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參數(shù)資料
| 型號： | KA78XXCT |
| 廠商： | Fairchild Semiconductor Corporation |
| 元件分類： | 基準電壓源/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)： | 8/28頁 |
| 文件大?。?/td> | 516K |
| 代理商： | KA78XXCT |
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LM78XX (KA78XX, MC78XX) FIXED VOLTAGE REGULATOR (POSITIVE)
LM7812/I/R/RI ELECTRICAL CHARACTERISTICS
(Refer to test circuit, T
MIN
<T
J
<T
MAX
, I
O
=500mA, V
I
=19V, C
I
= 0.33
μ
F, C
O
= 0.1.
μ
F, unless otherwise specified)
T
MIN
<T
J
<T
MAX
LM78XXI/RI: T
MIN
= - 40
°
C, T
MAX
= +125
°
C
LM78XX/R: T
= 0
°
C, T
= +125
°
C
* 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.
LM7812I
Min Typ
11.5
LM7812
Max
12.5
Min Typ
11.5
Max
12.5
T
J
=+25
°
C
5.0mA
≤
I
O
≤
1.0A, P
D
≤
15W
V
I
= 14.5V to 27V
V
I
= 15.5V to 27V
V
I
= 14.5V to 30V
V
I
= 16V to 22V
I
O
= 5mA to 1.5A
I
O
= 250mA to 750mA
T
J
=+25
°
C
I
O
= 5mA to 1.0A
V
I
= 14.5V to 30V
V
I
= 15V to 30V
I
O
= 5mA
f = 10Hz to 100Khz, T
A
=+25
°
C
f = 120Hz
V
I
= 15V to 25V
I
O
= 1A, T
J
=+25
°
C
f = 1KHz
V
I
= 35V, T
A
=+25
°
C
T
J
= +25
°
C
12
12
Output Voltage
V
O
11.4
12
10
3.0
11
5.0
5.1
0.1
12.6
240
120
240
120
8
0.5
11.4
12
12.6
V
10
3.0
11
5.0
5.1
0.1
0.5
240
120
240
120
8
0.5
1.0
Quiescent Current
I
Q
mA
Quiescent Current Change
I
Q
mA
1.0
Output Voltage Drift
Output Noise Voltage
Ripple
Rejection
Dropout Voltage
Output Resistance
Short Circuit Current
Peak Current
V
O
/
T
V
N
0.5
-1
76
-1
76
mV/
°
C
mV/V
O
RR
55
71
55
71
dB
V
D
R
O
I
SC
I
PK
2
18
230
2.2
2
18
230
2.2
V
m
mA
A
Unit
Line Regulation
V
O
V
O
T
J
=+25
°
C
T
J
=+25
°
C
Load Regulation
Characteristic
Symbol
Test Conditions
mV
mV
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PDF描述 |
|---|---|
| KA78XXIR | 5.0 AMP POSITIVE VOLTAGE REGULATOR |
| KA78XXIT | 5.0 AMP POSITIVE VOLTAGE REGULATOR |
| KA78XXR | 5.0 AMP POSITIVE VOLTAGE REGULATOR |
| KA78XXE | 5.0 AMP POSITIVE VOLTAGE REGULATOR |
| KA7809AE | 5.0 AMP POSITIVE VOLTAGE REGULATOR |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| 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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