LT1584/LT1585/LT1587
W
U
TYPICAL PERFORMANCE CHARACTERISTICS
LT1584/5/7-3.XX Output Voltage
vs Temperature
Output Voltage vs Temperature
Using Adjustable LT1584/5/7
LT1584/5/7 Reference Voltage
vs Temperature
1.275
1.270
1.265
1.260
3.70
3.65
3.60
3.55
3.50
3.45
3.40
3.35
3.30
3.25
3.70
3.65
3.60
3.55
3.50
3.45
3.40
3.35
3.30
3.25
V
OUT
SET WITH 1% RESISTORS
V
= 3.6V
V
= 3.6V
OUT
OUT
1.255
1.250
V
V
= 3.45V
= 3.38V
V
V
= 3.45V
= 3.38V
OUT
OUT
OUT
OUT
1.245
1.240
1.235
1.230
V
= 3.3V
V
= 3.3V
OUT
OUT
1.255
3.20
3.20
–75 –50 –25
0
25 50 75 100 125 150 175
–75 –50 –25
0
25 50 75 100 125 150 175
–75 –50 –25
0
25 50 75 100 125 150 175
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
LT1584 • TPC10
LT1584 • TPC11
LT1584 • TPC12
LT1584/5/7 Minimum Load
Current vs Temperature
LT1584/5/7 Adjust Pin Current
vs Temperature
LT1584/5/7-3.XX Quiescent
Current vs Temperature
5
4
3
2
1
0
100
90
80
70
60
50
40
30
20
10
0
13
12
11
10
9
8
7
6
5
4
3
–75 –50 –25
0
25 50 75 100 125 150 175
–75 –50 –25
0
25 50 75 100 125 150 175
–75 –50 –25
0
25 50 75 100 125 150 175
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
LT1584 • TPC13
LT1584 • TPC14
LT1584 • TPC15
LT1584/5/7 Ripple Rejection
vs Frequency
LT1585/7 Maximum Power
Dissipation*
LT1584 Maximum Power
Dissipation*
90
80
70
60
50
40
30
20
10
0
30
25
20
15
30
25
20
15
10
5
LT1585
LT1587
10
5
LT1584: (V – V ) ≤ 2.5V
IN
OUT
LT1585/87: (V – V ) ≤ 3V
IN
RIPPLE
OUT FULL LOAD
OUT
0.5V ≤ V
≤ 2V
I
= I
0
0
10
100
1k
10k
100k
50 60 70 80 90 100 110 120 130 140 150
CASE TEMPERATURE (˚C)
50 60 70 80 90 100 110 120 130 140 150
FREQUENCY (Hz)
CASE TEMPERATURE (°C)
LT1584 • TPC16
LT1584 • TPC17
LT1584 • TPC18
*AS LIMITED BY MAXIMUM JUNCTION TEMPERATURE
*AS LIMITED BY MAXIMUM JUNCTION TEMPERATURE
6
Linear [ Linear ]
