LTC4078XEDD-PBF 查看數據表（PDF） - Linear Technology
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LTC4078XEDD-PBF Datasheet PDF : 16 Pages
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LTC4078/LTC4078X
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise specified.
Undervoltage Lockout Threshold
vs Temperature
4.25
4.20
4.15
DCIN UVLO
4.10
4.05
4.00
USBIN UVLO
3.95
3.90
3.85
–10
10
30
50
70
90
TEMPERATURE (°C)
4078x G19
Recharge Threshold Voltage
vs Temperature
4.11
VDCIN = VUSBIN = 5V
4.09
4.07
4.05
4.03
–10
10
30
50
70
90
TEMPERATURE (°C)
4078x G21
Overvoltage Lockout Threshold
vs Temperature
6.10
6.05
6.00
USBIN OVLO
5.95
DCIN OVLO
5.90
5.85
5.80
–10
10
30
50
70
90
TEMPERATURE (°C)
4078x G20
Battery Drain Current
vs Temperature
9.0
VDCIN = VUSBIN = NOT CONNECTED
VBAT = 4.2V
8.5
8.0
7.5
7.0
6.5
6.0
–50
–25 0 25 50
TEMPERATURE (°C)
75 100
4078x G22
BATDET Pin Threshold Voltage
(On-to-Off) vs Temperature
2.0
VDCIN = VUSBIN = 5V
1.9
1.8
1.7
1.6
1.5
1.4
–10
10
30
50
70
90
TEMPERATURE (°C)
4078x G23
BATDET Voltage/Current
vs Temperature
4.4
6.00
VDCIN = VUSBIN = 5V
4.3
VBOC
5.25
4.2
4.50
IBATDET
4.1
3.75
4.0
–10
3.00
10
30
50
70
90
TEMPERATURE (°C)
4078x G24
6
4078xfb
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