LMR64010 Datasheet | National Semiconductor

Features - - - - - - - - - Input voltage range of 2.7V to 14V Output voltage up to 40V Switch current up to 1A 1.6 MHz switching frequency Low shutdown Iq, <1 µA Cycle-by-cycle current limiting Internally pensated SOT23-5 packaging (2.92 x 2.84 x 1.08mm) Fully enabled for WEBENCH® Power Designer System Performance Performance Benefits - Extremely easy to use - Tiny overall solution reduces system cost © 2011 National Semiconductor Corporation .national. Free Datasheet http://../ Connection Diagram Top View 5-Lead SOT-23 Package See NS Package Number MF05A Ordering Information Order Number LMR64010XMFE LMR64010XMF LMR64010XMFX SOT23-5 MF05A Package Type Package Drawing Supplied As 250 Units, Tape and Reel 1000 Units, Tape and Reel 3000 Units, Tape and Reel Package ID SF9B Pin Descriptions Pin 1 2 3 4 5 Name SW GND FB SHDN VIN Drain of the internal FET switch. Analog and power ground. Feedback point that connects to external resistive divider. Shutdown control input. Connect to VIN if this feature is not used. Analog and power input. Function .national. Free Datasheet http://../ Absolute Maximum Ratings (Note 1) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Storage Temperature Range Operating Junction Temperature Range Lead Temp. (Soldering, 5 sec.) Power Dissipation (Note 2) FB Pin Voltage - 65°C to +150°C - 40°C to +125°C 300°C Internally Limited - 0.4V to +6V SW Pin Voltage Input Supply Voltage SHDN Pin Voltage - 0.4V to +40V - 0.4V to +14.5V - 0.4V to VIN + 0.3V θJ-A (SOT23-5) 265°C/W ESD Rating (Note 3) Human Body Model 2 k V Machine Model 200V For soldering specifications: see product folder at .national. and .national./ms/MS/MSSOLDERING.pdf Electrical Characteristics Limits in standard typeface are for TJ = 25°C, and limits in boldface type apply over the full operating...