MC7812ECT Fairchild Semiconductor, MC7812ECT Datasheet - Page 16

• Manufacturer Part Number: MC7812ECT
• Description: IC REG POS 12V 1.0A 4% TO-220
• Manufacturer: Fairchild Semiconductor

Specifications of MC7812ECT

• Regulator Topology: Positive Fixed
• Voltage - Output: 12V
• Voltage - Input: Up to 35V
• Voltage - Dropout (typical): 2V @ 1A
• Number Of Regulators: 1
• Current - Output: 1A
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: TO-220-3 (Straight Leads)
• Polarity: Positive
• Number Of Outputs: 1
• Output Type: Fixed
• Output Voltage: 12 V
• Output Current: 1 A
• Line Regulation: 240 mV
• Load Regulation: 240 mV
• Dropout Voltage (max): 2 V
• Input Voltage Max: 40 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Voltage Regulation Accuracy: 4 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

MC78XXE/LM78XXE/MC78XXAE
Electrical Characteristics (MC7818AE)
(Refer to the test circuits. 0 C < T
Note:
1. Load and line regulation are specified at constant junction temperature. Change in V
2. These parameters, although guaranteed, are not 100% tested in production.
16
Parameter
Output Voltage
Line Regulation (Note1)
Load Regulation (Note1)
Quiescent Current
Quiescent Current Change
Output Voltage Drift (Note2)
Output Noise Voltage
Ripple Rejection (Note2)
Dropout Voltage
Output Resistance (Note2)
Short Circuit Current
Peak Current (Note2)
into account separately. Pulse testing with low duty is used.
J
Regload
Symbol
Regline
V
< 125 C, I
V/ T
RR
I
I
V
V
Drop
r
I
SC
PK
Q
I
O
O
N
Q
T
I
V
V
V
T
T
I
I
T
V
V
I
I
f = 10Hz to 100kHz
T
f = 120Hz, I
V
I
f = 1kHz
V
T
o
O
O
O
O
O
O
J
J
J
J
A
J
I
I
I
I
I
I
I
=1A, V
= 21V to 33V, I
= 21V to 33V
= 35V, T
=+25 C
= 21V to 33V
= 21V to 33V, T
= 21V to 33V, I
= 22V to 32V
= 5mA to 1A, P
= 5mA to 1.0A
= 250mA to 750mA
= 5mA to 1.0A
= 5mA
= 1A, T
=+25 C
=+25 C
=+25 C, I
=+25 C
=+25 C
I
J
= 27V, C
A
Conditions
O
=+25 C
O
=+25 C
(Continued)
= 500mA
= 5mA to 1.5A
V
V
I
I
O
= 20.6V to 33V
= 24V to 30V
O
O
J
= 500mA
=+25 C
I
= 500mA
=0.33 F, C
15W
O
=0.1 F, unless otherwise specified)
O
due to heating effects must be taken
17.64
Min.
17.3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Typ.
-1.0
250
5.2
2.0
2.2
18
18
15
15
15
15
10
57
19
5
5
7
-
-
-
18.36
Max.
18.7
180
180
180
100
100
6.0
0.8
0.8
0.5
90
50
-
-
-
-
-
-
-
mV/ C
Unit
m
mV
mV
mA
mA
V/Vo
mA
dB
V
V
A