L7812C STMicroelectronics, L7812C Datasheet - Page 23
![no-image](/images/manufacturer_photos/0/6/637/stmicroelectronics_sml.jpg)
L7812C
Manufacturer Part Number
L7812C
Description
Positive voltage regulators
Manufacturer
STMicroelectronics
Datasheet
1.L7812C.pdf
(57 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
L7812C-V
Manufacturer:
ST
Quantity:
20 000
Company:
Part Number:
L7812C2T
Manufacturer:
ST
Quantity:
25 000
Company:
Part Number:
L7812CD2T-TR
Manufacturer:
SEMIKRON
Quantity:
23
Part Number:
L7812CD2T-TR
Manufacturer:
ST
Quantity:
20 000
L78xx, L78xxC, L78xxAB, L78xxAC
Table 18.
1. Load and line regulation are specified at constant junction temperature. Changes in V
Symbol
ΔV
ΔV
ΔV
SVR
taken into account separately. Pulse testing with low duty cycle is used.
I
ΔI
R
V
V
V
eN
V
I
O
scp
I
sc
O
O
d
O
O
O
O
d
/ΔT
d
(1)
(1)
Output voltage
Output voltage
Output voltage
Line regulation
Load regulation
Quiescent current
Quiescent current change
Output voltage drift
Output noise voltage
Supply voltage rejection
Dropout voltage
Output resistance
Short circuit current
Short circuit peak current
Refer to the test circuits, T
unless otherwise specified.
Electrical characteristics of L7812C
Parameter
T
I
I
V
V
I
I
T
I
V
I
B = 10 Hz to 100 kHz, T
V
I
f = 1 kHz
V
T
O
O
O
O
O
O
O
J
J
J
I
I
I
I
I
= 5 mA to 1 A, V
= 1 A, V
= 14.5 to 30 V, T
= 16 to 22 V, T
= 5 mA to 1.5 A, T
= 250 to 750 mA, T
= 5 mA to 1 A
= 14.5 to 30 V
= 5 mA
= 15 to 25 V, f = 120 Hz
= 1 A, T
= 35 V, T
J
= 25°C
= 25°C
= 25°C
= 0 to 125 °C, V
Doc ID 2143 Rev 26
J
I
Test conditions
J
= 25 to 27 V, T
= 25°C
= 25°C
J
= 25°C
I
J
= 14.5 to 25 V
= 25°C
J
J
I
= 25°C
= 19 V, I
= 25°C
J
= 25°C
J
= 25°C
O
= 500 mA, C
O
due to heating effects must be
Min.
11.5
11.4
11.4
55
Electrical characteristics
I
= 0.33 µF, C
Typ.
0.35
2.2
12
12
12
75
18
-1
2
Max.
12.5
12.6
12.6
240
120
240
120
0.5
8
1
O
= 0.1 µF
mV/°C
µV/V
Unit
mΩ
mV
mV
mA
mA
dB
23/57
V
V
V
V
A
A
O