L7818ACV(1999) 查看數據表（PDF） - STMicroelectronics
零件编号
产品描述 (功能)
生产厂家
L7818ACV Datasheet PDF : 17 Pages
| |||
L7800AB/AC
ELECTRICAL CHARACTERISTICS FOR L7815A (Vi = 23V, Io = 1 A, Tj = 0 to 125 oC (L7815AC),
Tj = -40 to 125 oC (L7815AB) unless otherwise specified)
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
Vo Output Voltage
Tj = 25 oC
14.7
15
15.3
V
Vo Output Voltage
Io = 5 mA to 1 A Po ≤ 15 W
Vi = 17.9 to 30 V
14.4
15
15.6
V
∆Vo* Line Regulation
Vi = 17.9 to 30 V
Vi = 20 to 26 V
Vi = 20 to 26 V
Vi = 17.5 to 30 V
Io = 500 mA
Tj = 25 oC
Tj = 25 oC
13
1 50
mV
16
1 50
mV
6
75
mV
13
1 50
mV
∆Vo* Load Regulation
Id Quiescent Current
Io = 5 mA to 1 A
Io = 5 mA to 1.5 A Tj = 25 oC
Io = 250 to 750 mA
Tj = 25 oC
25
1 00
mV
30
1 00
mV
10
50
mV
4.4
6
mA
6
∆Id Quiescent Current Change
SVR Supply Voltage Rejection
Vd Dropout Voltage
eN Output Noise Voltage
Ro Output Resistance
Is c Short Circuit Current
Iscp Short Circuit Peack Current
∆Vo Output Voltage Drift
∆T
Vi = 17.5 to 30 V
Vi = 17.5 to 30 V
Io = 5 mA to 1 A
Io = 500 mA
Tj = 25 oC
Vi = 18.5 to 28.5 V f = 120 Hz
Io = 500 mA
Io = 1 A Tj = 25 oC
B = 10Hz to 100KHz Tj = 25 oC
f = 1KHz
Vi = 35 V Tamb = 25 oC
Tj = 25 oC
0.8
mA
0.8
mA
0.5
mA
58
dB
2
V
10
µV/Vo
19
mΩ
0.2
A
2.2
A
-1
m V/ oC
* Load and line regulation are specified at constant junction temperature. Changes in Vo due to heating effects must be taken into account
separately. Pulse testing with low duty cycle is used.
10/17
Share Link: 