UNISONIC TECHNOLOGIES CO., LTD
LM78XX
LINEAR INTEGRATED CIRCUIT
3-TERMINAL 1A POSITIVE
VOLTAGE REGULATOR
1
DESCRIPTION
1
The UTC LM78XX family is monolithic fixed voltage regulator
integrated circuit. They are suitable for applications that required
supply current up to 1 A.
TO-220
TO-220F
FEATURES
1
* Output current up to 1A
* Fixed output voltage of 5V, 6V, 7V, 8V, 9V, 10V, 12V, 15V, 18V
and 24V available
* Thermal overload shutdown protection
* Output transistor SOA protection
TO-262
1
TO-92
ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
LM78XXL-TA3-T
LM78XXG-TA3-T
LM78XXL-TF3-T
LM78XXG-TF3-T
LM78XXL-T2Q-T
LM78XXG-T2Q-T
LM78XXL-T2Q-R
LM78XXG-T2Q-R
LM78XXL-T92-B
LM78XXG-T92-B
LM78XXL-T92-K
LM78XXG-T92-K
Note: Pin Assignment: O: Output
G: GND
I: Input
www.unisonic.com.tw
Copyright © 2014 Unisonic Technologies Co., Ltd
Package
TO-220
TO-220F
TO-262
TO-262
TO-92
TO-92
Pin Assignment
1
2
3
I
G
O
I
G
O
I
G
O
I
G
O
I
G
O
I
G
O
Packing
Tube
Tube
Tube
Tape Reel
Tape Box
Bulk
1 of 13
QW-R101-006.U
LM78XX
LINEAR INTEGRATED CIRCUIT
MARKING INFORMATION
PACKAGE
TO-220
TO-220F
TO-262
TO-92
VOLTAGE CODE
05:
06:
07:
08:
09:
10:
12:
15:
18:
24:
MARKING
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
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
2 of 13
QW-R101-006.U
LM78XX
LINEAR INTEGRATED CIRCUIT
TEST CIRCUIT
APPLICATION CIRCUIT
VIN
1
UTC LM78XX
3
VOUT
2
CI=0.33 μF
CO=0.1 μF
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.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 13
QW-R101-006.U
LM78XX
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
PARAMETER
SYMBOL
RATING
UNIT
35
V
Input voltage
VIN
40
V
Output Current
IOUT
1
A
Power Dissipation
PD
Internally Limited
W
Operating Junction Temperature
TOPR
-20 ~ +125
°C
Storage Temperature
TSTG
-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.
VOUT=5~18V
VOUT=24V
THERMAL DATA
PARAMETER
Junction to Ambient
Junction to Case
SYMBOL
TO-220/TO-220F
TO-262
TO-92
TO-220/TO-262
TO-220F
TO-92
θJA
θJC
RATING
UNIT
65
°C/W
180
5
7.8
83
°C/W
ELECTRICAL CHARACTERISTICS
(IOUT=0.5A, TJ= 0°C~125°C, CI =0.33μF, CO=0.1μF, unless otherwise specified)(Note 1)
For UTC LM7805 (VIN =10V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
4.80
TJ =25°C, IOUT=5mA ~ 1.0A
Output Voltage
VOUT
VIN =7.5V ~ 20V,
4.75
IOUT=5mA ~ 1.0A,PD≤15W
Dropout Voltage
VD
TJ =25°C
TJ =25°C,IOUT=5mA ~ 1.0A
Load Regulation
VOUT
TJ =25°C,IOUT=0.25A ~ 0.75A
VIN =7V ~ 25V, TJ =25°C
Line regulation
VOUT
VIN =7.5V ~ 20V, TJ =25°C, IOUT=1.0A
Quiescent Current
IQ
TJ =25°C, IOUT≤1.0A
VIN =7.5V ~ 20V
Quiescent Current Change
IQ
IOUT=5mA ~ 1.0A
Output Noise Voltage
eN
10Hz≤f≤100kHz
Temperature Coefficient of Vo
Vo/T IOUT=5mA
