MC7812CT ON Semiconductor, MC7812CT Datasheet - Page 19
![IC REG VOLT POS 1A 12V TO220AB](/photos/26/98/269844/to220_sml.jpg)
MC7812CT
Manufacturer Part Number
MC7812CT
Description
IC REG VOLT POS 1A 12V TO220AB
Manufacturer
ON Semiconductor
Datasheet
1.MC7805BDTRKG.pdf
(33 pages)
Specifications of MC7812CT
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
2.2 A
Line Regulation
48 mV
Load Regulation
60 mV
Input Voltage Max
35 V
Maximum Operating Temperature
+ 125 C
Minimum Operating Temperature
0 C
Mounting Style
Through Hole
Voltage Regulation Accuracy
4 %
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Current - Limit (min)
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
MC7812CTOS
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Part Number
Manufacturer
Quantity
Price
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3.0
2.5
2.0
1.5
1.0
0.5
80
70
60
50
40
30
Input/Output Differential Voltage (MC78XXC, AC, B)
0
0.01
V
4.0
in
Figure 2. Peak Output Current as a Function of
−V
Figure 4. Ripple Rejection as a Function of
6.0
out
, INPUT/OUTPUT VOLTAGE DIFFERENTIAL (V)
8.0
Frequency (MC78XXC, AC, B)
10
0.1
f, FREQUENCY (kHz)
T
J
= 85°C
V
I
f = 120 Hz
T
MC78XXB, C, AC
O
12
A
in
= 500 mA
= 25°C
= 8.0 V to 18 V
T
15
J
8.20
8.15
8.10
8.05
8.00
7.95
7.90
7.85
7.80
= 125°C
-40 -20
20
T
J
V
I
O
= -40°C
in
1.0
= 1.0 mA
Figure 6. Output Voltage as a Function of
= 14 V
25
T
Junction Temperature (MC7808AE)
J
= 0°C
0
30
T
T
J
20
J
, JUNCTION TEMPERATURE (5C)
= 25°C
35
http://onsemi.com
40
40
10
60
19
80
5.0
4.9
4.8
100 120 140 160 180
80
70
60
50
40
4.0
-60
PART #
MC7805C = 10 V
MC7806C = 11 V
MC7808C = 14 V
MC7812C = 19 V
MC7815C = 23 V
MC7818C = 27 V
MC7824C = 33 V
Figure 3. Ripple Rejection as a Function of
Figure 5. Output Voltage as a Function of
Junction Temperature (MC7805C, AC, B)
6.0
Output Voltages (MC78XXC, AC, B)
-20
8.0
T
J
, JUNCTION TEMPERATURE (°C)
V
V
in
10
O
20
, OUTPUT VOLTAGE (V)
12
60
14
16
100
f = 120 Hz
I
DV
O
V
I
O
18
= 20 mA
in
in
= 5.0 mA
= 20 V
= 1.0 V(RMS)
20
140
22
180
24