參數(shù)資料
型號: LCHP
廠商: Linear Technology Corporation
英文描述: 20mA, 3V to 80V Low Dropout Micropower Linear Regulator
中文描述: 20mA的,3V至80V的微功率低壓差線性穩(wěn)壓器
文件頁數(shù): 5/12頁
文件大?。?/td> 176K
代理商: LCHP
5
LT3014B
3014bf
TEMPERATURE (
°
C)
–50
R
70
25
3014 G17
64
60
–25
0
50
58
56
72
68
66
62
75
100
125
V
= 7V + 0.5V
RIPPLE AT f = 120Hz
I
L
= 20mA
TYPICAL PERFOR U
Reverse Output Current
Input Ripple Rejection
Input Ripple Rejection
TEMPERATURE (
°
C)
–50
R
μ
A
7
25
3014 G16
4
2
–25
0
50
1
0
8
6
5
3
75
100
125
V
IN
= 0V
V
OUT
= V
ADJ
= 1.22V
FREQUENCY (Hz)
10
R
100
1k
10k
100k
1M
3014 G18
70
40
20
10
0
80
60
50
30
V
IN
= 7V + 50mV
RMS
RIPPLE
I
L
= 20mA
C
OUT
= 4.7
μ
F
C
OUT
= 0.47
μ
F
Load Regulation
Minimum Input Voltage
Output Noise Spectral Density
TEMPERATURE (
°
C)
–50
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
25
75
3014 G19
–25
0
50
100
125
M
I
LOAD
= 20mA
TEMPERATURE (
°
C)
–50
L
–5
25
3014 G20
–20
–30
–25
0
50
–35
–40
0
–10
–15
–25
75
100
125
I
L
= 100
μ
A TO 20mA
V
OUT
= 1.22V
FREQUENCY (Hz)
0.1
O
μ
V
H
1
10
1k
10k
100k
3014 G21
0.01
100
10
C
OUT
= 0.47
μ
F
I
L
V
OUT
= 1.22V
TIME (
μ
s)
0
O
D
L
–0.02
0.02
800
3014 G23
4
–0.04
0
0.04
6
2
0
200
400
600
1000
V
IN
= 7V
V
OUT
= 5V
C
IN
= C
OUT
= 0.47
μ
F CERAMIC
I
LOAD
= 1mA TO 5mA
10Hz to 100kHz Output Noise
V
200
μ
V/DIV
C
OUT
= 0.47
μ
F
I
L
V
OUT
= 1.22V
1ms/DIV
3014 G22
Transient Response
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