BD3504FVM,BD3500FVM,BD3501FVM,BD3502FVM
Technical Note
4/16
www.rohm.com
2010.05 - Rev.A
?2010 ROHM Co., Ltd. All rights reserved.
?SPAN class="pst BD3504FVM-TR_2649171_6">Electrical characteristics (unless otherwise noted, Ta=25 VCC=5V VIN=3.3V Ven=3V. R1=R1'=&, R2=R2'=0&)
蜝D3504FVM
Parameter
Symbol
Standard Value
Unit
Condition
MIN
TYP
MAX
Bias Current
ICC
-
0.85
1.7
mA    
Shut Down Mode Current
IST
-
0
10
礎(chǔ)    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'=3.9k&,
R2=R2'=3.3K&
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
礎(chǔ)    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?.6
Vo?.7
Vo?.8
V     VD:Sweep up
[Drain Voltage Sensing]
VD Input bias Current
Ivd
-
0
-
nA    
[NRCS/SCP]
NRCS Charge Current
Inrcs
14
20
26
礎(chǔ)    VNRCS=0.5V
SCP Charge Current
Iscpch
14
20
26
礎(chǔ)    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?.3    Vo?.35    Vo?.4
V     
NRCS Stand-by Voltage
VSTB
-
-
50
mV    
(;) Design Guarantee