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| 型號(hào)： | 8181 |
| 廠(chǎng)商： | Allegro MicroSystems, Inc. |
| 英文描述： | LOW-DROPOUT, 5 V REGULATOR . HIGH EFFICIENCY |
| 中文描述： | 低壓差，5 V穩(wěn)壓器。高效 |
| 文件頁(yè)數(shù)： | 3/8頁(yè) |
| 文件大?。?/td> | 103K |
| 代理商： | 8181 |
8181
LOW-DROPOUT,
5 V REGULATOR
ELECTRICAL CHARACTERISTICS at T
A
+25
°
C (unless otherwise noted).
Limits
Characteristic
Symbol
Test Conditions
Min.
Typ.
Max.
Units
Output Voltage
V
O
T
A
= 25
°
C, 5.5 V
≤
V
I
≤
10 V,
0 mA
≤
I
O
≤
500 mA
4.90
5.00
5.10
V
T
A
= 85
°
C, 5.5 V
≤
V
I
≤
10 V,
0 mA
≤
I
O
≤
500 mA*
4.85
—
5.15
V
Output Volt. Temp. Coeff.
α
VO
I
O
= 0
—
±
100
—
μ
V/
°
C
Line Regulation
V
O(
VI)
5.5 V
≤
V
I
≤
10 V, Output open
—
10
30
mV
Load Regulation
V
O(
IO)
0 mA
≤
I
O
≤
500 mA, V
I
= 6 V
—
40
100
mV
Dropout Voltage
V
I
min - V
O
I
O
= 500 mA
—
—
300
mV
Quiescent Current
(GND terminal current)
I
Q
V
I
= 10 V, I
O
= 500 mA
—
87
120
μ
A
V
I
= 10 V, Output open
—
86
120
μ
A
I
Q(off)
V
I
= 10 V, Output open, V
E
= 0.4 V
—
—
20
μ
A
ENABLE Input Voltage
V
EH
Output ON, V
I
= 10 V
2.4
—
—
V
V
EL
Output OFF, V
I
= 10 V
—
—
0.4
V
ENABLE Input Current
I
E
V
E
= V
I
= 10 V
—
—
±
0.1
μ
A
Thermal Shutdown Temp.
T
J
—
165
—
°
C
Thermal Resistance
R
θ
JA
Mounted on 2.24" x 2.24" solder-coated
copper-clad board in still air
—
67
—
°
C/W
R
θ
JT
—
6.0
—
°
C/W
Typical values are given for circuit design information only.
* This parameter is tested to a lot sample plan only.
Pulse test (<20 ms).
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