Demokatalog / Avståndssensorer
Ultrasonic distance sensor HC-SR04
SparkFun · MPN SEN-15569 · agentläsbar version
$5.25vägledande · 2026-08-22
Hämtat ur SparkFuns egna strukturerade data det datum som visas — inte en offert. Tillgänglighet utlovas medvetet inte.
| SparkFun | $5.25 · 2026-08-22 | produktsida ↗ |
Partsgraphs styrkta specifikationsblad (PDF)eget dokument · sammanställt ur källorna nedan
HC-SR04 datasheetsha256 4ebdc3e1f70d…
Specifikationer — varje värde bär sitt kvitto
Elektriskt
| Arbetsström | 15 mA | datablad s. 1“DC 5 V Working Current 15mA Working Frequency 40Hz Max Rang”https://cdn.sparkfun.com/datasheets/Sensors/Proximity/HCSR04.pdfsha256 4ebdc3e1f70d… |
Prestanda
| Ultraljudsfrekvens | 40 kHz | datablad s. 2“the module will send out an 8 cycle burst of ultrasound at 40 kHz and raise its echo. The Echo is a distance object that is p”https://cdn.sparkfun.com/datasheets/Sensors/Proximity/HCSR04.pdfsha256 4ebdc3e1f70d… |
| Avståndsmätningens noggrannhet | 3 mm | leverantörssida“functionality with a ranging accuracy that can reach up to 3mm. $5.25 In stock SKU SEN-15569 Qty - + Add to Cart In stock”https://www.sparkfun.com/ultrasonic-distance-sensor-hc-sr04.html |
| Föreslagen mätcykel | 60 ms | datablad s. 2“level time * velocity (340M/S) / 2; we suggest to use over 60ms measurement cycle, in order to prevent trigger signal to th”https://cdn.sparkfun.com/datasheets/Sensors/Proximity/HCSR04.pdfsha256 4ebdc3e1f70d… |
Gränssnitt
| Triggerpulsens bredd | 10 uS | datablad s. 1“basic principle of work: (1) Using IO trigger for at least 10us high level signal, (2) The Module automatically sends eight”https://cdn.sparkfun.com/datasheets/Sensors/Proximity/HCSR04.pdfsha256 4ebdc3e1f70d… |
Mekaniskt
| Mått | 45*20*15mm | datablad s. 1“proportion Dimension 45*20*15mm Vcc Trig Echo”https://cdn.sparkfun.com/datasheets/Sensors/Proximity/HCSR04.pdfsha256 4ebdc3e1f70d… |
Allmänt
| Mätområde | 2 till 400 cm | datablad s. 1“uct features: Ultrasonic ranging module HC - SR04 provides 2cm - 400cm non-contact measurement function, the ranging accuracy can”https://cdn.sparkfun.com/datasheets/Sensors/Proximity/HCSR04.pdfsha256 4ebdc3e1f70d… |
| Arbetsspänning | 5 V | datablad s. 1“(340M/S) / 2, Wire connecting direct as following: 5V Supply Trigger Pulse Input Echo Pulse Output 0V”https://cdn.sparkfun.com/datasheets/Sensors/Proximity/HCSR04.pdfsha256 4ebdc3e1f70d… |
| Mätvinkel | 15 degree | datablad s. 1“2cm MeasuringAngle 15 degree Trigger Input Signal 10uS TTL puls”https://cdn.sparkfun.com/datasheets/Sensors/Proximity/HCSR04.pdfsha256 4ebdc3e1f70d… |
Används i
2WD-utforskarrobot — som Avståndssensor