LDA211STR Allicdata Electronics
Allicdata Part #:

LDA211STR-ND

Manufacturer Part#:

LDA211STR

Price: $ 0.48
Product Category:

Isolators

Manufacturer: IXYS Integrated Circuits Division
Short Description: OPTOISO 3.75KV 2CH DARLNG 8SMD
More Detail: Optoisolator Darlington Output 3750Vrms 2 Channel ...
DataSheet: LDA211STR datasheetLDA211STR Datasheet/PDF
Quantity: 1000
1000 +: $ 0.43218
Stock 1000Can Ship Immediately
$ 0.48
Specifications
Output Type: Darlington
Supplier Device Package: 8-SMD
Package / Case: 8-SMD, Gull Wing
Mounting Type: Surface Mount
Operating Temperature: -40°C ~ 85°C
Vce Saturation (Max): 1V
Current - DC Forward (If) (Max): 1mA
Voltage - Forward (Vf) (Typ): 1.2V
Current - Output / Channel: --
Voltage - Output (Max): 30V
Series: --
Input Type: DC
Rise / Fall Time (Typ): --
Turn On / Turn Off Time (Typ): 8µs, 345µs
Current Transfer Ratio (Max): 30000% @ 1mA
Current Transfer Ratio (Min): 300% @ 1mA
Voltage - Isolation: 3750Vrms
Number of Channels: 2
Part Status: Active
Packaging: Tape & Reel (TR) 
Description

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Optoisolators are electrical components that use an optical interface to provide isolation between two circuits. The LDA211STR is an optoisolator in a Transistor, Photovoltaic Output package. It is an analog isolator that offers a 3 to 500V guaranteed common mode transient immunity, a frequency response of 0 to 10 MHz, and is RoHS compliant. It operates from 5V power supplies and comes in 680 pF, 4.7 nF, 10 nF and 40 nF capacitor versions.

The LDA211STR optoisolator has two main sections, an LED and a Transistor, Photovoltaic Output (TFO) package. The LED, or light-emitting diode, emits light when a forward voltage is applied across it. This light is detected by the photovoltaic portion of the TFO package, which converts the light into an electrical signal. The output of the TFO package is then applied to the electrical contacts of the optoisolator, creating isolation between the two circuits. The light in the LED and the current in the TFO package must be carefully balanced in order for the optoisolator to function correctly.

An example of the application of an LDA211STR optoisolator is in the field of signal conditioning. Signals from a variety of sensors, such as temperature and pressure, can be noisy and difficult to interpret. An LDA211STR can be used to isolate the signal from the sensor from the rest of the system, allowing it to be filtered, amplified, and converted into a usable format. This isolates the sensor from possible electrical noise that could interfere with the signal and manipulates the signal for further analysis.

In addition to signal conditioning, the LDA211STR can also be used in the field of motor control. Due to the voltage isolation offered by the optoisolator, it can be used to safely activate components such as switches and relays. This makes it ideal for applications where isolation between the input and output is desired, or where high voltage components need to be activated from a low voltage source.

The LDA211STR is a versatile optoisolator that can be used in a wide range of applications. Its low power requirements, wide operating voltage range, and immunity to electrical noise make it an ideal solution for applications demanding isolation between two circuits. With the ability to convert electrical signals to light signals, and then back into an electrical signal, the LDA211STR provides a reliable way to achieve electrical isolation in a small package.

The specific data is subject to PDF, and the above content is for reference

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