LTC4095EDC Ver la hoja de datos (PDF) - Linear Technology
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LTC4095EDC Datasheet PDF : 16 Pages
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LTC4095
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted.
Battery Regulation (Float)
Voltage vs Battery Charge Current
4.25 IN = 5V
4.24 RPROG = 0.845k
HPWR = 5V
4.23
4.22
4.21
4.20
4.19
4.18
4.17
4.16
4.15
0
200 400 600 800 1000
IBAT (mA)
4095 G01
Charge Current vs Battery Voltage
600
IN = 5V
RPROG = 1.74k
500
HPWR = 5V
400
300
200
HPWR = 0V
100
0
2 2.5
3
3.5
BAT (V)
4
4.5
2400 G31
PROG Pin Voltage vs Charge
Current
1.0 IN = 5V
RPROG = 1.74k
HPWR = 5V
0.8
0.6
0.4
0.2
Battery Regulation (Float)
Voltage vs Temperature
4.215
4.210
4.205
4.200
4.195
4.190
4.185
–55 –35 –15 5 25 45
TEMPERATURE (°C)
65 85
4095 G02
Charge Current vs Ambient
Temperature with Thermal
Regulation
500
450
400
350
300
250
200
150
100
IN = 5V
BAT = 3.8V
50 RPROG = 1.74k
HPWR = 5V
0
–50 –25 0 25 50
75 100 125 150
TEMPERATURE (°C)
4095 G05
PROG Pin Voltage vs PROG Pin
Resistance (Constant Current Mode)
2.0
IN = 5V
BAT = 3.8V
HPWR = 5V
1.5
1.0
0.5
Charge Current vs Supply Voltage
(Constant Current Mode)
500
IN = 5V
RPROG = 1.74k
490 HPWR = 5V
480
470
460
450
440
4.3 4.5 4.7 4.9 5.1 5.3 5.5
IN (V)
4095 G03
Complete Charge Cycle
(2400mAh Battery)
1000
800
600
400
IN = 5V
RPROG = 0.845k
HPWR = 5V
200
0
5.0
4.5
4.0
3.5
3.0
5.0
4.0
3.0
2.0
1.0
0
0
1
23
4
56
TIME (HOUR)
4095 G18
Power FET On-Resistance vs
Temperature
700
IN = 4V
IBAT = 200mA
600
500
400
0
0
100 200 300 400 500
IBAT (mA)
4095 G06
4
0
1 2 3 4 5 6 7 8 9 10
RPROG (kΩ)
4095 G07
300
–55 –35
–15 5 25 45
TEMPERATURE (°C)
65 85
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