BD4201FV Rohm, BD4201FV Datasheet - Page 4

• Manufacturer Part Number: BD4201FV
• Description: Battery Backup IC
• Manufacturer: Rohm

Regulators
[General spec]
Main circuit current1
Backup circuit current1
Backup circuit current2
[Regulator1]
Output voltage 1
Dropout voltage 1
Load regulation 1
Linc regulation 1
[Regulator2]
Output voltage 2
Dropout voltage 2
Load regulation 2
Linc regulation 2
[Regulator3]
Output voltage 3
Dropout voltage 3
Load regulation 3
Linc regulation 3
[Voltage detect block]
CS detect voltatge
CS release voltage
RESET detect voltage
RESET release voltage
RESET release delay time
Low operating voltage
CS sink current
CS leak current
RESET sink current
RESET leak curent
[Switch control block]
Switch voltage
CS no output voltage
Vbat switch leak current
Vbat switch resistor
Electrical characteristics (Unless otherwise specified Vin=6V, Ta=25°C)
This product is not designed for protection against radioactive rays.
Parameter
Symbol
Vsw1
Vsw2
Vdif2
lbat1
lbat2
Vdif1
Vdif3
Vout
Vdet1
Vdet1
Vdet2
Vdet2
Vopr
Tdet2
Rsw
Vch
lcss
lres
IIek
lin1
Vro
lcst
lrel
Vlo1
Vlo2
Vlo3
Vli1
Vli2
Vli3
3.235
3.320
2.156
2.232
2.822
2.93
Min.
2.93
3.32
2.79
200
250
150
2.0
3.300
3.400
2.200
2.312
Typ.
3.00
3.00
0.25
3.30
2.89
2.85
500
300
0.0
1.5
300
0.1
0.1
10
30
30
50
30
60
30
50
3.365
3.480
2.244
2.391
2.958
Max.
3.07
0.35
3.07
0.35
3.38
0.35
2.91
100
100
110
110
110
110
0.5
2.1
0.1
15
60
1
0.1
Units
mV
mV
mV
mV
mV
mV
V
V
V
V
V
V
V
V
V
V
V
V
V
A
A
A
S
A
A
A
A
A
Vin=3.6V
Vin=3.6V Vbat=3V
Vin : Open Vbat=3V
Vin=7.2V, lro=3mA
lro=3mA
Vin=7.2V, lro=100 A 20mA
Vin=4 10V, lro=3mA
Vin=7.2V, lout=23mA
lout=23mA
Vin=7.2V, lout=100 A 60mA
Vin=4 10V, lout=23mA
Vin=7.2V, lch=3mA
lch=3mA
Vin=7.2, Ich=100 A 20mA
Vin=4 10V, lch=3mA
Vin voltage detection
Vout voltage detection
Vin or Vbat
Vcs=0.5V, Vin=Vbat=2.0V
Vcs=15V, Vin=15V
Vreset=0.5V, Vin=Vbat=2.0V
Vreset=15V, Vin=15V
Vbat=2.8V
Vbat=3V
Vin=3.6V, Vbat=0V
Vin=OPEN, Vbat=3V, Iout=10~500 A
No load
Conditions
BD4201FV
No load
No load
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