Document
UNISONIC TECHNOLOGIES CO., LTD
LM78XX
LINEAR INTEGRATED CIRCUIT
3-TERMINAL 1A POSITIVE VOLTAGE REGULATOR
1 TO-220
DESCRIPTION
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
* 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
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
Package
TO-220 TO-220F TO-262 TO-262
TO-92 TO-92
1 TO-220F 1 TO-262
1 TO-92
Pin Assignment 123 I GO I GO I GO I GO I GO I GO
Packing
Tube Tube Tube Tape Reel Tape Box Bulk
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QW-R101-006.U
LM78XX
MARKING INFORMATION
PACKAGE
VOLTAGE CODE
TO-220 TO-220F TO-262
TO-92
0 5 : 5.0 V 0 6 : 6.0 V 0 7 : 7.0 V 0 8 : 8.0 V 0 9 : 9.0 V 1 0 : 1.0 V 1 2 : 1.2 V 1 5 : 1.5 V 1 8 : 1.8 V 2 4 : 2.4 V
LINEAR INTEGRATED CIRCUIT
MARKING
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R101-006.U
LM78XX
TEST CIRCUIT
LINEAR INTEGRATED CIRCUIT
APPLICATION CIRCUIT
VIN
CI=0.33 μF
1 UTC LM78XX 3 2
VOUT
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
Input voltage
VOUT=5~18V VOUT=24V
VIN
35 V 40 V
Output Current Power Dissipation
IOUT
1A
PD
Internally Limited
W
Operating Junction Temperature Storage Temperature
TOPR TSTG
-20 ~ +125 -55 ~ +150
°C °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
TO-220/TO-220F
Junction to Ambient
TO-262
TO-92
TO-220/TO-262
Junction to Case
TO-220F
TO-92
SYMBOL θJA
θJC
RATING
65
180 5 7.8 83
UNIT °C/W
°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
Output Voltage Dropout Voltage
VOUT VD
TJ =25°C, IOUT=5mA ~ 1.0A VIN =7.5V ~ 20V, IOUT=5mA ~ 1.0A,PD≤15W TJ =25°C
4.80 4.75
Load Regulation
VOUT
TJ =25°C,IOUT=5mA ~ 1.0A TJ =25°C,IOUT=0.25A ~ 0.75A
Line regulation
VOUT
VIN =7V ~ 25V, TJ =25°C VIN =7.5V ~ 20V, TJ =25°C, IOUT=1.0A
Quiescent Current Quiescent Current Change Output Noise Voltage
IQ TJ =25°C, IOUT≤1.0A
IQ
VIN =7.5V ~ 20V IOUT=5mA ~ 1.0A
eN 10Hz≤f≤100kHz
Temperature Coefficient of Vo Ripple Rejection
Vo/T IOUT=5mA RR VIN =8V ~ 18V,f=120Hz, TJ =25°C
62
Peak Output Current
IPEAK TJ =25°C
TYP 5.0
2.0
40 -0.6 80 1.8
MAX UNIT 5.20 V
5.25 V
V 50 mV 25 mV 50 mV 50 mV 8.0 mA 1.0 mA 0.5 mA
μV mV/°C
dB A
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QW-R101-006.U
LM78XX
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS(Cont.)
For UTC LM7806 (VIN =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
SYMBOL
VOUT
VD VOUT
VOUT IQ IQ 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
For UTC LM7807 (VIN =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
SYMBOL
VOUT
VD VOUT
VOUT IQ IQ eN
Vo/T RR IPEAK
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
MIN TYP MAX UNIT 5.76 6.0 6.24 V
5.70 6.30 V
2.0 V
60 mV
30 mV
60 mV
60 mV
8.0 mA
1.0 mA
0.5 mA
45 μV
-0.7 mV/°C
59 75
dB
1.8 A
MIN TYP MAX UNIT 6.72 7.0 7.28 V
6.65 7.35 V
2.0 V
70 mV
35 mV
70 mV
70 mV
8.