HCPL-J312#300

Current - Output High, Low:	2A, 2A
Approvals:	CSA, IEC/EN/DIN, UR
Supplier Device Package:	8-DIP Gull Wing
Package / Case:	8-SMD, Gull Wing
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 100°C
Voltage - Supply:	15 V ~ 30 V
Current - DC Forward (If) (Max):	25mA
Voltage - Forward (Vf) (Typ):	1.6V
Current - Peak Output:	2.5A
Series:	--
Rise / Fall Time (Typ):	100ns, 100ns
Pulse Width Distortion (Max):	300ns
Propagation Delay tpLH / tpHL (Max):	500ns, 500ns
Common Mode Transient Immunity (Min):	25kV/µs
Voltage - Isolation:	3750Vrms
Number of Channels:	1
Technology:	Optical Coupling
Part Status:	Active
Packaging:	Tube

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Introduction

HCPL-J312#300 is a coupler is designed for digital system isolation applications. HCPL-J312#300, an Isolator - Gate Driver, is a solid-state device that functions like a physical electrical bridge between two isolated electrical circuits. It is used to regulate the flow of electric signals from one section of a board to another, providing the necessary insulation between the two sections of the circuit board, thereby ensuring that any data transmitted cannot interfere with each other.

Principle and Application

HCPL-J312#300 works on the principle of Faraday\'s Law of electromagnetic induction. This law states that when a conductor or an electric system is subjected to a changing magnetic field, an induced electric field is generated in the conductor or electric system. In other words, when an alternating electric field is applied across an isolator, the induced electric field will be proportional to the input current and voltage. The HCPL-J312#300 is a high-speed CMOS-compatible isolator module, with a digital output circuit that has an output voltage range of 4V to 20V. It has a maximum isolation voltage of 1000V, and a maximum isolation resistance of 5000 Ω. The package includes an integrated gate driver, signal and power isolation, and a fail-safe circuit for over-voltage protection.Due to its excellent isolation performance and reliable operation, HCPL-J312#300 is widely used in various digital systems, and it is especially suited for transmitting signals between isolating the input and output analog and digital nodes. It is also commonly used in medical imaging systems, robotics, and embedded systems.

Conclusion

In conclusion, HCPL-J312#300 is a high-performance isolator - Gate Driver, designed for digital system isolation applications. It has a high-speed CMOS-compatible output driver, and its high-level of insulation can effectively protect signal transmission from potential damage. Its excellent isolation performance coupled with its fail-safe protection circuit makes it an ideal choice for various digital systems.

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