LTC4088EDE-PBF 데이터 시트보기 (PDF) - Linear Technology
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LTC4088EDE-PBF Datasheet PDF : 24 Pages
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LTC4088
Typical Performance Characteristics TA = 25°C, unless otherwise noted.
Output Voltage vs Output Current
in Suspend
5.0
5x MODE
4.5
4.0
3.5
1x MODE
3.0 VBUS = 5V
VBAT = 3.3V
RCLPROG = 2.94k
2.5
0
0.5
1
1.5
2
OUTPUT CURRENT (mA)
2.5
4088 G10
Battery Charge Current vs
Temperature
600
500
400
THERMAL REGULATION
300
200
100
0
–40 –20 0 20 40 60 80 100 120
TEMPERATURE (°C)
4088 G13
Oscillator Frequency vs
Temperature
2.35
2.30
2.25
2.20
2.15
2.10
–40
–15
10
35
60
85
TEMPERATURE (°C)
4088 G16
VBUS Current vs Output Current in
Suspend
2.5
VBUS = 5V
VBAT = 3.3V
2.0 RCLPROG = 2.94k
5x MODE
1.5
1.0
0.5
0
0
1x MODE
0.5
1
1.5
2
2.5
OUTPUT LOAD CURRENT (mA)
4088 G11
Battery Charger Float Voltage vs
Temperature
4.21
4.20
4.19
4.18
4.17
–40
–15
10
35
60
85
TEMPERATURE (°C)
4088 G14
VBUS Quiescent Current vs
Temperature
15
VBUS = 5V
IOUT = 0µA
5x MODE
12
9
1x MODE
6
3
–40 –15
10
35
60
85
TEMPERATURE (°C)
4088 G17
6
3.3V LDO Output Voltage
vs Load Current, VBUS = 0V
3.4
VBAT = 3.9V, 4.2V
VBAT
=
3.4V
VBAT = 3.5V
VBAT =
3.6V
3.2
3.0
2.8 VBAT = 3V
VBAT = 3.1V
VBAT = 3.2V
2.6
0
VBAT = 3.3V
5
10
15
20
25
LOAD CURRENT (mA)
4088 G12
Low-Battery (Instant-On) Output
Voltage vs Temperature
3.68
VBAT = 2.7V
IOUT = 100mA
5x MODE
3.66
3.64
3.62
3.60
–40
–15
10
35
60
85
TEMPERATURE (°C)
4088 G15
Quiescent Current in Suspend vs
Temperature
46
VBUS = 5V
IOUT = 0mA
44 SUSP HI
42
40
38
36
34
–40
–15
10
35
60
85
TEMPERATURE (°C)
4088 G18
4088fb
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