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4N55TXV is listed in the Transistor, Photovoltaic Output Optoisolators range at ChipApex. The manufacturer field lists Broadcom Limited. Its product description is OPTOISO 1.5KV TRANS W/BASE 16DIP. Review the specifications below when checking this part for your BOM.
The Broadcom Limited 4N55TXV is a high-speed optocoupler featuring two channels within a 16-DIP package. It provides an isolation voltage of 1500 Vrms and supports data rates up to 400 kb/s. The device utilizes phototransistor outputs with base connections, offering a maximum collector current of 8 mA. Key electrical parameters include a forward current of 5 mA, a forward voltage of 1.55 V, and a power dissipation of 200 mW. It operates reliably across a temperature range from -55°C to +125°C.
Verify the specific suffix (e.g., TXV) against official datasheets to confirm package style and RoHS compliance status. Ensure the supplier documentation matches the required 16-DIP form factor. Cross-reference the manufacturer part number with the latest Broadcom Limited release notes to confirm component availability and any potential obsolescence notices before finalizing procurement orders.
Select this component when dual-channel isolation is required within a standard DIP footprint. The 400 kb/s data rate suits moderate-speed digital signaling applications. Verify that the 8 mA output current meets load requirements. Consider the wide operating temperature range for environments subject to thermal extremes. Confirm pin compatibility with existing PCB layouts designed for 16-pin DIP packages.
The 4N55 series belongs to Broadcom's portfolio of high-speed optocouplers. This family is designed for applications demanding reliable signal transfer between isolated circuits. The 4N55TXV variant specifically denotes the tape-and-reel packaging format within the broader 4N55 product line, maintaining identical electrical characteristics to its through-hole counterparts while facilitating automated assembly processes.
Official substitutes include the 4N55/883B and 4N55#200 variants. These parts share the same core electrical specifications but may differ in packaging or qualification standards. Verify pinout compatibility and insulation ratings before substitution.
The 4N55TXV supports a maximum data rate of 400 kb/s.
Yes, the output type is specified as a phototransistor with a base connection, allowing for external base control if needed.
The component provides an isolation voltage of 1500 Vrms.
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