{"product_id":"bpw34-bpw34s-silicon-pin-photodiode-smd-dip-infrared-sensor-5-pack","title":"5-Pack BPW34 BPW34S Silicon PIN Photodiode SMD DIP IR Sensor","description":"\n\u003ch2\u003e5-Pack BPW34 \/ BPW34S Silicon PIN Photodiode – SMD-2 \u0026amp; DIP-2\u003c\/h2\u003e\n\u003cp\u003eUpgrade your electronics projects with this set of \u003cstrong\u003e5 high-performance BPW34 \/ BPW34S Silicon PIN Photodiodes\u003c\/strong\u003e. Available in both surface-mount (SMD-2) and through-hole (DIP-2) packages, these versatile infrared receiver components deliver outstanding photoelectric conversion efficiency, making them ideal for hobbyists, engineers, and DIY electronics enthusiasts alike.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Sensitivity:\u003c\/strong\u003e Advanced process technology and modern design deliver excellent photoelectric conversion efficiency and rapid response speed — capable of accurate signal detection even in low-light conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Spectral Response:\u003c\/strong\u003e Effectively responds across a broad spectrum ranging from ultraviolet to infrared, making these photodiodes suitable for a wide range of sensing and detection applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-Package Flexibility:\u003c\/strong\u003e BPW34S (SMD-2) and BPW34 (DIP-2) designs support both surface-mount and plug-in installation, adapting easily to your PCB layout requirements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRoHS-Compliant Materials:\u003c\/strong\u003e Free from lead, mercury, cadmium, and other restricted substances — meeting international environmental protection standards for safer builds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStable Long-Term Performance:\u003c\/strong\u003e Each unit undergoes rigorous quality control and stability testing to ensure consistent, reliable operation under prolonged use and demanding environmental conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBPW34 \/ BPW34S\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Types\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSMD-2 (Surface Mount) \/ DIP-2 (Through-Hole)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSilicon PIN Photodiode\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpectral Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUltraviolet to Infrared\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMetal \/ RoHS-Compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 Pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e5 × BPW34 \/ BPW34S Silicon PIN Photodiode\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eInfrared remote control receivers\u003c\/li\u003e\n  \u003cli\u003eOptical communication and fiber sensing circuits\u003c\/li\u003e\n  \u003cli\u003eLight intensity and ambient light detection\u003c\/li\u003e\n  \u003cli\u003eProximity and object detection systems\u003c\/li\u003e\n  \u003cli\u003eDIY electronics, robotics, and Arduino\/Raspberry Pi projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/reptile-infrared-heat-lamp-bulb-terrarium-turtle-heater\"\u003eReptile Infrared Heat Lamp Bulb | Turtle \u0026amp; Terrarium Heater\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/braided-cotton-candle-wick-spool-diy-candle-making\"\u003eBraided Cotton Candle Wick Spool – 32–98 Ft DIY Candle Making\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.epa.gov\/recycle\/used-lithium-ion-batteries\" target=\"_blank\" rel=\"noopener\"\u003eEPA guidance on lithium-ion battery handling\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the difference between BPW34 and BPW34S photodiodes?\u003c\/h4\u003e\n\u003cp\u003eA: The \u003cstrong\u003eBPW34\u003c\/strong\u003e uses a standard DIP-2 (through-hole) package, making it easy to insert directly into a breadboard or PCB holes. The \u003cstrong\u003eBPW34S\u003c\/strong\u003e is the SMD-2 (surface-mount) variant of the same component, designed for reflow or hand-soldering directly onto a PCB surface. Both share the same silicon PIN photodiode chip and electrical characteristics.\u003c\/p\u003e\n\u003ch4\u003eQ: What wavelength range do these BPW34 photodiodes respond to?\u003c\/h4\u003e\n\u003cp\u003eA: These silicon PIN photodiodes feature a wide spectral response covering the ultraviolet through infrared range, with peak sensitivity typically in the near-infrared region — making them especially well-suited for infrared remote control receivers, IR sensing circuits, and light-level detection applications.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these photodiodes compatible with Arduino or Raspberry Pi projects?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The BPW34 \/ BPW34S photodiodes are widely used in DIY electronics and are compatible with Arduino, Raspberry Pi, and other microcontroller platforms. They can be integrated into ambient light sensors, proximity detectors, optical communication circuits, and more with standard supporting components.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these components RoHS compliant?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The BPW34 \/ BPW34S photodiodes meet RoHS environmental standards, meaning they are free from hazardous substances including lead, mercury, and cadmium — making them suitable for environmentally conscious builds and products destined for markets with strict compliance requirements.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the difference between BPW34 and BPW34S photodiodes?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The BPW34 uses a standard DIP-2 (through-hole) package, making it easy to insert directly into a breadboard or PCB holes. The BPW34S is the SMD-2 (surface-mount) variant of the same component, designed for reflow or hand-soldering directly onto a PCB surface. 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