HCPL-T251

Current - Output High, Low:	-, 100mA
Approvals:	CSA, UR
Supplier Device Package:	8-DIP
Package / Case:	8-DIP (0.300", 7.62mm)
Mounting Type:	Through Hole
Operating Temperature:	-20°C ~ 85°C
Voltage - Supply:	15 V ~ 30 V
Current - DC Forward (If) (Max):	20mA
Voltage - Forward (Vf) (Typ):	1.6V
Current - Peak Output:	400mA
Series:	--
Rise / Fall Time (Typ):	--
Pulse Width Distortion (Max):	--
Propagation Delay tpLH / tpHL (Max):	1µs, 1µs
Common Mode Transient Immunity (Min):	10kV/µs
Voltage - Isolation:	3750Vrms
Number of Channels:	1
Technology:	Optical Coupling
Part Status:	Active
Packaging:	Tube

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HCPL-T251 Isolators - Gate Drivers Application Field and Working Principle

The HCPL-T251 is a unique isolator and gate driver system from Avago, designed to provide robust electrical isolation between a host system and a target circuit. Its unique features such as high speed transmission, minimal power dissipation, and 10kV isolation make the system ideal for industrial applications, medical devices, and communication systems. In this article, we are going to discuss the application field and working principle of the HCPL-T251.

Application Field

The HCPL-T251 is suitable for a wide range of applications, both in industrial and medical settings. Its high speed and low power requirements make it ideal for motion control, industrial HVAC, and medical device applications where low power consumption and accurate timing is of utmost importance. Additionally, its 10kV isolation and compact size also make it a great fit for communication systems, providing both reliable isolation and excellent data transmission.

Working Principle

The HCPL-T251 works by combining an isolator and a gate driver to provide both electrical isolation and signal transmission. The isolator portion of the system works by using an optically isolated “coupler” to electrically disconnect the host system and the target circuit, while still allowing for data transmission between the two. The gate driver, on the other hand, works by amplifying and conditioning the signal from the host system before transmitting it to the target circuit. Together, this system provides both dependable isolation and accurate signal transmission, making it a great choice for many applications.

Conclusion

The HCPL-T251 is an ideal isolator and gate driver system for a variety of applications. Its high speed transmission, low power consumption, and 10kV isolation makes it perfect for industrial and medical settings, along with communication systems. Furthermore, its unique combination of an isolator and gate driver allows it to provide both electrical isolation and accurate signal transmission. The HCPL-T251 is without a doubt one of the best systems for applications that require reliable isolation and dependable signal transmission.

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