TPS51124RGER The Texas Instruments TPS51124RGER is a dual synchronous buck controller designed for low-voltage power rails. It operates with an input voltage range of 3V to 28V and supports output voltages from 0.76V to 5.5V.
Mfr Part #:

TPS51124RGER

Available from 6 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TPS51124RGER is a dual synchronous buck controller designed for low-voltage power rails. It operates with an input voltage range of 3V to 28V and supports output voltages from 0.76V to 5.5V.
✓ Total Stock: 176,353 pcs
$ Price Range: $3.26

TPS51124RGER Available from 6 distributors

✓ Authorised
✓ Non-Authorised

TPS51124RGER Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Sync
Control Features
Function
Mounting Type
Number of Outputs
Operating Temperature
Operating Voltage
Output Configuration
Output Current
Output Phases
Output Type
Output Voltage
Supplier Device Package
Supplier Package
Synchronous Rectifier
Topology
Voltage

TPS51124RGER Description

Short technical summary and product information.

The TPS51124RGER from Texas Instruments is a dual, adaptive on-time D-CAP™ mode synchronous buck controller. This device is designed to cost-effectively complete notebook power bus regulators with minimal external components and low standby consumption.

 

Key electrical specifications include a wide input voltage range of 3V to 28V and an output voltage range of 0.76V to 5.5V. It supports a maximum output current of 15A and features a D-CAP mode for fast transient response without external compensation. The controller operates with a 4.5V to 5.5V V5IN supply voltage.

 

This controller is suitable for applications such as notebook I/O and low-voltage system buses. It comes in a 24-VQFN package with surface mount mounting type and operates within an ambient temperature range of -40°C to 85°C.

 

The TPS51124RGER offers features like Enable, On Time Control, and Power Good signals for each channel, providing flexibility in power sequencing. It also includes low-side RDS(ON) loss-less current sensing and adaptive gate drivers with an integrated boost diode.

TPS51124RGER Quick Information

Product Type: DC DC Switching Controller
Series: D-CAP
Canonical Name: TPS51124 Dual Synchronous Step-Down Controller
Subcategory: Power Management ICs

TPS51124RGER Compliance

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

TPS51124RGER Estimated Pricing

Qty Low High
1+ $3.26 $3.26

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

TPS51124RGER Features

  • Dual synchronous buck controller for low voltage rails.
  • Wide 3V to 28V input voltage range.
  • 0.76V to 5.5V output voltage range.
  • D-CAP mode enables fast transient response.
  • Surface mount 24-VQFN package.

TPS51124RGER Applications

  • Ideal for notebook I/O power.
  • Suitable for low-voltage system buses.
  • Used in power management applications.

TPS51124RGER FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the TPS51124RGER?

The main input voltage range is 3V to 28V, and a separate V5IN bias input range is 4.5V to 5.5V.

What is the output voltage range?

The output voltage is adjustable from 0.76V to 5.5V.

What is the maximum output current?

The maximum output current is 15A.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

What package is the TPS51124RGER available in?

It is available in a 24-VQFN exposed pad package (4x4mm).

Does the TPS51124RGER use synchronous rectification?

Yes, it features synchronous rectification.

What control features does it have?

It includes enable, on-time control, and power good.

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