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MP2639AGR-Z The MP2639AGR-Z is a battery charger IC from Monolithic Power Systems for 2-cell Lithium Ion/Polymer batteries. It provides a programmable charge current of 2.5A and includes over voltage and short circuit protection.
Mfr Part #:

MP2639AGR-Z

Available from 3 distributors
Mfr Name: Monolithic Power Systems
Monolithic Power Systems
The MP2639AGR-Z is a battery charger IC from Monolithic Power Systems for 2-cell Lithium Ion/Polymer batteries. It provides a programmable charge current of 2.5A and includes over voltage and short circuit protection.
✓ Total Stock: 16,966 pcs
$ Price Range: $1.29

MP2639AGR-Z Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Smaxon Electronics ✓
Non-Authorised Inventory information
10,936 pcs
On Request
10936 pcs On Request 1 On Request On Request 20+ On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
4,030 pcs
On Request
4030 pcs On Request 1 On Request On Request On Request On Request On Request
Optech Co.,Limited ✓
Non-Authorised Inventory information
2,000 pcs
On Request
2000 pcs On Request 1 On Request On Request 1815+ 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.

MP2639AGR-Z Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Battery Chemistry
Battery Pack Voltage
Charge Current
Current
Fault Protection
Mounting Type
Number of Cells
Operating Temperature
Programmable Features
Supplier Device Package
Supplier Package
Voltage
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MP2639AGR-Z Description

Short technical summary and product information.

The MP2639AGR-Z is a battery charger integrated circuit designed by Monolithic Power Systems for charging 2-cell Lithium Ion or Lithium Polymer battery packs. It delivers a programmable charge current of 2.5A and operates with a battery pack voltage of 8.4V. The device features programmable current and timer settings, allowing flexible charging profiles. Fault protection includes over voltage and short circuit protection to enhance system safety.

 

The charger operates over a wide junction temperature range of -40°C to 125°C, making it suitable for demanding environments. It is housed in a 26-PowerVFQFN package with a 4x4 mm footprint (26-QFN) and is designed for surface mount assembly. The constant-current programmable output enables precise control of the charging process.

 

This IC is intended for use in portable electronics, medical devices, and industrial equipment requiring reliable 2-cell Li-Ion/Polymer battery charging. The compact QFN package supports space-constrained designs while providing adequate thermal performance.

MP2639AGR-Z Quick Information

Product Type: Battery Charger IC
Canonical Name: MP2639AGR-Z Battery Charger IC
Subcategory: PMIC - Battery Chargers

MP2639AGR-Z Compliance

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

MP2639AGR-Z Estimated Pricing

Qty Low High
1+ $1.29 $1.29

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

MP2639AGR-Z Features

  • Programmable charge current up to 2.5A.
  • Designed for 2-cell Li-Ion/Polymer batteries.
  • Over voltage and short circuit protection.
  • Wide operating temperature range -40°C to 125°C.
  • Compact 26-QFN (4x4mm) surface mount package.

MP2639AGR-Z Applications

  • Portable consumer electronics with 2-cell Li-Ion batteries.
  • Medical devices requiring reliable battery charging.
  • Industrial equipment with programmable charging profiles.
  • Space-constrained designs using QFN packaging.

MP2639AGR-Z FAQs

7 frequently asked questions generated from this part’s specifications.
What is the charge current of the MP2639AGR-Z?

2.5A.

How many battery cells does the MP2639AGR-Z support?

2 cells.

What battery chemistry is supported?

Lithium Ion/Polymer.

What fault protection features are included?

Over voltage and short circuit protection.

What is the operating temperature range?

-40°C to 125°C (TJ).

What package is the MP2639AGR-Z available in?

26-PowerVFQFN (26-QFN 4x4mm).

What programmable features does the charger offer?

Programmable current and timer.

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