High efficiency in small footprint
This design features a wireless headphone with a cradle solution. It includes an ultra-low power 48MHz Arm® Cortex®-M23 MCU in conjunction with a best-in-class, high-efficiency power solution that enables extended battery life.
System Benefits:
- Advanced security, connectivity and flexible software
- Integrated AFE enables reduction in BOM costs and PCB size by eliminating several analog components
- Compact for space-limited applications
- Highly efficient and low quiescent current power solution
- The P9235A wireless power transmitter features an integrated Arm® Cortex®-M0 processor, which provides a high level of programmability, and empowers users to customize features, such as LED patterns, buzzers and FOD threshold settings
Recommended products
| Products | Description | Documents |
|---|---|---|
| Microcontroller | ||
| RA2A1 | 48MHz Arm® Cortex®-M23 core with integration of a 24-bit sigma-delta ADC | Datasheet |
| RL78/G1D | Bluetooth® Low Energy microcontrollers for smart connectivity | User's manual |
| Battery Charger | ||
| ISL9205 | Li-ion battery charger | Datasheet |
| Buck-Boost Regulator | ||
| ISL9120 | Compact high efficiency low power buck-boost regulator | Datasheet |
| Voltage Supervisor | ||
| ISL88002 | Ultra-low power 3 Ld voltage supervisor in SC-70 and SOT-23 packages | Datasheet |
| Wireless Power Transmitter | ||
| P9235A-RB | Wireless power transmitter for up to 5W applications | Datasheet |
| Wireless Power Receiver | ||
| P9222-R | Wireless power receiver for low power applications | Datasheet |
System block diagram
Let's talk
Have questions about Renesas solutions? We can help!
Contact Us