Overview
The NXQ1TXH5/101J, produced by NXP USA Inc., is a fully integrated one-chip controller and driver IC designed for the development of 5 V Qi-certified low-power wireless chargers. This device is optimized for minimal external component count, reducing costs and simplifying PCB design. It adheres to the Wireless Power Consortium (WPC) low-power Qi configurations A5, A11, A12, and A16. The NXQ1TXH5/101J is particularly suited for applications requiring low standby power consumption and reliable wireless power transfer with built-in fault detection and protection mechanisms.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | 32-pin HVQFN (5 mm x 5 mm, 0.5 mm pitch) |
| Supply Voltage | 5 V |
| Operating Frequency | 110 kHz to 205 kHz |
| Standby Power Consumption | 10 mW (typical) |
| Peak Efficiency | > 75% |
| Protection Mechanisms | OverTemperature Protection (OTP), OverCurrent Protection (OCP), Foreign Object Detection (FOD) |
| Communication | Dual-channel Amplitude Shift Keying (ASK) demodulation |
| User Interface | LED and buzzer outputs |
| Additional Features | Smart Power Limiting (SPL), Static Power Reduction (SPR), NTC input for external temperature check |
Key Features
- Fully integrated one-chip controller and driver IC for 5 V Qi-certified low-power wireless chargers.
- Includes a 5 V full-bridge power stage with low EMI radiation, meeting EN55022 radiated and conducted emission limits.
- Minimal external component count, reducing cost and board space.
- Dedicated analog ping circuitry for low standby power consumption.
- Reliable ASK communication and fault detection for overheating or metal object interference.
- Smart Power Limiting (SPL) and Static Power Reduction (SPR) for power management.
- LED and buzzer outputs for user interface with various blinking modes.
- NTC input for external temperature monitoring and protection.
- Foreign Object Detection (FOD) compliant with WPC Qi specifications.
Applications
- Wireless charging pads and stations.
- Portable electronic devices requiring wireless charging capability.
- Consumer electronics such as smartphones, tablets, and wearables.
- Automotive and industrial applications where wireless power transfer is beneficial.
Q & A
- What is the NXQ1TXH5/101J used for?
The NXQ1TXH5/101J is used for designing 5 V Qi-certified low-power wireless chargers.
- What are the key protection mechanisms in the NXQ1TXH5/101J?
The key protection mechanisms include OverTemperature Protection (OTP), OverCurrent Protection (OCP), and Foreign Object Detection (FOD).
- How does the NXQ1TXH5/101J manage power consumption?
The device uses Smart Power Limiting (SPL) and Static Power Reduction (SPR) to manage power consumption.
- What is the typical standby power consumption of the NXQ1TXH5/101J?
The typical standby power consumption is 10 mW.
- What user interface options are available with the NXQ1TXH5/101J?
The device provides LED and buzzer outputs with various blinking modes.
- Is the NXQ1TXH5/101J compliant with any specific standards?
Yes, it is compliant with the Wireless Power Consortium (WPC) Qi low-power V1.2.4 specifications.
- What is the operating frequency range of the NXQ1TXH5/101J?
The operating frequency range is from 110 kHz to 205 kHz.
- How does the NXQ1TXH5/101J detect devices?
The device uses dedicated analog ping circuitry to detect devices according to the Qi standard.
- What package type does the NXQ1TXH5/101J come in?
The device comes in a 32-pin HVQFN package (5 mm x 5 mm, 0.5 mm pitch).
- Is the NXQ1TXH5/101J recommended for new designs?
No, it is not recommended for new designs; instead, users are advised to visit NXP's Wireless Power Portfolio for more options.
