LTM8050 58V, 2A Step-Down µModule Regulator FEATURESDESCRIPTION n Wide Input Voltage Range: 3.6V to 58V The LTM®8050 is a 58VIN, 2A step down µModule® (mi- (60V Absolute Maximum) cromodule) converter. Included in the package are the n Up to 2A Output Current switching controller, power switches, inductor and all n Parallelable for Increased Output Current support components. Operating over an input voltage n 0.8V to 24V Output Voltage range of 3.6V to 58V, the LTM8050 supports an output n Adjustable Switching Frequency: 100kHz to 2.4MHz voltage range of 0.8V to 24V and a switching frequency n Configurable as an Inverter range of 100kHz to 2.4MHz, each set by a single resistor. n Current Mode Control Only the bulk input and output filter capacitors are needed n Programmable Soft-Start to finish the design. n 9mm × 15mm × 4.92mm BGA Package The LTM8050 is packaged in a 9mm × 15mm × 4.92mm ball grid array (BGA) package suitable for automated APPLICATIONS assembly by standard surface mount equipment. The LTM8050 is available with SnPb (BGA) or RoHS compli- n Automotive Battery Regulation ant terminal finish. n Power for Portable Products L, LT, LTC, LTM, Linear Technology, the Linear logo, µModule and Burst Mode are registered n Distributed Supply Regulation trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. n Industrial Supplies n Wall Transformer Regulation Click to view associated TechClip Videos.TYPICAL APPLICATIONEfficiency vs Output Current, 12VOUT12VOUT, 2A µModule Regulator 92 VIN = 24V VIN* VOUT 90 VIN VOUT 17V TO 58V 12V AT 2A VIN = 36V RUN/SS AUX 4.7µF 88 LTM8050 BIAS VIN = 48V SHARE PGOOD 86 22µF RT FB EFFICIENCY (%) 84 57.6k SYNC GND 34.8k f = 600kHz 82 *RUNNING VOLTAGE RANGE. PLEASE REFER TO 80 APPLICATIONS INFORMATION SECTION FOR START-UP DETAILS 8050 TA01a 0 0.5 1.0 1.5 2.0 OUTPUT CURRENT (A) 8050 TA01b 8050fc For more information www.linear.com/LTM8050 1 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Package Photo Related Parts Design Resources
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