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LMZ31710RVQR Arkusz danych(PDF) 1 Page - Texas Instruments |
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LMZ31710RVQR Arkusz danych(HTML) 1 Page - Texas Instruments |
1 / 33 page 50 55 60 65 70 75 80 85 90 95 100 0 1 2 3 4 5 6 7 8 9 10 Output Current (A) PVIN = 3.3 V, VIN = 5 V PVIN = VIN = 5 V PVIN = VIN = 12 V C001 Vout = 2.5 V Fsw = 750 kHz LMZ31710 PWRGD SENSE+ VOUT PVIN VIN INH/UVLO RT/CLK VADJ SS/TR STSEL AGND PGND CIN RSET COUT VOUT VIN RRT SYNC_OUT ISHARE LMZ31710 www.ti.com SNVS987A – JULY 2013 – REVISED JULY 2013 10A SIMPLE SWITCHER® Power Module with 2.95V-17V Input and Current Sharing in QFN Package Check for Samples: LMZ31710 1 FEATURES DESCRIPTION The LMZ31710 SIMPLE SWITCHER power module 2 • Complete Integrated Power Solution Allows is an easy-to-use integrated power solution that Small Footprint, Low-Profile Design combines a 10-A DC/DC converter with power • 10mm x 10mm x 4.3mm Package MOSFETs, a shielded inductor, and passives into a - Pin Compatible with LMZ31707 & LMZ31704 low profile, QFN package. This total power solution allows as few as three external components and • Efficiencies Up to 95% eliminates the loop compensation and magnetics part • Eco-Mode / Light Load Efficiency (LLE) selection process. • Wide-Output Voltage Adjust The 10x10x4.3 mm QFN package is easy to solder 0.6 V to 5.5 V, with 1% Reference Accuracy onto a printed circuit board and allows a compact • Supports Parallel Operation for Higher Current point-of-load design. Achieves greater than 95% • Optional Split Power Rail allows efficiency and excellent power dissipation capability Input Voltage Down to 2.95 V with a thermal impedance of 13.3°C/W. The LMZ31710 offers the flexibility and the feature-set of • Adjustable Switching Frequency a discrete point-of-load design and is ideal for (200 kHz to 1.2 MHz) powering a wide range of ICs and systems. • Synchronizes to an External Clock Advanced packaging technology affords a robust and • Provides 180° Out-of-Phase Clock Signal reliable power solution compatible with standard QFN mounting and testing techniques. • Adjustable Slow-Start • Output Voltage Sequencing / Tracking Figure 1. SIMPLIFIED APPLICATION • Power Good Output • Programmable Undervoltage Lockout (UVLO) • Over-Current & Over-Temperature Protection • Pre-bias Output Start-up • Operating Temperature Range: –40°C to 85°C • Enhanced Thermal Performance: 13.3°C/W • Meets EN55022 Class B Emissions - Integrated Shielded Inductor APPLICATIONS • Broadband & Communications Infrastructure • Automated Test and Medical Equipment • Compact PCI / PCI Express / PXI Express • DSP and FPGA Point-of-Load Applications 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. 2 All trademarks are the property of their respective owners. PRODUCTION DATA information is current as of publication date. Copyright © 2013, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
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