MC34673 | Single-Cell Battery Charger | NXP Semiconductors

1.2 A Single-Cell Li-Ion / Li-Polymer Battery Charger

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Product Details

Block Diagram

Freescale MC34673 Battery Management Block Diagram

NXP<sup>&#174;</sup> MC34673 Battery Management Block Diagram

Features

System Features

  • No external MOSFET, reverse-blocking diode or current-sense resistor are required
  • Guaranteed maximum 1.2 A programmable CC-mode current
  • ±0.7% voltage accuracy over -20 °C to 70 °C
  • ±6% current accuracy over -40 °C to 85 °C
  • 28 V maximum voltage for the power input with 6.8 V over-voltage-protection threshold
  • 2.6 V minimum input operating voltage
  • Trickle charge for fully discharged batteries
  • Charge current monitor
  • Charge current thermal foldback
  • Single battery cell
  • Li-Ion and Li-Polymer battery chargers
  • Parallel interface and input control
  • Output current 1.2 A
  • Output voltage 4.2 V

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N true 0 PSPMC34673en 7 Application Note Application Note t789 3 Application Note Software Application Note Software t783 1 Data Sheet Data Sheet t520 1 Selector Guide Selector Guide t528 1 User Guide User Guide t792 1 en_US 2 1 9.0 English Provides Assembly guidelines for QFN and SON packages handling and board mounting. Including recommendations for printed-circuit board (PCB) design, soldering, and rework. NOTE: combined with AN10365. 112GNLnm PSP 9.3 MB None None documents None 112GNLnm /docs/en/application-note/AN1902.pdf 9332633 /docs/en/application-note/AN1902.pdf AN1902 N N 2016-10-31 AN1902: Assembly Guidelines for QFN and SON Packages Application Note /docs/en/application-note/AN1902.pdf /docs/en/application-note/AN1902.pdf Application Note N Y 645036621402383989 2023-06-08 pdf N en Mar 30, 2021 Application Note t789 Application Note Application Note Y N AN1902: Assembly Guidelines for QFN and SON Packages Application Note 2 1.0 English The MC34673 is a cost-effective fully-integrated battery charger for Li-Ion or Li-Polymer batteries. 1201725080052710946564 PSP 865.1 KB None None documents None 1201725080052710946564 /docs/en/data-sheet/MC34673.pdf 865134 /docs/en/data-sheet/MC34673.pdf MC34673 N N 2016-10-31 MC34673, High Input Voltage 1.2A Charger for Single-cell Li-Ion Batteries /docs/en/data-sheet/MC34673.pdf /docs/en/data-sheet/MC34673.pdf Data Sheet N Y 980000996212993340 2023-08-18 pdf N en Jan 31, 2008 Data Sheet t520 Data Sheet Data Sheet Y N MC34673, High Input Voltage 1.2A Charger for Single-cell Li-Ion Batteries false en_US en Application Note Application Note 2 3 1.0 English This document presents the main concepts behind the wheel location algorithm of the KWL software. The document details the approach used and explains how this led to the current implementation. 1485456925034706793334 PSP 6.7 MB Registration without Disclaimer None documents Extended 1485456925034706793334 /secured/assets/documents/en/application-note/AN5322.pdf 6749797 /secured/assets/documents/en/application-note/AN5322.pdf AN5322 documents Y N 2017-01-26 AN5322: TPMS Wheel Location Introduction and Main Concepts Application Note /webapp/Download?colCode=AN5322 /secured/assets/documents/en/application-note/AN5322.pdf Application Note N 645036621402383989 2024-01-19 pdf Y en Jan 25, 2017 645036621402383989 Application Note Y N AN5322: TPMS Wheel Location Introduction and Main Concepts Application Note 4 1 English DRM125: The intent of this document is to specify the features of the Activity Monitor reference design. An activity monitor is a small device that records information about user's physical activity patterns. The device should normally run continuously for long periods of time. Activity monitors can frequently interpret and summarize the recorded data. Devices Supported: MCF51MM256, MC34673, MC13202, MMA7660. 