Datasheet

LTC4160/LTC4160-1
7
41601fa
TYPICAL PERFORMANCE CHARACTERISTICS
Battery Drain Current vs
Battery Voltage
Battery Charge Current vs
Temperature
Normalized Battery Charger Float
Voltage vs Temperature
V
BUS
Quiescent Current vs
Temperature
V
BUS
Quiescent Current in
Suspend vs Temperature
Battery Drain Current vs
Temperature
V
BUS
Quiescent Current vs
V
BUS
Voltage (Suspend)
V
OUT
Voltage vs Load Current in
Suspend
V
BUS
Current vs Load Current in
Suspend
T
A
= 25°C, unless otherwise noted.
BUS VOLTAGE (V)
0
0
QUIESCENT CURRENT (µA)
10
20
30
40
50
60
1 2 3 4
41601 G16
65
BAT = 3.8V
LOAD CURRENT (mA)
0
V
OUT
(V)
4.0
4.5
5.0
0.4
41601 G17
3.5
3.0
2.5
0.1
0.2
0.3
0.5
V
BUS
= 5V
BAT = 3.3V
R
CLPROG
= 3.01k
LOAD CURRENT (mA)
V
BUS
CURRENT (mA)
41601 G18
V
BUS
= 5V
BAT = 3.3V
R
CLPROG
= 3.01k
0
0.5
0.4
0.3
0.2
0.1
0.4
0
0.1
0.2
0.3
0.5
BATTERY VOLTAGE (V)
2.7
7
8
9
3.9
41601 G19
6
5
3.0 3.3 3.6 4.2
4
3
2
1
0
BATTERY CURRENT (µA)
I
VOUT
= 0mA
V
BUS
= 0V
V
BUS
= 5V
(SUSPEND MODE)
TEMPERATURE (°C)
–40
NORMALIZED FLOAT VOLTAGE
0.998
0.999
1.000
60
41601 G21
0.997
0.996
–15
10
35
85
1.001
TEMPERATURE (°C)
–40
QUIESCENT CURRENT (mA)
15
20
25
60
41601 G22
10
5
0
–15
10
35
85
V
BUS
= 5V
5x MODE
1x MODE
TEMPERATURE (°C)
–40
0
QUIESCENT CURRENT (µA)
10
20
30
40
50
70
60
–15 10 35 60
41601 G23
85
V
BUS
= 5V
TEMPERATURE (°C)
–40
8
12
60
41601 G24
6
4
–15 10 35 85
10
2
0
BATTERY CURRENT (µA)
BAT = 3.8V
V
BUS
= 0V
TEMPERATURE (°C)
–40
0
CHARGE CURRENT (mA)
100
200
300
400
0 40
80
120
41601 G20
500
600
–20 20
60
100
THERMAL REGULATION
R
PROG
= 2k