UNISONIC TECHNOLOGIES CO., LTD
LM78XX
3-TERMINAL 1A POSITIVE
VOLTAGE REGULATOR
DESCRIPTION
1
TO-220F
LINEAR INTEGRATED CIRCUIT
1
TO-220
The UTC
LM78XX
family is monolithic fixed voltage regulator
integrated circuit. They are suitable for applications that required
supply current up to 1 A.
FEATURES
1
TO-262
* 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
1
TO-92
ORDERING INFORMATION
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
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
1 of 13
QW-R101-006.T
LM78XX
MARKING INFORMATION
PACKAGE
VOLTAGE CODE
LINEAR INTEGRATED CIRCUIT
MARKING
TO-220
TO-220F
TO-262
TO-92
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
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
2 of 13
QW-R101-006.T
LM78XX
TEST CIRCUIT
LINEAR INTEGRATED CIRCUIT
APPLICATION CIRCUIT
V
IN
V
OUT
1
UTC LM78XX
2
3
C
I
=0.33
μF
C
O
=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.T
LM78XX
PARAMETER
SYMBOL
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS
(Operating temperature range applies unless otherwise specified)
RATING
UNIT
V
OUT
=5~18V
35
V
Input voltage
V
IN
V
OUT
=24V
40
V
Output Current
I
OUT
1
A
Power Dissipation
P
D
Internally Limited
W
Operating Junction Temperature
T
OPR
-20 ~ +150
°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
PARAMETER
SYMBOL
TO-220/TO-220F
TO-262
TO-92
TO-220/TO-262
TO-220F
TO-92
θ
JA
RATING
65
180
5
7.8
83
UNIT
°C/W
Junction to Ambient
Junction to Case
θ
JC
°C/W
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 LM7805
(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 ~ 1.0A
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
TYP
5.0
MAX
5.20
5.25
UNIT
V
V
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/°C
dB
A
2.0
50
25
50
50
8.0
1.0
0.5
40
-0.6
80
1.8
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
4 of 13
QW-R101-006.T
LM78XX
ELECTRICAL CHARACTERISTICS(Cont.)
SYMBOL
V
OUT
V
D
V
OUT
V
OUT
I
Q
I
Q
eN
Vo/T
RR
I
PEAK
SYMBOL
V
OUT
V
D
V
OUT
V
OUT
I
Q
I
Q
eN
Vo/T
RR
I
PEAK
For UTC LM7806
(V
IN
=11V)
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 LM7807
(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
LINEAR INTEGRATED CIRCUIT
TEST CONDITIONS
T
J
=25°C, I
OUT
=5mA ~ 1.0A
V
IN
=8.5V ~ 21V,
I
OUT
=5mA ~ 1.0A, P
D
≤15W
T
J
=25°C
T
J
=25°C,I
OUT
=5mA ~ 1.0A
T
J
=25°C,I
OUT
=0.25A~ 0.75A
V
IN
=8V ~ 25V, T
J
=25°C
V
IN
=8.5V ~ 21V, T
J
=25°C,I
OUT
=1.0A
T
J
=25°C, I
OUT
≤1.0A
V
IN
=8.5V ~ 21V
I
OUT
=5mA ~ 1.0A
10Hz≤f≤100kHz
I
OUT
=5mA
V
IN
=9V ~ 19V,f=120Hz, T
J
=25°C
T
J
=25°C
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 ~ 1.0A
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
5.76
5.70
TYP
6.0
MAX
6.24
6.30
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
60
30
60
60
8.0
1.0
0.5
45
-0.7
75
1.8
TYP
7.0
MAX
7.28
7.35
2.0
70
35
70
70
8.0
1.0
0.5
50
-0.8
75
1.7
59
MIN
6.72
6.65
59
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 13
QW-R101-006.T
京公网安备 11010802033920号
EEWORLD
