LTC4160-1 LINER [Linear Technology], LTC4160-1 Datasheet - Page 9
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LTC4160-1
Manufacturer Part Number
LTC4160-1
Description
Switching Power Manager with USB On-The-Go And Overvoltage Protection
Manufacturer
LINER [Linear Technology]
Datasheet
1.LTC4160-1.pdf
(32 pages)
TYPICAL PERFORMANCE CHARACTERISTICS
2V/DIV
2.8
2.6
3.4
3.2
3.0
0V
12
10
8
6
4
2
0
0
0
3.3V LDO Output Voltage vs
Load Current, V
OVP Connect Waveform
OVGATE vs OVSENS
BAT = 3V
OVSENS CONNECTED
TO INPUT THROUGH
6.2k RESISTOR
BAT = 3.1V
BAT = 3.2V
BAT = 3.3V
BAT = 3.9V, 4.2V
5
2
LOAD CURRENT (mA)
INPUT VOLTAGE (V)
10
250μs/DIV
BUS
4
BAT = 3.4V
OVGATE
V
= 0V
15
BUS
6
BAT = 3.5V
BAT = 3.6V
20
41601 G40
41601 G34
41601 G37
25
8
AC COUPLED
STEP 5V/DIV
OVP INPUT
5V TO 10V
20mV/DIV
VOLTAGE
5mA/DIV
V
OVGATE
I
LDO3V3
LDO3V3
5V/DIV
5V/DIV
V
0mA
BUS
48
45
42
36
33
30
39
–40
3.3V LDO Step Response
(5mA to 15mA)
BAT = 3.8V
OVP Disconnect Waveform
OVSENS Quiescent Current vs
Temperature
V
OVSENS
–15
= 5V
TEMPERATURE (°C)
10
500μs/DIV
20μs/DIV
35
60
41601 G41
41601 G35
41601 G38
T
A
= 25°C, unless otherwise noted.
85
LTC4160/LTC4160-1
2.30
2.25
2.15
2.10
2.05
2.20
6.47
6.46
6.44
6.43
6.42
6.45
120
100
80
20
60
40
0
–40
–40
0
Oscillator Frequency vs
Temperature
Rising OVP Threshold vs
Temperature
VBUSGD, CHRG, FAULT Pin
Current vs Voltage (Pull-Down
State)
V
BAT = 3.8V
BUS
VBUSGD, CHRG, FAULT PIN VOLTAGE (V)
= 5V
–15
–15
1
TEMPERATURE (°C)
TEMPERATURE (°C)
10
10
2
FAULT, CHRG
VBUSGD
35
35
3
V
V
V
V
V
OUT
OUT
OUT
OUT
OUT
60
60
4
= 5V
= 4.2V
= 3.6V
= 3V
= 2.7V
41601 G36
41601 G39
41601 G42
41601f
9
85
85
5