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參數(shù)資料
| 型號： | KA78XXCT |
| 廠商： | Fairchild Semiconductor Corporation |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | 5.0 AMP POSITIVE VOLTAGE REGULATOR |
| 中文描述： | 5.0放大器正電壓穩(wěn)壓器 |
| 文件頁數(shù)： | 18/28頁 |
| 文件大?。?/td> | 516K |
| 代理商： | KA78XXCT |
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LM78XX (KA78XX, MC78XX) FIXED VOLTAGE REGULATOR (POSITIVE)
LM7812A/RA ELECTRICAL CHARACTERISTICS
(Refer to the test circuits. T
J
= 0 to +125
°
C, I
O
= 1A, V
I
= 19V, C
I
= 0.33
μ
F, C
O
= 0.1
μ
F, unless otherwise specified)
* Load and line regulation are specified at constant, junction temperature. Change in V
O
due to heating effects must be taken
into account separately. Pulse testing with low duty is used.
Characteristic
Symbol
Test Conditions
Min
Typ
Max
Unit
T
J
=+25
°
C
I
O
= 5mA to 1A, P
D
≤
15W
V
I
= 14.8 to 27V
V
I
= 14.8 to 30V
I
O
= 500mA
V
I
= 16 to 22V
11.75
12
12.25
Output Voltage
V
O
11.5
12
12.5
V
10
120
Line Regulation
V
O
4
120
120
60
mV
V
I
= 14.5V to 27V
V
I
= 16V to 22V
10
3
T
J
=+25
°
C
I
O
= 5mA to 1.5A
I
O
= 5mA to 1.0A
I
O
= 250 to 750mA
T
J
=+25
°
C
V
I
= 15V to 30V, T
J
=+25
°
C
V
I
= 14V to 27V, I
O
= 500mA
I
O
= 5mA to 1.0A
I
O
= 5mA
f = 10Hz to 100KHz
T
A
=+25
°
C
f = 120Hz, I
O
= 500mA
V
I
= 14V to 24V
I
O
= 1A, T
J
=+25
°
C
f = 1KHz
V
I
= 35V, T
A
=+25
°
C
T
J
=+25
°
C
12
100
12
5
5.1
100
50
6.0
0.5
0.8
0.8
Quiescent Current
I
Q
mA
Quiescent Current Change
I
Q
mA
Output Voltage Drift
V
O
/
T
-1.0
mV/
°
C
Output Noise Voltage
V
N
10
Ripple Rejection
RR
60
dB
Dropout Voltage
Output Resistance
Short Circuit Current
Peak Current
V
D
R
O
I
SC
I
PK
2.0
18
250
2.2
V
m
mA
A
Load Regulation
V
O
mV
μ
V/V
O
T
J
=+25
°
C
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| KA78XXE | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:3-Terminal 1A Positive Voltage Regulator |
| KA78XXE_06 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:3-Terminal 1A Positive Voltage Regulator |
| KA78XXE_09 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:3-Terminal 1A Positive Voltage Regulator |
| KA78XXE_12 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:3-Terminal 1A Positive Voltage Regulator |
| KA78XXIR | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:3-TERMINAL 1A POSITIVE VOLTAGE REGULATORS |
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