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Specifications
Function:
Transmitter
Inductance:
6.3uH
DC Resistance(DCR):
30mΩ
Number of Coils:
Single Coil, Single Layer
Tolerance:
±10%
Mfr. Part #:
QPT-0014
Key Attributes
Model Number:
QPT-0014
Product Description
Product Overview
The QPT-0014 is a WPC1.2.3 Qi Medium Power (15W) wireless charging transmitter module designed to fuel the digital world. It offers up to 76% transmission efficiency and supports up to 15W transmission capacity, enabling powering or charging for any WPC-Qi certified products. Featuring fast charging for Samsung mobile phones and an intelligent identification system, it utilizes UART encrypted transmission control signals as stipulated by WPC1.2.3. The module is Qi certified and meets ROHS requirements.
Product Attributes
- Brand: QST Products
- Certifications: WPC1.2.3_Qi, ROHS
Technical Specifications
| Parameter | Value | Unit | Notes |
| Standard | WPC1.2.3_Qi Medium Power | Compatible with WPC1.1 | |
| Max Output Power | 15 | W | |
| Transmission Efficiency | Up to 76% | % | |
| Input Voltage | 8.0 - 13.0 | VDC | Normal: 9.0 - 12.0 VDC |
| Input Current (Max) | 2.0 | A | @12.0VDC |
| Energy Consumption | 0.03 | A | At 11.5VDC or 12.5VDC |
| Output Power (Rated Load) | 15 | W | |
| Output Power (Peak Load) | 15 | W | |
| Output Voltage Range | 12V 5% | ||
| Ripple & Noise | 300 | mVp-p | Measurement by 20MHz bandwidth oscilloscope |
| Operating Temperature | 0C to +40C | 20%RH to 80%RH, below 10000 feet altitude | |
| Storage Temperature | -20C to +60C | 10%RH to 90%RH (non-condensing), below 30000 feet altitude | |
| Tx Coil Dimensions | 50(0.3) * 4.7(0.2) | mm | |
| Tx Coil Inductance (LS) | 6.30 10% | uH | @100kHz, 1.0V, 0.08mm*100 ~10Turns |
| Tx Coil Q | 40 10% | ||
| Tx Coil DCR | 30 10% | m | |
| Short Circuit Protection | Yes | Input power decreases, remains undamaged, auto-recovers | |
| Over Current Protection (OCP) | 120%-130% | Auto restart, output blocked, auto-recovers |
Applications
- Smartphone
- Mobile phone
- Wearable devices
- Home appliances
- Portable consumer products
Operational States (LED Indication)
| Operational State | LED1 (Red) | LED2 (Blue) | Notes |
| Standby | Off | Off | Multiple LED indication schemes available |
| Charge Complete | On | Off | |
| Fault | Blink slow | Off | |
| Dynamic Power Limiting | Off | On | |
| RX Module Low Power | Off | On | Breathing lamp |
| Fast Charging | On | On | |
| Medium Power | On | Off |
2411121142_QST-QPT-0014_C7267809.pdf
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