UNISONIC TECHNOLOGIES CO., LTD
LM78XXA
3-TERMINAL 1.5A POSITIVE
VOLTAGE REGULATOR
DESCRIPTION
LINEAR INTEGRATED CIRCUIT
The UTC
LM78XXA
family is monolithic fixed voltage regulator
integrated circuit. They are suitable for applications requiring supply
current up to 1.5 A.
FEATURES
* Output current up to 1.5A
* Fixed output voltage of 5V, 6V, 7V, 8V, 9V, 10V, 12V, 15V, 18V
and 24V available
* Thermal overload shutdown protection
* Output transistor SOA protection
ORDERING INFORMATION
Ordering Number
Halogen Free
LM78XXAG-TA3-T
LM78XXAG-TF3-T
LM78XXAG-TF2-T
G: GND
I: Input
Package
TO-220
TO-220F
TO-220F2
Pin Assignment
1
2
3
I
G
O
I
G
O
I
G
O
Packing
Tube
Tube
Tube
Lead Free
LM78XXAL-TA3-T
LM78XXAL-TF3-T
LM78XXAL-TF2-T
Note: Pin Assignment: O: Output
MARKING INFORMATION
PACKAGE
VOLTAGE CODE
05:
06:
07:
08:
09:
10:
12:
15:
18:
24:
5.0 V
6.0 V
7.0 V
8.0 V
9.0 V
1.0 V
1.2 V
1.5 V
1.8 V
2.4 V
MARKING
TO-220
TO-220F
TO-220F2
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Copyright © 2014 Unisonic Technologies Co., Ltd
1 of 9
QW-R101-034.E
LM78XXA
TEST CIRCUIT
LINEAR INTEGRATED CIRCUIT
APPLICATION CIRCUIT
Note 1: To specify an output voltage, substitute voltage value for "XX".
2: Bypass capacitors are recommended for optimum stability and transient response and should be located as
close as possible to the regulators.
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QW-R101-034.E
LM78XXA
PARAMETER
V
OUT
=5~18V
V
OUT
=24V
SYMBOL
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS
(Operating temperature range applies unless otherwise specified)
RATING
UNIT
35
V
Input voltage
V
IN
40
V
Output Current
I
OUT
1.5
A
Power Dissipation
P
D
Internally Limited
W
Operating Junction Temperature
T
OPR
-20 ~ +125
°C
Storage Temperature
T
STG
-55 ~ +150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
SYMBOL
θ
JA
θ
JC
RATING
65
5
8
UNIT
°C/W
°C/W
PARAMETER
Junction to Ambient
TO-220
Junction to Case
TO-220F/TO-220F2
ELECTRICAL CHARACTERISTICS
(I
OUT
=0.5A, T
J
= 0°C~125°C, C
I
=0.33μF, C
O
=0.1μF, unless otherwise specified)(Note 1)
For UTC LM7805A
(V
IN
=10V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
4.80
T
J
=25°C, I
OUT
=5mA ~ 1.0A
Output Voltage
V
OUT
V
IN
=7.5V ~ 20V,
4.75
I
OUT
=5mA ~ 1.0A,P
D
≤15W
Dropout Voltage
V
D
T
J
=25°C
T
J
=25°C,I
OUT
=5mA ~ 1.5A
Load Regulation
V
OUT
T
J
=25°C,I
OUT
=0.25A ~ 0.75A
V
IN
=7V ~ 25V, T
J
=25°C
Line regulation
V
OUT
V
IN
=7.5V ~ 20V, T
J
=25°C, I
OUT
=1.0A
Quiescent Current
I
Q
T
J
=25°C, I
OUT
≤1.0A
V
IN
=7.5V ~ 20V
Quiescent Current Change
I
Q
I
OUT
=5mA ~ 1.0A
Output Noise Voltage
eN
10Hz≤f≤100kHz
Temperature Coefficient of Vo
Vo/T
I
OUT
=5mA
Ripple Rejection
RR
V
IN
=8V ~ 18V,f=120Hz, T
J
=25°C
62
Peak Output Current
