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Integrated Circuits (ICs)

TPS6209718RWKR

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Texas Instruments

2-A STEP DOWN CONVERTER WITH SELECTABLE SWITCHING FREQUENCY IN HOTROD PACKAGE

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VQFN-HR (RWK)
Integrated Circuits (ICs)

TPS6209718RWKR

Active
Texas Instruments

2-A STEP DOWN CONVERTER WITH SELECTABLE SWITCHING FREQUENCY IN HOTROD PACKAGE

Technical Specifications

Parameters and characteristics for this part

SpecificationTPS6209718RWKR
Current - Output2 A
Frequency - Switching [Max]2.5 MHz
Frequency - Switching [Min]1.5 MHz
FunctionStep-Down
Mounting TypeSurface Mount
Number of Outputs1
Operating Temperature [Max]125 ¯C
Operating Temperature [Min]-40 °C
Output ConfigurationPositive
Output Type1.81 mOhm
Package / Case11-PowerVFQFN
Supplier Device Package11-VQFN-HR (2x2)
Synchronous RectifierTrue
TopologyBuck
Voltage - Input (Max) [Max]6 V
Voltage - Input (Min) [Min]2.5 V
Voltage - Output (Min/Fixed)1.8 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyTape & Reel (TR) 3000$ 0.85
6000$ 0.81
Texas InstrumentsLARGE T&R 1$ 1.39
100$ 1.15
250$ 0.82
1000$ 0.62

Description

General part information

TPS62097-Q1 Series

The TPS62097 device is a synchronous step-down converter optimized for high efficiency and noise critical applications. The devices focus on high efficiency conversion over a wide output current range. At medium to heavy loads, the converter operates in PWM mode and automatically enters Power Save Mode operation at light load. The switching frequency is selectable in the range of 1.5 MHz to 2.5 MHz by an external resistor. iDCS-Control is able to be operated in forced PWM mode for low noise operation with a fixed switching frequency.

To address the requirements of system power rails, the internal compensation circuit allows a large selection of external output capacitor values in excess of 150 µF. To control the inrush current during the start-up, the device provides a programmable soft start-up by an external capacitor connected to the SS/TR pin. The SS/TR pin is also used in voltage tracking configurations. The device integrates short circuit protection, power good and thermal shutdown features. The device is available in a 2-mm x 2-mm VQFN package.

The new product,TPS62851x, offers reduced BOM cost, smaller total solution size and other features.

Documents

Technical documentation and resources

TPS62097EVM-651 User's Guide

EVM User's guide

Quick Reference Guide To TI Buck Switching DC/DC Application Notes (Rev. B)

Application note

TPS62097 2-A High Efficiency Step-Down Converter with iDCS-Control, Forced PWM Mode and Selective Switching Frequency datasheet (Rev. A)

Data sheet

Testing tips for applying external power to supply outputs without an input voltage

Analog Design Journal

Five steps to a great PCB layout for a step-down converter

Analog Design Journal

Choosing an Appropriate Pull-up/Pull-down Resistor for Open Drain Outputs

Application note

Achieving a clean startup by using a DC/DC converter with a precise enable-pin threshold

Analog Design Journal

Understanding 100% mode in low-power DC/DC converters

Analog Design Journal

Design considerations for a resistive feedback divider in a DC/DC converter

Analog Design Journal

Buck Converter Quick Reference Guide (Rev. B)

Selection guide

Basic Calculation of a Buck Converter's Power Stage (Rev. B)

Application note

Understanding frequency variation in the DCS-Control(TM) topology

Analog Design Journal

IQ: What it is, what it isn’t, and how to use it

Analog Design Journal

Understanding the Absolute Maximum Ratings of the SW Node (Rev. A)

Application note

Sequencing and Tracking With the TPS621-Family and TPS821-Family (Rev. A)

Application note

How to Measure the Control Loop of DCS-Control Devices (Rev. A)

Application note

What can iDCS-Control do for your industrial system?

Technical article

Can I apply an output voltage to my DC/DC converter?

Technical article

Small and efficient power supply for the Altera™ MAX® 10 FPGA

Technical article

QFN and SON PCB Attachment (Rev. C)

Application note

High-efficiency, low-ripple DCS-Control offers seamless PWM/pwr-save transitions

Analog Design Journal

Optimizing the TPS62097 Output Filter

Application note

Control-Mode Quick Reference Guide (Rev. B)

Analog Design Journal

Performing Accurate PFM Mode Efficiency Measurements (Rev. A)

Application note

Methods of output-voltage adjustment for DC/DC converters

Analog Design Journal