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Name: TLP291-4(GB,E)
Brand: Toshiba Semiconductor and Storage
SKU: TLP291-4(GB,E)
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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Toshiba Semiconductor and Storage TLP291-4(GB,E)

Part No.:: TLP291-4(GB,E)

Manufacturer:: Toshiba Semiconductor and Storage

Package:: 16-SOIC (0.179, 4.55mm Width)

Datasheet:: TLP291-4(GB,E).pdf

Description:: OPTOISOLTR 2.5KV 4CH TRANS 16-SO

In Stock:: 3589

Quantity:: Add To Cart

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TLP291-4(GB,E) Specifications

Packaging:
Tube
Series:
-
ProductStatus:
Active
NumberofChannels:
4
Voltage-Isolation:
2500Vrms
CurrentTransferRatio(Min):
100% @ 5mA
CurrentTransferRatio(Max):
400% @ 5mA
TurnOn/TurnOffTime(Typ):
3µs, 3µs
Rise/FallTime(Typ):
2µs, 3µs
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):
400mV
OperatingTemperature:
-55°C ~ 110°C
MountingType:
Surface Mount

TLP291-4(GB,E) this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including TLP291-4(GB,E) 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 TLP291-4(GB,E) 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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TLP291-4(GB,E) information

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TLP291-4(GB,E) Typical application Circuitry

TLP291-4(GB,E)

The TLP291-4(GB,E) is an integrated circuit functioning as a quad-channel optocoupler, or photocoupler. It is designed to provide electrical isolation between input and output circuits in electronic systems, particularly where multiple isolation channels are required. Let's delve into its functionalities, applications, key parameters, and an example of a specific circuit implementation:

1. Quad-Channel Optocoupler Role: The TLP291-4(GB,E) features four independent optocoupler channels, each consisting of an LED and a phototransistor. This design is crucial for providing signal isolation across multiple channels in a compact form factor.

2. Use in Multi-Channel Digital Interfaces: Typically employed in systems requiring multiple isolation channels, such as in PLCs (Programmable Logic Controllers), microcontroller interfaces, and digital communication systems where multiple signal isolations are essential.

3. Key Specifications: The device usually operates with a high isolation voltage, fast switching response, and low current transfer ratio, suitable for various digital communication applications requiring compact design and energy efficiency.

4. Circuit Design - PLC Interface:

- Input LED Connections: Connect the input signals from the PLC to the anodes (pins 1, 3, 5, 7) and cathodes (pins 2, 4, 6, 8) of the TLP291-4(GB,E). Each pair represents an independent optocoupler channel.

- Output Phototransistor Connections: Link the collectors (pins 11, 13, 15, 17) and emitters (pins 12, 14, 16, 18) to the respective receiving circuits or digital inputs.

- Power Supply and Grounding: Ensure proper power supply for the LEDs and stable ground connections for both input and output sides to maintain signal integrity.

- Channel Isolation and Noise Reduction: Utilize the optocoupler's inherent isolation capabilities to protect against electrical noise and disturbances, ensuring signal integrity across multiple channels.

5. Circuitry Design Considerations:

- Ensuring Signal Compatibility: Match the PLC output signals with the LED's forward voltage and current requirements.

- Load Current and Output Compatibility: Verify that the phototransistor's output is suitable for the connected receiving circuits.

- Minimizing Crosstalk and Noise: Implement effective PCB layout techniques to reduce electronic noise and prevent crosstalk between channels.

- Heat Dissipation in Dense Layouts: Consider thermal management, especially important in high-density electronic configurations.

This discussion emphasizes aspects such as PLC interface, quad-channel optocoupler role, ensuring signal compatibility, load current and output compatibility, minimizing crosstalk and noise, and heat dissipation in dense layouts. Understanding these concepts is vital for effectively using the TLP291-4(GB,E) in multi-channel electronic systems.

The TLP291-4(GB,E), with its multi-channel isolation capability, is especially beneficial in applications such as PLCs and microcontroller interfaces. Its ability to provide reliable signal isolation in a compact form factor enhances the overall safety and performance of complex electronic systems.

TLP291-4(GB,E) FAQ

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6. What is the process for return or replacement of TLP291-4(GB,E)?

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 TLP291-4(GB,E) we delivered, we will accept the replacement or return of the TLP291-4(GB,E) 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 TLP291-4(GB,E).

(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