Datasheet

LTC4053-4.2
4
4053fa
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Battery Regulation Voltage
vs Battery Charge Current
I
BAT
(mA)
4.16
V
BAT
(V)
4.18
4.20
4.22
4.17
4.19
4.21
100 200 300 400
4053 G01
500500 150 250 350 450
V
CC
= 5V
T
A
= 25°C
R
PROG
= 3k
TEMPERATURE (°C)
–50
4.06
V
BAT
(V)
4.08
4.12
4.14
4.16
50
4.24
4053 G02
4.10
0
–25
75 100
25 125
4.18
4.20
4.22
V
CC
= 5V
R
PROG
= 3k
I
BAT
= 10mA
V
CC
(V)
4
V
BAT
(V)
4.5
5
5.5 6
4053 G03
6.5
4.210
4.208
4.206
4.204
4.202
4.200
4.198
4.196
4.194
4.192
4.190
7
V
CC
= 5V
R
PROG
= 3k
I
BAT
= 10mA
Battery Regulation Voltage
vs Temperature
Battery Regulation Voltage
vs V
CC
Charge Current vs Input Voltage
Charge Current vs Battery Voltage
Charge Current vs Ambient
Temperature with Thermal
Regulation
V
CC
(V)
4.0
I
BAT
(mA)
600
500
400
300
200
100
0
4.5 5.0
4053 G04
5.5
T
A
= 25°C
R
PROG
= 3k
V
BAT
= 3.95V
V
BAT
= 4.15V
V
BAT
= 4.05V
V
BAT
(V)
0
I
BAT
(mA)
150
450
500
550
1
2
2.5
4053 G05
50
350
250
100
400
0
300
200
0.5
1.5
3.5
4.5
3
4
V
CC
= 5V
T
A
= 25°C
R
PROG
= 3k
TEMPERATURE (°C)
–50
0
I
BAT
(mA)
200
400
600
–25
0
25 50
4053 G06
75
800
1000
100
300
500
700
900
100
THERMAL CONTROL
LOOP IN OPERATION
V
CC
= 5V
V
BAT
= 3.5V
R
PROG
= 1.5k
Undervoltage Lockout Voltage
vs Temperature
Shutdown Supply Current
vs Temperature
Manual Shutdown Threshold
Voltage vs Temperature
TEMPERATURE (°C)
–50
V
UV
(V)
3.95
3.97
3.98
3.99
4.05
4.02
0
50
75
4053 G07
3.96
4.03
4.04
4.01
4.00
–25
25
100
125
TEMPERATURE (°C)
–50
I
CC
(µA)
20
25
30
25 75
4053 G08
15
10
–25 0
50 100 125
5
0
V
SHDN
= 0V
V
CC
= 6.5V
V
CC
= 5.5V
V
CC
= 4.5V
TEMPERATURE (°C)
–50
V
MSD
(V)
0.80
0.90
0.95
1.00
1.30
1.15
0
50
75
4053 G09
0.85
1.20
1.25
1.10
1.05
–25
25
100
125
V
CC
= 6V
V
CC
= 5.5V
V
CC
= 4.5V
V
CC
= 5V