Datasheet

LTC4063
4
4063fc
Typical perForMance characTerisTics
CHARGE CURRENT (mA)
0
V
FLOAT
(V)
4.18
4.22
800
4063 G01
4.14
4.10
200
400
600
100
300
500
700
4.26
4.16
4.20
4.12
4.24
V
CC
= 5V
R
PROG
= 1.25k
TEMPERATURE (°C)
–50
4.185
V
FLOAT
(V)
4.190
4.195
4.200
4.205
4.215
–25
0 25 50
4063 G02
75 100
4.210
R
PROG
= 10k
V
CC
= 8V
V
CC
= 4.3V
TEMPERATURE (°C)
–50
0.994
V
PROG
(V)
0.996
0.998
1.000
1.002
1.006
–25
0 25 50
4063 G03
75 100
1.004
R
PROG
= 10k
V
CC
= 8V
V
CC
= 4.3V
V
PROG
(V)
0
0
I
BAT
(mA)
100
300
400
500
0.8
900
4063 G04
200
0.4
0.2
1.0
0.6 1.2
600
700
800
V
CC
= 5V
R
PROG
= 1.25k
V
TIMER
= 5V
TEMPERATURE (°C)
–50
t
TIMER
(MINUTES)
185
190
195
25 75
4063 G05
180
175
–25 0
50 100 125
170
165
C
TIMER
= 0.1µF
V
CC
= 4.3V
V
CC
= 8V
V
CHRG
(V)
0
20
25
3 5
4063 G06
15
10
1 2
4 6 7
5
0
30
35
I
CHRG
(mA)
V
CC
= 5V
V
BAT
= 4V
T
A
= –40°C
T
A
= 90°C
T
A
= 25°C
TEMPERATURE (°C)
–50
90
88
86
84
82
80
78
76
25 75
4063 G07
–25 0
50 100
I
TRIKL
(mA)
V
CC
= 5V
V
BAT
= 2.5V
R
PROG
= 1.25k
TEMPERATURE (°C)
–50
2.84
V
TRIKL
(V)
2.86
2.88
2.90
2.92
2.96
–25
0 25 50
4063 G08
75 100
2.94
V
CC
= 5V
R
PROG
= 1.25k
V
BAT
(V)
2.7
0
I
BAT
(mA)
200
400
600
800
1000
3
3.3 3.6 3.9
4063 G09
4.2 4.5
V
CC
= 5V
R
PROG
= 1.25k
Q
JA
= 40oC/W
Regulated Output (Float) Voltage
vs Charge Current
Regulated Output (Float) Voltage
vs Temperature
Internal Charge Timer
vs
Temperature
Charge Current
vs PROG Pin Voltage
Trickle Charge Current
vs
Temperature
Trickle Charge Threshold Voltage
vs Temperature Charge Current vs Battery Voltage
PROG Pin Voltage vs Temperature
(Constant-Current Mode)
CHRG Pin
I-V Curve
T
A
= 25°C, unless otherwise noted.