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Name: EL817(S)(D)(TA)-VG
Brand: Everlight Electronics Co Ltd
SKU: EL817(S)(D)(TA)-VG
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Everlight Electronics Co Ltd EL817(S)(D)(TA)-VG

Part No.:: EL817(S)(D)(TA)-VG

Manufacturer:: Everlight Electronics Co Ltd

Package:: 4-SMD, Gull Wing

Datasheet:: EL817(S)(D)(TA)-VG.pdf

Description:: OPTOISOLTR 5KV TRANSISTOR 4-SMD

In Stock:: 3808

Quantity:: Add To Cart

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EL817(S)(D)(TA)-VG Specifications

Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Discontinued at Mosen
NumberofChannels:
1
Voltage-Isolation:
5000Vrms
CurrentTransferRatio(Min):
300% @ 5mA
CurrentTransferRatio(Max):
600% @ 5mA
TurnOn/TurnOffTime(Typ):
-
Rise/FallTime(Typ):
6µs, 8µs
InputType:
DC
OutputType:
Transistor
Voltage-Output(Max):
80V
Current-Output/Channel:
50mA
Voltage-Forward(Vf)(Typ):
1.2V
Current-DCForward(If)(Max):
60 mA
VceSaturation(Max):
200mV
OperatingTemperature:
-55°C ~ 110°C
MountingType:
Surface Mount

EL817(S)(D)(TA)-VG this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including EL817(S)(D)(TA)-VG price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for EL817(S)(D)(TA)-VG to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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EL817(S)(D)(TA)-VG information

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EL817(S)(D)(TA)-VG Typical application Circuitry

EL817(S)(D)(TA)-VG

EL817(S)(D)(TA)-VG is an optocoupler, also known as an opto-isolator. This component is used to transmit electrical signals while isolating the input from the output, thus protecting sensitive parts of a circuit from high voltages or currents. The EL817(S)(D)(TA)-VG finds wide applications in various fields such as industrial control systems, signal isolation, power management, communication equipment, etc.

Application Scenario: Signal Isolation

In signal isolation applications, the EL817(S)(D)(TA)-VG can effectively isolate the control end from the receiving end, preventing issues caused by noise interference and potential differences.

Parameter Features

Key parameters of the EL817(S)(D)(TA)-VG include:

- Input-output isolation voltage: Typically up to several thousand volts, providing excellent isolation.

- Current Transfer Ratio (CTR): Indicates how changes in the current at the input LED affect the current changes at the output transistor, crucially affecting signal transmission efficiency.

- Response time: Includes rise and fall times, determining the signal processing speed of the optocoupler.

Circuit Connection Description

Taking the example of using EL817(S)(D)(TA)-VG to isolate a microcontroller (MCU) from a relay driver, the detailed connections are as follows:

1. Input Connection: Connect a GPIO (General Purpose Input Output) pin of the MCU to the input side of the EL817(S)(D)(TA)-VG (the LED side), and connect it to the ground through a current-limiting resistor to protect the LED from overcurrent damage.

2. Output Connection: Connect the output side of the EL817(S)(D)(TA)-VG (the transistor's collector) to the control line of the relay, with the other end grounded. The transistor's emitter should be grounded.

3. Power Management: Ensure that the power supply of the relay is isolated from the MCU's power supply to prevent high voltage feedback to the MCU.

4. Pull-up Resistor: Parallel a pull-up resistor at the output side of the EL817(S)(D)(TA)-VG to ensure that the output remains high when there is no input signal.

Design Considerations

When designing the circuit, the following points need to be considered:

- Selection of Current Limiting Resistor: Calculate the required value of the current-limiting resistor for the input LED to prevent overcurrent damage.

- Isolation Voltage Level: Choose the appropriate isolation voltage level based on the application environment to ensure sufficient safety margin.

- CTR Matching: Select the appropriate EL817(S)(D)(TA)-VG product to ensure that the output transistor can effectively respond to changes in the input LED.

- Response Time: Consider the need for signal transmission speed and select an optocoupler with an appropriate response time to meet the real-time requirements of the system.

Through the detailed explanation above, we can understand that in designing circuits involving EL817(S)(D)(TA)-VG, it is not only necessary to consider its parameter features but also to meticulously plan each connection point to ensure the reliability and safety of the circuit.

EL817(S)(D)(TA)-VG FAQ

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3. Are the EL817(S)(D)(TA)-VG price and inventory displayed accurate?

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6. What is the process for return or replacement of EL817(S)(D)(TA)-VG?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the EL817(S)(D)(TA)-VG we delivered, we will accept the replacement or return of the EL817(S)(D)(TA)-VG only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of EL817(S)(D)(TA)-VG.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations