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Toshiba Mass Producing Wireless Power Receiver IC for Quick Charging Mobile Equipment

2015-07-29 | Return

Compliant with Qi Low Power Specification V.1.1.2

July 29, 2015

TOKYO – Toshiba Corporation’s (TOKYO: 6502) Semiconductor & Storage Products Company today announced the start of mass production of "TC7764WBG", a wireless power receiver IC for mobile equipment compliant with the Qi[1] standard’s low power specification V.1.1.2, defined by the Wireless Power Consortium (WPC). The standard includes smartphones and mobile accessories. The IC realizes a charging time equivalent to charging with a cable.

Wireless charging allows adoption of a fully insulated case free of exposed charging ports, an advantage that is stimulating demand for waterproof and dustproof portable products, such as smartphones and tablets.

"TC7764WBG" adopts optimized circuit design to increase maximum output power to 5 Watts, comparable with a cable, enhancing applicability.

Key Features
Compliant with WPC Qi: Low Power V1.1.2
Maximum 5-watt output power.
95% maximum power conversion efficiency
Integrates protocol authentication circuit for power transfers
Supports foreign object detection functions.
Under Voltage Lockout (UVLO) / Over Voltage Detection (OVLO) functions
Thermal shutdown functions (TSD)

Applications
Mobile equipment, such as smartphones, mobile accessories, toys.

Main Specifications

Part Number	TC7764WBG
Transmitting/Receiving	Receiver IC
Transmission Method	Electromagnetic induction method
Maximum Output Power	5W
Package	WCSP28 (2.4 mm×3.67 mm×0.5 mm)

Note. Qi: The international standard for wireless charging, defined by the Wireless Power Consortium.

Source：http://www.semicon.toshiba.co.jp/eng/