KCM0A5S - Wi-SUN FAN 1.1 Sub-GHz Mesh Module | Quectel
부품 번호: KCM0A5S ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
KCM0A5S 개요
Wi-SUN (Wireless Smart Utility Network) is an IPv6-based low-power wide-area mesh networking standard defined by the Wi-SUN Alliance under IEEE 802.15.4g. Unlike star-topology LPWAN technologies, Wi-SUN forms self-healing mesh networks in which each node can relay traffic for its neighbors, extending coverage over large areas such as utility districts and city grids while remaining tolerant of individual node failures.
The KCM0A5S implements Wi-SUN FAN 1.1, adding features over FAN 1.0 such as enhanced security, expanded device classes, and improved network scalability. Adaptive frequency hopping provides strong resistance to interference in congested unlicensed sub-GHz spectrum, while the mesh architecture delivers high network capacity and long-range transmission for dense IoT deployments.
Optimized for battery-powered operation, the module combines the low-power EFR32FG25 radio SoC with Quectel firmware supporting the full Wi-SUN FAN 1.1 protocol stack, letting developers integrate mesh connectivity through a serial host interface without implementing the RF stack themselves. The Cortex-M33 core also provides headroom for application-level processing and AES-128-CCM security operations required by the Wi-SUN specification.
Typical applications include smart electricity, water, and gas metering, smart street lighting, precision agriculture, industrial IoT sensor networks, and smart-city infrastructure. Long battery life, multi-year mesh stability, and 470 MHz to 928 MHz regional band coverage make the module well suited to deployments lasting a decade or more.
Designers should verify the regional frequency variant (470 MHz China band vs 902-928 MHz FCC band) before board layout, and reserve antenna clearance since the antenna is not included on module variants. Supply rails of 3.45 V to 5.5 V allow direct connection to lithium primary cells or 5 V logic supplies.
This page synthesizes verified distributor data, the official Quectel specification, Wi-SUN Alliance certification listing, and practical design guidance not found in the manufacturer datasheet.
드롭인 대체품: KCM0A5S — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
이 제품에는 사용 가능한 드롭인 대체품이 없습니다.
대체품 요청KCM0A5S 사양 (제조사 공개)
| Wireless Standard | Wi-SUN FAN 1.1 (IEEE 802.15.4g) |
| Frequency Range | 470 MHz to 928 MHz |
| DigiKey Variant Band (KCM0A5SACMD-0L-02) | 902 MHz to 928 MHz |
| Networking Topology | IPv6 wireless mesh with adaptive frequency hopping |
| Processor | ARM Cortex-M33, up to 97.5 MHz |
| Radio SoC | Silicon Labs EFR32FG25 sub-GHz wireless MCU |
| RAM | 256 KB |
| Flash | 2 MB |
| 공급 전압 | 3.45 V to 5.5 V |
| 동작 온도 | -40C to +85C |
| Package / Form Factor | LCC, 22 x 28 mm, SMD |
| Antenna | Antenna not included (external) |
| 실장 유형 | Surface Mount (SMT) |
| Security | Wi-SUN FAN 1.1 enhanced security |
| Certification | Wi-SUN Alliance certified (listing WSA476) |
| Target Applications | Smart metering (electricity/water/gas), smart lighting, smart cities |
| RoHS 상태 | RoHS compliant (per JLCPCB listing) |
| Evaluation Kit | KCM0A5SABTB-0L-2 evaluation board |
KCM0A5S 인터페이스 및 커넥터
KCM0A5S은(는) 제조사에서 공개한 대로 다음 인터페이스와 커넥터를 제공합니다: 무선, 전력 입력. 확장 헤더 핀아웃, 커넥터 핀 번호, 전기적 한계는 제조사 문서에 정의되어 있습니다.
| 무선 | Wi-SUN FAN 1.1 (IEEE 802.15.4g) |
| 전력 입력 | 3.45 V to 5.5 V |
다음을 참조하십시오: 제조사 문서 전체 확장 헤더 핀아웃 및 커넥터 핀 번호는 다음을 참조하십시오.
전력 및 열 특성
| 전력 입력 | 3.45 V to 5.5 V |
| 동작 온도 | -40C to +85C |
제조사에서 공개한 KCM0A5S의 전력 입력 및 열 파라미터입니다.
일반적인 애플리케이션
KCM0A5S 적합 용도: 6 애플리케이션s: Smart Electricity Metering, Smart Street Lighting, Water and Gas Utility Metering, Smart City Infrastructure Networks, Precision Agriculture, Industrial IoT Monitoring.
Smart Electricity Metering
The KCM0A5S was explicitly designed for smart metering per Quectel's specification, which lists electricity, water, and gas meters as primary use cases. Its Wi-SUN FAN 1.1 IPv6 mesh lets every meter relay neighbor traffic, so dense residential deployments gain coverage automatically as meters are installed, without dedicated repeaters. Adaptive frequency hopping over the 470 MHz to 928 MHz sub-GHz band maintains link reliability in crowded RF environments such as apartment complexes. The Silicon Labs EFR32FG25 core with 256 KB RAM and 2 MB Flash runs the mesh stack plus metering application logic concurrently, while the 3.45 V to 5.5 V supply range accepts battery or mains-derived rails directly. Utility-grade Wi-SUN security protects meter data end-to-end.
추천
Smart Street Lighting
Street-lighting controllers are ideal Wi-SUN router nodes because they are mains-powered and mounted high, giving the KCM0A5S excellent line-of-sight propagation across a city grid. Quectel's positioning material and CNX Software's June 2025 review both name street lighting as a target application. The module's 470 MHz to 928 MHz coverage lets the same hardware design serve Chinese (470 MHz) and FCC (902-928 MHz) markets by selecting the correct suffix variant. Its IPv6 mesh self-heals when individual luminaires fail or are switched off, and adaptive frequency hopping coexists with other unlicensed-band traffic. The -40C to +85C operating range withstands pole-mounted thermal extremes in both hot climates and freezing winters.
