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| 1A Positive Voltage Regulator LM78xxAT 1A Positive Voltage Regulator General Description * The TCI LM78xxAT family is monolithic fixed voltage regulator integrated circuit. They are suitable for applications that required supply current up to 1A. * The LM78xxAT is available in TO-220 package. . TO-220 Features * Output Current up to 1A * Fixed Output Voltage of 5V, 8V, 9V, 12V,15V, 18V Available * * * * Thermal Overload Shutdown Protection Short Circuit Current Limiting Output Transistor SOA Protection RoHS Compliance Applications * * * * High Efficiency Linear Regulator Post Regulation for Switching Supply Microprocessor Power Supply Mother Board Ordering Information TAITRON COMPONENTS INCORPORATED www.taitroncomponents.com Tel: Fax: (800)-TAITRON (800)-824-8766 (800)-TAITFAX (800)-824-8329 (661)-257-6060 (661)-257-6415 Rev. A/AH 2008-06-18 Page 1 of 15 1A Positive Voltage Regulator LM78xxAT Marking Information Outline Temperature Range PN LM7805AT LM7808AT TO-220 -40 to 125C LM7809AT LM7812AT LM7815AT LM7818AT Marking Code AS7805AT-E1 AS7808AT-E1 AS7809AT-E1 AS7812AT-E1 AS7815AT-E1 AS7818AT-E1 Tube Package Type Packing Information Package Type TO-220 Units/Tube 50 Tubes/Inner Box 20 Units/Inner Box 1000 Inner Boxes /Outer Box 5 Pin Configuration Outline: TO-220 Rev. A/AH 2008-06-18 www.taitroncomponents.com Page 2 of 15 1A Positive Voltage Regulator LM78xxAT Functional Block Diagram Rev. A/AH 2008-06-18 www.taitroncomponents.com Page 3 of 15 1A Positive Voltage Regulator LM78xxAT Absolute Maximum Ratings (Note 1) Symbol VIN IOUT TLEAD PD TJ TSTG JA ESD ESD Description Input Voltage Output Current Lead Temperature (Soldering 10sec) Power Dissipation Junction Temperature Storage Temperature Range Thermal Resistance ESD (Human Body Model) ESD (Machine Model) Ratings 36 1 260 Internally Limited 150 -65 to 150 60 6000 500 Unit V A C W C C C/ W V V Note: 1. Stresses greater than those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under "Recommended Operating Conditions" is not implied. Exposure to "Absolute Maximum Ratings" for extended periods may affect device reliability. Recommended Operating Conditions Symbol Description LM7805AT LM7808AT VIN Input Voltage LM7809AT LM7812AT LM7815AT LM7818AT TJ Operating Junction Temperature Range Ratings Min. Max. -40 25 28 29 32 32 32 125 C V Unit Rev. A/AH 2008-06-18 www.taitroncomponents.com Page 4 of 15 1A Positive Voltage Regulator LM78xxAT Electrical Characteristics For LM7805AT (VIN=10V, IOUT=1A, TJ=-40 to 125 C, unless otherwise specified) LM7805AT Symbol Description Unit Test Conditions Min. Typ. Max. 4.9 VOUT Output Voltage 4.8 - 5.0 25 5.1 5.2 50 V TJ=25 C VIN=7.5V to 20V, IOUT=5mA to 1A, PD15W VIN=7.5V to 