ltc3025edc-1 Linear Technology Corporation, ltc3025edc-1 Datasheet - Page 4

• Manufacturer Part Number: ltc3025edc-1
• Description: 500ma Micropower Vldo Linear Regulator
• Manufacturer: Linear Technology Corporation

LTC3025-1/LTC3025-2
TYPICAL PERFORMANCE CHARACTERISTICS
4
1000
120
100
900
800
700
600
500
400
300
200
100
80
60
40
20
14
12
10
0
8
6
2
0
4
0
0.5
–50
0
V
vs I
V
SHDN Threshold vs Temperature
V
V
V
V
IN
BIAS
IN
IN
BIAS
OUT
50
= 1.4V
OUT
to V
No Load Operating Current
–25
= 0.8V
= 2.8V
= 5V
100
1.5
OUT
V
150
0
BIAS
TEMPERATURE (°C)
Dropout Voltage
200
2.5
= 2.5V
I
25
T
OUT
125°C
25°C
V
A
85°C
IN
250
= 25°C
(mA)
(V)
V
50
300
BIAS
T
3.5
A
= 125°C
–40°C
350
= 5V
75
T
400
A
4.5
= –40°C
100
302512 G01
302512 G04
302512 G07
450
500
125
5.5
1400
1200
1600
1000
200
800
600
400
500
450
400
350
300
250
150
100
200
50
0
0
0.01
7
6
5
4
3
1
0
2
0.5
0
Operating BIAS Current
vs Output Current
V
Current Limit vs V
V
IN
BIAS
Shutdown Current
85°C
1
= 5V
0.1
1.5
2
2.5
1
I
OUT
V
V
IN
IN
3
(mA)
(V)
(V)
IN
25°C
10
3.5
Voltage
25°C
–40°C
4
125°C
100
4.5
5
302512 G02
302512 G08
–40°C
302512 G05
1000
5.5
6
100mV/DIV
10mV/DIV
V
405
404
403
402
401
400
399
398
397
396
395
OUT
V
AC
AC
70
60
50
40
30
20
80
10
IN
0
2.5
–50
BIAS No Load Operating Current
Adjust Voltage vs Temperature
Burst Mode DC/DC Buck Ripple
Rejection
V
V
C
I
V
V
OUT
V
V
I
IN
OUT
OUT
OUT
IN
OUT
BIAS
IN
= 1.8V
= 1.5V
–25
= 1.5V
= 50mA
= 1.5V
= 1μF
= 10μA
= 1.2V
3
= 3.6V
0
TEMPERATURE (°C)
3.5
125°C
–40°C
V
25
10μs/DIV
BIAS
4
(V)
50
4.5
25°C
75
5
100
302512 G03
302512 G06
302512 G09
302512fa
5.5
125