Startseite Energiemanagement AC/DC- und DC/DC-Wandler (integrierter FET)

TPS563240

AKTIV

LDO-Spannungsregler für HF-Anwendungen, 17 V, 3 A, 1,4 μVRMS

Produktdetails

Rating Catalog Operating temperature range (°C) -40 to 125 Topology Buck Type Converter Iout (max) (A) 3 Vin (min) (V) 4.5 Vin (max) (V) 17 Switching frequency (min) (kHz) 1400 Switching frequency (max) (kHz) 1400 Features Light Load Efficiency, Soft Start Fixed Control mode D-CAP3 Vout (min) (V) 0.6 Vout (max) (V) 7 Iq (typ) (A) 0.00026
Rating Catalog Operating temperature range (°C) -40 to 125 Topology Buck Type Converter Iout (max) (A) 3 Vin (min) (V) 4.5 Vin (max) (V) 17 Switching frequency (min) (kHz) 1400 Switching frequency (max) (kHz) 1400 Features Light Load Efficiency, Soft Start Fixed Control mode D-CAP3 Vout (min) (V) 0.6 Vout (max) (V) 7 Iq (typ) (A) 0.00026
SOT-23-THN (DDC) 6 8.12 mm² 2.9 x 2.8
  • 3-A converter integrated 70-mΩ and 30-mΩ FETs, support 3.5-A transient
  • D-CAP3™ mode control with fast transient response
  • Input voltage range: 4.5 V to 17 V
  • Output voltage range: 0.6 V to 7 V
  • Pulse-skip mode during light load operation without going below 25-kHz switching frequency
  • 1.4-MHz switching frequency
  • Low shutdown current less than 10 µA
  • 1% feedback voltage accuracy (25 ºC)
  • Startup from pre-biased output voltage
  • Cycle-by-cycle overcurrent limit
  • Hiccup-mode overcurrent protection
  • Non-latch UVP and TSD protections
  • Fixed soft start: 1.7 ms
  • 3-A converter integrated 70-mΩ and 30-mΩ FETs, support 3.5-A transient
  • D-CAP3™ mode control with fast transient response
  • Input voltage range: 4.5 V to 17 V
  • Output voltage range: 0.6 V to 7 V
  • Pulse-skip mode during light load operation without going below 25-kHz switching frequency
  • 1.4-MHz switching frequency
  • Low shutdown current less than 10 µA
  • 1% feedback voltage accuracy (25 ºC)
  • Startup from pre-biased output voltage
  • Cycle-by-cycle overcurrent limit
  • Hiccup-mode overcurrent protection
  • Non-latch UVP and TSD protections
  • Fixed soft start: 1.7 ms

The TPS563240 is a simple, easy-to-use, 3-A synchronous step-down regulator in SOT-23 package. The peak transient output current can be 3.5 A.

The devices are optimized to operate with minimum external component counts and also optimized to achieve low standby current.

This switching regulator employs D-CAP3 mode control providing a fast transient response and supporting both low-equivalent series resistance (ESR) output capacitors such as specialty polymer and ultra-low ESR ceramic capacitors with no external compensation components.

TPS563240 operates in pulse skip mode, which maintains high efficiency during light load operation. The TPS563240 maintain Fsw over 25-kHz under light load condition. The TPS563240 is available in a 6-pin 1.6-mm × 2.9-mm SOT (DDC) package, and specified from a –40°C to 125°C junction temperature.

The TPS563240 is a simple, easy-to-use, 3-A synchronous step-down regulator in SOT-23 package. The peak transient output current can be 3.5 A.

The devices are optimized to operate with minimum external component counts and also optimized to achieve low standby current.

This switching regulator employs D-CAP3 mode control providing a fast transient response and supporting both low-equivalent series resistance (ESR) output capacitors such as specialty polymer and ultra-low ESR ceramic capacitors with no external compensation components.

TPS563240 operates in pulse skip mode, which maintains high efficiency during light load operation. The TPS563240 maintain Fsw over 25-kHz under light load condition. The TPS563240 is available in a 6-pin 1.6-mm × 2.9-mm SOT (DDC) package, and specified from a –40°C to 125°C junction temperature.

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Technische Dokumentation

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Typ Titel Datum
* Data sheet TPS563240 17-V, 3-A 1.4-MHz Synchronous Step-Down Voltage Regulator datasheet (Rev. A) PDF | HTML 26 Jul 2019
EVM User's guide TPS563249 Step-Down Converter Evaluation Module User's Guide (Rev. A) PDF | HTML 06 Jul 2021
Selection guide Buck Converter Quick Reference Guide (Rev. B) 08 Apr 2021
Technical article Understanding and managing buck regulator output ripple PDF | HTML 18 Jun 2020
Technical article Keeping DC/DC solutions (super) simple for cost-sensitive applications PDF | HTML 18 Okt 2016

Design und Entwicklung

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Evaluierungsplatine

TPS563249EVM-031 — 3 A, Regler-Evaluierungsmodul

The TPS563249 is a simple, easy-to-use, 3-A synchronous step-down converter in SOT-23 package. The device is optimized to operate with minimum external component counts and also optimized to achieve low standby current. This switch mode power supply (SMPS) device employs D-CAP2 mode control (...)

Benutzerhandbuch: PDF | HTML
Simulationsmodell

TPS563240 PSpice Transient Model

SLVMCY7.ZIP (92 KB) - PSpice Model
Gehäuse Pins Herunterladen
SOT-23-THN (DDC) 6 Optionen anzeigen

Bestellen & Qualität

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