20V, IOUT=500mA, TJ=25 C VIN=10V, IOUT=5mA to 1A, TJ=25 C VIN=10V, IOUT=0 VIN=8V to 25V, IOUT=500mA, TJ=25 C IOUT=5mA to 1A, TJ=25 C dB V V/VO m A A mV/ C ppm/ C VIN=8V to 18V, f=120Hz, IOUT=500mA VOUT=1%, IOUT=1A, TJ=25 C f=10Hz to 100kHz, TA=25 C f=1kHz VIN=35V, TA=25 C VIN=10V, TJ=25 C VRLINE Line Regulation mV VRLOAD IQ IQ PSRR VDROP NO RO ISC IPK VOUT/T (VOUT/VOUT)/T Load Regulation Quiescent Current Quiescent Current Change Ripple Rejection Dropout Voltage Output Noise Voltage Output Resistance Short Circuit Current Peak Output Current Output Voltage Temperature Coefficient - 20 3.2 0.3 0.08 70 2.0 10 10 0.05 2.2 0.4 80 50 6.0 0.8 0.5 - mV mA mA Rev. A/AH 2008-06-18 www.taitroncomponents.com Page 5 of 15 1A Positive Voltage Regulator LM78xxAT For LM7808AT (VIN=14V, IOUT=1A, TJ=-40 to 125 C, unless otherwise specified) LM7808AT Symbol Description Unit Test Conditions Min. Typ. Max. 7.84 VOUT Output Voltage 7.7 - 8 25 8.16 8.3 75 V TJ=25 C VIN=10.6V to 23V, IOUT=5mA to 1A, PD15W VIN=10.6V to 23V, IOUT=500mA, TJ=25 C VIN=14V, IOUT=5mA to 1A, TJ=25 C VIN=14V, IOUT=0 VIN=10.6V to 23V, IOUT=500mA, TJ=25 C IOUT=5mA to 1A, TJ=25 C dB V V/VO m A A mV/ C ppm/ C VIN=11.5V to 21.5V, f=120Hz, IOUT=500mA VOUT=1%, IOUT=1A, TJ=25 C f=10Hz to 100kHz, TA=25 C f=1kHz VIN=35V, TA=25 C VIN=14V, TJ=25 C VRLINE Line Regulation mV VRLOAD IQ IQ PSRR VDROP NO RO ISC IPK VOUT/T (VOUT/VOUT)/T Load Regulation Quiescent Current Quiescent Current Change Ripple Rejection Dropout Voltage Output Noise Voltage Output Resistance Short Circuit Current Peak Output Current Output Voltage Temperature Coefficient - 25 3.2 0.3 0.08 62 2.0 10 10 0.2 2.2 0.64 80 75 6.0 0.8 0.5 - mV mA mA Rev. A/AH 2008-06-18 www.taitroncomponents.com Page 6 of 15 1A Positive Voltage Regulator LM78xxAT For LM7809AT (VIN=15V, IOUT=1A, TJ=-40 to 125 C, unless otherwise specified) LM7809AT Symbol Description Unit Test Conditions Min. Typ. Max. 8.82 VOUT Output Voltage 8.65 - 9 25 9.18 9.35 90 V TJ=25 C VIN=11.5V to 23V, IOUT=5mA to 1A, PD15W VIN=11.5V to 23V, IOUT=500mA, TJ=25 C VIN=14V, IOUT=5mA to 1A, TJ=25 C VIN=15V, IOUT=0 VIN=11.5V to 23V, IOUT=500mA, TJ=25 C IOUT=5mA to 1A, TJ=25 C dB V V/VO m A A mV/ C ppm/ C VIN=11.5V to 21.5V, f=120Hz, IOUT=500mA VOUT=1%, IOUT=1A, TJ=25 C f=10Hz to 100kHz, TA=25 C f=1kHz VIN=35V, TA=25 C VIN=15V, TJ=25 C VRLINE Line Regulation mV VRLOAD IQ IQ PSRR VDROP NO RO ISC IPK VOUT/T (VOUT/VOUT)/T Load Regulation Quiescent Current Quiescent Current Change Ripple Rejection Dropout Voltage Output Noise Voltage Output Resistance Short Circuit Current Peak Output Current Output Voltage Temperature Coefficient - 25 3.2 0.3 0.08 61 2.0 10 10 0.2 2.2 0.72 80 100 6.0 0.8 0.5 - mV mA mA Rev. A/AH 2008-06-18 www.taitroncomponents.com Page 7 of 15 1A Positive Voltage