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參數(shù)資料
| 型號： | L78L20CD13TR |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | INDUCTOR SM 390NH 10% 1812 |
| 中文描述： | 正電壓調(diào)節(jié)器 |
| 文件頁數(shù)： | 14/24頁 |
| 文件大?。?/td> | 440K |
| 代理商： | L78L20CD13TR |
L78L00 SERIES
14/24
ELECTRICAL CHARACTERISTICS OF L78L20AB AND L78L20AC
(refer to the test circuits, V
I
= 29V, I
O
= 40 mA, C
I
= 0.33 μF, C
O
= 0.1 μF,
T
J
= 0 to 125°C for L78L20AC, T
J
= -40 to 125°C for L78L20AB, unless otherwise specified)
ELECTRICAL CHARACTERISTICS OF L78L24AB AND L78L24AC
(refer to the test circuits, V
I
= 27V, I
O
= 40 mA, C
I
= 0.33 μF, C
O
= 0.1 μF,
T
J
= 0 to 125°C for L78L24AC, T
J
= -40 to 125°C for L78L24AB, 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
= 22.5 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
19.2
19
19
20
20.8
21
21
330
280
180
90
6.5
6
0.1
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
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
= 27 to 38 V
V
I
= 28 to 38 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
= 28 to 38 V
B =10Hz to 100KHz
V
I
= 23 to 33 V
I
O
= 40 mA
23
22.8
22.8
24
25
25.2
25.2
350
300
200
100
6.5
6
0.1
1.5
V
V
V
I
= 27 to 38 V
V
I
= 33 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
200
37
μ
V
dB
f = 120Hz
T
J
= 25°C
31
V
d
Dropout Voltage
1.7
V
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