LTC3101
TYPICAL PERFORMANCE CHARACTERISTICS (TA = 25°C unless otherwise specified)
Buck-Boost Maximum Load
Current, PWM Mode
Buck-Boost Maximum Load
Buck Output Voltage vs
Load Current
Current, Burst Mode Operation
1200
1000
120
100
0.20
0.15
0.10
0.05
0
V
OUT3
= 3.3V
V
OUT3
= 3.3V
800
600
80
60
V
OUT3
= 5V
V
OUT3
= 5V
–0.05
–0.10
–0.15
–0.20
400
200
0
40
20
0
200
LOAD CURRENT (mA)
0
100
300
400
1
2
3
4
5
6
1
2
3
4
5
6
SUPPLY VOLTAGE, V
OR V
(V)
SUPPLY VOLTAGE, V
OR V
(V)
USB
BAT
USB
BAT
3101 G21
3101 G19
3101 G20
Buck-Boost Output Voltage
vs Load Current
CRS Pin Current
Hot Swap Switch RDS(0N)
0.5
0.4
1.0
0.8
1.2
1.0
0.3
0.6
0.2
0.4
0.8
0.6
0.1
0.2
0
0
–0.1
–0.2
–0.3
–0.4
–0.5
–0.2
–0.4
–0.6
–0.8
–1.0
0.4
0.2
0
0
200
400
600
800
1
2
3
4
5
6
1
2
3
4
5
6
BUCK-BOOST OUTPUT VOLTAGE (V)
LOAD CURRENT (mA)
SUPPLY VOLTAGE, V
OR V
(V)
USB
BAT
3101 G22
3101 G23
3101 G24
LDO Output Voltage vs
Supply Voltage
LDO Output Voltage vs
Load Current
MAX Output Switch RDS(0N)
0.5
0.4
1.5
1.0
1.6
1.4
1.2
1.0
0.3
0.2
0.5
0.1
0.8
0.6
0
0
–0.1
–0.2
–0.3
–0.4
–1.5
–0.5
–1.0
–1.5
0.4
0.2
0
2
3
5
2
4
0
20
40
60
1
6
1
3
5
6
4
LDO LOAD CURRENT (mA)
SUPPLY VOLTAGE, V
OR V
(V)
SUPPLY VOLTAGE, V
OR V
(V)
BAT
USB
BAT
USB
3101 G25
3101 G26
3101 G27
3101f
7
Linear [ Linear ]
