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LMZ10505EXT Datasheet(PDF) 1 Page - Texas Instruments |
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LMZ10505EXT Datasheet(HTML) 1 Page - Texas Instruments |
1 / 36 page VIN EN GND FB VOUT LMZ10505EXT VIN VOUT SS Cin CO Rfbt Rcomp Ccomp Rfbb CSS 1 2 3 4, EP 5 6, 7 Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LMZ10505EXT SNVS669H – JUNE 2010 – REVISED SEPTEMBER 2015 LMZ10505EXT 5-A SIMPLE SWITCHER® Power Module With 5.5-V Maximum Input Voltage for Demanding and Rugged Applications 1 Features 2 Applications 1 • Integrated Shielded Inductor • Point-of-Load Conversions from 3.3-V and 5-V Rails • Flexible Start-up Sequencing Using External Soft- Start, Tracking, and Precision Enable • Space-Constrained Applications • Protection Against In-Rush Currents and Faults • Noise-Sensitive Applications (Such as Such as Input UVLO and Output Short-Circuit Transceiver, Medical) • Single Exposed Pad and Standard Pinout for Easy 3 Description Mounting and Manufacturing The LMZ10505EXT SIMPLE SWITCHER® power • Pin-to-Pin Compatible With module is a complete, easy-to-use, DC-DC solution – LMZ10503EXT (3-A/15-W Maximum) capable of driving up to a 5-A load with exceptional – LMZ10504EXT (4-A/20-W Maximum) power conversion efficiency, output voltage accuracy, line and load regulation. The LMZ10505EXT is • Fast Transient Response for Powering FPGAs available in an innovative package that enhances and ASICs thermal performance and allows for hand or machine • Electrical Specifications soldering. – 25-W Maximum Total Output Power The LMZ10505EXT can accept an input voltage rail – Up to 5-A Output Current between 2.95 V and 5.5 V, and can deliver an – Input Voltage Range 2.95 V to 5.5 V adjustable and highly accurate output voltage as low as 0.8 V. 1-MHz fixed-frequency PWM switching – Output Voltage Range 0.8 V to 5 V provides a predictable EMI characteristic. Two – ±1.63% Feedback Voltage Accuracy Over external compensation components can be adjusted Temperature to set the fastest response time, while allowing the • Performance Benefits option to use ceramic or electrolytic output capacitors. Externally programmable soft-start capacitor – Operates at High Ambient Temperatures facilitates controlled start-up. The LMZ10505EXT is a – Low Radiated Emissions (EMI) Tested to reliable and robust solution with the following EN55022 Class B Standard features: lossless cycle-by-cycle peak current limit to – Passes 10-V/m Radiated Immunity EMI Tested protect for overcurrent or short-circuit fault, thermal shutdown, input undervoltage lockout, and prebiased to Standard EN61000 4-3 start-up. The LMZ10505EXT is also fully-enabled for – Passes Vibration Standard WEBENCH® and Power Designer tools. – MIL-STD-883 Method 2007.2 Condition A Device Information(1)(2) – JESD22-B103B Condition 1 PART NUMBER PACKAGE BODY SIZE (NOM) – Passes Drop Standard LMZ10505EXT TO-PMOD (7) 9.85 mm × 10.16 mm – MIL-STD-883 Method 2002.3 Condition B (1) For all available packages, see the orderable addendum at – JESD22-B110 Condition B the end of the data sheet. NOTE: EN 55022:2006, +A1:2007, FCC Part 15 Subpart B: 2007. (2) Peak reflow temperature equals 245°C. See SNAA214 for See Figure 28 and layout for information on device under more details. test. Typical Application Circuit Efficiency VOUT = 3.3 V 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. |
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