추천
Water and Gas Utility Metering
Battery-powered water and gas meters benefit directly from the KCM0A5S's low-power sub-GHz radio and mesh relaying. Quectel's specification highlights that the module is 'designed for battery-powered applications', and the efficient EFR32FG25 radio minimizes transmit energy for meter-report traffic. Because buried or pit-mounted meters often lack direct line of sight, the Wi-SUN mesh routes reports through neighboring meters or streetlight-mounted routers, extending effective range far beyond a single hop. The 256 KB RAM / 2 MB Flash configuration stores firmware, security keys, and reporting schedules locally, and the Wi-SUN FAN 1.1 enhanced security suite protects billing data. The 22 x 28 mm LCC footprint fits standard meter-PCB module cavities.
추천
Smart City Infrastructure Networks
City-scale deployments - environmental sensors, parking sensors, waste-level monitors, and traffic assets - converge naturally on Wi-SUN because a single utility-grade mesh can carry traffic from thousands of heterogeneous endpoints. The KCM0A5S's IPv6 addressing gives each sensor a routable identity that integrates with city IT backends through a Wi-SUN border router. Per Quectel's product page, the module delivers high capacity, long-range transmission, and enhanced security across large mesh networks, which matches multi-thousand-node city requirements. Adaptive frequency hopping in the 470 MHz to 928 MHz range keeps the network stable as unlicensed-band congestion grows, and Wi-SUN Alliance certification (listing WSA476) ensures multi-vendor interoperability for long-term procurement flexibility.
추천
Precision Agriculture
CNX Software's June 2025 coverage identifies precision agriculture as a key KCM0A5S application, where soil-moisture probes, weather stations, and irrigation valves are scattered across fields with no fixed infrastructure. The module's long-range sub-GHz propagation at 470 MHz to 928 MHz penetrates crop canopies better than 2.4 GHz radios, and the self-forming IPv6 mesh extends coverage hop-by-hop as nodes are added, requiring only one mains- or solar-powered backhaul point per field cluster. Battery operation is practical because the EFR32FG25-based design targets low-energy duty cycling, and the -40C to +85C temperature range covers outdoor enclosures. Firmware-level Wi-SUN security protects irrigation-control commands from spoofing across the open field environment.
추천
Industrial IoT Monitoring
Industrial plants and utility substations benefit from the KCM0A5S's strong anti-interference design: adaptive frequency hopping continuously avoids channels occupied by motors, welders, and switching supplies, which is exactly the interference profile Quectel cites as a module strength. The Wi-SUN mesh bridges monitoring points across large facilities where Ethernet or Wi-Fi cabling is impractical, and each mains-powered node strengthens the network. The ARM Cortex-M33 core at up to 97.5 MHz handles local sensor processing - vibration statistics, temperature trending - before transmission, reducing backhaul traffic. The industrial -40C to +85C rating and 3.45 V to 5.5 V supply range simplify integration into existing 5 V control panels, and IPv6 addressing maps cleanly onto plant asset-management systems.
추천
추천 제품 요약
엔지니어링 참조 데이터: KCM0A5S — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 |
|---|---|
| Package | LCC 22 x 28 mm SMD |
| Brand | Quectel |
| Wireless Protocol | Wi-SUN FAN 1.1 (IEEE 802.15.4g) |
| Frequency Range | 470 MHz to 928 MHz |
| Processor | ARM Cortex-M33 @ 97.5 MHz |
| RAM / Flash | 256 KB / 2 MB |
| Supply Voltage | 3.45 V to 5.5 V |
| Operating Temperature | -40C to +85C |
주요 차별점
- Certified Wi-SUN FAN 1.1 stack preloaded (vs Generic IEEE 802.15.4 sub-GHz modules)
- Integrated Cortex-M33 application headroom (vs Radio-only sub-GHz modules)
- Wide 470-928 MHz regional coverage from one platform (vs Single-band sub-GHz modules)
설계 노트
The KCM0A5S is supplied without an antenna, so the host PCB owns the RF path. Reserve the 22 x 28 mm castellated LCC land pattern per Quectel's hardware design guide, keep the antenna feed as a controlled 50-ohm microstrip with a solid, unbroken ground reference, and place the antenna in a cleared corner of the board away from ground pours and metal enclosures. Validate matching and radiated performance with the KCM0A5SABTB-0L-2 evaluation board before committing to production tooling.
The module accepts 3.45 V to 5.5 V, so it can run directly from a 5 V panel rail or lithium primary cells without a regulator. Provide local decoupling (for example 10 uF bulk plus 100 nF ceramic close to the supply pins) because Wi-SUN transmit bursts create pulsed current demand that can sag a long supply trace. For battery endpoints, verify the cell's pulse-discharge curve against transmit current; verify exact peak current in the Quectel specification before sizing the battery, as the verified data does not list transmit current figures.
The KCM0A5S is a preliminary-specification product (spec V1.0.0 Preliminary dated March 26, 2025). Two pitfalls: first, regional suffix codes matter - the DigiKey-listed KCM0A5SACMD-0L-02 covers only 902 MHz to 928 MHz, while the family supports 470 MHz to 928 MHz, so ordering the wrong suffix breaks regional certification. Second, mesh network role assignment affects battery life; router nodes relay neighbor traffic and deplete cells much faster than leaf nodes. Confirm the released (non-preliminary) datasheet before mass production.
규정 준수 정보
JLCPCB part listing (C9900295029) marks the KCM0A5S as ROHS. Other compliance attributes are not stated in the verified data.
