LTC4097 데이터 시트보기 (PDF) - Linear Technology
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LTC4097 Datasheet PDF : 20 Pages
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LTC4097
TYPICAL PERFORMANCE CHARACTERISTICS NTC = 0V, HPWR = 5V, TA = 25°C,
unless otherwise noted.
IDC Pin Voltage vs VDCIN
(Constant-Current Mode)
1.006 VBAT = 3.7V
RIDC = 10k
1.004
1.002
1.000
0.998
0.996
0.994
4.25 4.50 4.75 5.00 5.25 5.50
VDCIN (V)
4097 G10
Charge Current vs Battery Voltage
1200 VDCIN = 5V
1150 RIDC = 1k
1100
1050 THERMAL REGULATION
1000
950
900
850
800
3.0 3.2 3.4 3.6 3.8 4.0
VBAT (V)
4097 G13
IUSB Pin Voltage vs VUSBIN
(Constant-Current Mode)
1.006 VBAT = 3.7V
RIUSB = 10k
1.004
1.002
1.000
0.998
0.996
0.994
4.25 4.50 4.75 5.00 5.25 5.50
VUSBIN (V)
4097 G11
Charge Current vs Battery Voltage
600 VUSBIN = 5V
575 RIUSB = 2k
550
525
500
475
450
425
400
3.0 3.2 3.4 3.6 3.8 4.0
VBAT (V)
4097 G14
Recharge Threshold Voltage
vs Temperature
120 VDCIN = VUSBIN = 5V
115
110
105
100
95
90
85
80
–50
–25 0 25 50
TEMPERATURE (°C)
75 100
4097 G12
Charge Current vs Ambient
Temperature with Thermal
Regulation
1200
RIDC = 1k
1000
THERMAL REGULATION
800
600 RIUSB = 2k
400
VDCIN = 5V
200 VUSBIN = 5V
VBAT = 3.7V
0 θJA = 60°C/W
–50 –25 0 25 50 75
TEMPERATURE (°C)
100 125
4097 G15
Charge Current vs Supply Voltage
104 VBAT = 3.7V
102
RIDC = 10k
100
RIUSB = 10k
98
96
4.25
4.50 4.75 5.00 5.25 5.50
VDCIN, VUSBIN (V)
4097 G16
Charge Current vs Battery Voltage
1200
THERMAL REGULATION
1000
800
600
400
200
VDCIN = 5V
RIDC = 1k
θJA = 60°C/W
0
2.0 2.5 3.0 3.5 4.0 4.5
VBAT (V)
4097 G17
Charge Current vs Battery Voltage
600
500
400
300
200
100
VUSBIN = 5V
RIUSB = 2k
θJA = 60°C/W
0
2.0 2.5 3.0 3.5 4.0 4.5
VBAT (V)
4097 G18
4097f
5
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