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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 MM3474G07VBE is a dedicated battery protection IC from Mitsumi, engineered for 3 to 5 series-connected lithium-ion or lithium-polymer cells. It delivers essential safety by monitoring for over-current and over-voltage conditions. Housed in a compact 20-TSSOP package, it operates reliably across a wide -40°C to 85°C temperature range, making it suitable for a variety of portable and industrial battery applications.

  • Wide Temperature Operation: Rated for -40°C to 85°C, ensuring reliable performance in harsh or demanding environments.
  • Multi-Cell Flexibility: Supports 3 to 5 cells, offering design versatility for various battery pack configurations.
  • Essential Safety Protections: Integrated over-current and over-voltage detection helps prevent battery damage and enhance safety.
  • Compact Package: The 20-TSSOP package is suitable for space-constrained PCB designs.

Multi-Cell Li-Ion Battery Packs

Ideal for 3-5 cell lithium-ion/polymer battery packs in portable electronics, providing essential over-voltage and over-current safeguards.

Power Tool Batteries

With a -40°C to 85°C range, it suits power tool battery packs that experience wide temperature swings during operation and charging.

E-Bike and E-Scooter Batteries

Protects 3-5 cell packs used in light electric vehicles, ensuring safe operation under varying load conditions.

Portable Medical Devices

Reliable protection for battery packs in medical monitoring equipment, where safety and a wide temperature tolerance are critical.

Industrial Handheld Terminals

Used in rugged handheld scanners and terminals, the wide temperature range and robust protection support demanding field use.

Backup Power Supplies

For small UPS systems using 3-5 Li-ion cells, this IC helps maintain safe operation and extends battery life.

Q: What is the function of the MM3474G07VBE?
A: It is a battery protection IC designed for lithium-ion/polymer battery packs.
Q: How many cells does the MM3474G07VBE support?
A: It supports 3 to 5 series-connected cells.
Q: What fault protections are included?
A: It provides over-current and over-voltage protection.
Q: What is the operating temperature range?
A: The operating temperature range is -40°C to 85°C.
Q: What package is the MM3474G07VBE available in?
A: It comes in a 20-TSSOP (0.173", 4.40mm Width) package.
Base Product Number : MM3474G07VBE
-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 MM3474G07VBE?
A: It is a battery protection IC designed for lithium-ion/polymer battery packs.
Q: How many cells does the MM3474G07VBE support?
A: It supports 3 to 5 series-connected cells.
Q: What fault protections are included?
A: It provides over-current and over-voltage protection.
Q: What is the operating temperature range?
A: The operating temperature range is -40°C to 85°C.
Q: What package is the MM3474G07VBE available in?
A: It comes in a 20-TSSOP (0.173", 4.40mm Width) package.