8181 查看數據表（PDF） - Allegro MicroSystems
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8181 Datasheet PDF : 8 Pages
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8181
LOW-DROPOUT,
5 V REGULATOR
5.06
5.04
5.02
5.00
4.98
4.96
4.94
4.92
0
0.5
0.4
0.3
0.2
0.1
0
0
TYPICAL CHARACTERISTICS (cont’d)
LOAD REGULATION
TA= 85°C
VI = 10 V
VI = 8 V
VI = 7 V
VI = 6 V
V = 5.5 V
I
100
200
300
OUTPUT CURRENT, IO in mA
400
500
Dwg. GP-039-2
LINE REGULATION
5.06
5.04
5.02
TA= 85°C
100 mA INTERVALS
5.00
IO = 0 mA
4.98
4.96
4.94
IO = 500 mA
4.92
5.0
6.0
7.0
8.0
INPUT VOLTAGE, VI in VOLTS
9.0
10
Dwg. GP-040-2
DROPOUT VOLTAGE
OUTPUT VOLTAGE vs TEMP.
TA = 85°C
TA = 25°C
TA = -20°C
5.01
5.00
4.99
4.98
VI = 6 V
IO = 0 mA
100
200
300
400
500
OUTPUT CURRENT, IO in mA
Dwg. GP-041
-50
0
+50
AMBIENT TEMPERATURE, TA in °C
+100
Dwg. GP-036
CAUTION: Maximum allowable duty cycle will be significantly less than 100% at high temperatures, at high input voltages, or at high output
currents. See Maximum Allowable Output Current table.
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