Skip to product information
1 of 1
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Regular price $7.75
Regular price $1.94 Sale price $7.75
Sale Sold out
Quantity Unit Price Total Price
1 $7.75 $7.75
15+ $1.78 $26.70
25+ $1.75 $43.75
50+ $1.65 $82.50
100+ $1.46 $146.00
N+ $0.29 Price Inquiry
Shipping calculated at checkout.
Quantity
Component Recycling

Request Quote / Inquiry

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 MM3474L04VBE from Mitsumi is a dedicated battery protection IC engineered for 3 to 5 series-connected lithium-ion or lithium-polymer cells. It delivers essential safety by monitoring for overcurrent and overvoltage conditions, helping to prevent damage and extend battery life. Housed in a compact 20-TSSOP package, this device is designed for reliable operation across a wide temperature range, making it a robust choice for multi-cell battery pack protection.

  • Reliable Multi-Cell Protection: Safeguards 3-5 cell Li-ion packs against overcurrent and overvoltage, ensuring safe operation.
  • Wide Temperature Operation: Rated for -40°C to 85°C, it is suitable for demanding industrial and outdoor environments.
  • Compact and Standard Package: The 20-TSSOP package is space-efficient and easy to integrate into existing PCB designs.

Multi-Cell Li-Ion Battery Packs

Ideal for 3-5 cell lithium-ion/polymer battery packs used in power tools, e-bikes, and portable medical devices, providing essential overvoltage and overcurrent protection.

Industrial Battery Backup Systems

Ensures safe operation of backup battery systems in industrial equipment, protecting against overcurrent events that could damage cells or circuitry.

Robust Outdoor Electronics

With a -40°C to 85°C operating range, it is suitable for outdoor monitoring equipment and remote sensors that experience extreme temperature variations.

High-Capacity Consumer Electronics

Used in high-capacity portable electronics like external battery packs and high-end laptops, offering reliable protection for multi-cell configurations.

Energy Storage Modules

Provides a critical safety layer in small-scale energy storage modules, preventing overvoltage and overcurrent conditions that can lead to cell degradation or failure.

Q: What is the function of the MM3474L04VBE?
A: It is a battery protection IC designed to safeguard lithium-ion/polymer battery packs.
Q: How many cells can this IC protect?
A: It supports protection for 3 to 5 series-connected cells.
Q: What fault conditions does it protect against?
A: It provides protection against overcurrent and overvoltage conditions.
Q: What is the operating temperature range?
A: The device operates over a temperature range of -40°C to 85°C.
Q: What package is the MM3474L04VBE available in?
A: It comes in a 20-TSSOP package with a 0.173" (4.40mm) width.
Base Product Number : MM3474L04VBE
-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 MM3474L04VBE?
A: It is a battery protection IC designed to safeguard lithium-ion/polymer battery packs.
Q: How many cells can this IC protect?
A: It supports protection for 3 to 5 series-connected cells.
Q: What fault conditions does it protect against?
A: It provides protection against overcurrent and overvoltage conditions.
Q: What is the operating temperature range?
A: The device operates over a temperature range of -40°C to 85°C.
Q: What package is the MM3474L04VBE available in?
A: It comes in a 20-TSSOP package with a 0.173" (4.40mm) width.