MC7812ACT ON Semiconductor, MC7812ACT Datasheet - Page 22
![IC REG VOLT POS 1A 12V TO220AB](/photos/5/30/53087/488-to-220ab_sml.jpg)
MC7812ACT
Manufacturer Part Number
MC7812ACT
Description
IC REG VOLT POS 1A 12V TO220AB
Manufacturer
ON Semiconductor
Datasheet
1.MC7805BDTRKG.pdf
(33 pages)
Specifications of MC7812ACT
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
120 mV
Load Regulation
25 mV
Input Voltage Max
35 V
Maximum Operating Temperature
+ 125 C
Minimum Operating Temperature
0 C
Mounting Style
Through Hole
Voltage Regulation Accuracy
2 %
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Current - Limit (min)
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
MC7812ACTOS
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC7812ACT
Manufacturer:
FSC
Quantity:
6 230
Part Number:
MC7812ACTG
Manufacturer:
ON/安森美
Quantity:
20 000
8.0
4.0
20
16
12
0
-50
Figure 13. Worst Case Power Dissipation versus
-25
Ambient Temperature (Case 221A)
T
0
A
q
, AMBIENT TEMPERATURE (°C)
No Heatsink
HS
q
HS
= 0°C/W
25
= 15°C/W
q
50
HS
100
= 5°C/W
40
90
80
70
60
50
80
70
60
50
40
30
Figure 15. D
Figure 16. DPAK Thermal Resistance and Maximum
0
0
75
Power Dissipation versus P.C.B. Copper Length
Power Dissipation versus P.C.B. Copper Length
q
q
T
Mounted
Vertically
Free Air
JC
JA
J(max)
100
Vertically
Mounted
Free Air
5.0
5.0
= 5°C/W
= 65°C/W
= 150°C
Minimum
Size Pad
2
PAK Thermal Resistance and Maximum
125
L, LENGTH OF COPPER (mm)
L, LENGTH OF COPPER (mm)
http://onsemi.com
10
10
Minimum
Size Pad
150
22
R
P
15
15
P
D(max)
qJA
D(max)
R
qJA
for T
2.5
2.0
1.5
1.0
0.5
for T
0
Figure 14. Input Output Differential as a Function
-75
20
20
A
A
I
I
= 50°C
O
O
= 50°C
I
of Junction Temperature (MC78XXC, AC, B)
O
L
I
I
= 500 mA
= 200 mA
Î Î Î Î
Î Î Î Î
Î Î Î Î
Î Î Î Î
Î Î Î Î
Î Î Î Î
Î Î Î Î
Î Î Î Î
O
O
2.0 oz. Copper
L
= 20 mA
2.0 oz. Copper
= 1.0 A
= 0 mA
-50
25
25
L
L
-25
T
J
, JUNCTION TEMPERATURE (°C)
DV
- - - Extended Curve for MC78XXB
30
30
O
3.5
3.0
2.5
2.0
1.5
1.0
2.4
1.6
1.2
0.8
0.4
0
2.0
= 2% of V
0
25
O
50
75
100
125