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TPS62624YFFR Fiches technique(PDF) 1 Page - Texas Instruments |
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TPS62624YFFR Fiches technique(HTML) 1 Page - Texas Instruments |
1 / 28 page 0 10 20 30 40 50 60 70 80 90 100 0.1 1 10 100 1000 I -LoadCurrent-mA O 0 20 40 60 80 100 120 140 160 180 200 V =3.6V, V =1.8V I O Efficiency PFM/PWMOperation PowerLoss PFM/PWMOperation VIN SW FB MODE EN GND VOUT 1.8 V @ 600mA C 2.2 F I TPS6262x L 0.47 H C 4.7 F O VBAT 2.3 V .. 5.5 V Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPS62620, TPS62621, TPS62622 TPS62623, TPS62624, TPS62625 SLVS848D – JULY 2009 – REVISED OCTOBER 2015 TPS6262x 600-mA, 6-MHz High-Efficiency Step-Down Converter In Chip Scale Packaging 1 Features 3 Description The TPS6262x device family provides high-frequency 1 • Wide Input Voltage Range from 2.3 V to 5.5 V synchronous step-down DC/DC converters optimized • 6 MHz Regulated Frequency Operation for battery-powered portable applications. Intended • 90% Efficiency at 6 MHz Operation for low-power applications, the TPS6262x devices support up to 600 mA load current, and allow the use • 31 μA Quiescent Current of low cost chip inductor and capacitors. • Best in Class Load and Line Transient With a wide input voltage range of 2.3 V to 5.5 V, the • ±2% Total DC Voltage Accuracy devices support applications powered by Li-Ion • Automatic PFM/PWM Mode Switching batteries with extended voltage range. Different fixed • Low Ripple Light-Load PFM Mode voltage output versions are available from 1.2 V to 2.3 V. • Internal Soft Start, 120- μs Start-Up Time • Integrated Active Power-Down Sequencing The TPS6262x devices operate at a regulated 6-MHz (TPS62624 only) switching frequency and enter the power-save mode operation at light load currents to maintain high • Current Overload and Thermal Shutdown efficiency over the entire load current range. Protection The pulse frequency modulation (PFM) mode extends • Three Surface-Mount External Components the battery life by reducing the quiescent current to Required (One MLCC Inductor, Two Ceramic 31 μA (typical) during light load and standby Capacitors) operation. For noise-sensitive applications, the device • Complete Sub 1-mm Component Profile Solution can be forced into fixed frequency pulse width • Total Solution Size < 12 mm2 modulation (PWM) mode by pulling the MODE pin high. • Available in a 6-Pin NanoFree™ (WCSP) Regular and Ultra-Thin Packaging The TPS6262x devices operate over a free air temperature range of –40°C to 85°C. They are 2 Applications available in a 6-pin chip-scale package (WCSP). • Mobile Phones, Smartphones Device Information(1) • WLAN, GPS and Bluetooth™ Applications PART NUMBER PACKAGE BODY SIZE (NOM) • DTV Tuner Applications TPS6262x DSBGA (6) 1.30 mm × 0.96 mm • DC/DC Micro Modules (1) For all available packages, see the orderable addendum at spacer the end of the datasheet. space Typical Application 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. |
Numéro de pièce similaire - TPS62624YFFR |
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Description similaire - TPS62624YFFR |
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