Datasheet

4
LTC1530
1530fa
OUTPUT CURRENT (A)
2.510
2.508
2.506
2.504
2.502
2.500
2.498
2.496
2.494
2.492
2.490
OUTPUT VOLTAGE (V)
1530 G02
0123456
T
A
= 25°C
REFER TO FIGURE 2
Efficiency vs Load Current
Load Regulation
LOAD CURRENT (A)
0
0.3
EFFICIENCY (%)
100
90
80
70
60
50
40
30
20
10
0
4
8
10
1530 G01
2
6
12
14
T
A
= 25°C
REFER TO FIGURE 10
TYPICAL PERFOR A CE CHARACTERISTICS
UW
LTC1530 V
SENSE
vs Temperature
TEMPERATURE (°C)
–55
V
SENSE
(V)
1.260
1.255
1.250
1.245
1.240
1.235
1.230
1.225
1.220
1.215
1.210
–15
25
45 125
1530 G03
–35 5
65
85
105
LTC1530-1.9 V
OUT
vs Temperature
LTC1530-2.5 V
OUT
vs Temperature
TEMPERATURE (°C)
–55
V
OUT
(V)
1.930
1.925
1.920
1.915
1.910
1.905
1.900
1.895
1.890
1.885
1.880
1.875
1.870
25
1530 G04
–35
–15
5
45 65 85 105 125
TEMPERATURE (°C)
–55
V
OUT
(V)
2.55
2.54
2.53
2.52
2.51
2.50
2.49
2.48
2.47
2.46
2.45
–15
25
45 125
1530 G05
–35 5
65
85
105
Undervoltage Lockout Threshold
Voltage vs Temperature
LTC1530-2.8 V
OUT
vs Temperature
TEMPERATURE (°C)
–55
V
OUT
(V)
2.85
2.84
2.83
2.82
2.81
2.80
2.79
2.78
2.77
2.76
2.75
2.74
25
1530 G06
–35
–15
5
45 65 85 105 125
LTC1530-3.3 V
OUT
vs Temperature
TEMPERATURE (°C)
–55
V
OUT
(V)
3.36
3.35
3.34
3.33
3.32
3.31
3.30
3.29
3.28
3.27
3.26
3.25
3.24
3.23
25
1530 G06
–35
–15
5
45 65 85 105 125
Error Amplifier Transconductance
vs Temperature
TEMPERATURE (°C)
–55
UNDERVOLTAGE LOCKOUT THRESHOLD (V)
4.5
4.3
4.1
3.9
3.7
3.5
3.3
3.1
2.9
2.7
2.5
2.3
–15
25
45 125
1530 G08
–35 5
65
85
105
TEMPERATURE (°C)
–55
ERROR AMPLIFIER TRANSCONDUCTANCE (millimho)
2.8
2.6
2.4
2.2
2.0
1.8
1.6
–15
25
45 125
1530 G09
–35 5
65
85
105