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UNISONIC TECHNOLOGIES CO., LTD LM78XX
3-TERMINAL 1A POSITIVE VOLTAGE REGULATOR
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.
LINEAR INTEGRATED CIRCUIT
FEATURES
* Output current up to 1A * Fixed output voltage of 3.3V,4.7V,5V, 6V, 7V, 8V, 9V, 10V, 12V, 15V, 18V and 24V available * Thermal overload shutdown protection * Short circuit current limiting * Output transistor SOA protection
*Pb-free plating product number: LM78XXL
ORDERING INFORMATION
Order Number Normal Lead Free Plating LM78xx-TA3-D-T LM78xxL-TA3-D-T LM78xx-TF3-D-T LM78xxL-TF3-D-T Note: O: Output G: GND I: Input 1 I I Pin Assignment 2 3 G O G O Package TO-220 TO-220F Packing Tube Tube
MARKING INFORMATION
PACKAGE VOLTAGE CODE 33:3.3V 47:4.7V 05:5.0V 06:6.0V 07:7.0V 08:8.0V 09:9.0V VOLTAGE CODE 10:10V 12:12V 15:15V 18:18V 24:24V MARKING
TO-220 TO-220F
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LM78XX
TEST CIRCUIT
LINEAR INTEGRATED CIRCUIT
INPUT
1
R13 T10 R17 T8 R9 T9 Z2 T12 T14 R19 R18 R12 R11 R10
R14 T11 T5 T6
T13
OUTPUT
3
R8 R15 T4 Z1 T15 R5
R4 R6
T7
R16
R1
R2
C1 T3
R7
T1
T2
R3
GND
2
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LM78XX
ABSOLUTE MAXIMUM RATINGS
LINEAR INTEGRATED CIRCUIT
(Operating temperature range applies unless otherwise specified) PARAMETER SYMBOL RATING UNIT VOUT=3.3~18V 35 V Input voltage VIN VOUT=24V 40 V Output Current IOUT 1 A Power Dissipation PD Internally Limited W Operating Junction Temperature TOPR -20 ~ +150 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.
THERMAL DATA
PARAMETER Thermal Resistance SYMBOL JA JC RATING 65 5 UNIT C/W C/W
ELECTRICAL CHARACTERISTICS
(IOUT=0.5A, TJ= 0C - 125C, C1=0.33uF, Co=0.1uF, unless otherwise specified)(Note 1) For UTC LM7833 (VIN=5.8V) PARAMETER SYMBOL TEST CONDITIONS MIN TJ =25C, IOUT=5mA - 1.0A 3.168 Output Voltage VOUT VIN =5.8V ~ 18.3V, 3.135 IOUT=5mA - 1.0A, PD15W Dropout Voltage VD TJ =25C TJ =25C,IOUT=5mA - 1.0A Load Regulation VOUT TJ =25C,IOUT=0.25A - 0.75A Line regulation VIN =5.8V ~ 18.3V, TJ =25C VOUT VIN =5.8V ~ 18.3V, TJ =25C, IOUT=1.0A Quiescent Current IQ TJ =25C, IOUT1.0A VIN =5.8V ~ 18.3V Quiescent Current Change IQ IOUT=5mA - 1.0A Output Noise Voltage eN 10Hzf100kHz Temperature Coefficient of Vo Vo/T IOUT=5mA Ripple Rejection RR VI N=6.3V-16.3V, f=120Hz, TJ =25C Peak Output Current IPEAK TJ =25C Short-Circuit Current ISC VIN=35V, TJ =25C For UTC LM7847 (VIN =9.7V) PARAMETER SYMBOL TEST CONDITIONS MIN TJ =25C, IOUT=5mA - 1.0A 4.512 Output Voltage VOUT VIN =7.2V ~ 19.7V, 4.465 IOUT=5mA - 1.0A, PD15W Dropout Voltage VD TJ =25C TJ =25C,IOUT=5mA - 1.0A Load Regulation VOUT TJ =25C,IOUT=0.25A - 0.75A Line regulation VIN =7.2V ~ 19.7V, TJ =25C VOUT VIN =7.2V ~ 19.7V, TJ =25C, IOUT=1.0A Quiescent Current IQ TJ =25C, IOUT1.0A VIN =7.2V ~ 19.7V Quiescent Current Change IQ IOUT=5mA - 1.0A Output Noise Voltage eN 10Hzf100kHz Temperature Coefficient of Vo Vo/T IOUT=5mA Ripple Rejection RR VIN =7.7V -17.7V, f=120Hz, TJ =25C 62 Peak Output Current IPEAK TJ =25C Short-Circuit Current ISC VIN =35V, TJ =25C
TYP 3.30
MAX 3.432 3.465
UNIT V V V mV mV mV mV mA mA mA V mV/C dB A mA UNIT V V V mV mV mV mV mA mA mA V mV/C dB A mA 3 of 10
2.0 33 17 33 33 8.0 1.0 0.5 55 -0.4 57 1.8 250 TYP 4.70 MAX 4.888 4.935 2.0 47 24 47 47 8.0 1.0 0.5 40 -0.6 80 1.8 250
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LM78XX
ELECTRICAL CHARACTERISTICS(Cont.)
