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LTC4064 Datasheet(PDF) 4 Page - Linear Technology

Part # LTC4064
Description  Monolithic Linear Charger for Back-Up Li-Ion Batteries
PDF  16 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC4064 Datasheet(HTML) 4 Page - Linear Technology

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LTC4064
4
4064f
TYPICAL PERFOR A CE CHARACTERISTICS
Battery Regulation Voltage
vs Battery Charge Current
IBAT (mA)
3.96
3.98
4.00
4.02
3.97
3.99
4.01
100
200
300
400
4064 G01
500
50
0
150
250
350
450
VCC = 5V
TA = 25°C
RPROG = 3k
TEMPERATURE (
°C)
–50
3.86
3.88
3.92
3.94
3.96
50
4.04
4064 G02
3.90
0
–25
75
100
25
125
3.98
4.00
4.02
VCC = 5V
RPROG = 3k
IBAT = 10mA
VCC (V)
4
4.5
5
5.5
6
4064 G03
6.5
4.010
4.008
4.006
4.004
4.002
4.000
3.998
3.996
3.994
3.992
3.990
7
VCC = 5V
RPROG = 3k
IBAT = 10mA
Battery Regulation Voltage
vs Temperature
Battery Regulation Voltage
vs VCC
Charge Current vs Input Voltage
Charge Current vs Battery Voltage
Charge Current vs Ambient
Temperature with Thermal
Regulation
VCC (V)
4.0
600
500
400
300
200
100
0
4.5
5.0
4064 G04
5.5
VBAT (V)
0
150
450
500
550
1
2
2.5
4064 G05
50
350
250
100
400
0
300
200
0.5
1.5
3.5
4.5
3
4
VCC = 5V
TA = 25°C
RPROG = 3k
TEMPERATURE (
°C)
–50
0
200
400
600
–25
0
25
50
4064 G06
75
800
1000
100
300
500
700
900
100
THERMAL CONTROL
LOOP IN OPERATION
VCC = 5V
VBAT = 3.5V
RPROG = 1.5k
Undervoltage Lockout Voltage
vs Temperature
Shutdown Supply Current
vs Temperature and VCC
Manual Shutdown Threshold
Voltage vs Temperature and VCC
TEMPERATURE (
°C)
–50
3.95
3.97
3.98
3.99
4.05
4.02
0
50
75
4064 G07
3.96
4.03
4.04
4.01
4.00
–25
25
100
125
TEMPERATURE (
°C)
–50
20
25
30
25
75
4064 G08
15
10
–25
0
50
100
125
5
0
VSHDN = 0V
VCC = 6.5V
VCC = 5.5V
VCC = 4.5V
TEMPERATURE (
°C)
–50
0.80
0.90
0.95
1.00
1.30
1.15
0
50
75
4064 G09
0.85
1.20
1.25
1.10
1.05
–25
25
100
125
VCC = 6V
VCC = 5.5V
VCC = 4.5V
VCC = 5V



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