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BD3502FVM-TR

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P17
BD3504FVM,BD3500FVM,BD3501FVM,BD3502FVM
Technical Note
4/16
www.rohm.com
2010.05 - Rev.A
© 2010 ROHM Co., Ltd. All rights reserved.
●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
BD3504FVM,BD3500FVM,BD3501FVM,BD3502FVM
Technical Note
5/16
www.rohm.com
2010.05 - Rev.A
© 2010 ROHM Co., Ltd. All rights reserved.
●Reference Data
0.00
0.20
0.40
0.60
0.80
1.00
1.20
1.40
-60 -10 40 90 140
Ta(
℃
)
I(uA)
Fig.1 Ta-ISTB
Fig 9. Input Sequence 2
VIN
Fig.10 Input Sequence 3
Vcc
Fig.11 Input Sequence 4
(Only BD3504FVM)
Fig.12 Transient Response
0→3A(0.6A/µs)ΔV=30mV
0.00
0.20
0.40
0.60
0.80
1.00
4.5 4.7 4.9 5.1 5.3 5.5
VCC(V)
ICC(mA)
Fig.2 ICC-VCC
1.770
1.775
1.780
1.785
1.790
1.795
1.800
-1015406590
Ta(
℃
)
Vo(V)
6
7
8
9
10
11
12
25 50 75 100 125 150
Ta(
℃
)
IEN(uA)
18.5
19
19.5
20
20.5
21
21.5
-60 -10 40 90 140
Ta(
℃
)
ISCP(uA)
1.23
1.235
1.24
1.245
1.25
1.255
1.26
-60 -10 40 90 140
Ta(
℃
)
VBG(V)
0
50
100
150
200
250
300
0 0.2 0.4 0.6 0.8 1 1.2
Vout(mV)
IS(mA)
Fig.3 Ta-Vo
Fig.4 Ta-IEN Fig.5 VS Discharge Current Fig.6 Ta-ISCP
Fig.7 Ta-Vo
Fig.8 Input Sequence 1
EN
VCC
VIN
EN
VOUT
VCC
VIN
EN
VOUT
VCC
VIN
EN
VOU
T
VIN
EN
VOUT
VOUT
IOUT
(1.075V 出力) (1.075V 出力)
(1.075V 出力)
(1.075V 出力)
(1A/div)
Vo(V)
BD3504FVM,BD3500FVM,BD3501FVM,BD3502FVM
Technical Note
6/16
www.rohm.com
2010.05 - Rev.A
© 2010 ROHM Co., Ltd. All rights reserved.
Fig.13 Transient Response
3→0A(0.6A/µs)ΔV=20mV
Fig.14 Transient Response
0→3A(0.6A/µs)ΔV=21mV
Fig.15 Transient Response
3→0A(0.6A/µs) ΔV=17mV
Fig.16 Transient Response
0→3A(0.6A/µs) ΔV=42mV
Fig.17 Transient Response
3→0A(0.6A/µs) ΔV=27mV
Fig.18 Transient Response
0→3A(0.6A/µs) ΔV=44mV
Fig.19 Transient Response
3→0A(0.6A/µs) ΔV=26mV
Fig.20 Transient Response
0→3A(0.6A/µs) ΔV=44mV
F
i
g.21 Transient Response
3→0A(0.6A/µs) ΔV=23mV
VOUT
IOUT
(1.075V 出力)
(1A/div)
VOUT
IOUT
(BD3502FVM)
(1A/div)
VOUT
IOUT
(BD3502FVM)
(1A/div)
VOUT
IOUT
(BD3501FVM)
(1A/div)
VOUT
IOUT
(BD3501FVM)
(1A/div)
VOUT
IOUT
(BD3500FVM)
(1A/div)
VOUT
IOUT
(BD3500FVM)
(1A/div)
VOUT
IOUT
(1.05V 出力)
(1A/div)
VOUT
IOUT
(1.05V 出力)
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P17

BD3502FVM-TR

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LDO Voltage Controllers LOW PWR 1.2V
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