LTC6803IG データシートの表示（PDF） - Linear Technology
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LTC6803IG Datasheet PDF : 40 Pages
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LTC6803-1/LTC6803-3
TYPICAL PERFORMANCE CHARACTERISTICS
VREF Output Voltage
vs Temperature
3.070
3.068
3.066
3.064
3.062
3.060
3.058
5 REPRESENTATIVE UNITS
3.056
–50 –25 0 25 50 75
TEMPERATURE (°C)
100 125
680313 G21
VREF Load Regulation
3.09
3.08
3.07
TA = 85°C
3.06
3.05
TA = 25°C
TA = –40°C
3.04
0
10
100
SOURCING CURRENT (µA)
1000
680313 G22
VREF Line Regulation
3.074
NO EXTERNAL LOAD ON VREF, CDC = 2
(CONTINUOUS CELL CONVERSIONS)
3.072
3.070
3.068
3.066
3.064
TA = 25°C
TA = 85°C
TA = –40°C
3.062
3.060
0
10 20 30 40 50 60
SUPPLY VOLTAGE (V)
680313 G23
VREG Load Regulation
5.2 V+ = 43.2V
5.0
4.8
4.6
4.4
4.2
4.0
0
TA = 125°C
TA = 85°C
TA = 25°C
TA = –40°C
2
4
6
8 10 12
SUPPLY CURRENT (mA)
680313 G24
VREG Line Regulation
5.5
CDC = 2
CONTINUOUS CONVERSIONS
5.0
4.5
4.0
0
TA = 125°C
TA = 85°C
TA = 25°C
TA = –40°C
10 20 30 40 50 60
SUPPLY VOLTAGE (V)
680313 G25
Internal Discharge Resistance
vs Cell Voltage
50
TA = 105°C
45
TA = 85°C
40
TA = 25°C
TA = –45°C
35
30
25
20
15
10
5
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
CELL VOLTAGE (V)
680313 G26
Die Temperature Increase vs
Discharge Current in Internal FET
50
ALL 12 CELLS AT 3.6V
45 VS = 43.2V
40 TA = 25°C
35
30
12 CELLS
25
DISCHARGING
6 CELLS
20
DISCHARGING
15
1 CELL
10
DISCHARGING
5
0
0 10 20 30 40 50 60 70 80
DISCHARGE CURRENT PER CELL (mA)
680313 G27
Cell Conversion Time
13.20
13.15
13.10
13.05
13.00
12.95
12.90
12.85
12.80
–40 –20
0 20 40 60 80 100 120
TEMPERATURE (°C)
680313 G28
680313f
8
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