ISP321-1XBL

Transistor, Photovoltaic Output Optoisolators Overview

The ISP321-1XBL is a high-density phototransistor optically coupled isolator manufactured by Isocom Components. It features a single channel with an NPN phototransistor output and is housed in a DIP-6 package. The device provides electrical isolation between input and output circuits, rated at a minimum of 5300 Vrms. Key electrical parameters include a maximum forward voltage of 1.4V, a typical rise time of 4µs, and a typical fall time of 3µs. The component supports a maximum input current of 50 mA and offers a current transfer ratio ranging from 200% to 600%. It operates within a temperature range of -55°C to +100°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-density optical isolation for signal transmission between isolated circuits
• Features NPN phototransistor output for digital logic interfacing
• Complies with UL and VDE safety standards for industrial applications

Transistor, Photovoltaic Output Optoisolators Applications

• Logic-to-logic isolation in noisy environments
• Line receiver circuits
• Programmable current level sensors
• Power supply digital programming
• Computer and peripheral device interfaces

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'BL' against the official Isocom datasheet to confirm lead frame plating or tape-and-reel packaging specifications. Ensure the DIP-6 package dimensions match the target PCB footprint. Confirm RoHS compliance status for the specific batch if required by regulatory standards. Cross-reference the CTR range (200%-600%) with circuit design requirements to ensure adequate drive capability.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high-density mounting is required for single-channel isolation. The DIP-6 package allows for compact board layouts compared to standard DIP-4 alternatives. The wide current transfer ratio range accommodates variations in LED drive currents. Ensure the 5300 Vrms isolation rating meets the safety requirements of the application environment.

Transistor, Photovoltaic Output Optoisolators Part Context

The ISP321 series belongs to Isocom's line of high-density phototransistor optocouplers. These devices are designed as industry-standard replacements for obsolete components. The series utilizes infrared technology for efficient signal coupling. Isocom manufactures these components to meet global safety certifications, ensuring reliability in commercial and industrial markets.

Transistor, Photovoltaic Output Optoisolators FAQ

What is the isolation voltage rating of the ISP321-1XBL?

The component has a minimum isolation voltage rating of 5300 Vrms.

Does the ISP321-1XBL support AC input signals directly?

No, it is a DC input device requiring a forward current to activate the internal LED.