LTC4067 データシートの表示（PDF） - Linear Technology
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LTC4067 Datasheet PDF : 20 Pages
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LTC4067
TYPICAL PERFOR A CE CHARACTERISTICS
VPROG vs Temperature
at IBAT = –500mA
1.2
1.0
0.8
ONSET OF THERMAL
REGULATION
0.6
0.4
0.2
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
4067 G11
Battery Float Voltage vs
Temperature
4.30
4.25
4.20
4.15
4.10
–50 –30 –10 10 30 50 70
TEMPERATURE (°C)
90 110
4067 G10
Battery Regulated (Float) Voltage
vs Input Voltage
4.4
4.2
4.0
3.8
3.6
3.4
3.2
3.0
3.0 3.5 4.0 4.5 5.0 5.5 6.0
VIN (V)
4067 G12
6
Charge Current vs Battery Voltage
600 VIN = 5V
IOUT = 0mA
500
RPROG = 2k
400
300
RPROG = 4k
200
100
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
VBAT (V)
4067 G13
Charge Current vs Battery Voltage
525 VIN = 5V
IOUT = 0mA
500
2k
475
450
425
3.4 3.5 3.6 3.7 3.8 3.9 4.0 4.1 4.2
VBAT (V)
4067 G14
Charge Current vs Temperature
(Thermal Regulation)
600
500
400
ONSET OF THERMAL
REGULATION
300
200
100
VIN = 5V
0 VBAT = 3.6V
–50 –30 –10 10 30 50 70 80 90 110
TEMPERATURE (°C)
4067 G17
Ideal Diode Forward Voltage vs
Current and Temperature
500 VIN = 5V
VBAT = 3.6V
SUSP
400
300
200
100
0
0
TA = 130°C
TA = 90°C
TA = 50°C
TA = 10°C
TA = –30°C
400 800 1200 1600 2000
IOUT (mA)
4067 G18
4067f
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