LTC4075EDD(RevA) 查看數據表（PDF） - Linear Technology
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LTC4075EDD Datasheet PDF : 16 Pages
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TYPICAL PERFOR A CE CHARACTERISTICS
LTC4075/LTC4075X
Charge Current vs Ambient
Temperature
1000
800
ONSET OF
THERMAL REGULATION
RIDC = 1.25k
600
400
RIDC = RIUSB = 2k
200 VDCIN = VUSBIN = 5V
VBAT = 4V
θJA = 40°C/W
0
–50 –25 0 25 50 75
TEMPERATURE (°C)
100 125
4075X G10
DCIN Power FET “On” Resistance
vs Temperature
550
VBAT = 4V
IBAT = 200mA
500
450
400
350
300
250
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
4075X G13
DCIN Shutdown Current vs
Temperature
50
45
40
VDCIN = 8V
35
30
25
VDCIN = 5V
20
15
VDCIN = 4.3V
10
5
0
–50 –25
ENABLE = 5V
0 25 50 75 100
TEMPERATURE (°C)
4075X G16
Charge Current vs
Supply Voltage
900
ONSET OF
THERMAL REGULATION
800
700
600
500
400
RIDC = 1.25k
VBAT = 4V
θJA = 35°C/W
300
4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0
VDCIN (V)
4075X G11
USBIN Power “On” Resistance
vs Temperature
800
VBAT = 4V
750 IBAT = 200mA
700
650
600
550
500
450
400
350
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
4075X G14
USBIN Shutdown Current vs
Temperature
45
40
35
VUSBIN = 8V
30
25
20 VUSBIN = 5V
15
10 VUSBIN = 4.3V
5
0
–50 –25
ENABLE = 0V
0 25 50 75 100
TEMPERATURE (°C)
4075X G17
Charge Current vs Battery Voltage
1000
LTC4075X
800
600
400
200
LTC4075
0
2.4 2.7 3.0
VDCIN = VUSBIN = 5V
θJA = 40°C/W
RIDC = 1.25k
3.3 3.6 3.9 4.2 4.5
VBAT (V)
4075X G12
ENABLE Pin Threshold (On-to-Off)
vs Temperature
900
VDCIN = VUSBIN = 5V
850
800
750
700
650
600
–50 –25 0 25 50 75 100
TEMPERATURE (°C)
4075X G15
ENABLE Pin Pulldown Resistance
vs Temperature
2.8
2.6
2.4
2.2
2.0
1.8
1.6
–50 –25
0 25 50
TEMPERATURE (°C)
75 100
4075X G18
4075Xfa
5
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