 14 20 26 µA VNRCS=0.5V
SCP Charge Current Iscpch 14 20 26 µA VNRCS=0.5V
SCP Discharge Current IscpDi 0.3 - - mA VNRCS=0.5V
SCP Threshold Voltage Vscp 1.2 1.3 1.4 V
Short Detect Voltage Voscp Vo×0.3 Vo×0.35 Vo×0.4 V
NRCS Stand-by Voltage VSTB - - 50 mV
(※) Design Guarantee