MCP73843-420I/MS Power Management ICs - PMIC by Microchip Technology

Advanced Single/Dual Lithium-Ion/Li-Polymer Charge Management Controller

Status: Active
Series: MCP73843
RoHS: Compliant
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The MCP73843 combines high accuracy constant-voltage (0.5% max), constant-current regulation, cell preconditioning, advanced safety timers, automatic charge termination, and charge status indication in a space saving MSOP-8 package. The device provides a complete, fully functional, stand-alone charge management solution for applications utilizing single cell Lithium-Ion or Lithium-Polymer battery packs. Two preset voltage regulation options are available, 4.1V and 4.2V, for use with either coke or graphite anodes. The MCP73843 operates with an input voltage range of 4.5V to 12V and is fully specified over the ambient temperature range of -40°C to +85°C.

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Prices starting from US$1.16

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Future Electronics
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Features

Safety Charge Timers
Automatic Charge Termination
Automatic Recharge
Charge Status Indicator
High Accuracy Voltage Regulation: 0.5% (Max)
Automatic Preconditioning of Deeply Depleted Cells
Shutdown Current: 0.25µA (Typical)
No Inductor Required
Programmable Charge Current
Automatic Power-Down When Input Power Removed
–40°C to +85°C Ambient Operating Temperature range

Specifications

Linear Mode True
# of cells 1
Int/Ext FET Ext
Vin Max (V) 12
Vin Min (V) 4.5
Voltage Regulation Accuracy (%) 0.5
Temperature Monitor No
Charge Safety Timers Yes
Max. Thermal Regulation No
Pins | Packaging 8 | MSOP
Temp Range -40C to +85C
Packing Media Tube (100)

Last 6 months Inventory & Pricing History


Environmental Information

JEDEC Indicator e3
ROHS Compliant
China EFUP Compliant
Device Weight (g) 0.0256
Shipping Weight (kg) 0.07
Lead Count 8
Package Type MSOP
Package Width or Size 3x3mm
Soldering Composition Matte Tin

Alternative Descriptions

Charge Management Controller with Timer | RS
Batt Charger, Li-Ion, 4.2V, 8Msop | Newark Electronics
BATT CHARGER, LI-ION, 4.2V, 8MSOP | element14
MCP73843 Series 12 V Single Cell Lithium-Ion/Lithium-Polymer Charge Controller | Future Electronics
IC: PMIC | TME
Lithium Ion-Polymer Charge Mgmt. Controller | Microchip Technology
Linear Charge Management Controller Li-Ion/Li-Pol Packs �30mA 4.2V 8-Pin MSOP T/R | EBV Elektronik
Single Cell Li-On Charge Controller | ECOM


Frequently Asked Questions

Where can I find additional details, specifications and documents for a MCP73843-420I/MS?

Additional datasheets, footprints and schematics for MCP73843-420I/MS are listed on our Part Details page. You can also find images and similar parts to MCP73843-420I/MS on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for MCP73843-420I/MS on our Product Comparison page. Access via the 'View Pricing & Stock' button to view MCP73843-420I/MS price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does MCP73843-420I/MS fall under?

The MCP73843-420I/MS is listed under Semiconductors - ICs > Power Management ICs - PMIC > Battery Management > Battery Charger ICs.

Can I view similar or alternative parts?

You can view similar parts to MCP73843-420I/MS when available in the Battery Charger ICs range under the specifications section at the bottom of the details page.

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Submit any questions directly to the customer support team of the distributor listing the product. For the MCP73843-420I/MS you can contact the distributor directly for product support, shipping queries etc.

Is the MCP73843-420I/MS RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Microchip Technology.

Which authorised distributors for MCP73843-420I/MS have stock available?

Authorised distributors including RS, Newark Electronics, element14, Farnell and Future Electronics have stock available or on a lead time for MCP73843-420I/MS.

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