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LTC1734 Datasheet(PDF) 4 Page - Linear Technology

Part # LTC1734
Description  Lithium-Ion Linear Battery Charger in ThinSOT
PDF  12 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC1734 Datasheet(HTML) 4 Page - Linear Technology

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LTC1734
TYPICAL PERFOR A CE CHARACTERISTICS
IBAT2 vs Temperature
and Supply Voltage
IBAT1 vs VBAT
TEMPERATURE (
°C)
–50
660
700
740
0
50
75
1734 G04
–25
25
100
125
RPROG = 2.15k
PNP = FCX589
VCC = 4.55V AND 8V
VBAT (V)
0
210
4
1734 G05
200
190
1
2
3
5
VCC = 5V
TA = 25°C
RPROG = 7.5k
PNP = FCX589
BAT PIN MUST BE DISCONNECTED
AND GROUNDED TO FORCE
CC MODE IN THIS REGION
IBAT2 vs VBAT
VBAT (V)
0
750
4
1734 G06
700
650
1
2
3
5
VCC = 5V
TA = 25°C
RPROG = 2.15k
PNP = FCX589
BAT PIN MUST BE DISCONNECTED
AND GROUNDED TO FORCE
CC MODE IN THIS REGION
Program Pin Pull-Up Current vs
Temperature and Supply Voltage
Program Pin Pull-Up Current
vs VPROG
Program Pin Voltage
vs Charge Current (200mA)
TEMPERATURE (
°C)
–50
3.4
3.5
3.6
25
75
1734 G07
3.3
3.2
–25
0
50
100
125
3.1
3.0
VPROG = 2.5V
VCC = 8V
VCC = 4.55V
VPROG (V)
2
2.6
2.8
3.0
3.2
3.4
3.6
3
45
6
1635 G08
78
VCC = 8V
TA = 25°C
IBAT1 (mA)
0
0.8
1.0
1.2
200
1734 F09
0.6
0.4
0
50
100
150
0.2
1.6
1.4
VCC = 5V
TA = 25°C
RPROG = 7.5k
PNP = FCX589
LIMITS AT 25mV DUE TO
PROGRAMMING PIN PULL-UP
CURRENT (IPROGPU)
Program Pin Voltage
vs Charge Current (700mA)
Program Pin Voltage for IBAT1/10
vs Temperature and Supply Voltage
IBAT2 (mA)
0
1.4
300
1734 G10
0.8
0.4
100
200
400
0.2
0
1.6
1.2
1.0
0.6
500
600
700
VCC = 5V
TA = 25°C
RPROG = 2.15k
PNP = FCX589
LIMITS AT 6mV DUE TO
PROGRAMMING PIN PULL-UP
CURRENT (IPROGPU)
TEMPERATURE (
°C)
–50
140
150
160
0
50
75
1734 G11
–25
25
100
125
RPROG = 7.5k
PNP = FCX589
VCC = 8V
VCC = 4.55V
Program Pin Voltage for IBAT2/10
vs Temperature and Supply Voltage
TEMPERATURE (
°C)
–50
140
150
160
0
50
75
1734 G12
–25
25
100
125
RPROG = 2.15k
PNP = FCX589
VCC = 8V
VCC = 4.55V



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