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Name: EL357NB(TB)-G
Brand: Everlight Electronics Co Ltd
SKU: EL357NB(TB)-G
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 EL357NB(TB)-G

Part No.:: EL357NB(TB)-G

Manufacturer:: Everlight Electronics Co Ltd

Package:: 4-SMD, Gull Wing

Datasheet:: EL357NB(TB)-G.pdf

Description:: OPTOISOLATOR 3.75KV TRANS 4-SOP

In Stock:: 3035

Quantity:: Add To Cart

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EL357NB(TB)-G Specifications

Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Active
NumberofChannels:
1
Voltage-Isolation:
3750Vrms
CurrentTransferRatio(Min):
130% @ 5mA
CurrentTransferRatio(Max):
260% @ 5mA
TurnOn/TurnOffTime(Typ):
-
Rise/FallTime(Typ):
3µs, 4µs
InputType:
DC
OutputType:
Transistor
Voltage-Output(Max):
80V
Current-Output/Channel:
50mA
Voltage-Forward(Vf)(Typ):
1.2V
Current-DCForward(If)(Max):
50 mA
VceSaturation(Max):
200mV
OperatingTemperature:
-55°C ~ 110°C
MountingType:
Surface Mount

EL357NB(TB)-G this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including EL357NB(TB)-G 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 EL357NB(TB)-G 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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EL357NB(TB)-G information

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EL357NB(TB)-G Typical application Circuitry

The EL357NB(TB)-G is an optocoupler from a series designed for electrical signal isolation between two separate circuits. This device is essential in applications requiring protection of sensitive electronics from high voltage spikes and in scenarios where signal noise reduction is crucial. Optocouplers like the EL357NB(TB)-G are commonly used in power supply regulation, microcontroller interfacing, and industrial control systems. The EL357NB(TB)-G consists of an integrated Light Emitting Diode (LED) for input signal transmission and a phototransistor as the output receiver.

1. LED Input Connection: The input side of the EL357NB(TB)-G is equipped with an LED. Connect the anode and cathode of the LED to the input signal in order to make the proper connection. It's important to ensure that the input signal's forward current is within the LED's specified range to prevent overloading and to guarantee optimal operation.

2. Phototransistor Output Connection: On the output side, the EL357NB(TB)-G features a phototransistor. The collector and emitter of this phototransistor should be connected to your output circuit. The load connected to the phototransistor's collector should not exceed its maximum rating to avoid overburdening the component.

3. Supplying Power to the LED: The LED in the EL357NB(TB)-G requires a power source. This can be supplied by the input signal if its voltage falls within the LED's operating range. If not, an external power source or a resistor for current limitation might be required.

4. Configuring the Phototransistor Operation: The phototransistor in the EL357NB(TB)-G can operate in either active or passive mode. In an active setup, a pull-up resistor is connected to the collector. In a passive configuration, the load is directly connected between the collector and a suitable power supply.

5. Focusing on Electrical Isolation: The primary role of the EL357NB(TB)-G is to provide electrical isolation. Ensure that your circuit design maintains this isolation effectively to protect against voltage spikes and electronic interference.

6. Thermal Management in Circuit Design: While the EL357NB(TB)-G does not typically generate significant heat, thermal considerations are still important in the overall circuit design, especially in compact PCB layouts or in environments with high ambient temperatures.

7. PCB Trace Layout Planning: When integrating the EL357NB(TB)-G into a PCB, the trace routing to and from the optocoupler is crucial. Effective trace layout is key to reducing interference and maintaining signal integrity, particularly in high-noise electronic environments.

8. Conducting Post-Installation Testing: After installing the EL357NB(TB)-G, thorough testing of the circuit is recommended. This should include checking the isolation performance and ensuring the phototransistor responds correctly to the LED's light.

In summary, the EL357NB(TB)-G is an essential component for electrical isolation in electronic applications. Correct implementation involves accurate connections for the LED and phototransistor, suitable power supply for the LED, appropriate configuration of the phototransistor, maintaining electrical isolation, considering thermal aspects, careful planning of PCB trace layout, and conducting comprehensive testing after installation. These steps are vital for the effective use of the EL357NB(TB)-G in electronic projects.

EL357NB(TB)-G FAQ

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We have a professional and experienced quality control team to strictly verify and test the EL357NB(TB)-G. All suppliers must pass our qualification reviews before they can publish their products including EL357NB(TB)-G on icwhale.com; we pay more attention to the channels and quality of EL357NB(TB)-G products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the EL357NB(TB)-G price and inventory displayed accurate?

The price and inventory of EL357NB(TB)-G fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of EL357NB(TB)-G?

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 EL357NB(TB)-G we delivered, we will accept the replacement or return of the EL357NB(TB)-G 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 EL357NB(TB)-G.

(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