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| Linear Bay Linear Linear Excellence 8.0A Low Dropout Voltage Regulator Adjustable & Fix Output B1584 Advance Information Description The Bay Linear B1584 is Monolithic low power 8.0A Adjustable and fixed NPN voltage regulator that are easy to use with minimum external components. It is suitable for applications requiring a well-regulated positive output voltage with low input-output differential voltage requirements and output voltage 1.5V, 2.5V, 3.0V, 3.3V, or 5V. The B1584 Outstanding features include full power usage up to 8.0Amp of load current internal current limiting and thermal shutdown. Other fixed versions are also available consult with factory. The B1584 is offered in 3-pin TO-220 & TO-263 packages compatible with other 3 terminal regulators. For 5A Low dropout Regulator refer to the B1585 data sheet. Features * * * * * * Adjustable Output Down to 1.2V Fixed Output Voltages 2.5V, 3.0V 3.3V, and 5.0V Output Current of 8.0A Low Dropout Voltage 1.1V Typ. Current & Thermal Limiting Standard 3-Terminal Low Cost TO-220 Similar to industry Standard LT1083/LT1584 * Applications * * * * * * 3.3V to 2.5V for Pentium Processor SMPS Post Regulator High Efficiency "Green" Computer Systems High Efficiency Linear Power Supplies 5V to 3.XXV fro Pentium Processor Battery Charger Pin Connection Ordering Information Devices B1584T Package TO-220 Temp. 0 C to 70 C Plastic Package TO-220 VOUT GND VIN Front View Bay Linear, Inc 2478 Armstrong Street, Livermore, CA 94550 Tel: (925) 989-7144, Fax: (925) 940-9556 www.baylinear.com B1584 Absolute Maximum Rating Parameter Maximum Input Voltage Power Dissipation Thermal Resistance Junction to Case Thermal Resistance Junction to Ambient Operating Junction Temperature Range Control Section Power Transistor Storage Temperature Range Lead Temperature (Soldering 10 Sec.) Symbol VIN PO JC JA TJ Value 7 Internally Limited 3 50 Unit V W C/W C TSTG TLEAD 0 to 125 0 to 150 -65 to 150 260 Electrical Characteristics (VIN = 4.75V to 5.25V; IO = 10mA to 8.0Amp, unless otherwise specified) Parameter Symbol Conditions Output Voltage VO 0 1.485 1.475 2.475 2.460 2.970 2.950 3.267 3.247 4.950 4.920 1.238 1.230 TYP 1.5 2.5 3.0 3.3 5.0 1.250 0.04 0.08 1.0 1.1 5.0 10 0 0.5 0.003 80 3.0 60 3.0 60 MAX 1.515 1.525 2.525 2.540 3.030 3.050 3.333 3.353 5.050 5.080 1.262 1.270 0.2 0.40 UNIT V Reference Voltage Line Regulation (1) Load Regulation (1) Dropout Voltage Minimum load Current Current Limit Ground Pin Current Temperature Stability Thermal Regulation Ripple Rejection Thermal Resistance Vref REG (line) REG (LOAD) VD Imin IS IQ TS RA - V % V 1.3 10 200 mA A mA % %/W dB C/W 60 3.0 60 3.0 60 Note: Output Switch tests are performed under pulsed conditions to minimize power dissipation Bay Linear, Inc 2478 Armstrong Street, Livermore, CA 94550 Tel: (925) 989-7144, Fax: (925) 940-9556 www.baylinear.com Advance Information- These data sheets contain descriptions of products that are in development. The specifications are based on the engineering calculations, computer simulations and/ or initial prototype evaluation. Preliminary Information- These data sheets contain minimum and maximum specifications that are based on the initial device characterizations. These limits are subject to change upon the completion of the full characterization over the specified temperature and supply voltage ranges. The application circuit examples are only to explain the representative applications of the devices and are not intended to guarantee any circuit design or permit any industrial property right to other rights to execute. Bay Linear takes no responsibility for any problems related to any industrial property right resulting from the use of the contents shown in the data book. Typical parameters can and do vary in different applications. Customer's technical experts must validate all operating parameters including " Typical" for each customer application. LIFE SUPPORT AND NUCLEAR POLICY Bay Linear products are not authorized for and should not be used within life support systems which are intended for surgical implants into the body to support or sustain life, in aircraft, space equipment, submarine, or nuclear facility applications without the specific written consent of Bay Linear President. Bay Linear, Inc 2478 Armstrong Street, Livermore, CA 94550 Tel: (925) 989-7144, Fax: (925) 940-9556 www.baylinear.com |
Price & Availability of B1584
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