Datasheet

LTC4098/LTC4098-1
7
40981fc
CHRG PIN VOLTAGE (V)
0
CHRG PIN CURRENT (mA)
60
80
100
4
40981 G23
40
20
0
1
2
3
5
V
BUS
= 5V
BAT = 3.8V
Oscillator Frequency
vs Temperature
V
BUS
Quiescent Current
vs Temperature
Quiescent Current in Suspend
vs Temperature
Low Battery (Instant-On)
Output Voltage vs Temperature
TEMPERATURE (oC)
–40
OUTPUT VOLTAGE (V)
3.64
3.66
60
40981 G19
3.62
3.60
–15
10
35
85
3.68
BAT = 2.7V
I
VOUT
= 100mA
5x MODE
TEMPERATURE (°C)
–40
FREQUENCY (MHz)
2.250
2.300
2.350
60
40981 G20
2.200
2.150
2.100
–15
10
35
85
TEMPERATURE (°C)
–40
2
QUIESCENT CURRENT (mA)
5
8
11
14
17
20
–15 –10 35 60
40981 G21
85
V
BUS
= 5V
I
VOUT
= 0μA
5x MODE
1x MODE
TEMPERATURE (°C)
–40
27
QUIESCENT CURRENT (μA)
30
33
36
39
42
45
–15 10 35 60
40981 G22
85
V
BUS
= 5V
I
VOUT
= 0μA
CHRG Pin Current vs Voltage
(Pull-Down State)
OVP Connection Waveform
I
OUT
500μA/DIV
0mA
500μs/DIV
40981 G24
V
OUT
20mV/DIV
AC COUPLED
Suspend LDO Transient Response
(500μA to 1.5mA)
V
BUS
5V/DIV
OVGATE
5V/DIV
500μs/DIV
40981 G25
OVP INPUT VOLTAGE
0V TO 5V STEP
5V/DIV
T
A
= 25°C unless otherwise noted.
TYPICAL PERFORMANCE CHARACTERISTICS