參數(shù)資料
型號： BD4201FV
廠商： Rohm CO.,LTD.
英文描述： Battery Backup IC
中文描述： 備用電池集成電路
文件頁數(shù)： 1/9頁
文件大?。?/td> 86K
代理商： BD4201FV
BD4201FV
Regulators
Battery Backup IC
1/8
BD4201FV
BD4201FV is a battery backup IC. Switch that detect battery voltage and switch into back up power supply and
3-channel regulator are incorporated into a single chip.
Current consumption is 15
μ
A (Max.). This IC is perfect for portable appliances.
z
Applications
Portable video, Digital camera
z
Features
1) Low quiescent current
Normal operation < 15.0
μ
A Max.
Backup mode < 2.1
μ
A Max.
2) 3 high accurate voltage regulators
3) Low dropout voltage, and high accurate voltage
detectors (CS, RESET)
4) Control circuit; Backup
5) Special sequence;
For shifting to the backup mode. It need to make
main battery over +Vdet1 once.
z
Absolute maximum ratings
(Ta=25
°
C)
z
External dimensions
(Unit : mm)
SSOP-B8
5
4
8
1
0
6
±
0
4
±
0
3.0
±
0.2
0.22
±
0.1
0.65
1
±
0
(0.52)
0.15
±
0.1
0
0.1
Parameter
Symbol
Vin
Limits
15
Unit
V
Topr
Tstg
Pd
mW
C
Vbat
Vcs
VRES
15
15
V
V
15
350
V
Main power supply input Voltage
Back up power supply input Voltage
CS output Voltage
RESRT output Voltage
Power dissipation
Operating temperature
Storage temperature
70mm 70mm 1.6mm Glass fiber basis subtract 3.5mW / C when over 25 C
z
Commendable operating status
(Ta=25
°
C)
30 to
+
85
40 to
+
125
C
Vin
Vbat
Iro
Iout
Ich
2.0
2.0
0
0
0
15.0
15.0
20.0
60.0
20.0
V
V
-
-
-
-
-
Parameter
Min.
Max.
Unit
Typ.
Symbol
Power supply range
Backup power supply range
Load current range1
Load current range2
Load current range3
mA
mA
mA
相關(guān)PDF資料
PDF描述
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