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About information presented in this cross reference

The information presented in this cross reference is based on TOSHIBA's selection criteria and should be treated as a suggestion only. Please carefully review the latest versions of all relevant information on the TOSHIBA products, including without limitation data sheets and validate all operating parameters of the TOSHIBA products to ensure that the suggested TOSHIBA products are truly compatible with your design and application.
Please note that this cross reference is based on TOSHIBA's estimate of compatibility with other manufacturers' products, based on other manufacturers' published data, at the time the data was collected.
TOSHIBA is not responsible for any incorrect or incomplete information. Information is subject to change at any time without notice.

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Wireless Earphones

Solution Proposal

These documents explain the key points of recommended semiconductor products and their features. Please use them for product selection.

Name

Overall block diagram

Overall block diagram example

Sub block diagram

Power supply lines (Load switch) for earphones case
Example of power supply circuit using MOSFET
Application / Wireless Earphones
Battery management for earphones case
Example of power supply monitoring circuit for battery charging and discharging system
Application / Wireless Earphones
External connector for earphones case
Protection circuit example of external connector part
Application / Wireless Earphones
Battery management for earphones
Example of power supply monitoring circuit for battery charging and discharging system
Application / Wireless Earphones
Power supply circuit for earphones
Example of power supply circuit using LDO Regulator
Application / Wireless Earphones
Circuit protection for earphones
Protection circuit example of internal IC
Application / Wireless Earphones

Documents

Reference Design

LDO Regulator TCR3UG Series Application for Power Supply of IoT Devices
This reference design provides document with low consumption current, PSRR, and dynamic response.The LDO has small package, low consumed power, and fast load transient response.
LDO Regulator / TCR3UG
LDO Regulator TCR15AG (fixed output voltage type) Application & Circuit
This reference design provides document with PSRR, dynamic response and controlling output voltage.The LDO has very small package and fixed output voltage for consumer application.
LDORegulator / TCR15AG
LDO Regulator TCR15AGADJ Application & Circuit
This reference design provides document with PSRR, dynamic response and controlling output voltage. The LDO has very small package and adjustable output for consumer application.
LDO Regulator / Design / Support / Reference Design Center

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