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Product attributes Property Value
Manufacturer Richtek USA Inc.
Product Series
Packaging Cut Tape (CT) | Tape & Reel (TR)
Function Battery Protection
Battery Chemistry -
Number of Cells 1
Fault Protection Over Current, Over Temperature, Over Voltage
Interface -
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 8-WFDFN Exposed Pad
Supplier Device Package 8-WDFN (2x2)
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The Richtek RT9718CGQW is a Battery Protection IC designed for single-cell applications. It offers a comprehensive protection suite, including Over Current, Over Temperature, and Over Voltage safeguards. This IC is housed in a compact 8-WFDFN package with an exposed pad for enhanced thermal performance. It operates reliably across a wide temperature range of -40°C to 85°C, making it suitable for a variety of portable consumer electronics.

  • Comprehensive Protection: Integrates Over Current, Over Temperature, and Over Voltage protection in a single IC.
  • Wide Temperature Range: Operates from -40°C to 85°C, suitable for various climates and applications.
  • Compact Package: The 8-WFDFN package is ideal for miniaturized electronic devices.
  • Single-Cell Optimization: Specifically designed for 1-cell battery packs, simplifying design for common portable devices.

Single-Cell Li-ion Smartphones

Ideal for protecting the single-cell battery in smartphones and tablets, offering a comprehensive suite of protections including overcurrent, overvoltage, and overtemperature.

Portable Power Banks

For single-cell power banks, this IC ensures safe charging and discharging, preventing damage from faults.

Wearable Devices

In smartwatches and fitness bands, the compact 8-WFDFN package and robust protection features are perfect for space-constrained designs.

Bluetooth Accessories

For wireless earbuds and Bluetooth speakers, the RT9718CGQW provides reliable protection for the internal battery.

Digital Cameras

Protects the single-cell Li-ion battery in compact digital cameras from overcurrent and overvoltage events.

Q: What is the function of the RT9718CGQW?
A: It is a Battery Protection IC from Richtek USA Inc.
Q: How many cells does it support?
A: It is designed for 1 cell.
Q: What fault protections does it provide?
A: It provides Over Current, Over Temperature, and Over Voltage protection.
Q: What is the operating temperature range?
A: The operating temperature range is -40°C to 85°C (TA).
Q: What package is it available in?
A: It comes in an 8-WFDFN Exposed Pad package.
Q: What is the battery chemistry?
A: The battery chemistry is not specified in the provided data.
Base Product Number : RT9718CGQW
-40°C ~ 85°C 1 Cell 8-WFDFN Battery Management Battery Protection BMS Over Current Over Temperature Over Voltage
Q: What is the function of the RT9718CGQW?
A: It is a Battery Protection IC from Richtek USA Inc.
Q: How many cells does it support?
A: It is designed for 1 cell.
Q: What fault protections does it provide?
A: It provides Over Current, Over Temperature, and Over Voltage protection.
Q: What is the operating temperature range?
A: The operating temperature range is -40°C to 85°C (TA).
Q: What package is it available in?
A: It comes in an 8-WFDFN Exposed Pad package.
Q: What is the battery chemistry?
A: The battery chemistry is not specified in the provided data.