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参数资料
| 型号： | UCC3957MTR-1 |
| 厂商： | Texas Instruments |
| 文件页数： | 3/15页 |
| 文件大小： | 0K |
| 描述： | IC LI-ION PROTECT CIRCUIT 16QSOP |
| 标准包装： | 2,500 |
| 功能： | 过压/欠压保护 |
| 电池化学： | 锂离子（Li-Ion） |
| 电源电压： | 5 V ~ 20 V |
| 工作温度： | -20°C ~ 70°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-SSOP（0.154"，3.90mm 宽） |
| 供应商设备封装： | 16-SSOP/QSOP |
| 包装： | 带卷 (TR) |
Not Recommended for New Designs
UCC3957 1, UCC3957 2, UCC3957 3, UCC3957 4
SLUS236B – JANUARY 1999 – REVISED SEPTEMBER 2002
electrical characteristics over recommended operating free-air temperature range, VDD = 16 V,
– 20 _ C < T A < 70 _ C, T A = T J . (unless otherwise noted)
supply
PARAMETER
VDDmin Minimum VDD
IDD
Supply current
TEST CONDITIONS
MIN
TYP
5.0
30
MAX
5.5
40
UNIT
V
μ A
ISL
VIN
Sleep-mode supply current
Input voltage for WU
VDD = 10.4 V
See Note 2
3.5
7.5
20
μ A
V
output
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
I DCHG
I CHG
DCHG output current
CHG ouput current
Driving-logic low,
Driving-logic high,
Driving-logic low,
Driving-logic high,
VO = 1 V
VO = (VDD – 1)
VO = 1 V
VO = (VDD – 1V)
40
40
70
– 13
70
– 15
100
– 3
100
– 3
μ A
mA
μ A
mA
state transitions
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOV
VOVR
VOV
VOVR
VOV
VOVR
VOV
VOVR
VUV
VUVR
tdOV
tdUV
tS
VSM
VWU
VCE
Normal to overcharge voltage
Overcharge to normal voltage
Normal to overcharge voltage
Overcharge to normal voltage
Normal to overcharge voltage
Overcharge to normal voltage
Normal to overcharge voltage
Overcharge to normal voltage
Undercharge to normal voltage
Normal to undercharge voltage
Overvoltage to CHG delay
Undervoltage to DCHG Delay
Cell sample rate
Smart discharge threshold
Wakeup input threshold
Charge-enable input threshold
See Note 1
See Note 1
See Note 1
See Note 1
See Note 1
BATLO voltage
With respect to VDD
UCC3957 – 1
UCC3957 – 2
UCC3957 – 3
UCC3957 – 4
4.15
3.95
4.20
4.00
4.25
4.05
4.30
4.10
2.5
2.2
8
8
4
4
50
0.8
4.20
4.00
4.25
4.05
4.30
4.10
4.35
4.15
2.6
2.3
17
17
8.5
15
230
1.3
4.25
4.05
4.30
4.10
4.35
4.15
4.40
4.20
2.7
2.4
23
23
11.5
25
750
2.6
V
V
V
V
V
V
V
V
V
V
ms
ms
ms
mV
mV
V
short-circuit protection
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VCL1
VCL2
tB1
tRST
tB2
First-tier threshold level
Second-tier threshold level
First-tier blanking time
Restart time
Second-tier blanking time
VBATLO
VBATLO
CDLY1 = 0.1 μ F
CDLY1 = 0.1 μ F
CDLY2 = 10 pF
120
275
30
300
100
150
375
50
500
400
190
450
70
700
600
mV
mV
ms
ms
μ s
NOTE 1: Other overvoltage or undervoltage thresholds are available. Please consult the factory.
2: Refer to Figure 6, for WU leakage characteristics.
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| UCC3957MTR-1G4 | 功能描述:电池管理 3-4-Cell Lithium-Ion Protection IC RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
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| UCC3957MTR-3 | 功能描述:电池管理 3-4-Cell Lithium-Ion Protection IC RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
| UCC3957MTR-3G4 | 功能描述:电池管理 3-4-Cell Lithium-Ion Protection IC RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
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