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New Lithium Battery Protection MCUs

26/05/2023

The HT32F61630 and HT32F61641 are the new 32-Bit MCUs. In addition to the previous HT45F8650 and HT45F8662 8-bit devices, these new series of lithium battery protection MCUs include a high-level 32-bit Arm® Cortex®-M0+ core. These devices include many useful features including a lithium battery voltage detection accuracy of ±24 mV, low standby power consumption, integrated passive balancing, high voltage Gate-drivers and other functions. The accumulative battery voltage monitor has an LDO output capacity of 50mA which is suitable for 3~8 series lithium battery products, such as battery management system (BMS) protection boards, power tools, wireless vacuum cleaners, etc.

Main Features

HT32F61630 Features:

Core

  • 32-bit Arm® Cortex®-M0+ processor core
  • Up to 16 MHz operating frequency
  • Single-cycle multiplication
  • Integrated Nested Vectored Interrupt Controller (NVIC)
  • 24-bit SysTick timer

On-Chip Memory

  • Up to 32 KB on-chip Flash memory for instruction/data and options storage
  • 2 KB on-chip SRAM
  • Supports multiple boot modes
Documents Tech question
Holtek HT32 F61630 HT32 F61641

New Lithium Battery Protection MCUs

  • Applications
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Applications & Markets

  • 27 White Goods Home Appliances

    White Goods & Home Appliances

  • Shutterstock 403226329 Converted

    Power conversion

Technologies

  • Shutterstock 1632356350

    Microcontroller, microprocessors & memory ICs

  • Shutterstock 585356870 Converted

    Batteries

Holtek

Holtek Semiconductor is a leading professional IC design house in Taiwan having its major business activities focused in the area of microcontroller and peripheral component design.

Read more
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Documents

  • Holtek HT32 F61630 Datasheet
  • Holtek HT32 F61641 Datasheet
Pexels thisisengineering 3913017

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