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8187 Fiches technique(PDF) 6 Page - Allegro MicroSystems

No de pièce 8187
Description  LOW-DROPOUT, 3.3 V REGULATOR . HIGH EFFICIENCY
Download  8 Pages
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Fabricant  ALLEGRO [Allegro MicroSystems]
Site Internet  http://www.allegromicro.com
Logo ALLEGRO - Allegro MicroSystems

8187 Fiches technique(HTML) 6 Page - Allegro MicroSystems

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8187
LOW-DROPOUT,
3.3 V REGULATOR
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
TYPICAL CHARACTERISTICS (concluded)
QUIESCENT (GROUND TERMINAL) CURRENT
2.0
Dwg. GP-058
4.0
8.0
6.0
INPUT VOLTAGE in VOLTS
0
60
40
30
0
I
= 0
O
50
20
10
T = 25
°C
A
T = -20
°C
A
T = 85
°C
A
-50
AMBIENT TEMPERATURE in
°C
Dwg. GP-051-2
45
0
+50
40
+100
35
50
V = 6 V
I
= 0
I
O
0
OUTPUT CURRENT in mA
Dwg. GP-054-1
25
50
100
150
75
T = -20
°C
T = 25
°C
T = 85
°C
A
A
A
0.15
0.20
0.10
0.05
0.25
0
125
DROPOUT VOLTAGE
LOAD TRANSIENT PERFORMANCE
V
I = 3.5 V to 6.5 V, CO as specified, TA = 25°C
Dwg. WP-028-1
VO
IO
100 mA
1 mA
3.8 V
3.3 V
2.8 V
<50
µs
<600
µs
VO
3.55 V
3.3 V
3.05 V
C = 10
µF
O
C = 1
µF
O
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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