LDA211

$1.14

Description：OPTOISOLTR 3.75KV 2CH DARL 8-DIP
Series：-
Mfr：IXYS Integrated Circuits Division
Package：Tube

SKU:ba111f47a41d Category: Transistor, Photovoltaic Output Optoisolators Brand: IXYS Integrated Circuits Division

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Product introduction

LDA211 is listed in the Transistor, Photovoltaic Output Optoisolators range at ChipApex. The manufacturer field lists IXYS Integrated Circuits Division. Its product description is OPTOISOLTR 3.75KV 2CH DARL 8-DIP. Review the specifications below when checking this part for your BOM.

Transistor, Photovoltaic Output Optoisolators specifications for LDA211

Description：OPTOISOLTR 3.75KV 2CH DARL 8-DIP
Series：-
Mfr：IXYS Integrated Circuits Division
Package：Tube
Number of Channels：2
Voltage - Isolation：3750Vrms
Current Transfer Ratio (Min)：300% @ 1mA
Current Transfer Ratio (Max)：30000% @ 1mA
Turn On / Turn Off Time (Typ)：8µs, 345µs
Rise / Fall Time (Typ)：-
Input Type：DC
Output Type：Darlington
Voltage - Output (Max)：30V
Current - Output / Channel：-
Voltage - Forward (Vf) (Typ)：1.2V
Current - DC Forward (If) (Max)：1 mA
Vce Saturation (Max)：1V
Operating Temperature：-40°C ~ 85°C
Mounting Type：Through Hole
Package / Case：8-DIP (0.300", 7.62mm)
Supplier Device Package：8-DIP
Grade：-
Qualification：-

Transistor, Photovoltaic Output Optoisolators datasheet and documents for LDA211

LDA211

Transistor, Photovoltaic Output Optoisolators Overview

The LDA211 is a dual unidirectional-input optocoupler featuring Darlington-transistor outputs. It provides electrical isolation between input and output circuits with a minimum current transfer ratio (CTR) of 300%. The device supports single-channel operation per input path, utilizing phototransistor technology for signal transmission. Key electrical characteristics include a forward voltage of approximately 1.4V at 1mA forward current and a maximum collector-emitter saturation voltage of 1V. The component operates within a temperature range of -40°C to +85°C and offers an insulation voltage rating of 3750 VRMS.

Transistor, Photovoltaic Output Optoisolators Feature Summary

Dual unidirectional input configuration with independent control channels
High current transfer capability via Darlington transistor output stage
Robust electrical isolation suitable for sensitive signal applications

Transistor, Photovoltaic Output Optoisolators Applications

Industrial automation control systems requiring isolated signal switching
Power supply feedback loops for voltage regulation
Microcontroller interface circuits for galvanic isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix codes against official IXYS documentation to confirm pinout compatibility and thermal specifications. Ensure that the procurement source provides valid RoHS compliance certificates matching the manufacturing date code. Cross-reference the datasheet revision history to confirm the accuracy of the CTR minimum values before finalizing component selection for production.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high current gain is required in a compact dual-channel package. The Darlington output structure allows for driving higher load currents compared to standard phototransistor variants. Consider the 300% minimum CTR specification to ensure reliable switching performance across varying temperature conditions and aging factors in long-term deployment scenarios.

Transistor, Photovoltaic Output Optoisolators Part Context

The LDA211 belongs to the LDA series of photovoltaic optoisolators manufactured by IXYS Integrated Circuits Division. This series is designed for applications requiring high linearity and reliability. The component integrates LED and Darlington phototransistor arrays on a single substrate, providing a cost-effective solution for multi-channel isolation needs in embedded systems and industrial equipment.