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TPS51117PW The Texas Instruments TPS51117PW is a synchronous buck controller designed for POL voltage regulation. It features a wide input voltage range and adjustable switching frequency.
Mfr Part #:

TPS51117PW

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TPS51117PW is a synchronous buck controller designed for POL voltage regulation. It features a wide input voltage range and adjustable switching frequency.
✓ Total Stock: 50,000 pcs
$ Price Range: $0.78

TPS51117PW Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Optech Co.,Limited ✓
Non-Authorised Inventory information
50,000 pcs
On Request
50000 pcs On Request 1 On Request On Request 8150 On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

TPS51117PW Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Sync
Control Features
Function
Input Voltage
Lead Spacing
Lead Style
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Phases
Output Type
Output Voltage
Supplier Device Package
Synchronous Rectifier
Tape & Reel
Topology
Voltage
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TPS51117PW Description

Short technical summary and product information.

The TPS51117PW from Texas Instruments is a cost-effective, synchronous buck controller designed for voltage regulation in applications like notebook PCs. It utilizes the Adaptive On-Time D-CAP mode, offering ease-of-use, a low external component count, and fast transient response.

 

Key electrical specifications include a wide input voltage range of 1.8 V to 28 V and an output voltage range of 0.75 V to 5.5 V. The device supports selectable auto-skip or PWM-only operation and features fixed frequency emulated on-time control, adjustable from 100 kHz to 550 kHz. It boasts high efficiency with low power consumption and a typical shutdown current of 4.5 μA.

 

This controller is available in a 14-TSSOP package, suitable for surface mount applications. It operates within a temperature range of -40°C to 85°C. The TPS51117PW includes features such as Enable, On Time Control, and Power Good signals, along with integrated protection like OVP/UVP and thermal shutdown.

TPS51117PW Quick Information

Product Type: DC-DC Switching Controller
Canonical Name: TPS51117 Single Synchronous Step-Down Controller
Subcategory: Non-isolated DC/DC Switching Regulator

TPS51117PW Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TPS51117PW Estimated Pricing

Qty Low High
1+ $0.78 $0.78

Estimated market price range - modelled values for guidance only, not live distributor offers.

TPS51117PW Features

  • Synchronous buck controller for POL regulation.
  • Wide 1.8V to 28V input voltage range.
  • Adjustable output voltage from 0.75V to 5.5V.
  • D-CAP mode for ease of use and fast response.
  • Available in 14-TSSOP surface mount package.

TPS51117PW Applications

  • POL voltage regulation in notebook PCs.
  • Intel Atom processor power solutions.
  • High-efficiency step-down DC-DC conversion.
  • Low-noise PWM-only mode power supplies.

TPS51117PW FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range for the TPS51117PW?

The input voltage range is 1.8 V to 28 V.

What is the output voltage range of the TPS51117PW?

The output voltage can be set from 0.75 V to 5.5 V.

What is the switching frequency range for this buck controller?

The switching frequency is adjustable from 100 kHz to 550 kHz.

What is the operating temperature range for the TPS51117PW?

It operates from -40°C to 85°C.

What package type is the TPS51117PW available in?

The TPS51117PW is available in a 14-TSSOP package.

Does the TPS51117PW support synchronous rectification?

Yes, it features synchronous rectification.

What are the key control features of the TPS51117PW?

Key control features include Enable, On Time Control, and Power Good signals.

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