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L7824T 参数 Datasheet PDF下载

L7824T图片预览
型号: L7824T
PDF下载: 下载PDF文件 查看货源
内容描述: 正电压稳压器 [POSITIVE VOLTAGE REGULATORS]
分类和应用: 线性稳压器IC电源电路
文件页数/大小: 34 页 / 1803 K
品牌: STMICROELECTRONICS [ STMICROELECTRONICS ]
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L7800 SERIES
Table 9: Electrical Characteristics Of L7818
(refer to the test circuits, T
J
= -55 to 150°C, V
I
= 26V,
I
O
= 500 mA, C
I
= 0.33 µF, C
O
= 0.1 µF unless otherwise specified).
Symbol
V
O
V
O
∆V
O
(*)
∆V
O
(*)
I
d
∆I
d
Parameter
Output Voltage
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
T
J
= 25°C
I
O
= 5 mA to 1 A
V
I
= 22 to 33 V
V
I
= 21 to 33 V
V
I
= 24 to 30 V
I
O
= 5 mA to 1.5 A
I
O
= 250 to 750 mA
T
J
= 25°C
I
O
= 5 mA to 1 A
V
I
= 22 to 33 V
∆V
O
/∆T Output Voltage Drift
eN
SVR
V
d
R
O
I
sc
I
scp
Output Noise Voltage
Supply Voltage Rejection
Dropout Voltage
Output Resistance
Short Circuit Current
Short Circuit Peak Current
I
O
= 5 mA
B =10Hz to 100KHz
V
I
= 22 to 32 V
I
O
= 1 A
f = 1 KHz
V
I
= 35 V
T
J
= 25°C
T
J
= 25°C
1.3
T
J
= 25°C
T
J
= 25°C
f = 120Hz
59
2
22
0.75
2.2
1.2
3.3
2.5
2.3
40
P
O
15W
T
J
= 25°C
T
J
= 25°C
T
J
= 25°C
T
J
= 25°C
Test Conditions
Min.
17.3
17.1
Typ.
18
18
Max.
18.7
18.9
180
90
180
90
6
0.5
0.8
mV/°C
µV/V
O
dB
V
mΩ
A
A
mA
mA
mV
Unit
V
V
mV
(*) Load and line regulation are specified at constant junction temperature. Changes in V
O
due to heating effects must be taken into account
separately. Pulse testing with low duty cycle is used.
Table 10: Electrical Characteristics Of L7820
(refer to the test circuits, T
J
= -55 to 150°C, V
I
= 28V,
I
O
= 500 mA, C
I
= 0.33 µF, C
O
= 0.1 µF unless otherwise specified).
Symbol
V
O
V
O
∆V
O
(*)
∆V
O
(*)
I
d
∆I
d
Parameter
Output Voltage
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
T
J
= 25°C
I
O
= 5 mA to 1 A
V
I
= 24 to 35 V
V
I
= 22.5 to 35 V
V
I
= 26 to 32 V
I
O
= 5 mA to 1.5 A
I
O
= 250 to 750 mA
T
J
= 25°C
I
O
= 5 mA to 1 A
V
I
= 24 to 35 V
∆V
O
/∆T Output Voltage Drift
eN
SVR
V
d
R
O
I
sc
I
scp
Output Noise Voltage
Supply Voltage Rejection
Dropout Voltage
Output Resistance
Short Circuit Current
Short Circuit Peak Current
I
O
= 5 mA
B =10Hz to 100KHz
V
I
= 24 to 35 V
I
O
= 1 A
f = 1 KHz
V
I
= 35 V
T
J
= 25°C
T
J
= 25°C
1.3
T
J
= 25°C
T
J
= 25°C
f = 120Hz
58
2
24
0.75
2.2
1.2
3.3
2.5
2.5
40
P
O
15W
T
J
= 25°C
T
J
= 25°C
T
J
= 25°C
T
J
= 25°C
Test Conditions
Min.
19.2
19
Typ.
20
20
Max.
20.8
21
200
100
200
100
6
0.5
0.8
mV/°C
µV/V
O
dB
V
mΩ
A
A
mA
mA
mV
Unit
V
V
mV
(*) Load and line regulation are specified at constant junction temperature. Changes in V
O
due to heating effects must be taken into account
separately. Pulse testing with low duty cycle is used.
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