I
PEAK
T
J
=25°C
For UTC LM7806A
(V
IN
=11V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
5.76
T
J
=25°C, I
OUT
=5mA ~ 1.0A
Output Voltage
V
OUT
V
IN
=8.5V ~ 21V,
5.70
I
OUT
=5mA ~ 1.0A, P
D
≤15W
Dropout Voltage
V
D
T
J
=25°C
T
J
=25°C,I
OUT
=5mA ~ 1.5A
Load Regulation
V
OUT
T
J
=25°C,I
OUT
=0.25A~ 0.75A
V
IN
=8V ~ 25V, T
J
=25°C
Line regulation
V
OUT
V
IN
=8.5V ~ 21V, T
J
=25°C,I
OUT
=1.0A
Quiescent Current
I
Q
T
J
=25°C, I
OUT
≤1.0A
V
IN
=8.5V ~ 21V
Quiescent Current Change
I
Q
I
OUT
=5mA ~ 1.0A
Output Noise Voltage
eN
10Hz≤f≤100kHz
Temperature Coefficient of Vo
Vo/T
I
OUT
=5mA
Ripple Rejection
RR
V
IN
=9V ~ 19V,f=120Hz, T
J
=25°C
59
Peak Output Current
I
PEAK
T
J
=25°C
TYP
5.0
MAX
5.20
5.25
UNIT
V
V
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/°C
dB
A
UNIT
V
V
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/°C
dB
A
2.0
100
50
50
50
8.0
1.0
0.5
40
-0.6
80
1.8
TYP
6.0
MAX
6.24
6.30
2.0
100
50
60
60
8.0
1.0
0.5
45
-0.7
75
1.8
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QW-R101-034.E
LM78XXA
ELECTRICAL CHARACTERISTICS(Cont.)
SYMBOL
V
OUT
V
D
V
OUT
V
OUT
I
Q
I
Q
eN
Vo/T
RR
I
PEAK
For UTC LM7807A
(V
IN
=13V)
PARAMETER
Output Voltage
Dropout Voltage
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature Coefficient of Vo
Ripple Rejection
Peak Output Current
For UTC LM7808A
(V
IN
=14V)
PARAMETER
Output Voltage
Dropout Voltage
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature Coefficient of Vo
Ripple Rejection
Peak Output Current
LINEAR INTEGRATED CIRCUIT
TEST CONDITIONS
T
J
=25°C, I
OUT
=5mA - 1.0A
V
IN
=9.5V ~ 22V,
I
OUT
=5mA ~ 1.0A, P
D
≤15W
T
J
=25°C
T
J
=25°C,I
OUT
=5mA ~ 1.5A
T
J
=25°C,I
OUT
=0.25A ~ 0.75A
V
IN
=9V ~ 25V, T
J
=25°C
V
IN
=9.5V ~ 22V, T
J
=25°C,I
OUT
=1.0A
T
J
=25°C, I
OUT
≤1.0A
V
IN
=9.5V ~ 22V
I
OUT
=5mA ~ 1.0A
10Hz≤f≤100kHz
I
OUT
=5mA
V
IN
=10V ~ 20V,f=120Hz, T
J
=25°C
T
J
=25°C
MIN
6.72
6.65
TYP
7.0
MAX
7.28
7.35
UNIT
V
V
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/°C
dB
A
2.0
100
50
70
70
8.0
1.0
0.5
50
-0.8
75
1.7
59
SYMBOL
V
OUT
V
D
V
OUT
V
OUT
I
Q
I
Q
eN
Vo/T
RR
I
PEAK
TEST CONDITIONS
T
J
=25°C, I
OUT
=5mA~ 1.0A
V
IN
=10.5V ~ 23V,
I
OUT
=5mA ~ 1.0A, P
D
≤15W
T
J
=25°C
T
J
=25°C,I
OUT
=5mA ~ 1.5A
T
J
=25°C,I
OUT
=0.25A ~ 0.75A
V
IN
=10.5V ~ 25V, T
J
=25°C
V
IN
=10.5V ~ 23V, T
J
=25°C,I
OUT
=1.0A
T
J
=25°C, I
OUT
≤1.0A
V
IN
=10.5V ~ 23V
I
OUT
=5mA ~ 1.0A
10Hz≤f≤100kHz
I
OUT
=5mA
V
IN
=11.5V ~ 21.5V,
f=120Hz, T
J
=25°C
T
J
=25°C
MIN
7.68
7.60
TYP
8.0
MAX
8.32
8.40
UNIT
V
V
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/°C
dB
A
2.0
100
50
80
80
8.0
1.0
0.5
58
-0.9
56
72
1.8
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4 of 9
QW-R101-034.E
LM78XXA
ELECTRICAL CHARACTERISTICS(Cont.)