For UTC LM7805 (VIN =10V) 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 Short-Circuit Current SYMBOL VOUT VD VOUT VOUT IQ IQ eN Vo/T RR IPEAK ISC
LINEAR INTEGRATED CIRCUIT
TEST CONDITIONS TJ =25C, IOUT=5mA - 1.0A VIN =7.5V ~ 20V, IOUT=5mA - 1.0A,PD15W TJ =25C TJ =25C,IOUT=5mA - 1.0A TJ =25C,IOUT=0.25A - 0.75A VIN =7V ~ 25V, TJ =25C VIN =7.5V ~ 20V, TJ =25C, IOUT=1.0A TJ =25C, IOUT1.0A VIN =7.5V ~ 20V IOUT=5mA - 1.0A 10Hzf100kHz IOUT=5mA VIN =8V - 18V,f=120Hz, TJ =25C TJ =25C VIN =35V, TJ =25C
MIN 4.80 4.75
TYP 5.0
MAX 5.20 5.25
UNIT V V V mV mV mV mV mA mA mA V mV/C dB A mA
2.0 50 25 50 50 8.0 1.0 0.5 40 -0.6 80 1.8 250
62
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 Short-Circuit Current
SYMBOL VOUT VD VOUT VOUT IQ IQ eN Vo/T RR IPEAK ISC
TEST CONDITIONS TJ =25C, IOUT=5mA - 1.0A VIN =8.5V ~ 21V, IOUT=5mA - 1.0A, PD15W TJ =25C TJ =25C,IOUT=5mA - 1.0A TJ =25C,IOUT=0.25A - 0.75A VIN =8V ~ 25V, TJ =25C VIN =8.5V ~ 21V, TJ =25C,IOUT=1.0A TJ =25C, IOUT1.0A VIN =8.5V ~ 21V IOUT=5mA - 1.0A 10Hzf100kHz IOUT=5mA VIN =9V - 19V,f=120Hz, TJ =25C TJ =25C VIN =35V, TJ =25C
MIN 5.76 5.70
TYP 6.0
MAX 6.24 6.30
UNIT V V V mV mV mV mV mA mA mA V mV/C dB A mA
2.0 60 30 60 60 8.0 1.0 0.5 45 -0.7 75 1.8 250
59
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LM78XX
ELECTRICAL CHARACTERISTICS(Cont.)
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 Short-Circuit Current For UTC LM7808 (VIN =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 Short-Circuit Current SYMBOL VOUT VD VOUT VOUT IQ IQ eN Vo/T RR IPEAK ISC
LINEAR INTEGRATED CIRCUIT
TEST CONDITIONS TJ =25C, IOUT=5mA - 1.0A VIN =9.5V ~ 22V, IOUT=5mA - 1.0A, PD15W TJ =25C TJ =25C,IOUT=5mA - 1.0A TJ =25C,IOUT=0.25A - 0.75A VIN =9V ~ 25V, TJ =25C VIN =9.5V ~ 22V, TJ =25C,IOUT=1.0A TJ =25C, IOUT1.0A VIN =9.5V ~ 22V IOUT=5mA - 1.0A 10Hzf100kHz IOUT=5mA VIN =10V - 20V,f=120Hz, TJ =25C TJ =25C VIN =35V, TJ =25C
MIN 6.72 6.65
TYP 7.0
MAX 7.28 7.35
UNIT V V V mV mV mV mV mA mA mA V mV/C dB A mA
2.0 70 35 70 70 8.0 1.0 0.5 50 -0.8 75 1.7 250
59
SYMBOL VOUT VD VOUT VOUT IQ IQ eN Vo/T RR IPEAK ISC
TEST CONDITIONS TJ =25C, IOUT=5mA - 1.0A VIN =10.5V ~ 23V, IOUT=5mA - 1.0A, PD15W TJ =25C TJ =25C,IOUT=5mA - 1.0A TJ =25C,IOUT=0.25A - 0.75A VIN =10.5V ~ 25V, TJ =25C VIN =10.5V ~ 23V, TJ =25C,IOUT=1.0A TJ =25C, IOUT1.0A VIN =10.5V ~ 23V IOUT=5mA - 1.0A 10Hzf100kHz IOUT=5mA VIN =11.5V ~ 21.5V, f=120Hz, TJ =25C TJ =25C VIN =35V, TJ =25C
MIN 7.68 7.60
TYP 8.0
MAX 8.32 8.40
UNIT V V V mV mV mV mV mA mA mA V mV/C dB A mA
2.0 80 40 80 80 8.0 1.0 0.5 58 -0.9 56 72 1.8 250
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LM78XX
ELECTRICAL CHARACTERISTICS(Cont.)
