lt1585a-3.3 Linear Technology Corporation, lt1585a-3.3 Datasheet - Page 4

• Manufacturer Part Number: lt1585a-3.3
• Description: Lt1585a-3.3 - 5a Low Dropout Fast Response Positive Regulators Adjustable And Fixed
• Manufacturer: Linear Technology Corporation

LT1585A/LT1585A-3.3
TYPICAL PERFORMANCE CHARACTERISTICS
4
1.275
1.270
1.265
1.260
1.245
1.240
1.235
1.230
1.225
1.255
1.250
5
4
2
1
0
–75
3
–75
LT1585A Reference Voltage
vs Temperature
LT1585A Minimum Load Current
vs Temperature
–50
–50
–25
–25
0
TEMPERATURE (°C)
0
TEMPERATURE (°C)
90
80
70
60
50
40
30
20
10
25
0
25
10
LT1585A-3.3 Ripple Rejection
vs Frequency
LT1585A-3.3: (V
0.5V ≤ V
I
50
50
OUT
= I
75
75
FULL LOAD
100
RIPPLE
100
100
W
FREQUENCY (Hz)
125
125
LT1585A • TPC04
LT1585A • TPC07
≤ 2V
IN
150
150
– V
U
1k
OUT
175
175
) ≤ 3V
10k
LT1585A • TPC10
3.70
3.65
3.55
3.20
3.60
3.50
3.45
3.40
3.35
3.30
3.25
100
20
10
90
80
70
60
50
40
30
0
–75
–75
Output Voltage vs Temperature
Using Adjustable LT1585A
LT1585A Adjust Pin Current
vs Temperature
100k
V
–50
–50
OUT
SET WITH 1% RESISTORS
–25
–25
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
25
25
V
V
V
V
OUT
OUT
OUT
OUT
50
50
= 3.45V
= 3.38V
= 3.6V
= 3.3V
75
75
100
30
25
10
100
20
15
*AS LIMITED BY MAXIMUM JUNCTION TEMPERATURE
0
5
50
LT1585A Maximum Power
Dissipation*
125
125
LT1585A • TPC08
LT1585A • TPC05
60 70
150
150
175
175
CASE TEMPERATURE (˚C)
80
90
100
3.35
3.34
3.32
3.25
3.33
3.31
3.30
3.29
3.28
3.27
3.26
13
12
11
10
7
6
5
4
3
9
8
–75
110 120 130 140 150
–75
LT1585A-3.3 Quiescent Current
vs Temperature
LT1585A-3.3 Output Voltage
vs Temperature
–50
–50
LT1585A • TPC11
–25
–25
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
25
25
V
OUT
50
50
= 3.3V
75
75
100
100
125
125
LT1585A • TPC06
LT1585A • TPC09
150
150
1585afa
175
175