1316086641657707735143 PSP 7.3 MB None None documents None 1316086641657707735143 /docs/en/application-note/DRM125.pdf 7288632 /docs/en/application-note/DRM125.pdf DRM125 documents N N 2016-10-31 DRM125, Activity Monitor Design Reference Manual - Application Notes /docs/en/application-note/DRM125.pdf /docs/en/application-note/DRM125.pdf Application Note N 645036621402383989 2022-12-07 pdf N en Sep 20, 2011 645036621402383989 Application Note Y N DRM125, Activity Monitor Design Reference Manual - Application Notes User Guide User Guide 1 5 1.0 English This User Guide helps the Lithium-Ion (Li-Ion) battery charger designer understand the MC34673 and its evaluation board. It illustrates the design procedure when using the MC34673 to design a Li-Ion battery charger, and the way to get the best performance from the MC34673. 1245362003078706547630 PSP 395.9 KB None None documents None 1245362003078706547630 /docs/en/user-guide/KT34673UG.pdf 395909 /docs/en/user-guide/KT34673UG.pdf KT34673UG documents N 2009-06-18 KIT34673EPEVBE, Using the High Input Voltage Charger for Single Cell Li-Ion Batteries - User Guide /docs/en/user-guide/KT34673UG.pdf /docs/en/user-guide/KT34673UG.pdf User Guide N 132339537837198660 2023-06-19 pdf en Jun 18, 2009 132339537837198660 User Guide Y N KIT34673EPEVBE, Using the High Input Voltage Charger for Single Cell Li-Ion Batteries - User Guide Application Note Software Application Note Software 1 6 2 English 1316086205352723751039 PSP 1.9 MB None None documents None 1316086205352723751039 /docs/en/application-note-software/DRM125SW.zip 1937887 /docs/en/application-note-software/DRM125SW.zip DRM125SW documents N N 2011-09-15 Activity Monitor Software /docs/en/application-note-software/DRM125SW.zip /docs/en/application-note-software/DRM125SW.zip Application Note Software N 789425793691620447 2022-12-07 zip N en Aug 10, 2012 789425793691620447 Application Note Software D N Activity Monitor Software Selector Guide Selector Guide 1 7 3 Chinese 1404924651029729642615zh PSP 1.2 MB None None documents None 1404924651029729642615 /docs/zh/product-selector-guide/INDCONTANLPRDFL.pdf 1202686 /docs/zh/product-selector-guide/INDCONTANLPRDFL.pdf INDCONTANLPRDFL documents N N 2016-10-31 Analog Automotive and Industrial Selector Guide /docs/zh/product-selector-guide/INDCONTANLPRDFL.pdf /docs/zh/product-selector-guide/INDCONTANLPRDFL.pdf Selector Guide N 553557935274807777 2025-01-05 zh Sep 18, 2014 553557935274807777 Selector Guide Y N 面向工业市场的模拟产品 - 简介 12 English For system designers who want more efficient motor operation with variable speed and sensorless control, NXP offers H-bridge, brushed and brushless DC motor drivers required to complete system design. 1404924651029729642615 PSP 1.2 MB None None documents None 1404924651029729642615 /docs/en/product-selector-guide/INDCONTANLPRDFL.pdf 1202686 /docs/en/product-selector-guide/INDCONTANLPRDFL.pdf INDCONTANLPRDFL documents N N 2016-10-31 Analog Automotive and Industrial Selector Guide /docs/en/product-selector-guide/INDCONTANLPRDFL.pdf /docs/en/product-selector-guide/INDCONTANLPRDFL.pdf Selector Guide N 553557935274807777 2025-01-05 pdf N en Jan 29, 2021 553557935274807777 Selector Guide Y N Analog Automotive and Industrial Selector Guide false 0 MC34673 downloads en true 1 Y PSP Y Y Application Note 3 /secured/assets/documents/en/application-note/AN5322.pdf 2017-01-26 1485456925034706793334 PSP 3 Jan 25, 2017 Application Note This document presents the main concepts behind the wheel location algorithm of the KWL software. The document details the approach used and explains how this led to the current implementation. Registration without Disclaimer /secured/assets/documents/en/application-note/AN5322.pdf English documents 6749797 None 645036621402383989 2024-01-19 Y /webapp/Download?colCode=AN5322 AN5322: TPMS Wheel Location Introduction and Main Concepts Application Note /secured/assets/documents/en/application-note/AN5322.pdf documents 645036621402383989 Application Note N en Extended Y pdf 1.0 Y N AN5322: TPMS Wheel Location Introduction and Main Concepts Application Note 6.7 MB AN5322 N 1485456925034706793334 /docs/en/application-note/DRM125.pdf 2016-10-31 1316086641657707735143 PSP 4 Sep 20, 2011 Application Note DRM125: The intent of this document is to specify the features of the Activity Monitor reference design. An activity monitor is a small device that records information about user's physical activity patterns. The device should normally run continuously for long periods of time. Activity monitors can frequently interpret and summarize the recorded data. Devices Supported: MCF51MM256, MC34673, MC13202, MMA7660. None /docs/en/application-note/DRM125.pdf