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參數資料
| 型號： | 78L05 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | POSITIVE-VOLTAGE REGULATORS |
| 中文描述： | 正電壓調節器 |
| 文件頁數： | 13/24頁 |
| 文件大小： | 440K |
| 代理商： | 78L05 |
L78L00 SERIES
13/24
ELECTRICAL CHARACTERISTICS OF L78L15AB AND L78L15AC
(refer to the test circuits, V
I
= 19V, I
O
= 40 mA, C
I
= 0.33 μF, C
O
= 0.1 μF,
T
J
= 0 to 125°C for L78L15AC, T
J
= -40 to 125°C for L78L15AB, unless otherwise specified)
Symbol
Parameter
ELECTRICAL CHARACTERISTICS OF L78L18AB AND L78L18AC
(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 L78L18AC, T
J
= -40 to 125°C for L78L18AB, 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
= 17.5 to 30 V
V
I
= 20 to 30 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
= 20 to 30 V
B =10Hz to 100KHz
V
I
= 18.5 to 28.5 V f = 120Hz
I
O
= 40 mA
14.4
14.25
14.25
15
15.6
15.75
15.75
300
250
150
75
6.5
6
0.1
1.5
V
V
V
I
= 17.5 to 30 V
V
I
= 23 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
90
39
μ
V
dB
T
J
= 25°C
34
V
d
Dropout Voltage
1.7
V
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
17.3
17.1
17.1
18
18.7
18.9
18.9
320
270
170
85
6.5
6
0.1
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
33
V
d
Dropout Voltage
1.7
V
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