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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 MM3474P05VBE from Mitsumi is a battery protection IC tailored for lithium-ion/polymer battery packs with 3 to 5 cells. It delivers essential over-current and over-voltage protection to ensure safe operation and longevity. The device operates across a wide -40°C to 85°C temperature range and is packaged in a 20-TSSOP (0.173", 4.40mm Width) format, making it suitable for industrial, outdoor, and portable applications.

  • Wide operating range: -40°C to 85°C supports harsh environments.
  • Multi-cell flexibility: 3-5 cell support accommodates various pack sizes.
  • Reliable protection: Over-current and over-voltage safeguards prevent damage.
  • Compact design: 20-TSSOP package minimizes board space.

Electric Two-Wheelers

E-bike and e-scooter battery packs benefit from multi-cell protection and wide temperature tolerance.

Portable Medical Equipment

Devices used in field conditions require reliable battery protection across temperature extremes.

Industrial Handheld Scanners

Warehouse scanners operating in unheated environments need the -40°C to 85°C capability.

Emergency Lighting Systems

Backup lighting in industrial facilities relies on robust battery protection for safety.

Remote Monitoring Stations

Outdoor sensors and loggers with lithium batteries benefit from over-voltage protection in variable climates.

Q: What is the function of the MM3474P05VBE?
A: It is a battery protection IC for lithium-ion/polymer batteries.
Q: How many cells does it support?
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 : MM3474P05VBE
-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 MM3474P05VBE?
A: It is a battery protection IC for lithium-ion/polymer batteries.
Q: How many cells does it support?
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.