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參數(shù)資料
| 型號： | L79LXXAC |
| 廠商： | 意法半導體 |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | Negative voltage regulators |
| 中文描述： | 負電壓穩(wěn)壓器 |
| 文件頁數(shù)： | 7/22頁 |
| 文件大?。?/td> | 682K |
| 代理商： | L79LXXAC |
L79LxxAB - L79LxxAC - L79LxxC
Electrical characteristics
7/22
Table 5.
Electrical characteristics of L79L06
(refer to the test circuits, T
J
= 0 to 125 °C, V
I
= -12 V,
I
O
= 40 mA, C
I
= 0.33 μF, C
O
= 0.1 μF unless otherwise specified)
Parameter
Test conditions
Symbol
Min.
Typ.
Max.
Unit
V
O
Output voltage
T
J
= 25°C
-5.52
-6
-6.48
V
V
O
Output voltage
I
O
= 1 to 40 mA, V
I
= -8.5 to -20 V
-5.4
-6.6
V
I
O
= 1 to 70 mA, V
I
= -12 V
-5.4
-6.6
Δ
V
O
Line regulation
V
I
= -8.5 to -20 V, T
J
= 25°C
200
mV
V
I
= -9 to -20 V, T
J
= 25°C
150
Δ
V
O
Load regulation
I
O
= 1 to 100 mA, T
J
= 25°C
60
mV
I
O
= 1 to 40 mA, T
J
= 25°C
30
I
d
Quiescent current
T
J
= 25°C
6
mA
T
J
= 125°C
5.5
mA
Δ
I
d
Quiescent current change
I
O
= 1 to 40 mA
0.2
mA
V
I
= -8 to -20 V
1.5
eN
Output noise voltage
B =10Hz to 100kHz, T
J
= 25°C
50
μV
SVR
Supply voltage rejection
V
I
= -9 to -20V, f = 120Hz
I
O
= 40 mA, T
J
= 25°C
38
46
dB
V
d
Dropout voltage
1.7
V
Table 6.
Electrical characteristics of L79L08
(refer to the test circuits, T
J
= 0 to 125 °C, V
I
= -14 V,
I
O
= 40 mA, C
I
= 0.33 μF, C
O
= 0.1 μF unless otherwise specified)
Parameter
Test conditions
Symbol
Min.
Typ.
Max.
Unit
V
O
Output voltage
T
J
= 25°C
-7.36
-8
-8.64
V
V
O
Output voltage
I
O
= 1 to 40 mA, V
I
= -10.5 to -23 V
-7.2
-8.8
V
I
O
= 1 to 70 mA, V
I
= -14 V
-7.2
-8.8
Δ
V
O
Line regulation
V
I
= -10.5 to -23 V, T
J
= 25°C
200
mV
V
I
= -11 to -23 V, T
J
= 25°C
150
Δ
V
O
Load regulation
I
O
= 1 to 100 mA, T
J
= 25°C
80
mV
I
O
= 1 to 40 mA, T
J
= 25°C
40
I
d
Quiescent current
T
J
= 25°C
6
mA
T
J
= 125°C
5.5
mA
Δ
I
d
Quiescent current change
I
O
= 1 to 40 mA
0.2
mA
V
I
= -11 to -23 V
1.5
eN
Output noise voltage
B =10Hz to 100kHz, T
J
= 25°C
60
μV
SVR
Supply voltage rejection
V
I
= -12 to -23V, f = 120Hz
I
O
= 40 mA, T
J
= 25°C
36
45
dB
V
d
Dropout voltage
1.7
V
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