Ripple Rejection
RR
VIN =8V ~ 18V,f=120Hz, TJ =25°C
62
Peak Output Current
IPEAK
TJ =25°C
UNISONIC TECHNOLOGIES CO., LTD
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TYP
5.0
MAX
5.20
UNIT
V
5.25
V
2.0
50
25
50
50
8.0
1.0
0.5
40
-0.6
80
1.8
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/°C
dB
A
4 of 13
QW-R101-006.U
LM78XX
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
For UTC LM7806 (VIN =11V)
PARAMETER
SYMBOL
Output Voltage
VOUT
Dropout Voltage
VD
Load Regulation
VOUT
Line regulation
VOUT
Quiescent Current
IQ
IQ
Quiescent Current Change
Output Noise Voltage
Temperature Coefficient of Vo
Ripple Rejection
Peak Output Current
eN
Vo/T
RR
IPEAK
For UTC LM7807 (VIN =13V)
PARAMETER
SYMBOL
Output Voltage
VOUT
Dropout Voltage
VD
Load Regulation
VOUT
Line regulation
VOUT
Quiescent Current
IQ
IQ
Quiescent Current Change
Output Noise Voltage
Temperature Coefficient of Vo
Ripple Rejection
Peak Output Current
eN
Vo/T
RR
IPEAK
TEST CONDITIONS
TJ =25°C, IOUT=5mA ~ 1.0A
VIN =8.5V ~ 21V,
IOUT=5mA ~ 1.0A, PD≤15W
TJ =25°C
TJ =25°C,IOUT=5mA ~ 1.0A
TJ =25°C,IOUT=0.25A~ 0.75A
VIN =8V ~ 25V, TJ =25°C
VIN =8.5V ~ 21V, TJ =25°C,IOUT=1.0A
TJ =25°C, IOUT≤1.0A
VIN =8.5V ~ 21V
IOUT=5mA ~ 1.0A
10Hz≤f≤100kHz
IOUT=5mA
VIN =9V ~ 19V,f=120Hz, TJ =25°C
TJ =25°C
TEST CONDITIONS
TJ =25°C, IOUT=5mA - 1.0A
VIN =9.5V ~ 22V,
IOUT=5mA ~ 1.0A, PD≤15W
TJ =25°C
TJ =25°C,IOUT=5mA ~ 1.0A
TJ =25°C,IOUT=0.25A ~ 0.75A
VIN =9V ~ 25V, TJ =25°C
VIN =9.5V ~ 22V, TJ =25°C,IOUT=1.0A
TJ =25°C, IOUT≤1.0A
VIN =9.5V ~ 22V
IOUT=5mA ~ 1.0A
10Hz≤f≤100kHz
IOUT=5mA
VIN =10V ~ 20V,f=120Hz, TJ =25°C
TJ =25°C
UNISONIC TECHNOLOGIES CO., LTD
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MIN
5.76
TYP
6.0
5.70
MAX
6.24
UNIT
V
6.30
V
2.0
60
30
60
60
8.0
1.0
0.5
59
MIN
6.72
45
-0.7
75
1.8
TYP
7.0
6.65
MAX
7.28
UNIT
V
7.35
V
2.0
70
35
70
70
8.0
1.0
0.5
59
50
-0.8
75
1.7
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/°C
dB
A
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/°C
dB
A
5 of 13
QW-R101-006.U
LM78XX
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
For UTC LM7808 (VIN =14V)
PARAMETER
SYMBOL
Output Voltage
VOUT
Dropout Voltage
VD
Load Regulation
VOUT
Line regulation
VOUT
Quiescent Current
IQ
IQ
Quiescent Current Change
Output Noise Voltage
Temperature Coefficient of Vo
eN
Vo/T
Ripple Rejection
RR
Peak Output Current
IPEAK
For UTC LM7809 (VIN =15V)
PARAMETER
SYMBOL
Output Voltage
VOUT
Dropout Voltage
VD
Load Regulation
VOUT
Line regulation
VOUT
Quiescent Current
IQ
IQ
Quiescent Current Change
Output Noise Voltage
Temperature Coefficient of Vo
Ripple Rejection
Peak Output Current
eN
Vo/T
RR
IPEAK
TEST CONDITIONS
TJ =25°C, IOUT=5mA~ 1.0A
VIN =10.5V ~ 23V,
