LTC3305_15 Datasheet, PDF (7/28 Pages) Linear Technology – Lead-Acid Battery Balancer

LTC3305
Typical Performance Characteristics T_A = 25°C, unless otherwise noted.
UV and OV Programming Gain
10.5
10.4
10.3
10.2
10.1 UV GAIN
10.0
9.9
OV GAIN
9.8
9.7
9.6
9.5
0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6
V_L OR V_H (V)
3305 G13
PTC Fault Threshold
vs Temperature
1200
1175
V1 = 13.2V, AUXN = GND
1150
1125
1100
RISING
1075
1050
1025
1000
FALLING
975
950
925
900
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
3305 G14
Maximum Battery Current During
PTC Fault Condition
525
V1 = 13.2V, AUXN = AUXP = GND
515
505
495
485
475
465
455
445
435
425
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
3305 G15
12.5mV Termination Threshold
vs Temperature
22.5
20.5
18.5
16.5
14.5
12.5
10.5
8.5
6.5
4.5
2.5
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
3305 G16
25mV Termination Threshold
vs Temperature
35
33
31
29
27
25
23
21
19
17
15
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
3305 G17
50mV Termination Threshold
vs Temperature
60
58
56
54
52
50
48
46
44
42
40
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
3305 G18
3305f
For more information www.linear.com/LTC3305
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