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LP38513 数据表(PDF) 1 Page - Texas Instruments |
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LP38513 数据表(HTML) 1 Page - Texas Instruments |
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1 / 25 page  OUT IN GND LP38513 VIN VOUT EN VEN 10 k: ERROR VERROR CIN 10 PF Ceramic COUT 10 PF Ceramic GND GND ON OFF Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design LP38513 SNVS361E – JULY 2007 – REVISED NOVEMBER 2015 LP38513 3-A Fast Response Ultra-Low Dropout Linear Regulator 1 Features 3 Description The LP38513 fast-response ultra-low dropout linear 1 • Input Supply Voltage 2.25 V to 5.5 V regulator operates from a 2.25-V to 5.5-V input • Conversions from 2.5-V Rail to 1.8-V Rail supply. This device responds very quickly to step • Stable with Ceramic Capacitors changes in line or load conditions, making it suitable for low-voltage microprocessor applications. • Low Ground Pin Current Developed on a CMOS process, with a PMOS pass • Load Regulation of 0.1% for 10 mA to 3-A Load transistor, the LP38513 has low quiescent-current Current operation independent of the output load current. • 60- μA Typical Quiescent Current in Shutdown • Ground Pin Current: Typically 12 mA at 3-A load Mode current. • Specified Output Current of 3 A • Disable Mode: Typically 60 µA quiescent current when the enable (EN) pin is pulled low. • Specified VOUT Accuracy of ±2.6% With • ERROR Flag: The ERROR flag goes low if VOUT TJ from 0°C to +125°C falls more than typically 15% below the nominal • ERROR Flag Indicates VOUT Status value. • Overtemperature and Overcurrent Protection • Precision Output Voltage: A specified VOUT • −40°C to +125°C Operating TJ Range accuracy of ±2.6% with TJ from 0°C to 125°C. 2 Applications Device Information(1) PART NUMBER PACKAGE BODY SIZE (NOM) • Microprocessor Power Supplies TO-220 (5) 14.986 mm × 10.16 mm • GTL, GTL+, BTL, and SSTL Bus Terminators LP38513 DDPAK/TO-263 (5) 10.16 mm × 8.42 mm • Power Supplies for DSPs (1) For all available packages, see the orderable addendum at • SCSI Terminator the end of the data sheet. • Post Regulators • Battery Chargers • Other Battery Powered Applications Typical Application 1 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, intellectual property matters and other important disclaimers. PRODUCTION DATA. |
类似零件编号 - LP38513 |
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类似说明 - LP38513 |
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