參數(shù)資料
型號: LAEX
廠商: Linear Technology Corporation
英文描述: 100mA, Low Voltage, Very Low Dropout Linear Regulator
中文描述: 100mA的,低電壓,非常低壓差線性穩(wěn)壓器
文件頁數(shù): 6/16頁
文件大?。?/td> 219K
代理商: LAEX
6
LT3020/LT3020-1.2/
LT3020-1.5/LT3020-1.8
sn3020 3020fas
GND Pin Current vs I
LOAD
SHDN Pin Threshold
SHDN Pin Input Current
SHDN Pin Input Current (
μ
A)
ADJ Pin Bias Current
Current Limit
OUTPUT CURRENT (mA)
0
G
μ
A
2000
1800
1600
1200
1400
1000
800
600
400
200
0
80
3020 G07
20
10
30
50
70
90
40
60
100
V
IN
= 1.7V
V
OUT
= 1.2V
T
J
°
C
TEMPERATURE (
°
C)
–50
S
1.0
0.9
0.8
0.6
0.7
0.5
0.4
0.3
0.2
0.1
0
3020 G08
25
0
–25
50
75
125
100
I
L
= 1mA
SHDN PIN VOLTAGE (V)
0
S
μ
A
5.0
4.5
4.0
3.0
3.5
2.5
2.0
1.5
1.0
0.5
0
8
3020 G09
2
1
3
5
7
9
4
6
10
T
J
= 25
°
C
TEMPERATURE (
°
C)
–50
0
3020 G10
25
0
–25
50
75
125
100
V
SHDN
= 10V
S
μ
A
5.0
4.5
4.0
3.0
3.5
2.5
2.0
1.5
1.0
0.5
TEMPERATURE (
°
C)
–50
A
25
20
15
5
10
0
3020 G11
25
0
–25
50
75
125
100
TEMPERATURE (
°
C)
–50
0
3020 G12
25
0
–25
50
75
125
100
V
OUT
= 0V
V
IN
= 1.7V
V
IN
= 10V
C
500
450
400
300
350
250
200
150
100
50
Reverse Output Current
Input Ripple Rejection
TEMPERATURE (
°
C)
–50
0
3020 G13
25
0
–25
50
75
125
100
V
IN
= 0V
V
OUT
= 1.2V
R
μ
A
500
450
400
300
350
250
200
150
100
50
FREQUENCY (Hz)
10
R
20
30
60
50
40
70
10
1k
10k
1M
3020 G14
0
100
100k
V
IN
= 1.5V + 50mV
RMS
RIPPLE
V
OUT
= 0.5V
I
L
C
OUT
= 2.2
μ
F
C
OUT
= 10
μ
F
TYPICAL PERFOR U
INPUT VOLTAGE (V)
2500
2250
2000
1750
1500
1250
1000
750
500
250
0
G
μ
A
3020 G28
0
1
2
3
4
5
6
7
8
9
10
V
OUT = 1.5V (LT 3020-1.5)
T
J
= 25
°
C
R
L
= 15
I
L
= 100mA
R
L
= 30
I
L
= 50mA
R
L
= 150
I
L
= 10mA
R
L
= 1.5k
I
L
= 1mA
GND Pin Current
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