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Product attributes Property Value
Manufacturer Mitsumi Electric Company Ltd
Product Series MM3474
Packaging Tape & Reel (TR) |
Function Battery Protection
Battery Chemistry Lithium Ion/Polymer
Number of Cells 3 ~ 5
Fault Protection Over Current, Over Voltage
Interface -
Operating Temperature -40°C ~ 85°C
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 20-TSSOP (0.173", 4.40mm Width)
Supplier Device Package TSOP-20D
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The MM3474N01VBE is a battery protection IC from Mitsumi Electric, designed for lithium-ion/polymer battery packs with 3 to 5 cells. It provides over-current and over-voltage protection to ensure safe and reliable battery operation. With a wide temperature range of -40°C to 85°C, it is suitable for industrial and outdoor applications. The 20-TSSOP package enables compact integration into battery management systems.

  • Wide Temperature Capability: -40°C to 85°C for extreme conditions.
  • Flexible Cell Support: 3 to 5 cells for diverse applications.
  • Critical Safety Protections: Over-current and over-voltage features prevent failures.
  • Compact Package: 20-TSSOP saves valuable PCB space.

Outdoor Power Equipment

Wide temperature range supports battery packs in lawn mowers and chainsaws.

Electric Vehicles (Small)

For golf carts and low-speed vehicles, this IC provides essential battery protection.

Renewable Energy Storage

Protects lithium battery banks in small wind or solar installations.

Portable Power Stations

Ensures safe operation of consumer power stations with 3-5 cell packs.

Military Communication Devices

Reliable protection for field communication equipment in extreme temperatures.

Industrial Sensors

Used in wireless sensor networks requiring robust battery safety.

Q: What is the function of the MM3474N01VBE?
A: It is a battery protection IC for lithium-ion/polymer batteries.
Q: How many cells can it protect?
A: It supports 3 to 5 series cells.
Q: What fault protections are included?
A: It provides over-current and over-voltage protection.
Q: What is the operating temperature range?
A: It operates from -40°C to 85°C.
Q: What package is available?
A: It comes in a 20-TSSOP (0.173", 4.40mm Width) package.
Base Product Number : MM3474N01VBE
-40°C ~ 85°C 20-TSSOP 3-5 Cells Battery Management Battery Protection BMS Lithium Ion/Polymer Over Current Over Voltage
Q: What is the function of the MM3474N01VBE?
A: It is a battery protection IC for lithium-ion/polymer batteries.
Q: How many cells can it protect?
A: It supports 3 to 5 series cells.
Q: What fault protections are included?
A: It provides over-current and over-voltage protection.
Q: What is the operating temperature range?
A: It operates from -40°C to 85°C.
Q: What package is available?
A: It comes in a 20-TSSOP (0.173", 4.40mm Width) package.