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LT3071EUFD データシート(PDF) 8 Page - Linear Technology

部品番号 LT3071EUFD
部品情報  5A, Low Noise, Programmable Output, 85mV Dropout Linear Regulator with Analog Margining
PDF  28 Pages
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メーカー  LINER [Linear Technology]
ホームページ  http://www.linear.com
Logo LINER - Linear Technology

LT3071EUFD データシート(HTML) 8 Page - Linear Technology

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LT3071

3071f
typicAl perFormAnce chArActeristics
Minimum BIAS Voltage
vs Temperature
BIAS Pin Ripple Rejection
IN Pin Ripple Rejection
Minimum BIAS Voltage vs VOUT
IN Pin Ripple Rejection
Minimum BIAS Voltage vs IOUT
Bias Voltage Line Regulation
Load Regulation
FREQUENCY (Hz)
10
100
40
50
60
70
80
1k
10k
100k
1M
10M
3071 G27
30
20
10
0
90
100
VBIAS = 2.5V + 500mVP-P
VBIAS = 2.7V + 500mVP-P
VBIAS = 3.3V + 500mVP-P
VIN = 1.3V
VOUT = 1V
IOUT = 5A
COUT = 10µF + 4.7µF + 2.2µF
FREQUENCY (Hz)
10
100
40
50
60
1k
10k
100k
1M
10M
3071 G28
30
20
10
0
70
80
COUT = 117µF
COUT = 16.9µF
VOUT = 1V
VIN = 1.3V + 50mVP-P RIPPLE
VBIAS = 2.5V
IOUT = 1A
FREQUENCY (Hz)
10
100
40
50
60
1k
10k
100k
1M
10M
3071 G29
30
20
10
0
70
80
COUT = 117µF
COUT = 16.9µF
VOUT = 1V
VIN = 1.3V + 50mVP-P RIPPLE
VBIAS = 2.5V
IOUT = 5A
TEMPERATURE (°C)
–75
3.2
3.6
4.0
125
3071 G30
2.8
2.4
3.0
3.4
3.8
2.6
2.2
2.0
–25
–50
25
0
75 100
150
50
175
IOUT = 5A
VOUT = 1.8V
VOUT = 1.2V
VOUT = 0.8V
OUTPUT CURRENT (A)
0
2.6
2.8
3.0
3
5
3071 G31
2.4
2.2
2.0
1
2
4
3.2
3.4
3.6
VOUT = 1.8V
VOUT = 1.5V
VOUT = 1.2V
VOUT = 0.8V TO 1V
VIN = VOUT(NOMINAL) + 300mV
VOUT = –1%, TJ = 25°C
OUTPUT VOLTAGE (V)
0.7
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.5
3071 G51
0.9
1.1
1.3
1.9
1.7
IOUT = 5A
TJ = 25°C
TEMPERATURE (°C)
–75
800
700
600
500
400
300
200
100
0
125
3071 G33
–25
25
75
175
100
–50
0
50
150
VBIAS = 2.2V TO 3.6V
VIN = 1.1V
VOUT = 0.8V
IOUT = 10mA
TEMPERATURE (°C)
–75
–4
–2
0
125
3071 G32
–6
–8
–10
–50 –25 0 25 50 75 100
150 175
VIN = VOUT(NOMINAL) + 300mV
VBIAS = 3.3V
IOUT = 100mA TO 5A
VOUT = 0.8V
VOUT = 1.2V
VOUT = 1.8V
Current Limit vs VIN – VOUT
IN-TO-OUT VOLTAGE DIFFERENTIAL (V)
0
4
6
2.00
3071 G26
2
0
0.50
1.00
1.50
0.25
0.75
1.25
1.75
8
3
5
1
7
VOUT = 1.8V
VOUT = 1.2V
VOUT = 0.8V
VBIAS = 3.3V
TJ = 25°C



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