For UTC LM7809 (VIN =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 Short-Circuit Current For UTC LM7810 (VIN =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 Short-Circuit Current SYMBOL VOUT VD VOUT VOUT IQ IQ eN Vo/T RR IPEAK ISC
LINEAR INTEGRATED CIRCUIT
TEST CONDITIONS TJ =25C, IOUT=5mA - 1.0A VIN =11.5V ~ 24V, IOUT=5mA - 1.0A,PD15W TJ =25C TJ =25C,IOUT=5mA - 1.0A TJ =25C,IOUT=0.25A - 0.75A VIN =11.5V ~ 25 V, TJ =25C VIN =11.5V ~ 24V, TJ =25C, IOUT=1.0A TJ =25C, IOUT1.0A VIN =11.5V ~ 24V IOUT=5mA - 1.0A 10Hzf100kHz IOUT=5mA VIN =12.5V ~ 22.5V,f=120Hz, TJ =25C TJ =25C VIN =35V, TJ =25C
MIN 8.64 8.55
TYP 9.0
MAX 9.36 9.45
UNIT V V V mV mV mV mV mA mA mA V mV/C dB A mA
2.0 90 45 90 90 8.0 1.0 0.5 58 -1.1 72 1.8 250
56
SYMBOL VOUT VD VOUT VOUT IQ IQ eN Vo/T RR IPEAK ISC
TEST CONDITIONS TJ =25C, IOUT=5mA - 1.0A VIN =12.5V ~ 25V, IOUT=5mA - 1.0A,PD15W TJ =25C TJ =25C,IOUT=5mA - 1.0A TJ =25C,IOUT=0.25A - 0.75A VIN =13V ~ 25V, TJ =25C VIN =13V ~ 25V, TJ =25C,IOUT=1.0A TJ =25C, IOUT1.0A VIN =12.6V ~ 25V IOUT=5mA - 1.0A 10Hzf100kHz IOUT=5mA VIN =13V - 23V,f=120Hz, TJ =25C TJ =25C VIN =35V, TJ =25C
MIN 9.60 9.50
TYP 10.0
MAX 10.40 10.50
UNIT V V V mV mV mV mV mA mA mA V mV/C dB A mA
2.0 100 50 100 100 8.0 1.0 0.5 58 -1.1 72 1.8 250
56
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LM78XX
ELECTRICAL CHARACTERISTICS(Cont.)
For UTC LM7812 (VIN =19V) 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 Short-Circuit Current For UTC LM7815 (VIN =23V) 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 Short-Circuit Current SYMBOL VOUT VD VOUT VOUT IQ IQ eN Vo/T RR IPEAK ISC
LINEAR INTEGRATED CIRCUIT
TEST CONDITIONS MIN TJ =25C, IOUT=5mA - 1.0A 11.52 VIN =14.5V ~ 27V, 11.40 IOUT=5mA - 1.0A,PD15W TJ =25C TJ =25C,IOUT=5mA - 1.0A TJ =25C,IOUT=0.25A - 0.75A VIN =14.5V ~ 30V, TJ =25C VIN =14.6V ~ 27V, TJ =25C, IOUT=1.0A TJ =25C, IOUT1.0A VIN =14.5V ~ 30V IOUT=5mA - 1.0A 10Hzf100kHz IOUT=5mA VIN =15V - 25V,f=120Hz, TJ =25C 55 TJ =25C VIN =35V, TJ =25C
TYP 12.0
MAX 12.48 12.60
UNIT V V V mV mV mV mV mA mA mA V mV/C dB A mA
2.0 120 60 120 120 8.0 1.0 0.5 75 -1.5 72 1.8 250
SYMBOL VOUT VD VOUT VOUT IQ IQ eN Vo/T RR IPEAK ISC
TEST CONDITIONS MIN TJ =25C, IOUT=5mA - 1.0A 14.40 VIN =17.5V ~ 30V, 14.25 IOUT=5mA - 1.0A,PD15W TJ =25C TJ =25C,IOUT=5mA - 1.0A TJ =25C,IOUT=0.25A - 0.75A VIN =18.5V ~ 30V, TJ =25C VIN =17.7V ~ 30V, TJ =25C, IOUT =1.0A TJ =25C, IOUT1.0A VIN =17.5V ~ 30V IOUT=5mA - 1.0A 10Hzf100kHz IOUT=5mA VIN =18.5V ~ 28.5V,f=120Hz, TJ =25C 54 TJ =25C VIN =35V, TJ =25C
TYP 15.0
MAX 15.60 15.75
UNIT V V V mV mV mV mV mA mA mA V mV/C dB A mA
2.0 150 75 150 150 8.0 1.0 0.5 90 -1.8 70 1.8 250
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LM78XX
ELECTRICAL CHARACTERISTICS(Cont.)
