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MCP73843T-420I/MS The Microchip Technology MCP73843T-420I/MS is a linear charge management controller designed for single-cell Lithium-Ion or Lithium-Polymer battery packs. It offers a 4.2V preset voltage regulation and operates within a wide temperature range.
Mfr Part #:

MCP73843T-420I/MS

Available from 2 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology MCP73843T-420I/MS is a linear charge management controller designed for single-cell Lithium-Ion or Lithium-Polymer battery packs. It offers a 4.2V preset voltage regulation and operates within a wide temperature range.
✓ Total Stock: 800 pcs
$ Price Range: $1.29

MCP73843T-420I/MS Available from 2 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
400 pcs
On Request
400 pcs On Request 1 On Request On Request 13+ On Request On Request
Speed Components Ltd ✓
Non-Authorised Inventory information
400 pcs
On Request
400 pcs On Request 1 On Request On Request 09+27 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.

MCP73843T-420I/MS Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Battery Chemistry
Battery Pack Voltage
Mounting Type
Number of Cells
Operating Temperature
Programmable Features
Supplier Device Package
Supplier Package
Voltage
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MCP73843T-420I/MS Description

Short technical summary and product information.

The MCP73843T-420I/MS from Microchip Technology is a highly advanced linear charge management controller suitable for space-limited and cost-sensitive applications. It is specifically designed for single-cell Lithium-Ion or Lithium-Polymer battery packs, offering a preset voltage regulation of 4.2V.

 

Key features include high-accuracy voltage regulation with a maximum deviation of 0.5%, programmable charge current, and programmable safety timers. The device also incorporates preconditioning for deeply depleted cells and automatic end-of-charge control. A charge status output is available for direct LED drive, and the controller automatically powers down when input power is removed.

 

This controller operates within an input voltage range of 4.5V to 12V and is specified for an ambient temperature range of -40°C to +85°C. The MCP73843T-420I/MS comes in an 8-pin MSOP package, making it ideal for compact designs.

 

Applications for this device include battery chargers for personal data assistants, cellular telephones, hand-held instruments, cradle chargers, digital cameras, and MP3 players.

MCP73843T-420I/MS Quick Information

Product Type: Battery Charger
Series: MCP73843
Canonical Name: MCP73843T-420I/MS Linear Charge Management Controller

MCP73843T-420I/MS Compliance

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

MCP73843T-420I/MS Estimated Pricing

Qty Low High
1+ $1.29 $1.29

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

MCP73843T-420I/MS Features

  • Linear charge management controller for Li-Ion/Polymer.
  • High-accuracy preset voltage regulation of 4.2V.
  • Programmable charge current and safety timers.
  • Automatic end-of-charge control.
  • Compact 8-MSOP package.

MCP73843T-420I/MS Applications

  • Ideal for portable electronic devices.
  • Suitable for cellular telephones.
  • Used in hand-held instruments.
  • Applicable to digital cameras.
  • Designed for MP3 players.

MCP73843T-420I/MS FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range for the MCP73843T-420I/MS?

4.5V to 12V.

What package type is the MCP73843T-420I/MS available in?

8-MSOP surface mount package.

What is the operating temperature range of the MCP73843T-420I/MS?

-40°C to 85°C.

What battery chemistry is supported by the MCP73843T-420I/MS?

Lithium Ion/Polymer.

What preset voltage regulation options are available on the MCP73843T-420I/MS?

4.1V and 4.2V.

Does the MCP73843T-420I/MS have a charge status output?

Yes, it provides a direct LED drive output for charge status indication.

Does the MCP73843T-420I/MS have programmable features?

Yes, it includes a programmable timer feature.

MCP73843T-420I/MS Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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MCP73843-420I/MS
MCP73843-420I/MS
Microchip Technology
The Microchip Technology MCP73843-420I/MS is a linear charge management controller designed for single-cell Lithium-Ion or Lithium-Polymer battery packs. It offers high-accuracy voltage regulation and programmable charge current.
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