LTC4000-1 Datasheet, PDF (7/40 Pages) Linear Technology – High Voltage High Current Controller for Battery Charging with Maximum Power Point Control

Typical Performance Characteristics
LTC4000-1
Charge Termination Time with 0.1µF
Timer Capacitor Over Temperature
3.5
3.3
3.1
2.9
2.7
2.5
2.3
–60 –40 –20
0 20 40 60 80 100 120 140
TEMPERATURE (°C)
40001 G10
PowerPath Fast Off, Fast On
and Forward Regulation Over
Temperature
120 VIID = VBAT = 15V
90
60
30
0
–30
–60
–90
–60 –40 –20
0 20 40 60 80 100 120 140
TEMPERATURE (°C)
40001 G13
NTC Thresholds Over
Temperature
80
75
V_NTC(COLD)
70
65
60
55
V_NTC(OPEN)
50
45
V_NTC(HOT)
40
35
30
–60 –40 –20
0 20 40 60 80 100 120 140
TEMPERATURE (°C)
40001 G11
PowerPath Turn-On Gate Clamp
Voltage Over Temperature
15.0 _{VIID = VBAT = 15V}
14.5
14.0
13.5
13.0
12.5
12.0
11.5
11.0
–60 –40 –20
0 20 40 60 80 100 120 140
TEMPERATURE (°C)
40001 G14
BIAS Voltage at 0.5mA Load Over
Temperature
3.2
3.1
3.0
V_IN = 60V
2.9
V_IN = 15V
V_IN = 3V
2.8
2.7
2.6
2.5
–60 –40 –20
0 20 40 60 80 100 120 140
TEMPERATURE (°C)
40001 G16
I_TH Pull-Down Current Over
Temperature
1.5
V_ITH = 0.4V
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
–60 –40 –20
0 20 40 60 80 100 120 140
TEMPERATURE (°C)
40001 G17
PowerPath Forward Voltage
Regulation Over Temperature
14
12
V_IID = V_BAT = 15V
10
V_IID = V_BAT = 3V
8
6
V_IID = V_BAT = 60V
4
2
0
–60 –40 –20
0 20 40 60 80 100 120 140
TEMPERATURE (°C)
40001 G12
PowerPath Turn-Off Gate Voltage
Over Temperature
600 _{VCSP = VCSN = 15V}
550
500
450
400
350
300
250
200
–60 –40 –20
0 20 40 60 80 100 120 140
TEMPERATURE (°C)
40001 G15
I_TH Pull-Down Current
vs V_ITH
2.5
2.0
1.5
1.0
0.5
0
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
V_ITH (V)
40001 G18
40001f
7