IOUT=5mA ~ 1.0A, PD≤15W
TJ =25°C
TJ =25°C,IOUT=5mA ~ 1.0A
TJ =25°C,IOUT=0.25A ~ 0.75A
VIN =10.5V ~ 25V, TJ =25°C
VIN =10.5V ~ 23V, TJ =25°C,IOUT=1.0A
TJ =25°C, IOUT≤1.0A
VIN =10.5V ~ 23V
IOUT=5mA ~ 1.0A
10Hz≤f≤100kHz
IOUT=5mA
VIN =11.5V ~ 21.5V,
f=120Hz, TJ =25°C
TJ =25°C
MIN
7.68
TEST CONDITIONS
TJ =25°C, IOUT=5mA ~ 1.0A
VIN =11.5V ~ 24V,
IOUT=5mA ~ 1.0A,PD≤15W
TJ =25°C
TJ =25°C,IOUT=5mA ~ 1.0A
TJ =25°C,IOUT=0.25A ~ 0.75A
VIN =11.5V ~ 25 V, TJ =25°C
VIN =11.5V ~ 24V, TJ =25°C, IOUT=1.0A
TJ =25°C, IOUT≤1.0A
VIN =11.5V ~ 24V
IOUT=5mA ~ 1.0A
10Hz≤f≤100kHz
IOUT=5mA
VIN =12.5V ~ 22.5V,f=120Hz, TJ =25°C
TJ =25°C
MIN
8.64
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
TYP
8.0
7.60
MAX
8.32
UNIT
V
8.40
V
2.0
58
-0.9
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/°C
72
dB
1.8
A
80
40
80
80
8.0
1.0
0.5
56
TYP
9.0
8.55
MAX
9.36
UNIT
V
9.45
V
2.0
90
45
90
90
8.0
1.0
0.5
56
58
-1.1
72
1.8
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/°C
dB
A
6 of 13
QW-R101-006.U
LM78XX
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
For UTC LM7810 (VIN =16V)
PARAMETER
SYMBOL
Output Voltage
VOUT
Dropout Voltage
VD
Load Regulation
VOUT
Line regulation
VOUT
Quiescent Current
IQ
IQ
Quiescent Current Change
Output Noise Voltage
Temperature coefficient of Vo
Ripple Rejection
Peak Output Current
eN
Vo/T
RR
IPEAK
For UTC LM7812 (VIN =19V)
PARAMETER
SYMBOL
Output Voltage
VOUT
Dropout Voltage
VD
Load Regulation
VOUT
Line regulation
VOUT
Quiescent Current
IQ
IQ
Quiescent Current Change
Output Noise Voltage
Temperature Coefficient of Vo
Ripple Rejection
Peak Output Current
eN
Vo/T
RR
IPEAK
TEST CONDITIONS
TJ =25°C, IOUT=5mA ~ 1.0A
VIN =12.5V ~ 25V,
IOUT=5mA ~ 1.0A,PD≤15W
TJ =25°C
TJ =25°C,IOUT=5mA - 1.0A
TJ =25°C,IOUT=0.25A - 0.75A
VIN =13V ~ 25V, TJ =25°C
VIN =13V ~ 25V, TJ =25°C,IOUT=1.0A
TJ =25°C, IOUT≤1.0A
VIN =12.6V ~ 25V
IOUT=5mA - 1.0A
10Hz≤f≤100kHz
IOUT=5mA
VIN =13V ~ 23V,f=120Hz, TJ =25°C
TJ =25°C
TYP
10.0
9.50
MAX
10.40
10.50
2.0
100
50
100
100
8.0
1.0
0.5
56
TEST CONDITIONS
MIN
11.52
TJ =25°C, IOUT=5mA ~ 1.0A
VIN =14.5V ~ 27V,
11.40
IOUT=5mA ~ 1.0A,PD≤15W
TJ =25°C
TJ =25°C,IOUT=5mA ~ 1.0A
TJ =25°C,IOUT=0.25A ~ 0.75A
VIN =14.5V ~ 30V, TJ =25°C
VIN =14.6V ~ 27V, TJ =25°C, IOUT=1.0A
TJ =25°C, IOUT≤1.0A
VIN =14.5V ~ 30V
IOUT=5mA ~ 1.0A
10Hz≤f≤100kHz
IOUT=5mA
VIN =15V - 25V,f=120Hz, TJ =25°C
55
TJ =25°C
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
MIN
9.60
58
-1.1
72
1.8
TYP
12.0
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/°C
dB
A
MAX
12.48
UNIT
V
12.60
V
2.0
120
60
120
120
8.0
1.0
0.5
75
-1.5
72
1.8
UNIT
V
V
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/°C
dB
A
7 of 13
QW-R101-006.U
LM78XX
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
