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LT1117CMPBF датащи(PDF) 5 Page - Linear Technology

номер детали LT1117CMPBF
подробное описание детали  800mA Low Dropout Positive Regulators Adjustable and Fixed 2.85V, 3.3V, 5V
PDF  16 Pages
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производитель  LINER [Linear Technology]
домашняя страница  http://www.linear.com
Logo LINER - Linear Technology

LT1117CMPBF датащи(HTML) 5 Page - Linear Technology

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LT1117/LT1117-2.85
LT1117-3.3/LT1117-5
5
1117fd
TYPICAL PERFORMANCE CHARACTERISTICS
LT1117 Ripple Rejection
LT1117 Ripple Rejection
vs Current
Temperature Stability
Adjust Pin Current
LT1117-2.85
Load Transient Response
LT1117-5
Load Transient Response
FREQUENCY (Hz)
20
40
60
80
100
10
1k
10k
100k
1117 G04
0
100
90
70
50
30
10
CADJ = 200μF AT f < 60Hz
CADJ = 25μF AT f > 60Hz
IOUT = 0.5A
(VIN – VOUT) ≥ VDROPOUT
VRIPPLE ≤ 3VP-P
VRIPPLE ≤
0.5VP-P
(VIN – VOUT) ≥ 3V
OUTPUT CURRENT (A)
0
0
20
30
50
80
100
0.2
0.4
0.6
0.8
1117 G05
10
40
60
70
90
VOUT = 5V
CADJ = 25μF
COUT = 25μF
VRIPPLE ≤ 3VP-P
fRIPPLE = 120Hz
fRIPPLE = 20kHz
VRIPPLE ≤ 0.5VP-P
TEMPERATURE (°C)
–50
–2.0
–1.0
0
2.0
0
50
100
150
1117 G06
1.0
–25
25
75
125
TEMPERATURE (°C)
–50
0
20
50
100
0
50
100
150
1117 G07
80
–25
25
75
125
10
30
40
60
70
90
TIME (μs)
0
–0.5
0.3
20
50
70
100
1117 G08
0.1
10
30
60
80
0
0.5
–0.2
0
0.2
–0.1
40
90
CIN = 10μF
COUT = 10μF TANTALUM
VIN = 4.25V
PRELOAD = 0.1A
TIME (μs)
0
–0.5
0.3
20
50
70
100
1117 G09
0.1
10
30
60
80
0
0.5
–0.2
0
0.2
–0.1
40
90
CIN = 10μF
COUT = 10μF TANTALUM
VIN = 6.5V
PRELOAD = 0.1A
LT1117-2.85
Line Transient Response
LT1117-5
Line Transient Response
TIME (μs)
0
3.25
60
40
100
140
200
1117 G10
20
20
60
120
160
4.25
5.25
–40
0
40
–20
80
180
CIN = 1μF
COUT = 10μF TANTALUM
IOUT = 0.1A
TIME (μs)
0
5.50
60
40
100
140
200
1117 G11
20
20
60
120
160
6.50
7.50
–40
0
40
–20
80
180
CIN = 1μF
COUT = 10μF TANTALUM
IOUT = 0.1A



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