LTAGL LINER [Linear Technology], LTAGL Datasheet - Page 7

• Manufacturer Part Number: LTAGL
• Description: 100mA, Low Voltage, Very Low Dropout Linear Regulator
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFOR A CE CHARACTERISTICS
100
0.01
90
80
70
60
50
40
30
20
10
0.1
10
0
1
–50
10
Input Ripple Rejection
Output Noise Spectral Density
V
V
I
L
V
I
C
IN
OUT
L
OUT
OUT
= 100mA
= 100mA
= 1.5V + 0.5V
–25
= 0.5V
= 1.2V
= 2.2µF
100
0
TEMPERATURE (°C)
FREQUENCY (Hz)
P-P
1k
25
RIPPLE AT f = 120Hz
50
10k
75
W
100k
100
3020 G15
3020 G18
U
125
1M
100mA/DIV
50mV/DIV
V
300
250
200
150
100
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
I
OUT
50
OUT
0
0
0.01
–50
Minimum Input Voltage
RMS Output Noise vs Load
Current (10Hz to 100kHz)
I
V
V
C
I
OUT
L
OUT
OUT
OUT
= 100mA
–25
= 10mA TO 100mA
= 1.5V
= 1.2V
= 2.2µF
0.1
Transient Response
LOAD CURRENT (mA)
0
TEMPERATURE (°C)
25
50µs/DIV
1
50
75
10
100
3020 G19
3020 G16
3020 G21
100
125
LT3020-1.5/LT3020-1.8
LT3020/LT3020-1.2/
–0.2
–0.4
–0.6
–0.8
–1.0
1.0
0.8
0.6
0.4
0.2
18
16
14
12
10
0
8
6
4
2
0
–50
Load Regulation
∆I
0
No-Load Recovery Threshold
V
V
*LOAD REGULATION NUMBER REFERS
TO CHANGE IN THE 200mV REFERENCE
VOLTAGE
IN
OUT
L
= 1.15V
= 1mA to 100mA
–25
= 0.5V
OUTPUT OVERSHOOT (%)
5
0
TEMPERATURE (°C)
25
10
50
75
sn3020 3020fas
15
100
3020 G17
3020 G20
7
125
20