ADP2139ACBZ-2.5-R7 The ADP2139ACBZ-2.5-R7 is a high-efficiency, synchronous step-down DC-to-DC converter from Analog Devices. It provides a fixed 2.5V output voltage and can deliver up to 800mA of current.
Mfr Part #:

ADP2139ACBZ-2.5-R7

Available from 1 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The ADP2139ACBZ-2.5-R7 is a high-efficiency, synchronous step-down DC-to-DC converter from Analog Devices. It provides a fixed 2.5V output voltage and can deliver up to 800mA of current.
✓ Total Stock: 33,124 pcs
$ Price Range: $0.16

ADP2139ACBZ-2.5-R7 Available from 1 distributor

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ADP2139ACBZ-2.5-R7 Specifications Quick View

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

ADP2139ACBZ-2.5-R7 Description

Short technical summary and product information.

The ADP2139ACBZ-2.5-R7 is a synchronous step-down DC-to-DC converter manufactured by Analog Devices. It operates with an input voltage range of 2.3V to 5.5V and delivers a fixed output voltage of 2.5V, capable of supplying up to 800mA.

 

This converter features a high switching frequency of 3MHz, contributing to its compact solution size and fast transient response. It boasts a peak efficiency of 95% and low quiescent current of 24μA, making it suitable for power-sensitive applications. The device includes internal synchronous rectification, compensation, and soft-start circuitry, minimizing the need for external components.

 

Designed for small form factor applications, the ADP2139ACBZ-2.5-R7 is available in a 6-lead WLCSP package measuring 1.03mm x 1.50mm. Its surface mount capability further enhances integration into compact electronic designs. The converter also offers ultralow shutdown current of 0.2μA.

 

Key features include current overload and thermal shutdown protections, ensuring device reliability. It supports both forced PWM and automatic PWM/PSM modes, optimizing efficiency across different load conditions. This device is well-suited for portable electronics, PDAs, wireless handsets, and digital cameras.

ADP2139ACBZ-2.5-R7 Quick Information

Product Type: DC-DC Switching Regulator
Canonical Name: ADP2139ACBZ-2.5-R7 Step-Down DC-to-DC Converter
Subcategory: Step-Down

ADP2139ACBZ-2.5-R7 Compliance

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

ADP2139ACBZ-2.5-R7 Estimated Pricing

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1+ $0.16 $0.16

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

ADP2139ACBZ-2.5-R7 Features

  • High efficiency synchronous step-down converter.
  • 800mA maximum output current.
  • Fixed 2.5V output voltage.
  • 3MHz fixed switching frequency.
  • Compact 6-WLCSP package.

ADP2139ACBZ-2.5-R7 Applications

  • Suitable for portable media players.
  • Ideal for digital cameras and GPS units.
  • Used in wireless handsets.
  • Applicable for PDAs and palmtop computers.

ADP2139ACBZ-2.5-R7 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the ADP2139ACBZ-2.5-R7?

The input voltage range is 2.3 V to 5.5 V.

What output voltage and current does the regulator provide?

Fixed output voltage of 2.5 V with a maximum output current of 800 mA.

What is the switching frequency of the ADP2139ACBZ-2.5-R7?

The switching frequency is 3 MHz.

What is the peak efficiency of this buck regulator?

Peak efficiency is 95%.

What is the operating temperature range?

The operating temperature range is -40°C to +85°C (TA).

What package is the ADP2139ACBZ-2.5-R7 available in?

It is available in a 6-WLCSP package (1.03x1.50 mm) for surface mount.

Does the device feature synchronous rectification?

Yes, it features synchronous rectification.

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