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Product attributes Property Value
Manufacturer Renesas Electronics Corporation
Product Series
Packaging Tape & Reel (TR) |
Function Power Management
Battery Chemistry Lithium Ion/Polymer
Number of Cells 2
Fault Protection Over Current
Interface I2C
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 43-UFBGA, WLCSP
Supplier Device Package 43-WLCSP (3.55x2.82)
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The DA9313-03VK2 from Renesas is a Power Management IC designed for 2-cell Lithium Ion/Polymer battery systems. It integrates Over Current protection and an I2C interface, enabling precise control and monitoring. Housed in a compact 43-UFBGA WLCSP package, it operates across -40°C to 85°C, making it suitable for industrial and portable applications.

  • Wide Temperature Range: -40°C to 85°C enables use in harsh industrial environments.
  • Over Current Protection: Safeguards battery and system from excessive current draw.
  • I2C Control: Allows fine-grained monitoring and configuration via standard interface.
  • Compact WLCSP: 43-UFBGA package minimizes space for portable designs.

Two-Cell Portable Electronics

Ideal for devices powered by 2-cell Lithium Ion/Polymer packs, such as high-performance laptops and professional cameras, providing efficient power management.

Industrial Handheld Devices

The -40°C to 85°C range supports rugged handheld terminals and scanners used in warehouses and outdoor industrial settings.

Medical Portable Equipment

For portable medical devices requiring reliable power management in varied environments, the wide temperature range ensures consistent operation.

Electric Power Tools

Two-cell battery packs in cordless power tools benefit from Over Current protection and I2C monitoring for safe and efficient operation.

Robotics and Drones

Compact WLCSP package and wide temperature range make it suitable for drones and robotics requiring lightweight, reliable power management.

Energy Storage Modules

Small-scale energy storage systems using 2-cell packs can leverage the I2C interface for monitoring and control in residential or commercial settings.

Q: What is the function of the DA9313-03VK2?
A: It is a Power Management IC for battery systems.
Q: Which battery chemistry does it support?
A: It supports Lithium Ion/Polymer batteries.
Q: How many cells can it manage?
A: It supports 2 cells.
Q: What fault protection does it provide?
A: It includes Over Current protection.
Q: What interface does it use?
A: It uses an I2C interface.
Q: What is the operating temperature range?
A: It operates from -40°C to 85°C (TA).
Base Product Number : DA9313-03
2 Cells Battery Management BMS I2C Lithium Ion/Polymer Power Management Renesas WLCSP
Q: What is the function of the DA9313-03VK2?
A: It is a Power Management IC for battery systems.
Q: Which battery chemistry does it support?
A: It supports Lithium Ion/Polymer batteries.
Q: How many cells can it manage?
A: It supports 2 cells.
Q: What fault protection does it provide?
A: It includes Over Current protection.
Q: What interface does it use?
A: It uses an I2C interface.
Q: What is the operating temperature range?
A: It operates from -40°C to 85°C (TA).