Regulator LM78xxAT For LM7812AT (VIN=19V, IOUT=1A, TJ=-40 to 125 C, unless otherwise specified) LM7812AT Symbol Description Unit Test Conditions Min. Typ. Max. 11.75 VOUT Output Voltage 11.5 - 12 25 12.25 12.5 120 V TJ=25 C VIN=14.8V to 27V, IOUT=5mA to 1A, PD15W VIN=14.8V to 27V, IOUT=500mA, TJ=25 C VIN=19V, IOUT=5mA to 1A, TJ=25 C VIN=19V, IOUT=0 VIN=14.8V to 30V, IOUT=500mA, TJ=25 C IOUT=5mA to 1A, TJ=25 C dB V V/VO m A A mV/ C ppm/ C VIN=15V to 25V, f=120Hz, IOUT=500mA VOUT=1%, IOUT=1A, TJ=25 C f=10Hz to 100kHz, TA=25 C f=1kHz VIN=35V, TA=25 C VIN=18V, TJ=25 C VRLINE Line Regulation mV VRLOAD IQ IQ PSRR VDROP NO RO ISC IPK VOUT/T (VOUT/VOUT)/T Load Regulation Quiescent Current Quiescent Current Change Ripple Rejection Dropout Voltage Output Noise Voltage Output Resistance Short Circuit Current Peak Output Current Output Voltage Temperature Coefficient - 40 3.4 0.3 0.08 60 2.0 10 11 0.2 2.2 0.96 80 120 6.0 0.8 0.5 - mV mA mA Rev. A/AH 2008-06-18 www.taitroncomponents.com Page 8 of 15 1A Positive Voltage Regulator LM78xxAT For LM7815AT (VIN=23V, IOUT=1A, TJ=-40 to 125 C, unless otherwise specified) LM7815AT Symbol Description Unit Test Conditions Min. Typ. Max. 14.7 VOUT Output Voltage 14.4 - 15 35 15.3 15.6 150 V TJ=25 C VIN=17.9V to 30V, IOUT=5mA to 1A, PD15W VIN=17.9V to 30V, IOUT=500mA, TJ=25 C VIN=23V, IOUT=5mA to 1A, TJ=25 C VIN=23V, IOUT=0 VIN=17.9V to 30V, IOUT=500mA, TJ=25 C IOUT=5mA to 1A, TJ=25 C dB V V/VO m A A mV/ C ppm/ C VIN=18.5V to 28.5V, f=120Hz, IOUT=500mA VOUT=1%, IOUT=1A, TJ=25 C f=10Hz to 100kHz, TA=25 C f=1kHz VIN=35V, TA=25 C VIN=21V, TJ=25 C VRLINE Line Regulation mV VRLOAD IQ IQ PSRR VDROP NO RO ISC IPK VOUT/T (VOUT/VOUT)/T Load Regulation Quiescent Current Quiescent Current Change Ripple Rejection Dropout Voltage Output Noise Voltage Output Resistance Short Circuit Current Peak Output Current Output Voltage Temperature Coefficient - 70 3.4 0.3 0.08 58 2.0 10 11 0.2 2.2 1.2 80 150 6.0 0.8 0.5 - mV mA mA Rev. A/AH 2008-06-18 www.taitroncomponents.com Page 9 of 15 1A Positive Voltage Regulator LM78xxAT For LM7818AT (VIN=27V, IOUT=1A, TJ=-40 to 125 C, unless otherwise specified) LM7818AT Symbol Description Unit Test Conditions Min. Typ. Max. 17.64 VOUT Output Voltage 17.3 - 18 45 18.36 18.7 180 V TJ=25 C VIN=21V to 33V, IOUT=5mA to 1A, PD15W VIN=21V to 33V, IOUT=500mA, TJ=25 C VIN=27V, IOUT=5mA to 1A, TJ=25 C VIN=27V, IOUT=0 VIN=21V to 33V, IOUT=500mA, TJ=25 C IOUT=5mA to 1A, TJ=25 C dB V V/VO m A A mV/ C ppm/ C VIN=22V to 32V, f=120Hz, IOUT=500mA VOUT=1%, IOUT=1A, TJ=25 C f=10Hz to 100kHz, TA=25 C f=1kHz VIN=35V, TA=25 C VIN=24V, TJ=25 C VRLINE Line Regulation mV VRLOAD IQ IQ PSRR VDROP NO RO ISC IPK VOUT/T (VOUT/VOUT)/T Load Regulation Quiescent Current Quiescent Current Change Ripple Rejection