{"product_id":"bct4321netb-tr-wqfn-10-analog-switch-multiplexer-10pcs","title":"10pcs BCT4321NETB WQFN-10 Analog Switch Multiplexer ICs","description":"\u003ch2\u003eBCT4321NETB-TR | WQFN-10 Analog Switch \/ Multiplexer — 10-Piece Pack\u003c\/h2\u003e\n\u003cp\u003eStock up your electronics bench or production line with this convenient 10-piece pack of \u003cstrong\u003eBCT4321NETB-TR (BCT4321NETB)\u003c\/strong\u003e analog switches\/multiplexers in the compact \u003cstrong\u003eWQFN-10\u003c\/strong\u003e package. Designed for general-purpose signal routing, these ICs deliver reliable switching performance that meets international standards — ideal for engineers, hobbyists, and repair technicians who need a dependable supply on hand.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e BCT4321NETB-TR \/ BCT4321NETB\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage:\u003c\/strong\u003e WQFN-10 (Wafer-Level Quad Flat No-Lead, 10-pin)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Analog Switch \/ Multiplexer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e General Purpose signal routing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 10 pieces per order\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Concern Chemicals:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtection \u0026amp; Electrical Standards:\u003c\/strong\u003e International standard compliant\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in Mainland China\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose This Pack?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✔ \u003cstrong\u003eBulk Value:\u003c\/strong\u003e 10 ICs per pack — great for prototyping, repairs, or low-volume production runs\u003c\/li\u003e\n  \u003cli\u003e✔ \u003cstrong\u003eCompact WQFN-10 Footprint:\u003c\/strong\u003e Space-saving surface-mount package for modern PCB designs\u003c\/li\u003e\n  \u003cli\u003e✔ \u003cstrong\u003eInternational Standard Compliance:\u003c\/strong\u003e Meets globally recognised electrical performance benchmarks\u003c\/li\u003e\n  \u003cli\u003e✔ \u003cstrong\u003eGeneral-Purpose Versatility:\u003c\/strong\u003e Suitable for a wide range of analog signal switching and multiplexing applications\u003c\/li\u003e\n  \u003cli\u003e✔ \u003cstrong\u003eNo High-Concern Chemicals:\u003c\/strong\u003e Safe handling and environmentally considerate manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAudio and signal path switching in consumer electronics\u003c\/li\u003e\n  \u003cli\u003eData acquisition systems and sensor multiplexing\u003c\/li\u003e\n  \u003cli\u003eBattery-powered portable devices requiring low on-resistance switching\u003c\/li\u003e\n  \u003cli\u003ePCB prototyping and electronic repair work\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\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.energystar.gov\/products\" target=\"_blank\" rel=\"noopener\"\u003eENERGY STAR product efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the BCT4321NETB and what does it do?\u003c\/h4\u003e\n\u003cp\u003eA: The BCT4321NETB is an analog switch\/multiplexer integrated circuit housed in a WQFN-10 surface-mount package. It is used to route analog or digital signals between multiple channels in a circuit, making it ideal for general-purpose switching applications in audio systems, data acquisition, and portable electronic devices.\u003c\/p\u003e\n\u003ch4\u003eQ: How many ICs are included in this listing?\u003c\/h4\u003e\n\u003cp\u003eA: Each order includes 10 pieces of the BCT4321NETB-TR (BCT4321NETB) in the WQFN-10 package, giving you a useful supply for prototyping, production, or repair work.\u003c\/p\u003e\n\u003ch4\u003eQ: Is the BCT4321NETB-TR the same as the BCT4321NETB?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The \"-TR\" suffix denotes tape-and-reel packaging used in automated assembly. The core component — the BCT4321NETB analog switch\/multiplexer — is identical in both part numbers.\u003c\/p\u003e\n\u003ch4\u003eQ: What package type is the WQFN-10?\u003c\/h4\u003e\n\u003cp\u003eA: WQFN-10 stands for Wafer-Level Quad Flat No-Lead with 10 pins. It is a compact surface-mount package designed for modern, space-constrained PCB layouts, offering good thermal and electrical performance.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the BCT4321NETB and what does it do?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The BCT4321NETB is an analog switch\/multiplexer integrated circuit housed in a WQFN-10 surface-mount package. 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