English documents 7288632 None 645036621402383989 2022-12-07 N /docs/en/application-note/DRM125.pdf DRM125, Activity Monitor Design Reference Manual - Application Notes /docs/en/application-note/DRM125.pdf documents 645036621402383989 Application Note N en None Y pdf 1 N N DRM125, Activity Monitor Design Reference Manual - Application Notes 7.3 MB DRM125 N 1316086641657707735143 /docs/en/application-note/AN1902.pdf 2016-10-31 112GNLnm PSP 1 Mar 30, 2021 Application Note Application Note Provides Assembly guidelines for QFN and SON packages handling and board mounting. Including recommendations for printed-circuit board (PCB) design, soldering, and rework. NOTE: combined with AN10365. None /docs/en/application-note/AN1902.pdf English 9332633 None Application Note 2023-06-08 N /docs/en/application-note/AN1902.pdf AN1902: Assembly Guidelines for QFN and SON Packages Application Note /docs/en/application-note/AN1902.pdf documents 645036621402383989 Application Note N Y en None Y t789 pdf 9.0 N N AN1902: Assembly Guidelines for QFN and SON Packages Application Note 9.3 MB AN1902 N 112GNLnm Application Note Software 1 /docs/en/application-note-software/DRM125SW.zip 2011-09-15 1316086205352723751039 PSP 6 Aug 10, 2012 Application Note Software None /docs/en/application-note-software/DRM125SW.zip English documents 1937887 None 789425793691620447 2022-12-07 N /docs/en/application-note-software/DRM125SW.zip Activity Monitor Software /docs/en/application-note-software/DRM125SW.zip documents 789425793691620447 Application Note Software N en None D zip 2 N N Activity Monitor Software 1.9 MB DRM125SW N 1316086205352723751039 Data Sheet 1 /docs/en/data-sheet/MC34673.pdf 2016-10-31 1201725080052710946564 PSP 2 Jan 31, 2008 Data Sheet Data Sheet The MC34673 is a cost-effective fully-integrated battery charger for Li-Ion or Li-Polymer batteries. None /docs/en/data-sheet/MC34673.pdf English 865134 None Data Sheet 2023-08-18 N /docs/en/data-sheet/MC34673.pdf MC34673, High Input Voltage 1.2A Charger for Single-cell Li-Ion Batteries /docs/en/data-sheet/MC34673.pdf documents 980000996212993340 Data Sheet N Y en None Y t520 pdf 1.0 N N MC34673, High Input Voltage 1.2A Charger for Single-cell Li-Ion Batteries 865.1 KB MC34673 N 1201725080052710946564 Selector Guide 1 /docs/en/product-selector-guide/INDCONTANLPRDFL.pdf 2016-10-31 1404924651029729642615 PSP 7 Jan 29, 2021 Selector Guide For system designers who want more efficient motor operation with variable speed and sensorless control, NXP offers H-bridge, brushed and brushless DC motor drivers required to complete system design. None /docs/en/product-selector-guide/INDCONTANLPRDFL.pdf English documents 1202686 None 553557935274807777 2025-01-05 N /docs/en/product-selector-guide/INDCONTANLPRDFL.pdf Analog Automotive and Industrial Selector Guide /docs/en/product-selector-guide/INDCONTANLPRDFL.pdf documents 553557935274807777 Selector Guide N en None Y pdf 12 N N Analog Automotive and Industrial Selector Guide 1.2 MB INDCONTANLPRDFL N 1404924651029729642615 User Guide 1 /docs/en/user-guide/KT34673UG.pdf 2009-06-18 1245362003078706547630 PSP 5 Jun 18, 2009 User Guide This User Guide helps the Lithium-Ion (Li-Ion) battery charger designer understand the MC34673 and its evaluation board. It illustrates the design procedure when using the MC34673 to design a Li-Ion battery charger, and the way to get the best performance from the MC34673. None /docs/en/user-guide/KT34673UG.pdf English documents 395909 None 132339537837198660 2023-06-19 /docs/en/user-guide/KT34673UG.pdf KIT34673EPEVBE, Using the High Input Voltage Charger for Single Cell Li-Ion Batteries - User Guide /docs/en/user-guide/KT34673UG.pdf documents 132339537837198660 User Guide N en None Y pdf 1.0 N KIT34673EPEVBE, Using the High Input Voltage Charger for Single Cell Li-Ion Batteries - User Guide 395.9 KB KT34673UG N 1245362003078706547630 true Y Products

Documentation

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7 documents

Compact List

Application Note (3)
Application Note Software (1)
Data Sheet (1)
Selector Guide (1)
User Guide (1)

Design Files

Hardware

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4 hardware offerings

Engineering Services

4 engineering services

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