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LCHP Datasheet(PDF) 5 Page - Linear Technology

Part # LCHP
Description  20mA, 3V to 80V Low Dropout Micropower Linear Regulator
PDF  12 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LCHP Datasheet(HTML) 5 Page - Linear Technology

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5
LT3014B
3014bf
TEMPERATURE (
°C)
–50
70
25
3014 G17
64
60
–25
0
50
58
56
72
68
66
62
75
100
125
VIN = 7V + 0.5VP-P
RIPPLE AT f = 120Hz
IL = 20mA
TYPICAL PERFOR A CE CHARACTERISTICS
Reverse Output Current
Input Ripple Rejection
Input Ripple Rejection
TEMPERATURE (
°C)
–50
7
25
3014 G16
4
2
–25
0
50
1
0
8
6
5
3
75
100
125
VIN = 0V
VOUT = VADJ = 1.22V
FREQUENCY (Hz)
10
100
1k
10k
100k
1M
3014 G18
70
40
20
10
0
80
60
50
30
VIN = 7V + 50mVRMS RIPPLE
IL = 20mA
COUT = 4.7µF
COUT = 0.47µF
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
ILOAD = 20mA
TEMPERATURE (
°C)
–50
–5
25
3014 G20
–20
–30
–25
0
50
–35
–40
0
–10
–15
–25
75
100
125
∆IL = 100µA TO 20mA
VOUT = 1.22V
FREQUENCY (Hz)
0.1
1
10
1k
10k
100k
3014 G21
0.01
100
10
COUT = 0.47µF
IL = 20mA
VOUT = 1.22V
TIME (
µs)
0
–0.02
0.02
800
3014 G23
4
–0.04
0
0.04
6
2
0
200
400
600
1000
VIN = 7V
VOUT = 5V
CIN = COUT = 0.47µF CERAMIC
∆ILOAD = 1mA TO 5mA
10Hz to 100kHz Output Noise
VOUT
200
µV/DIV
COUT = 0.47µF
1ms/DIV
3014 G22
IL = 20mA
VOUT = 1.22V
Transient Response



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