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LP2951 датащи(PDF) 14 Page - Microchip Technology

номер детали LP2951
подробное описание детали  100 mA Low-Dropout Voltage Regulator
PDF  30 Pages
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производитель  MICROCHIP [Microchip Technology]
домашняя страница  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

LP2951 датащи(HTML) 14 Page - Microchip Technology

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LP2951
DS20005736B-page 14
2017 - 2022 Microchip Technology Inc. and its subsidiaries
FIGURE 2-13:
Minimum Operating Voltage.
FIGURE 2-14:
Feedback Bias Current.
FIGURE 2-15:
Feedback Pin Current.
FIGURE 2-16:
Error Comparator Output.
FIGURE 2-17:
Comparator Sink Current.
FIGURE 2-18:
Line Transient Response.
2.2
2.0
1.9
1.6
TEMPERATURE (°C)
2.1
1.8
1.7
-75 -50 -25 0 25 50 75 100 125 150
-30
-20
-10
0
10
20
-75 -50 -25 0 25 50 75 100 125 150
TEMPERATURE (°C)
-250
-200
-150
-100
-50
0
50
-2.0 -1.5 -1.0 -0.5
0
0.5
1.0
T = 125°C
A
FEEDBACK VOLTAGE (V)
PIN 7 DRIVEN BY EXTERNAL
SOURCE (REGULATOR RUN
OPEN LOOP)
T = 25°C
A
T = –55°C
A
8
6
4
2
0
-2
01
2
3
4
5
INPUT VOLTAGE (V)
V
= 5V
OUT
HYSTERESIS
PULLUP RESISTOR TO
SEPARATE 5V SUPPLY
2.5
2.0
1.5
1.0
0.5
0.0
OUTPUT LOW VOLTAGE (V)
T = 125°C
A
T = 25°C
A
T = -55°C
A
0.1
0.3
0.5
0.7
0.9
0
50
mV
100
mV
0
200
400
600
800
TIME (μs)
-50
mV
8V
6V
4V
C = 1 μF
I = 1 mA
V
= 5V
L
OUT
L



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