Features
- Targeted for ≤ 3W applications
- VIN range: 4.5 to 5.5V
- 80% Efficiency with P9027LP-R receiver
- Supports three coil sizes
- Low power standby and sleep mode
- Programmable current limit
- 500 mm² PCB active area
- Supports I2C communication
- 0 to +85°C temperature range
- 5 x 5 mm 40-VFQFPN package
Description
The P9235A-R is a 3W, magnetic induction wireless power transmitter IC supporting up to three different coil sizes targeted for <3W power applications. The product is designed to withstand a wide input voltage range of 4.5 to 5.5V while consuming only 1mA of current in the standby mode.
The transmitter includes 32-bit ARM® Cortex®-M0 processor, full bridge power stage drivers and on-chip simultaneous voltage and current demodulation. The device supports read-back of voltage, current and fault conditions. The P9235A-R is available in a 40-VFQFPN package (5 × 5 mm), and it is rated for -40 to +85°C temperature range.
The P9235A-R with the P9027LP-R receiver make a complete solution for <3W power applications.
| Part Number | Status | Samples | Stock | Package | Lead Count (#) | Temp. Grade | Pb (Lead) Free | Carrier Type |
|---|---|---|---|---|---|---|---|---|
| P9235A-RNDGI | Obsolete | N/A | Out of Stock | VFQFPN | 40# | I | Yes | Tray |
| P9235A-RNDGI8 | Obsolete | N/A | Out of Stock | VFQFPN | 40# | I | Yes | Reel |
Filters
Applied Filters
- End Of Life NoticePDF 1.22 MB Sep 07, 2022
- End Of Life NoticePDF 1.15 MB Aug 15, 2022
- Product Change NoticePDF 728 KB May 13, 2022
- Product Change NoticePDF 1.15 MB Jun 13, 2019
- White PaperPDF 627 KB 7WDXRDKU4E7E-5-61641 May 10, 2017Wireless power transfer uses an air-core transformer with separate transmitter and receiver coils, making accurate performance modeling difficult due to low magnetic coupling and increased losses. This paper addresses simulation challenges and describes methods to approximate circuit behavior. It demonstrates best practices for tuning Qi and PMA inductive resonance circuits to maximize charging efficiency for mobile devices.
- Product Change NoticePDF 983 KB Jun 25, 2019
- Product BriefPDF 246 KB 7WDXRDKU4E7E-6-11394 Nov 30, 2016
Recommended Documents (1)
Datasheets (1)
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- White PaperPDF 627 KB 7WDXRDKU4E7E-5-61641 May 10, 2017Wireless power transfer uses an air-core transformer with separate transmitter and receiver coils, making accurate performance modeling difficult due to low magnetic coupling and increased losses. This paper addresses simulation challenges and describes methods to approximate circuit behavior. It demonstrates best practices for tuning Qi and PMA inductive resonance circuits to maximize charging efficiency for mobile devices.
Application Notes & White Papers (2)
- End Of Life NoticePDF 1.22 MB Sep 07, 2022
- End Of Life NoticePDF 1.15 MB Aug 15, 2022
- Product Change NoticePDF 728 KB May 13, 2022
- Product Change NoticePDF 983 KB Jun 25, 2019
- Product Change NoticePDF 1.15 MB Jun 13, 2019
Product Notices (PCN, EOL, etc) (5)
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- Product BriefPDF 246 KB 7WDXRDKU4E7E-6-11394 Nov 30, 2016
Marketing Collateral (1)
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Support Communities
-
P9235A-RB firmware
Hello, I'm trying to P9235A-RB board but face some problems now. 1. Firstly, we're trying to upload firmware using a dongle and given GUI program. The GUI program can detect the existence of the dongle(UMFT4222EV). However, it cannot detect the TX. We thoroughly check the connection ...
Oct 28, 2022 -
P9235A-RB EVK Wireless Power Transmitter "Power Limit" status
I am using the P9235A-RB-EVK and the P9222-R-EVK to evaluate a non-standard coil configuration that results in an overall efficiency of 62% after tuning. I have it working pretty well, but when the load increases to where the input power is 4.0W to 4 ...
Oct 1, 2021