SYMBOL
V
OUT
V
D
V
OUT
V
OUT
I
Q
I
Q
eN
Vo/T
RR
I
PEAK
For UTC LM7809A
(V
IN
=15V)
PARAMETER
Output Voltage
Dropout Voltage
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature Coefficient of Vo
Ripple Rejection
Peak Output Current
For UTC LM7810A
(V
IN
=16V)
PARAMETER
Output Voltage
Dropout Voltage
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
Peak Output Current
LINEAR INTEGRATED CIRCUIT
TEST CONDITIONS
T
J
=25°C, I
OUT
=5mA ~ 1.0A
V
IN
=11.5V ~ 24V,
I
OUT
=5mA ~ 1.0A,P
D
≤15W
T
J
=25°C
T
J
=25°C,I
OUT
=5mA ~ 1.5A
T
J
=25°C,I
OUT
=0.25A ~ 0.75A
V
IN
=11.5V ~ 25 V, T
J
=25°C
V
IN
=11.5V ~ 24V, T
J
=25°C, I
OUT
=1.0A
T
J
=25°C, I
OUT
≤1.0A
V
IN
=11.5V ~ 24V
I
OUT
=5mA ~ 1.0A
10Hz≤f≤100kHz
I
OUT
=5mA
V
IN
=12.5V ~ 22.5V,f=120Hz, T
J
=25°C
T
J
=25°C
MIN
8.64
8.55
TYP
9.0
MAX
9.36
9.45
UNIT
V
V
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/°C
dB
A
2.0
100
50
90
90
8.0
1.0
0.5
58
-1.1
72
1.8
56
SYMBOL
V
OUT
V
D
V
OUT
V
OUT
I
Q
I
Q
eN
Vo/T
RR
I
PEAK
TEST CONDITIONS
T
J
=25°C, I
OUT
=5mA ~ 1.0A
V
IN
=12.5V ~ 25V,
I
OUT
=5mA ~ 1.0A,P
D
≤15W
T
J
=25°C
T
J
=25°C,I
OUT
=5mA - 1.5A
T
J
=25°C,I
OUT
=0.25A - 0.75A
V
IN
=13V ~ 25V, T
J
=25°C
V
IN
=13V ~ 25V, T
J
=25°C,I
OUT
=1.0A
T
J
=25°C, I
OUT
≤1.0A
V
IN
=12.6V ~ 25V
I
OUT
=5mA - 1.0A
10Hz≤f≤100kHz
I
OUT
=5mA
V
IN
=13V - 23V,f=120Hz, T
J
=25°C
T
J
=25°C
MIN
9.60
9.50
TYP
10.0
MAX
10.40
10.50
UNIT
V
V
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/°C
dB
A
2.0
100
50
100
100
8.0
1.0
0.5
58
-1.1
72
1.8
56
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QW-R101-034.E
