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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 MM3474E04VBE is a robust battery protection IC from Mitsumi, tailored for 3 to 5 cell lithium-ion or lithium-polymer battery packs. It provides essential safety by guarding against over-current and over-voltage events. With a wide operating temperature range of -40°C to 85°C and a compact 20-TSSOP package, it is well-suited for demanding portable and industrial applications.

  • Reliable Protection: Monitors and protects against over-current and over-voltage conditions.
  • Wide Temperature Range: Operates from -40°C to 85°C, suitable for harsh environments.
  • Multi-Cell Support: Designed for 3 to 5 cells, providing flexibility in pack design.
  • Space-Saving Package: The 20-TSSOP package is ideal for compact electronic designs.

Notebook and Laptop Batteries

Provides critical over-voltage and over-current protection for 3-5 cell Li-ion packs in portable computers.

Portable Power Stations

Used in compact power stations, ensuring safe operation of lithium-ion battery banks across a wide temperature range.

Robotics and Drones

Ideal for 3-5 cell LiPo batteries in drones and robots, where reliable protection is essential for safety and longevity.

Medical Monitoring Equipment

Supports battery packs in portable medical devices, offering dependable protection in clinical and field environments.

Communication Equipment

Protects battery packs in two-way radios and portable communication devices, ensuring uptime in demanding conditions.

Electric Garden Tools

For battery packs in cordless trimmers and blowers, this IC helps manage safe operation under heavy load.

Q: What is the function of the MM3474E04VBE?
A: It is a battery protection IC for lithium-ion/polymer batteries.
Q: How many cells can the MM3474E04VBE monitor?
A: It is designed for 3 to 5 series-connected cells.
Q: What protection features does it offer?
A: It includes over-current and over-voltage protection.
Q: What is the operating temperature range?
A: The device operates from -40°C to 85°C.
Q: What is the package type?
A: It is available in a 20-TSSOP (0.173", 4.40mm Width) package.
Base Product Number : MM3474E04VBE
-40°C ~ 85°C 20-TSSOP 3 ~ 5 Cells Battery Management Battery Protection BMS Lithium Ion/Polymer Mitsumi Over Current Over Voltage
Q: What is the function of the MM3474E04VBE?
A: It is a battery protection IC for lithium-ion/polymer batteries.
Q: How many cells can the MM3474E04VBE monitor?
A: It is designed for 3 to 5 series-connected cells.
Q: What protection features does it offer?
A: It includes over-current and over-voltage protection.
Q: What is the operating temperature range?
A: The device operates from -40°C to 85°C.
Q: What is the package type?
A: It is available in a 20-TSSOP (0.173", 4.40mm Width) package.