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TLV62565 Datasheet(PDF) 1 Page - Texas Instruments |
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TLV62565 Datasheet(HTML) 1 Page - Texas Instruments |
1 / 27 page 10µ 100µ 1m 10m 100m 1 0 10 20 30 40 50 60 70 80 90 100 Load current [A] Vin=2.7V Vin=3.6V Vin=5.5V C001 V OUT=1. 8V V IN=3.6V V IN=5.5V V IN=2.7V TLV62565 2.7V to 5.5V V IN FB VIN GND EN SW C2 10µF V OUT 1.8V L1 2.2µH C1 4.7µF R1 240k R2 120k Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TLV62565, TLV62566 SLVSBC1C – OCTOBER 2013 – REVISED JULY 2015 TLV6256x 1.5-A High Efficiency Step-Down Converters in SOT-23 5-Pin Package 1 Features 3 Description The TLV62565/6 devices are synchronous step-down 1 • 2.7-V to 5.5-V Input Voltage Range converters optimized for small solution size and high • 1.5-MHz Typical Switching Frequency efficiency. The devices integrate switches capable of • Output Current up to 1.5 A (Max) delivering an output current up to 1.5 A. • Adaptive On-Time Current Control The devices are based on an adaptive on time with • Power Save Mode for Light Load Efficiency valley current mode control scheme. Typical operating frequency is 1.5 MHz at medium to heavy • 50-µA Operating Quiescent Current loads. The devices are optimized to achieve very low • Up to 95% Efficiency output voltage ripple even with small external • Over Current Protection components and feature an excellent load transient response. • 95% Maximum Duty Cycle • Excellent AC and Transient Load Response During a light load, the TLV62565/6 automatically enter into Power Save Mode at the lowest quiescent • Power Good Output, TLV62566 current (50 μA typ) to maintain high efficiency over • Internal Soft Startup of 250 µs (Typ) the entire load current range. In shutdown, the • Adjustable Output Voltage current consumption is reduced to less than 1 μA. • Thermal Shutdown Protection The TLV62565/6 provide an adjustable output voltage • Available in SOT-23 5-Pin Package via an external resistor divider. The output voltage start-up ramp is controlled by an internal soft start, 2 Applications typically 250 µs. Power sequencing is possible by configuring the Enable (TLV62565) and Power Good • Portable Devices (TLV62566) pins. Other features like over current • DSL Modems protection and over temperature protection are built- • Hard Disk Drivers in. The TLV62565/6 devices are available in a SOT- 23 5-pin package. • Set Top Box • Tablet Device Information(1) PART NUMBER PACKAGE BODY SIZE (NOM) TLV62565, SOT-23 (5) 2.90 mm × 1.60 mm TLV62566 (1) For all available packages, see the orderable addendum at the end of the datasheet. 4 Simplified Schematic Efficiency vs Load Current 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. |
Similar Part No. - TLV62565_15 |
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Similar Description - TLV62565_15 |
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