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sensor
Radio frequency
Application Modules
Products
parameter
- Digital pressure sensor
- Analog pressure sensor
- hall sensors
- Other sensors
-
picture type range
(KPa)Relative precision
(KPa)Resolving power
(KPa)working temperature
(℃)Temperature accuracy
(℃)Temperature resolution
(℃)Vdc
(V)Working current
(mA)LDO ON
(uA)encapsulation size Interface 
WF5805F－1Bar 100 ±0.15 0.001 －40～85 ±1 0.01 1.8~3.6 5.4 ＜0.1 LGA4 4.5*4.5*3.5mm I²C 
WF282-1Bar 100 ±0.2 0.001 -40~85 ±0.5 0.01 1.8~3.6 5.4 <0.1 LGA8 2.0*2.5*0.95mm I²C/SPI 
WF280-1Bar 100 ±0.2 0.001 -40~85 ±1 0.01 1.8~3.6 5.4 <0.1 LGA8 2.0*2.5*0.95mm I²C 
WF5803F-7Bar 700 ±2 0.001 －40～85 ±1 0.01 1.8~3.6 5.4 ＜0.1 LGA8 6.4*6.8*3.3mm I²C/SPI 
WF5803F－1Bar 100 ±0.3 0.001 －40～85 ±1 0.01 1.8~3.6 5.4 ＜0.1 LGA8 6.4*6.8*3.3mm I²C/SPI
- Receiving chip
- Transmitting chip
- Singlechip
- Triode
-
picture type Receive / issue modulation mode frequency range
(MHZ)rate
Kbpsbandwidth
KHzsensitivity
dBmTransmitting power
dBmVdc
(V)Working current
(mA)working temperature
(℃)encapsulation Encoding mode 
WF500RA RX OOK 300~450 ≤10 ±320 -118 － 2~5.5 5 -40~125 SSOP16/SOP16 
WF490RE RX OOK 300~440 ≤10 ±320 -113 － 2~5.5 5.5 -40~125 SOP8 
WF480RA 2.8ma RX OOK 300~440 ≤10 ±300 -110 － 2~5.5 2.8 -40~125 SOP8 
WF105RB RX OOK 300~440 ≤40 ±100 -110 － 2.2~5.5 3.5 -40~85 SSOP16 
WF470RA RX OOK 300~440 ≤10 ±300 -113 － 2~5.5 3.5@315; 4.1@433 -40~85 SOP16
- Radio frequency module
- Sensor module
-
picture type frequency range
(MHZ)modulation mode Vdc
(V)Working current
(mA)rate
Kbpssensitivity
dBmTransmitting power
dBmsize
(mm)Interface 
WFM105P 315/390/433.92 OOK 2.2~5.5 6.5mA@315MHz; 7.5mA@434MHz ＜40 -115 - 38.2*13.9 TWI 
WFM105 315/433.92 OOK 2.2~5.5 6.5mA@315MHz; 7.5mA@434MHz ＜40 -108 - 38.2*13.9 TWI 
RX480RA 315/433.92 OOK 2.2~5.5 3.5mA@315MHz; 4.5mA@434MHz ＜4 -113 - 23.5*9 TWI
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