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L7812ACD2T View Datasheet(PDF) - STMicroelectronics

Part Name
Description
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L7812ACD2T
ST-Microelectronics
STMicroelectronics ST-Microelectronics
L7812ACD2T Datasheet PDF : 28 Pages
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Electrical characteristics
L7800AB/AC series
Table 7.
Symbol
Electrical characteristics of L7812A (VI = 19V, IO=1A, TJ = 0 to 150°C (L7812AC),
TJ = -40 to 125°C (L7812AB), unless otherwise specified)
Parameter
Test conditions
Min. Typ. Max. Unit
VO Output voltage
VO Output voltage
VO (1) Line regulation
VO (1) Load regulation
Iq
Quiescent current
TJ = 25°C
IO = 5mA to 1A, PO 15W
VI = 14.8 to 27V
VI = 14.8 to 30V, IO = 500 mA
VI = 16 to 12V
VI = 16 to 12V, TJ = 25°C
VI = 14.5 to 27V, TJ = 25°C
IO = 5mA to 1A
IO = 5mA to 1.5A, TJ = 25°C
IO = 250 to 750mA
TJ = 25°C
11.75 12 12.25 V
11.5 12 12.5 V
13 120 mV
16 120 mV
6
60 mV
13 120 mV
25 100 mV
30 100
V
10
50
V
4.4
6
mA
6
mA
Iq
SVR
Vd
eN
RO
Isc
Iscp
VO/T
Quiescent current change
Supply voltage rejection
Dropout voltage
Output noise voltage
Output resistance
Short circuit current
Short circuit peak current
Output voltage drift
VI = 15 to 30V, IO = 500 mA
VI = 14.8 to 27V, TJ = 25°C
IO = 5mA to 1A
VI = 15 to 25V, f = 120Hz, IO = 500mA
IO = 1A, TJ = 25°C
TA = 25°C, B =10Hz to 100KHz
f =1KHz
VI = 35V, TA = 25°C
TJ = 25°C
0.8 mA
0.8 mA
0.5 mA
60
dB
2
V
10
µV/VO
18
m
0.2
A
2.2
A
-1
mV/°C
1. 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.
10/28
 

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