For UTC LM7815 (VIN =23V)
PARAMETER
SYMBOL
Output Voltage
VOUT
Dropout Voltage
VD
Load Regulation
VOUT
Line regulation
VOUT
Quiescent Current
IQ
IQ
Quiescent Current Change
Output Noise Voltage
Temperature Coefficient of Vo
Ripple Rejection
Peak Output Current
eN
Vo/T
RR
IPEAK
For UTC LM7818 (VIN =27V)
PARAMETER
SYMBOL
Output Voltage
VOUT
Dropout Voltage
VD
Load Regulation
VOUT
Line regulation
VOUT
Quiescent Current
IQ
IQ
Quiescent Current Change
Output Noise Voltage
Temperature Coefficient of Vo
Ripple Rejection
Peak Output Current
eN
Vo/T
RR
IPEAK
TEST CONDITIONS
MIN
14.40
TJ =25°C, IOUT=5mA ~ 1.0A
VIN =17.5V ~ 30V,
14.25
IOUT=5mA ~ 1.0A,PD≤15W
TJ =25°C
TJ =25°C,IOUT=5mA ~ 1.0A
TJ =25°C,IOUT=0.25A ~ 0.75A
VIN =18.5V ~ 30V, TJ =25°C
VIN =17.7V ~ 30V, TJ =25°C, IOUT =1.0A
TJ =25°C, IOUT≤1.0A
VIN =17.5V ~ 30V
IOUT=5mA ~ 1.0A
10Hz≤f≤100kHz
IOUT=5mA
VIN =18.5V ~ 28.5V,f=120Hz, TJ =25°C
54
TJ =25°C
TYP
15.0
TEST CONDITIONS
TJ =25°C, IOUT=5mA ~ 1.0A
VIN =21V ~ 33V,
IOUT=5mA ~ 1.0A, PD≤15W
TJ =25°C
TJ =25°C,IOUT=5mA ~ 1.0A
TJ =25°C,IOUT=0.25A ~ 0.75A
VIN =21V ~ 33V, TJ =25°C
VIN =21V ~ 33V,
TJ =25°C, IOUT =1.0A
TJ =25°C, IOUT≤1.0A
VIN =21.5V ~ 33V
IOUT=5mA ~ 1.0A
10Hz≤f≤100kHz
IOUT=5mA
VIN =22V ~ 32V,f=120Hz, TJ =25°C
TJ =25°C
TYP
18.0
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
MIN
17.28
MAX
15.60
UNIT
V
15.75
V
2.0
150
75
150
150
8.0
1.0
0.5
90
-1.8
70
1.8
17.10
MAX
18.72
UNIT
V
18.90
V
180
90
180
V
mV
mV
mV
180
mV
8.0
1.0
0.5
mA
mA
mA
μV
mV/°C
dB
A
2.0
53
110
-2.2
69
1.8
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/C
dB
A
8 of 13
QW-R101-006.U
LM78XX
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
For UTC LM7824 (VIN =33V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
23.04 24.0 24.96
V
TJ =25°C, IOUT=5mA ~ 1.0A
Output Voltage
VOUT
VIN =27V ~ 38V,
22.80
25.20
V
IOUT=5mA ~ 1.0A, ,PD≤15W
Dropout Voltage
VD
TJ =25°C
2.0
V
240
mV
TJ =25°C,IOUT=5mA ~ 1.0A
Load Regulation
VOUT
TJ =25C,IOUT=0.25A ~ 0.75A
120
mV
240
mV
VIN =27V ~ 38V, TJ =25°C
Line regulation
VOUT
VIN =27V ~ 38V, TJ =25°C,I OUT=1.0A
240
mV
Quiescent Current
IQ
TJ =25°C, IOUT≤1.0A
8.0
mA
VIN =28V ~ 38V
1.0
mA
Quiescent Current Change
IQ
IOUT=5mA ~ 1.0A
0.5
mA
Output Noise Voltage
eN
10Hz≤f≤100kHz
170
μV
Temperature Coefficient of Vo
Vo/T IOUT=5mA
-2.8
mV/°C
Ripple Rejection
RR
VIN =28V ~ 38V, f=120Hz, TJ =25°C
50
66
dB
Peak Output Current
IPEAK
TJ =25°C
1.8
A
Notes: 1.The Maximum steady state usable output current are dependent on input voltage, heat sinking, lead length
of the package and copper pattern of PCB. The data above represents pulse test conditions with junction
temperatures specified at the initiation of test.
2. Power dissipation