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NCP802 Fiches technique(PDF) 7 Page - ON Semiconductor

No de pièce NCP802
Description  Highly Integrated Lithium Battery Protection Circuit for One Cell Battery Packs
Download  23 Pages
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Fabricant  ONSEMI [ON Semiconductor]
Site Internet  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

NCP802 Fiches technique(HTML) 7 Page - ON Semiconductor

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NCP802
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7
ELECTRICAL CHARACTERISTICS
(TA = 25°C, for min/max values TA is the operating junction temperature that applies, unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
Note 2
VOLTAGE SENSING
Cell Charging Cutoff (Pin 5 to Pin 6)
VDET1
Overvoltage Threshold, VDD Increasing
(R1 = 330
W)
TA = 25°C
SN1/SAN1T1
4.325
4.35
4.375
V
TA = −5°C to 55°C
SN1/SAN1T1
4.32
4.35
4.38
V
A
TA = 25°C
SAN5T1
4.25
4.275
4.30
V
TA = −5°C to 55°C
SAN5T1
4.245
4.275
4.305
V
A
TA = 25°C
SAN6T1
4.255
4.28
4.305
V
TA = −5°C to 55°C
SAN6T1
4.25
4.28
4.31
V
A
Overvoltage Delay Time
(VDD = 3.6 V to 4.4 V)
SN1/SAN1T1/SAN6T1
SAN5T1
tDET1
0.175
0.7
0.250
01.0
0.325
1.3
s
A
Overvoltage Release Time
(VDD = 4.0 V, VP− = 0 V to 1.0 V)
tREL1
11
16
21
ms
B
Cell Discharging Cutoff (Pin 5 to Pin 6)
Undervoltage Threshold, VDD Decreasing
SN1/SAN1T1
SAN5T1/SAN6T1
VDET2
2.34
2.24
2.4
2.3
2.46
2.36
V
C
Undervoltage Time
(VDD = 3.6 V to 2.2 V)
tDET2
14
20
26
ms
C
Undervoltage Release Delay Time
(VDD = 3.0 V, VP− = 3.0 V to 0 V)
tREL2
0.7
1.2
1.7
ms
D
CURRENT SENSING
Excess Discharge Current Threshold, VP− Increasing
SN1T1/SAN1T1/SAN6T1
SAN5T1
VDET3
0.180
0.080
0.200
0.100
0.220
0.120
V
K
Excess Discharge Current Delay Time
(VDD = 3.0 V, VP− = 0 V to 1.0 V)
SN1T1/SAN1T1/SAN6T1
SAN5T1
tDET3
8.0
4.0
12
6.0
16
8.0
ms
K
Excess Discharge Current Release Time
(VDD = 3.0 V, VP− = 3.0 V to 0 V)
tREL3
0.7
1.2
1.7
ms
K
Excess Charge Current Threshold, VP− Decreasing
VDET4
−0.13
−0.1
−0.07
V
E
Excess Charge Current Delay Time
(VDD = 3.0 V, VP− = 0 V to −1.0 V)
SN1T1/SAN1T1/SAN6T1
SAN5T1
tDET4
11
5.0
16
8.0
21
11
ms
E
Excess Charge Current Release Time
(VDD = 3.0 V, VP− = −1.0 V to 0 V)
tREL4
0.7
1.2
1.7
ms
E
Short Protection Voltage
(VDD = 3.0 V)
VSHORT
VDD −1.4
VDD −1.1
VDD −0.8
V
K
Short Protection Delay Time
(VDD = 3.0 V, VP− = 0 V to 3.0 V)
tSHORT
250
400
600
ms
K
Reset Resistance
(VDD = 3.6 V, VP− = 1.0 V)
RSHORT
15
30
45
k
W
K
2. Indicates test circuits shown on pages 16 and 17.


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