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TPS54233QDRQ1 The Texas Instruments TPS54233QDRQ1 is a 28V, 2A non-synchronous buck converter. It features a fixed 300kHz switching frequency and an adjustable output voltage down to 0.8V.
Mfr Part #:

TPS54233QDRQ1

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TPS54233QDRQ1 is a 28V, 2A non-synchronous buck converter. It features a fixed 300kHz switching frequency and an adjustable output voltage down to 0.8V.
✓ Total Stock: 32,647 pcs
$ Price Range: $1.93

TPS54233QDRQ1 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
Non-Authorised Inventory information
24,107 pcs
On Request
24107 pcs On Request 1 On Request On Request On Request On Request On Request
Optech Co.,Limited ✓
Non-Authorised Inventory information
8,540 pcs
On Request
8540 pcs On Request 1 On Request On Request 18+ On Request On Request
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TPS54233QDRQ1 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Type
Output Voltage
Supplier Device Package
Synchronous Rectifier
Topology
Voltage
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TPS54233QDRQ1 Description

Short technical summary and product information.

The TPS54233QDRQ1 from Texas Instruments is a 28V, 2A non-synchronous buck converter designed for automotive applications. It integrates a low R DS(on) high-side MOSFET and operates with a fixed 300kHz switching frequency.

 

This converter supports an input voltage range of 3.5V to 28V and offers an adjustable output voltage down to 0.8V. It includes a pulse-skipping Eco-mode feature to enhance efficiency at light loads and a low shutdown quiescent current of 1µA, making it suitable for battery-powered applications. Protection features include cycle-by-cycle current limit, frequency fold back, and thermal shutdown.

 

The TPS54233QDRQ1 is available in an 8-pin SOIC package, optimized for thermal performance. It is qualified for automotive applications and meets AEC-Q100 test guidance.

 

Key electrical characteristics include a 2A continuous output current capability, 3.5V to 28V input voltage range, and adjustable output voltage down to 0.8V. The device operates at a fixed 300kHz switching frequency and features a low shutdown quiescent current.

TPS54233QDRQ1 Quick Information

Product Type: DC DC Switching Regulator
Canonical Name: Texas Instruments TPS54233-Q1 2A 28V Step-Down Buck Converter
Subcategory: Buck Converter

TPS54233QDRQ1 Compliance

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

TPS54233QDRQ1 Estimated Pricing

Qty Low High
1+ $1.93 $1.93

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

TPS54233QDRQ1 Features

  • Automotive qualified 28V, 2A buck converter.
  • Adjustable output voltage down to 0.8V.
  • Fixed 300kHz switching frequency.
  • Integrated 80mΩ high-side MOSFET.
  • Low 1µA shutdown quiescent current.

TPS54233QDRQ1 Applications

  • Suitable for battery-powered applications.
  • Designed for automotive applications.
  • Efficient light-load operation with Eco-mode.
  • Simplifies external compensation design.

TPS54233QDRQ1 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the TPS54233QDRQ1?

The input voltage range is 3.5 V to 28 V.

What is the maximum output current of the TPS54233QDRQ1?

The maximum output current is 2 A.

What is the operating temperature range of the TPS54233QDRQ1?

The operating temperature range is -40°C to 125°C (ambient).

What package does the TPS54233QDRQ1 come in?

The TPS54233QDRQ1 comes in an 8-SOIC (0.154", 3.90mm Width) surface-mount package.

Is the TPS54233QDRQ1 a synchronous or non-synchronous regulator?

It is a non-synchronous (non-synchronous rectifier) step-down regulator.

What is the switching frequency of the TPS54233QDRQ1?

The switching frequency is 300 kHz.

What is the minimum adjustable output voltage of the TPS54233QDRQ1?

The minimum adjustable output voltage is 0.8 V.

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