SHENZHEN GANGXINLI ELECTRONICS CO.,LTD
Professional Electronic Component Distributor!
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SHENZHEN GANGXINLI ELECTRONICS CO.,LTD
Professional Electronic Component Distributor!
2026/7/30
The SG73P2ATTD5R1J is an anti-surge thick film chip resistor designed for reliable circuit protection and current control applications. With stable resistance performance, high surge endurance and compact 0805 SMD packaging, it provides a cost-effective solution for modern electronic circuits requiring improved reliability against transient electrical stress.
Category: Resistors, Chip Resistor - Surface Mount
Features: Automotive AEC-Q200, Pulse Withstanding
Mfr: KOA Speer Electronics, Inc.
Temperature Coefficient: ±200ppm/°C
Series: SG73P
Operating Temperature: -55°C ~ 155°C
Packaging: ape & Reel (TR)
Package / Case: 0805 (2012 Metric)
Part Status: Active
Supplier Device Package: 0805
Resistance: 5.1 Ohms
Size / Dimension: 0.079" L x 0.049" W (2.00mm x 1.25mm)
Tolerance: ±5%
Height - Seated (Max): 0.024" (0.60mm)
Power (Watts): 0.25W, 1/4W
Number of Terminations: 2
Composition: Thick Film
Base Product Number: SG73P2A
Anti-Surge Protection Capability: The SG73P2ATTD5R1J is designed with enhanced surge resistance, allowing it to withstand sudden voltage spikes and transient current pulses better than conventional thick film resistors. This feature improves circuit durability in environments with unstable power conditions.
Stable Resistance Performance: The resistor provides a stable 5.1Ω resistance value with ±5% tolerance, ensuring consistent electrical characteristics for current limiting, voltage adjustment and signal control applications.
Thick Film Resistor Technology: The device uses thick film resistor technology, offering good cost efficiency, manufacturing consistency and compatibility with high-volume automated SMT production.
Compact 0805 Surface-Mount Package: The SG73P2ATTD5R1J uses an 0805 (2012 Metric) SMD package, providing a balance between electrical performance and PCB space efficiency. It is suitable for compact electronic designs requiring reliable power handling.
Good Thermal Stability: The resistor supports reliable operation under temperature variations, with a temperature coefficient of approximately ±100ppm/°C and operating temperature range from -55°C to +155°C.
Power Supply Circuits: The resistor is commonly used in power supply systems for current limiting, inrush current control and protection circuits where surge resistance is required.
Industrial Control Equipment: Industrial controllers and automation systems use anti-surge resistors to improve circuit reliability under unstable electrical environments.
Automotive Electronics: Automotive electronic modules require reliable passive components to handle electrical transients generated by vehicle power systems.
Consumer Electronics: Smart devices, adapters and electronic products use chip resistors for circuit protection, current control and signal adjustment.
Communication Equipment: Network devices and communication systems use reliable chip resistors to maintain stable operation of electronic circuits.
The SG73P2ATTD5R1J combines anti-surge capability, stable resistance performance, compact SMD packaging and reliable thick film technology. It is an ideal resistor solution for electronic systems requiring improved protection against transient electrical stress.