Dropout Voltage Output Noise Voltage Output Resistance Short Circuit Current Peak Output Current Output Voltage Temperature Coefficient - 85 3.6 0.3 0.08 57 2.0 10 11 0.2 2.2 1.44 80 180 6.0 0.8 0.5 - mV mA mA Rev. A/AH 2008-06-18 www.taitroncomponents.com Page 10 of 15 1A Positive Voltage Regulator LM78xxAT Typical Characteristics Curves Fig.1- Peak Output Current vs. Input/Output Differential Voltage Fig.2- Output Voltage vs. Junction Temperature Peak Output Current (A) VIN-VOUT (V) Output Voltage (V) Junction Temperature (C) Fig.3- Output Voltage vs. Output Current Fig.4- Output Voltage vs. Input Voltage Output Voltage (V) Output Voltage (V) Output Current (mA) Input Voltage (V) Rev. A/AH 2008-06-18 www.taitroncomponents.com Page 11 of 15 1A Positive Voltage Regulator LM78xxAT Typical Characteristics Curves (Continued) Fig.5- Quiescent Current vs. Junction Temperature Fig.6- Ripple Rejection vs. Frequency Quiescent Current (mA) Ripple Rejection (dB) Junction Temperature (C) Frequency (Hz) Fig.7- Dropout Voltage vs. Junction Temperature Fig.8- Power Dissipation vs. Junction Temperature Power Dissipation (W) Dropout Voltage (V) Junction Temperature (C) Junction Temperature (C) Rev. A/AH 2008-06-18 www.taitroncomponents.com Page 12 of 15 1A Positive Voltage Regulator LM78xxAT Typical Performance Characteristics Fig.9- Line Transient (Conditions: IOUT=500mA, COUT=0.1F) IOUT (1A/Div) VOUT (100mV/Div) VIN (5V/Div) Fig.10- Load Transient (Conditions: VIN=10V, CIN=0.33F, COUT=0.1F) VOUT (50mV/Div) Time (100s/Div) Time (40s/Div) Typical Application Rev. A/AH 2008-06-18 www.taitroncomponents.com Page 13 of 15 1A Positive Voltage Regulator LM78xxAT Dimensions in mm (inches) TO-220 Rev. A/AH 2008-06-18 www.taitroncomponents.com Page 14 of 15 1A Positive Voltage Regulator LM78xxAT How to contact us: US HEADQUARTERS 28040 WEST HARRISON PARKAWAY, VALENCIA, CA 91355-4162 Tel: (800) TAITRON (800) 824-8766 (661) 257-6060 Fax: (800) TAITFAX (800) 824-8329 (661) 257-6415 Email: taitron@taitroncomponents.com Http://www.taitroncomponents.com TAITRON COMPONENTS MEXICO, S.A .DE C.V. BOULEVARD CENTRAL 5000 INTERIOR 5 PARQUE INDUSTRIAL ATITALAQUIA, HIDALGO C.P. 42970 MEXICO Tel: +52-55-5560-1519 Fax: +52-55-5560-2190 TAITRON COMPONETS INCORPORATED E REPRESENTACOES DO BRASIL LTDA RUA DOMINGOS DE MORAIS, 2777, 2.ANDAR, SALA 24 SAUDE - SAO PAULO-SP 04035-001 BRAZIL Tel: +55-11-5574-7949 Fax: +55-11-5572-0052 TAITRON COMPONETS INCORPORATED, SHANGHAI REPRESENTATIVE OFFICE METROBANK PLAZA, 1160 WEST YAN' AN ROAD, SUITE 1503, SHANGHAI, 200052, CHINA Tel: +86-21-5424-9942 Fax: +86-21-5424-9931 Rev. A/AH 2008-06-18 www.taitroncomponents.com Page 15 of 15 |
Price & Availability of LM7808AT-08-TU
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