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8187 Fiches technique(PDF) 5 Page - Allegro MicroSystems

No de pièce 8187
Description  LOW-DROPOUT, 3.3 V REGULATOR . HIGH EFFICIENCY
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Fabricant  ALLEGRO [Allegro MicroSystems]
Site Internet  http://www.allegromicro.com
Logo ALLEGRO - Allegro MicroSystems

8187 Fiches technique(HTML) 5 Page - Allegro MicroSystems

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8187
LOW-DROPOUT,
3.3 V REGULATOR
TYPICAL CHARACTERISTICS (cont’d)
LOAD REGULATION
LINE REGULATION
OUTPUT VOLTAGE
0
OUTPUT CURRENT in mA
Dwg. GP-052-8
25
50
100
150
75
T = 85
°C
2 V INTERVALS
A
3.34
3.30
3.32
3.28
3.26
3.24
3.36
3.22
V = 4 V
I
V = 8 V
I
125
2.0
Dwg. GP-053-8
3.0
4.0
6.0
8.0
5.0
T = 85
°C
50 mA INTERVALS
A
3.34
3.30
3.32
3.28
3.26
3.24
3.36
3.22
I
= 0 mA
O
INPUT VOLTAGE in VOLTS
7.0
I
= 100 mA
O
1.0
Dwg. GP-059-1
2.0
4.0
3.0
INPUT VOLTAGE in VOLTS
0
3.0
2.0
2.5
1.5
1.0
0.5
3.5
0
I
= 0 - 100 mA
O
T = 25
°C
A
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.
-50
AMBIENT TEMPERATURE in
°C
Dwg. GP-050-2
3.31
3.29
0
+50
3.30
+100
3.28
V = 6 V
I
= 0
I
O


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