Smoke and Heat Alarm System Building automation Littelfuse Expertise Applied ｜ Answers Delivered
Littelfuse offers protect, control, and sense technologies to improve the safety, reliability, and energy efficiency of buildings.
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Market trends and drivers
Global smoke detector unit shipments are expected to increase from 98M in 2020 to 150M units in 2025 Rising awareness and regulation for fire safety of all buildings is a key factor in driving global growth The commercial segment is the largest, marking up over half of the volumes.  The residential segment is expected grow the fastest, driven by population growth and urbanization The Americas and Europe are the largest markets currently, however Asia Pacific is the fastest growing Wireless smoke detectors are battery powered and can be Wi-Fi enabled to be part of the smart home or building ecosystem Rapid growth at ~8.8% CAGR ■ Smoke Detectors Source: Smoke Detector Market (Grand View Research, May 2019)
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Power supply and DC/DC converter ● Fuse ● MOV ● TVS diode Alarm ● Reed relay ● SCR Temperature sensor ● NTC Control Sense
Expertise Applied | Arswers Delivered
Expertise Applied | Artwers Delivered
Expertise Applied | Answers Delivered

Broad product portfolio
A global leader with a broad product portfolio, covering every aspect of protection, sensing, and control
Application expertise
Our engineers partner directly with customers to help speed up product design and meet their unique needs
Global customer service
Our global customer service team is with you to anticipate your needs and ensure a seamless experience Compliance & regulatory expertise We help customers in the design process to account for requirements set by global regulatory authorities
Testing capabilities
We help customers get products to market faster, we offer certification testing to global regulatory standards
Global manufacturing
We offer high-volume manufacturing that is committed to the highest quality standards
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Expertise Applied | Answers Delivered Littelfuse.com Supplementary slides
System Sensor smoke/fire alarm
Leaded NTC 10 kΩ Make: Littelfuse Inc LFUS: USUG1000 Photoelectric smoke detector & alarm Make: not available Rectifier diode 400 V, 1 A Make: MCC Reed relay SPST-NO 5V cc, 500 mA Make: Littelfuse Inc. LFUS: HE3621A0500
Expertise Acolied | Acoliers Delivering Control Sense

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MOV 300V RMS , 7 mm Make: Littelfuse Inc. LFUS: V300LA4P (@) Fuse 250 V AC , 125 mA Make: Littelfuse Inc. LFUS: 0263.125 (PICO® II series) (@) ( iii ) SCR 400 V nrm, 0.8 A Make: not available LFUS: EC103M SCR 400 Vrey, 0.8 A Make: not available LFUS: EC103M (19) Thermistor epoxy coating 6 kΩ Make: not available LFUS: KW, KT series Expertise Applied | Arswers Delivered
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Expertise Applied | Answers Delivered Littelfuse.com This document is provided by Littelfuse, Inc. ("Littelfuse") for informational and guideline purposes only. Littelfuse assumes no liability for errors or omissions in this d for any of the information contained herein. Information is provided on an "as is" and "with all faults" basis for evaluation purposes only. Applications described are for i purposes only and Littelfuse makes no representation that such applications will be suitable for the customer's specific use without further testing or modification. Littelf expressly disclaims all warranties, whether express, implied or statutory, including but not limited to the implied warranties of merchantability and fitness for a particula and non-infringement.  It is the customer's sole responsibility to determine suitability for a particular system or use based on their own performance criteria, conditions, application, compatibility with other components, and environmental conditions. Customers must independently provide appropriate design and operating safeguards to minimize any risks associated with their applications and products. Read complete Disclaimer Notice at: youv. littelfuse.com/disclaimer-electronics.