LT3027 LINER [Linear Technology], LT3027 Datasheet - Page 5

• Manufacturer Part Number: LT3027
• Description: Dual 100mA, Low Dropout, Low Noise, Micropower Regulator wih Independent Inputs
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFOR A CE CHARACTERISTICS
100
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
90
80
70
60
50
40
30
20
10
0
0
–50
–50
SHDN1 or SHDN2 Pin Threshold
(Off-to-On)
ADJ1 or ADJ2 Pin Bias Current
–25
–25
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
80
70
60
50
40
30
20
10
0
0.01
25
25
Input Ripple Rejection
I
V
C
I
L
L
IN
BYP
I
= 100mA
= 100mA
L
= 2.3V + 50mV
= 1mA
50
50
= 0
0.1
75
75
FREQUENCY (kHz)
W
100
1
100
RMS
3027 G10
3027 G13
U
RIPPLE
125
125
10
C
OUT
C
OUT
100
= 10µF
350
300
250
200
150
100
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
50
= 1µF
0
0
3027 G18
SHDN1 or SHDN2 Pin Input
Current
0
Current Limit
0
1000
V
T
OUT
J
1
= 25°C
1
= 0V
2
SHDN PIN VOLTAGE (V)
2
3
INPUT VOLTAGE (V)
4
3
5
4
6
7
5
8
6
3027 G11
3027 G14
9
80
70
60
50
40
30
20
10
0
0.01
10
7
Input Ripple Rejection
I
V
C
L
IN
OUT
= 100mA
= 2.3V + 50mV
= 10µF
0.1
C
350
300
250
200
150
100
BYP
1.4
1.2
1.0
0.8
0.6
0.4
0.2
50
0
0
–50
–50
FREQUENCY (kHz)
= 100pF
Current Limit
SHDN1 or SHDN2 Pin Input
Current
1
RMS
C
–25
–25
BYP
RIPPLE
= 0.01µF
10
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
C
BYP
25
25
= 1000pF
100
50
50
3027 G19
1000
LT3027
75
V
75
SHDN
V
V
IN
OUT
100
100
= 7V
= 20V
= 0V
3027 G12
3027 G15
5
3027f
125
125