Supported Models
- AP watch product family — up to 2.5W dynamic-decoding charging
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Wireless Charging Solution Products
JX180 AP Watch 2.5W Wireless Charging Solution
Model: JX180 / 9913 SOC
A 2.5W AP watch dynamic-decoding solution using the 9913 SOC, with an integrated decoding MCU, low temperature rise and optimized half-bridge drive current.
9913 SOCAP Watch 2.5WIntegrated MCULow temperature rise
Technical Solution Display
This page presents technical specifications, performance, compatibility and applications. It is not an online retail listing.
Solution Overview
Performance, Advantages, Compatibility & Applications
Performance
- 2.5W maximum watch charging output
- 270-420 mA input current
- 0.27-0.42 A optimized half-bridge drive current
- 5V input through USB-A or USB-C
- 5.4 μH ±5% coil with Q factor ≥30
Advantages
- Stable and efficient charging with low temperature rise
- Integrated decoding MCU reduces cost and heat
- Fewer over-temperature protection triggers
- Shorter charging time with offline firmware upgrade support
Applications
- Single-watch wireless chargers
- 2-in-1 and 3-in-1 charging stations
- Magnetic wireless power banks with watch charging
- Custom AP watch charging accessories
Performance & Technical Features
- Supports the AP watch product family at up to 2.5W with dynamic decoding
- Stable and efficient charging without pop-up messages
- Integrated decoding MCU for lower cost and lower temperature rise
- Offline firmware upgrade and dual-protocol dynamic decoding support
- 0.27-0.42A half-bridge drive current reduces over-temperature protection triggers and charging time
Technical Specifications
| Wireless charging SOC | 9913 |
|---|---|
| Watch charging output | 2.5W max |
| Decoding | Dynamic decoding with integrated MCU |
| Coil inductance | 5.4 μH ±5% |
| Coil Q factor | ≥30 |
| Magnet grade | GS 3600 |
| Spacer height | 0.8-1.2 mm |
| PCB | 2 layers, 0.8-1.0 mm thickness, immersion gold; inner 0.5 oz / outer 1 oz |
| Input | 5V via USB-A or USB-C |
| Input current | 270-420 mA |
| Half-bridge drive current | 0.27-0.42 A |
Engineering Reference
JX180 Full Solution Sheet
Open the solution sheet in a new window to inspect every parameter at full size.
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