Continental Device India Limited An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company 3-TERMINAL POSITIVE VOLTAGE REGULATOR LM7818 TO-220 Plastic Package The Voltages available allow these Regulators to be used in Logic Systems, Instrumentation, Hi-Fi Audio Circuits and other Solid State Electronic Equipment ABSOLUTE MAXIMUM RATINGS SYMBOL VALUE DESCRIPTION UNIT VIN 35 Input Voltage V Power Dissipation at Ta=25ºC PD 2 W PD Power Dissipation at Tc=25ºC 15 W Operating Free Air, Case, or Virtual Tj 0 to +150 ºC JunctionTemperature Range Tstg Storage Temperature Range - 65 to +150 ºC Lead Temperature 1.6mm (1/16 inch) from TL 260 ºC Case for 10 seconds Recommended Operating Conditions DESCRIPTION Input Voltage Output Current Operating Junction Temperature SYMBOL VI IO Tj MIN 21 TYP MAX 33 1.5 125 UNIT V A ºC TYP MAX 18.7 UNIT V 18.9 V 360 180 mV mV 0 ELECTRICAL CHARACTERISTICS (Ta=25ºC unless specified otherwise) VI=27V, IO=500mA, Ta=25ºC DESCRIPTION Output Voltage SYMBOL VO Line Regulation REGV Ripple Rejection RR Load Regulation REGL Output Resistance Temperature Coefficient of Output Voltage Output Noise Voltage Dropout Voltage Quiescent Current Quiescent Current Change Short Circuit Output Current Peak Output Current rO ∆VO/∆T VNO VDIF (min) IQ ∆IQIN ISC Iomax TEST CONDITION 25ºC IO=5mA ~ 1A VIN=21 ~ 33V, P <15W, 0ºC ~125ºC VIN=21 ~ 33V, 25ºC VIN=24 ~ 30V, 25ºC VIN=22 ~ 32V, f=120Hz, 0ºC~125ºC IO=5mA ~ 1.5A , 25ºC IO=250mA ~ 750mA , 25ºC f=1KHz, 0ºC~125ºC IO=5mA, 0ºC~125ºC f=10Hz ~100KHz, 25ºC IO=1A , 25ºC 25ºC VIN=21 ~ 33V, 0ºC~125ºC IO=5mA ~ 1A, 0ºC~125ºC 25ºC 25ºC MIN 17.3 17.1 53 dB 360 180 0.022 -1.0 110 2.0 mV mV Ω mV/ºC 8.0 1.0 0.5 200 2.1 LM7818Rev100706E Continental Device India Limited Data Sheet Page 1 of 2 µV V mA mA mA mA A Customer Notes LM7818 TO-220 Plastic Package Component Disposal Instructions 1. CDIL Semiconductor Devices are RoHS compliant, customers are requested to please dispose as per prevailing Environmental Legislation of their Country. 2. In Europe, please dispose as per EU Directive 2002/96/EC on Waste Electrical and Electronic Equipment (WEEE). Disclaimer The product information and the selection guides facilitate selection of the CDIL's Semiconductor Device(s) best suited for application in your product(s) as per your requirement. It is recommended that you completely review our Data Sheet(s) so as to confirm that the Device(s) meet functionality parameters for your application. The information furnished in the Data Sheet and on the CDIL Web Site/CD are believed to be accurate and reliable. CDIL however, does not assume responsibility for inaccuracies or incomplete information. Furthermore, CDIL does not assume liability whatsoever, arising out of the application or use of any CDIL product; neither does it convey any license under its patent rights nor rights of others. These products are not designed for use in life saving/support appliances or systems. CDIL customers selling these products (either as individual Semiconductor Devices or incorporated in their end products), in any life saving/support appliances or systems or applications do so at their own risk and CDIL will not be responsible for any damages resulting from such sale(s). CDIL strives for continuous improvement and reserves the right to change the specifications of its products without prior notice. CDIL is a registered Trademark of Continental Device India Limited C-120 Naraina Industrial Area, New Delhi 110 028, India. Telephone + 91-11-2579 6150, 4141 1112 Fax + 91-11-2579 5290, 4141 1119 [email protected] www.cdilsemi.com LM7818Rev100706E Continental Device India Limited Data Sheet Page 2 of 2