BD3951F Просмотр технического описания (PDF) - ROHM Semiconductor
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BD3951F Datasheet PDF : 10 Pages
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BD3951F
Technical Note
●Electrical Characteristics（Unless otherwise specified Ta=-40℃～+125℃，Vcc=13.5V）
Parameter
Limit
Symbol
Unit
Min.
Typ. Max.
Condition
[Whole Device]
Input Current
Icc
-
135
210
μA Iout=0.3mA
[Regulator Block]
Output Voltage
Vout
4.90
5.00 5.10
V Vcc=6～20V,Iout=1～100mA
Line Regulation
Lin.Reg
-
10
20
mV Vcc=6～20V
Load Regulation
Load.Reg
-
15
30
mV Iout=1～100mA
Dropout Voltage
ΔVd
-
0.31 0.50
V Vcc=4.75V, Io=100mA
Output Peak Current
Iomax
150
-
-
mA (Current Limit)
[Reset Block]
Threshold Voltage
Vdet
Vout
Vout Vout
V
×0.92 ×0.94 ×0.96
Hysteresis Voltage
Reset Delay Time L->H
Vhys
50
100
150
mV
TdLH
17
30
-
mS CT=0.1μF *6
Reset Delay Time H->H
TdHL
-
4
-
μS CT=0.1μF
RES Pull Up Resistor
Rrst
10
20
40
kΩ
RES Low Output Voltage
VrL
-
0.08 0.40
V 4V<Vout<Vdet, Input Current is 0.2mA
Reset Adjustable Voltage
Vradj
1.18
1.26 1.34
V
[Vcc Detection Block]
Threshold Voltage
Vsdet
1.19
1.26 1.33
V
Hysteresis Voltage
Vsdet off 1.240 1.335 1.430
V
SOUT Pull Up Resistor
Rso
10
20
40
kΩ
SOUT Low Output Voltage
VsL
Vout>4V, Vsin<Vsdet
-
0.06 0.40
V
Input Current is 1.5mA
SIN Input Current
Isin
-1
0
1
μA Vsin=2V
*6 TdLH set by Cct terminal capacitor. TdLH ≈ 300k×Cct
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© 2009 ROHM Co., Ltd. All rights reserved.
2009.07 - Rev.A
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