For UTC LM7818 (VIN =27V) 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 Short-Circuit Current For UTC LM7824 (VIN =33V) PARAMETER SYMBOL VOUT VD VOUT VOUT IQ IQ eN Vo/T RR IPEAK ISC
LINEAR INTEGRATED CIRCUIT
TEST CONDITIONS TJ =25C, IOUT=5mA - 1.0A VIN =21V ~ 33V, IOUT=5mA - 1.0A, PD15W TJ =25C TJ =25C,IOUT=5mA - 1.0A TJ =25C,IOUT=0.25A - 0.75A VIN =21V ~ 33V,Tj=25C VIN =21V ~ 33V, TJ =25C, IOUT =1.0A TJ =25C, IOUT1.0A VIN =21.5V ~ 33V IOUT=5mA - 1.0A 10Hzf100kHz IOUT=5mA VIN =22V - 32V,f=120Hz, TJ =25C TJ =25C VIN =35V, TJ =25C
MIN 17.28 17.10
TYP 18.0
MAX 18.72 18.90
UNIT V V V mV mV mV mV mA mA mA V mV/C dB A mA
2.0 180 90 180 180 8.0 1.0 0.5 110 -2.2 69 1.8 250
53
TEST CONDITIONS MIN TYP MAX UNIT TJ =25C, IOUT=5mA - 1.0A 23.04 24.0 24.96 V Output Voltage VOUT VIN =27V ~ 38V, 22.80 25.20 V IOUT=5mA - 1.0A, ,PD15W Dropout Voltage VD TJ =25C 2.0 V TJ =25C,IOUT=5mA - 1.0A 240 mV Load Regulation VOUT TJ =25C,IOUT=0.25A - 0.75A 120 mV VIN =27V ~ 38V, TJ =25C 240 mV Line regulation VOUT VIN =27V ~ 38V, TJ =25C,IOUT=1.0A 240 mV Quiescent Current IQ TJ =25C, IOUT1.0A 8.0 mA VIN =28V ~ 38V 1.0 mA Quiescent Current Change IQ 0.5 mA IOUT=5mA - 1.0A Output Noise Voltage eN 10Hzf100kHz 170 V Temperature Coefficient of Vo Vo/T IOUT=5mA -2.8 mV/C Ripple Rejection RR VIN =28V - 38V,f=120Hz, TJ =25C 50 66 dB Peak Output Current IPEAK TJ =25C 1.8 A Short-Circuit Current ISC VIN =35V, TJ =25C 250 mA Note 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. Note 2: Power dissipation<0.5W
SYMBOL
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LM78XX
APPLICATION CIRCUIT
LINEAR INTEGRATED CIRCUIT
Vi
1
UTC LM78XX 2
3
Vo
C1 0.33 F
C0 0.1 F
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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LM78XX
TYPICAL CHARACTERISTICS
Fig.1 Ambient temperature vs. Power dissipation
16
LINEAR INTEGRATED CIRCUIT
Fig.2 Output Voltage vs. Ambient temperature
Power Dissiaption, PD (mW)
14
HS=0/W
JC=5/W JA=65/W TJ(max)=150
5.2
12
HS=5/W HS=15/W
Output Volatge (V)
125 150
5.1
8
5.0
4
No Heatsink
4.9
0 -50 -25 0 25 50 75 105
4.8 -50 0 50 100
Ambient Temperature, Ta ()
Ambient Temperature, Ta ()
Fig.3 Dropout Voltage
2.5
2.0
IOUT=70mA IOUT=40mA
1.5
1.0
IOUT=1.0mA
0.5
DROPOUT CONDITIONS VOUT=2% of VOUT
0 25 50 75 100 125
Junction Temperature, TJ ()
UTC assumes no responsibility for equipm ent failures that result from using products at values that exceed, even mom entarily, rated values (such as m aximum ratings, operating condition ranges, or other param eters) listed in products specifications of any and all UTC products described or contained herein. UTC products are not designed for use in life support appliances, devices or system s where m alfunction of these products can be reasonably expected to result in personal injury. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The inform ation presented in this docum ent does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.
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