Overview
The WH-RF4438 is a RF Module made by USR IOT in a SMD package with 12 pins. SMD RF Modules ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:WH-RF4438, from EasyEDA) and its footprint (EasyEDA_Cloud:WIRELM-SMD_DWH-RF4438, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C250572).
Symbol
Footprint
Parameters
9- Communication Distance
- 1.8km
- Frequency
- 525MHz, 425MHz
- Interface Type
- SPI
- Operating Temperature
- -40℃~+85℃
- Output Power(Max)
- 20dBm
- Receive Current
- 10mA
- Send Current
- 80mA
- Sensitivity
- -112dBm
- Voltage - Supply
- 1.8V~3.6V
Order codes
1- WH-RF4438LCSC C250572
Pinout
12| Pin | Name | Type |
|---|---|---|
| 1 | GND | Unspecified |
| 2 | VCC | Unspecified |
| 3 | GPIO0 | Unspecified |
| 4 | GPIO1 | Unspecified |
| 5 | IRQ | Unspecified |
| 6 | SCK | Unspecified |
| 7 | MISO | Unspecified |
| 8 | MOSI | Unspecified |
| 9 | nSEL | Unspecified |
| 10 | SDN | Unspecified |
| 11 | ANT | Unspecified |
| 12 | GND | Unspecified |
Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/usr-iot/WH-RF4438" title="WH-RF4438 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/usr-iot/WH-RF4438.jpg" alt="WH-RF4438" width="1200" height="900">[](https://pcbkit.io/parts/usr-iot/WH-RF4438)Questions
Is there a KiCad symbol and footprint for the WH-RF4438?
Yes. The symbol is EasyEDA_Cloud:WH-RF4438 and the footprint EasyEDA_Cloud:WIRELM-SMD_DWH-RF4438, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the WH-RF4438?
SMD, with 12 pins. Its footprint is drawn on this page.
Where is the WH-RF4438 datasheet?
USR IOT publishes it: the Datasheet link on this page opens it.
Where can I order the WH-RF4438?
JLCPCB lists it as part C250572, with 0 in stock; the sellers' links on this page open their listings.