



Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | RF and Wireless/RF Transceiver ICs | |
| Manufacturer | wisesun | |
| Package | SOT-23-6 | |
| Frequency Range | 300MHz~440MHz | |
| Operating Temperature | -40℃~+125℃ | |
| Type | Receivers | |
| Sensitivity | -109dBm | |
| Data Rate | 4Kbps | |
| Applications | RKE、RFID | |
| Voltage - Supply | 2V~5.5V | |
| Receive Current | 2.8mA、2.9mA | |
| Typical Application Frequency | 315MHz、433.92MHz |

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
WS499H technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | RF and Wireless/RF Transceiver ICs | |
| Manufacturer | wisesun | |
| Package | SOT-23-6 | |
| Frequency Range | 300MHz~440MHz | |
| Operating Temperature | -40℃~+125℃ | |
| Type | Receivers | |
| Sensitivity | -109dBm | |
| Data Rate | 4Kbps | |
| Applications | RKE、RFID | |
| Voltage - Supply | 2V~5.5V | |
| Receive Current | 2.8mA、2.9mA | |
| Typical Application Frequency | 315MHz、433.92MHz |
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the WS499H. Sign up to receive and start your assembly today →
Step 1 - Pre-order the parts you need from JLCPCB.
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

WS499H datasheets or manufacturer documentation.
Datasheet: WS499H Datasheet (PDF)
The WS499H schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.