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KB4540 Datasheet(PDF) 5 Page - Kingbor Technology Co

Part # KB4540
Description  Li-Ion Battery Charger
PDF  15 Pages
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Manufacturer  KINGBOR [Kingbor Technology Co]
Direct Link  http://www.kingbor.com
Logo KINGBOR - Kingbor Technology Co

KB4540 Datasheet(HTML) 5 Page - Kingbor Technology Co

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5
TEMPERATURE (
°C)
–50
–25
0
25
50
75
100
TEMPERATURE (
°C)
–50
28
25
23
19
16
13
10
–25
025
50
75
100
TEMPERATURE (
°C)
–50
–25
0
25
50
75
100
50
40
30
20
10
0
VCC (V)
4.0
50
40
30
20
10
0
4.5
5.0
5.5
6.0
6.5
7.0
3.000
2.975
2.950
2.925
2.900
2.875
2.850
2.825
2.800
VBAT (V)
2.7
3.0
3.3
3.9
3.6
4.2
4.5
600
500
400
300
200
100
0
600
500
400
300
200
100
0
VCC (V)
4.0
600
500
400
300
200
100
0
4.5
5.0
5.5
6.0
6.5
7.0
4.11
4.09
4.07
4.05
4.03
4.01
3.99
TEMPERATURE (
°C)
–50
25
75
–25
0
50
100
125
TEMPERATURE (
°C)
–50
25
75
–25
0
50
100
–50
25
75
–25
0
50
100
125
TEMPERATURE (
°C)
700
650
600
550
500
450
400
350
VCC = 5V
VBAT = 4.3V
VCHRG = 5V
VCC = 5V
VBAT = 2.5V
VBAT = 2.5V
TA = 25°C
VBAT = 4V
TA = 25°C
θJA = 80°C/W
ONSET OF
THERMAL
REGULATION
VCC = 5V
θJA = 125°C/W
RPROG = 2k
VCC = 5V
RPROG = 10k
VCC = 5V
VBAT = 4V
θJA = 80°C/W
VCC = 5V
RPROG = 10k
VCC = 4.2V
IBAT = 100mA
RPROG = 2k
RPROG = 2k
RPROG = 10k
RPROG = 10k
RPROG = 2k
RPROG = 10k
RPROG = 2k
RPROG = 10k
RPROG = 2k
TA = 40°C
TA = 25°C
TA = 0°C
ONSET OF
THERMAL
REGULATION
CHRG Pin Current vs Temperature
(Weak Pull-Down State)
Trickle Charge Current
vs Temperature
Trickle Charge Current vs
Supply Voltage
Trickle Charge Threshold vs
Temperature
Charge Current vs Battery Voltage
Charge Current vs Supply Voltage
Charge Current vs Ambient
Temperature
Recharge Voltage Threshold
vs Temperature
Power FET “ON” Resistance
vs Temperature
KB4540
Kingbor Technology Co.,Ltd
TEL:(86)0755-26508846 FAX:(86)0755-26509052
TYPICAL PERFORMANCE CHARACTERISTICS



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