Bourns, Inc. TO-220 Circuit Protection Fuse BD543B

TO-220 50PCS/TUBE Product overview: BD543B from Bourns, Inc. is a Circuit Protection Fuse for overcurrent protection, power input protection, equipment safety, automotive electronics, and industrial control panels. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include TO-220. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, TO-220, Circuit Protection Fuse, PTC Resettable Fuses. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 150-BD543B can be used for catalog matching and distributor lookup.

Manufacturer: Bourns Inc.
Storage Condition: Dry storage cabinet & Humidity protection package
Win Source Part Number: 1049010-BD543B
Mounting: SMD (SMT)
Polarity: NPN
Categories: PTC Resettable Fuses
Case / Package: TO-220
Popularity: Low
Fake Threat In the Open Market: 61 pct.
Supply and Demand Status: Shortage
Maximum Operating Temperature: 150 °C
RoHS: Non-Compliant
Min Operating Temperature: -65 °C
Max Power Dissipation: 70 W
Collector Base Voltage (VCBO): 80 V
Collector Emitter Voltage (VCEO): 80 V
Emitter Base Voltage (VEBO): 5 V
hFE Min: 60
Max Collector Current: 8 A