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參數(shù)資料
| 型號： | LV5122T |
| 廠商： | SANYO SEMICONDUCTOR CO LTD |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8 |
| 封裝： | MSOP-8 |
| 文件頁數(shù)： | 3/10頁 |
| 文件大?。?/td> | 174K |
| 代理商： | LV5122T |
LV5122T
No.A0728-2/10
Specifications
Absolute Maximum Ratings
at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Power supply voltage
VDD
-0.3 to +12
V
Input voltage
Charger minus voltage
V-
VDD-28 to VDD+0.3
V
Cout pin voltage
Vcout
VDD-28 to VDD+0.3
V
Output voltage
Dout pin voltage
Vdout
VSS-0.3 to VDD+0.3
V
Allowable power dissipation
Pd max
Independent IC
170
mW
Operating ambient temperature
Topr
-30 to +80
°C
Storage temperature
Tstg
-40 to +125
°C
Electrical Characteristics 1
at Ta = 25
°C, unless especially specified.
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Operation input voltage
Vcell
Between VDD and VSS
1.5
10
V
0V cell charging minimum operation
voltage
Vmin
Between VDD-VSS =0 and VDD-V-
1.5
V
Over-charge detection voltage
Vd1
4.325
4.350
4.375
V
Over-charge reset voltage
Vh1
4.100
4.150
4.200
V
Over-charge detection delay time
td1
VDD-Vc=3.5V→4.5V, Vc-VSS=3.5V
0.5
1.0
1.5
s
Over-charge reset delay time
tr1
VDD-Vc=4.5V→3.5V, Vc-VSS=3.5V
20.0
40.0
60.0
ms
Over-discharge detection voltage
Vd2
2.20
2.30
2.40
V
Over-discharge reset hysteresis voltage
Vh2
10.0
20.0
40.0
mV
Over-discharge detection delay time
td2
VDD-Vc=3.5V→2.2V, Vc-VSS=3.5V
50
100
150
ms
Over-discharge reset delay time
tr2
VDD-Vc=2.2V→3.5V, Vc-VSS=3.5V
0.5
1.0
1.5
ms
Over-current detection voltage
Vd3
VDD-Vc=3.5V, Vc-VSS=3.5V
0.28
0.30
0.32
V
Over-current reset hysteresis voltage
Vh3
VDD-Vc=3.5V, Vc-VSS=3.5V
5.0
10.0
20.0
mV
Over-current detection delay time
td3
VDD-Vc=3.5V, Vc-VSS=3.5V
2.5
5.0
7.5
ms
Over-current reset delay time
tr3
VDD-Vc=3.5V, Vc-VSS=3.5V
0.5
1.0
1.5
ms
Short circuit detection voltage
Vd4
VDD-Vc=3.5V, Vc-VSS=3.5V
1.0
1.3
1.6
V
Short circuit detection delay time
td4
VDD-Vc=3.5V, Vc-VSS=3.5V
0.2
0.5
0.8
ms
Standby reset voltage
Vstb
Between VDD-Vc=2.0V, Vc-VSS=2.0V
(V-)-VSS
VDD×0.4
VDD×0.5
VDD×0.6
V
Reset resistance (connected to VDD)
RDD
100
200
400
k
Reset resistance (connected to VSS)
RSS
0.5
1.0
1.5
M
Cout Nch ON voltage
VOL1
IOL=50A, VDD-Vc=4.4V, Vc-VSS=4.4V
0.5
V
Cout Pch ON voltage
VOH1
IOL=50A, VDD-Vc=3.9V, Vc-VSS=3.9V
VDD-0.5
V
Dout Nch ON voltage
VOL2
IOL=50A, VDD-Vc=Vd2(min),
Vc-VSS=Vd2(min)
0.5
V
Dout Pch ON voltage
VOH2
IOL=50A, VDD-Vc=3.9V, Vc-VSS=3.9V
VDD-0.5
V
Vc input current
Ivc
VDD-Vc=3.5V, Vc-VSS=3.5V
0.0
1.0
A
Current drain
IDD
VDD-Vc=3.5V, Vc-VSS=3.5V
6.0
13.0
A
Standby current
Istb
VDD-Vc=2.2V, Vc-VSS=3.5V
0.2
A
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