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參數(shù)資料
| 型號(hào)： | L78L20CD |
| 廠商： | 意法半導(dǎo)體 |
| 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(yè)數(shù)： | 8/24頁(yè) |
| 文件大?。?/td> | 440K |
| 代理商： | L78L20CD |
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L78L00 SERIES
8/24
ELECTRICAL CHARACTERISTICS OF L78L18C
(refer to the test circuits, T
J
= 0 to 125°C, V
I
= 27V,
I
O
= 40 mA, C
I
= 0.33 μF, C
O
= 0.1 μF unless otherwise specified).
ELECTRICAL CHARACTERISTICS OF L78L20C
(refer to the test circuits, T
J
= 0 to 125°C, V
I
= 29V,
I
O
= 40 mA, C
I
= 0.33 μF, C
O
= 0.1 μF unless otherwise specified)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
O
V
O
Output Voltage
Output Voltage
T
J
= 25°C
I
O
= 1 to 40 mA
I
O
= 1 to 70 mA
V
I
= 22 to 33 V
V
I
= 22 to 33 V
I
O
= 1 to 100 mA
I
O
= 1 to 40 mA
T
J
= 25°C
T
J
= 125°C
I
O
= 1 to 40 mA
V
I
= 23 to 33 V
B =10Hz to 100KHz
V
I
= 23 to 33 V
I
O
= 40 mA
16.6
16.2
16.2
18
19.4
19.8
19.8
320
270
170
85
6.5
6
0.2
1.5
V
V
V
I
= 22 to 33 V
V
I
= 27 V
T
J
= 25°C
T
J
= 25°C
T
J
= 25°C
T
J
= 25°C
V
O
Line Regulation
mV
V
O
Load Regulation
mV
I
d
Quiescent Current
mA
mA
mA
I
d
Quiescent Current Change
eN
SVR
Output Noise Voltage
Supply Voltage Rejection
T
J
= 25°C
120
38
μ
V
dB
f = 120Hz
T
J
= 25°C
32
V
d
Dropout Voltage
1.7
V
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
O
V
O
Output Voltage
Output Voltage
T
J
= 25°C
I
O
= 1 to 40 mA
I
O
= 1 to 70 mA
V
I
= 22.5 to 34 V
V
I
= 24 to 34 V
I
O
= 1 to 100 mA
I
O
= 1 to 40 mA
T
J
= 25°C
T
J
= 125°C
I
O
= 1 to 40 mA
V
I
= 25 to 33 V
B =10Hz to 100KHz
V
I
= 25 to 35 V
I
O
= 40 mA
18.4
18
18
20
21.6
22
22
330
280
180
90
6.5
6
0.2
1.5
V
V
V
I
= 24 to 33 V
V
I
= 29 V
T
J
= 25°C
T
J
= 25°C
T
J
= 25°C
T
J
= 25°C
V
O
Line Regulation
mV
V
O
Load Regulation
mV
I
d
Quiescent Current
mA
mA
mA
I
d
Quiescent Current Change
eN
SVR
Output Noise Voltage
Supply Voltage Rejection
T
J
= 25°C
120
38
μ
V
dB
f = 120Hz
T
J
= 25°C
31
V
d
Dropout Voltage
1.7
V
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