4N46-500E

$1.40

Description：OPTOISO 3.75KV DARL W/BASE 6-SMD
Series：-
Mfr：Broadcom Limited
Package：Tape & Reel (TR)

SKU:e06f74268f26 Category: Transistor, Photovoltaic Output Optoisolators Brand: Broadcom Limited

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Product introduction

4N46-500E is listed in the Transistor, Photovoltaic Output Optoisolators range at ChipApex. The manufacturer field lists Broadcom Limited. Its product description is OPTOISO 3.75KV DARL W/BASE 6-SMD. Review the specifications below when checking this part for your BOM.

Transistor, Photovoltaic Output Optoisolators specifications for 4N46-500E

Description：OPTOISO 3.75KV DARL W/BASE 6-SMD
Series：-
Mfr：Broadcom Limited
Package：Tape & Reel (TR)
Number of Channels：1
Voltage - Isolation：3750Vrms
Current Transfer Ratio (Min)：200% @ 10mA
Current Transfer Ratio (Max)：1000% @ 10mA
Turn On / Turn Off Time (Typ)：5µs, 150µs
Rise / Fall Time (Typ)：-
Input Type：DC
Output Type：Darlington with Base
Voltage - Output (Max)：20V
Current - Output / Channel：60mA
Voltage - Forward (Vf) (Typ)：1.4V
Current - DC Forward (If) (Max)：20 mA
Vce Saturation (Max)：-
Operating Temperature：-40°C ~ 85°C
Mounting Type：Surface Mount
Package / Case：6-SMD, Gull Wing
Supplier Device Package：6-SMD
Grade：-
Qualification：-

Transistor, Photovoltaic Output Optoisolators datasheet and documents for 4N46-500E

4N46-500E

Transistor, Photovoltaic Output Optoisolators Overview

The Broadcom Limited 4N46-500E is a high-speed optocoupler featuring a single channel with a photodarlington output. It provides an isolation voltage of 3750 Vrms and supports a data rate of 100 kb/s. The device operates with a maximum forward current of 20 mA and exhibits a typical forward voltage of 1.4 V. It offers a current transfer ratio of 3200% and handles a power dissipation of 100 mW. The component is housed in a PDIP-6 Gull Wing package and functions within a temperature range of 0°C to +70°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

Integrates a photodarlington transistor output for high gain applications
Provides robust electrical isolation rated at 3750 Vrms
Designed for high-speed signal transmission up to 100 kb/s

Transistor, Photovoltaic Output Optoisolators Applications

Industrial control systems requiring galvanic isolation
Power supply feedback loops
Signal interfacing between microcontrollers and high-voltage circuits

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the obsolete status indicated by Product Change Notification PCN dated April 28, 2026. Confirm availability through authorized distributors as stock is limited. Ensure compliance with RoHS requirements specified in the datasheet before procurement. Validate that the PDIP-6 package matches the target PCB footprint.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a photodarlington output is required for high current drive capability. Consider the 100 kb/s speed limit against faster logic output alternatives if higher bandwidth is needed. Verify that the 0°C to +70°C operating range meets the environmental conditions of the final assembly.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the 4N series of optocouplers manufactured by Broadcom Limited. It serves as a surface-mount variant of the legacy through-hole 4N46. The series is known for providing reliable isolation in compact packages for general-purpose switching applications.