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Name: TLP291(TP,SE
Brand: Toshiba Semiconductor and Storage
SKU: TLP291(TP,SE
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Toshiba Semiconductor and Storage TLP291(TP,SE

Part No.:: TLP291(TP,SE

Manufacturer:: Toshiba Semiconductor and Storage

Package:: 4-SOIC (0.179, 4.55mm Width)

Datasheet:: TLP291(TP,SE.pdf

Description:: OPTOISOLATOR 3.75KV TRANS 4-SO

In Stock:: 2432

Quantity:: Add To Cart

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TLP291(TP,SE Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
NumberofChannels:
1
Voltage-Isolation:
3750Vrms
CurrentTransferRatio(Min):
50% @ 5mA
CurrentTransferRatio(Max):
600% @ 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):
1.25V
Current-DCForward(If)(Max):
50 mA
VceSaturation(Max):
300mV
OperatingTemperature:
-55°C ~ 110°C
MountingType:
Surface Mount

TLP291(TP,SE this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including TLP291(TP,SE 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(TP,SE 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(TP,SE information

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TLP291(TP,SE Typical application Circuitry

The TLP291(TP,SE is a type of optocoupler or photocoupler, an electronic component that transfers electrical signals between two isolated circuits using light. It's commonly utilized in scenarios where electrical isolation is needed, such as in signal isolation, microcontroller interfaces, and power supply circuits. Key features of the TLP291(TP,SE include:

1. High Isolation Voltage: The TLP291(TP,SE boasts an impressive isolation voltage, typically around 3750Vrms, crucial for separating high-voltage components from low-voltage areas in a circuit.

2. Electrical Characteristics: It typically operates with a forward current (IF) of around 50mA and a maximum collector-emitter voltage (VCEO) of about 80V.

3. Current Transfer Ratio (CTR): The TLP291(TP,SE has a CTR in the range of 50-600% at IF=5mA, indicating its efficiency in optoelectronic conversion.

4. Packaging: The device comes in a compact SO4 package, making it ideal for dense PCB layouts.

Let's explore a specific application of the TLP291(TP,SE in a Microcontroller to LED Interface Circuit:

- Interfacing with an LED: Utilize the TLP291(TP,SE to control an LED via a microcontroller.

1. Connecting to the Microcontroller: Link the output pin of the microcontroller to pin 1 (anode) of the TLP291(TP,SE. Connect pin 2 (cathode) to the ground. This setup allows the microcontroller to activate the optocoupler's internal LED.

2. Series Resistor for LED: Integrate a resistor in series with the internal LED to regulate the current, matching the microcontroller's output specifications and the LED's forward voltage.

3. External LED Driving: Attach pin 3 (collector) of the TLP291(TP,SE to the positive supply suitable for the external LED. Connect pin 4 (emitter) to the anode of the LED, with the cathode of the LED connected to ground.

4. Current Limiting for External LED: Add a resistor in series with the external LED to control the current based on the LED's specifications.

In designing circuits with the TLP291(TP,SE, consider:

- Thermal Management: Ensure the total power dissipation is within the TLP291(TP,SE's limits to avoid overheating.

- Maintaining Isolation: Adhere to the proper clearance and creepage distances to utilize the high isolation voltage effectively.

- Operating Temperature Range: Operate within the specified temperature range for reliable functionality.

- Response Time: Account for the TLP291(TP,SE's switching speed, especially in applications requiring rapid signal transmission.

In conclusion, the TLP291(TP,SE is a highly efficient optocoupler used for electrical isolation in various applications. Its high isolation voltage, suitable CTR, and compact form factor make it particularly useful in microcontroller-to-LED interfaces. When designing with the TLP291(TP,SE, considerations around power dissipation, isolation, temperature, and switching characteristics are paramount for effective circuit design.

TLP291(TP,SE FAQ

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3. Are the TLP291(TP,SE price and inventory displayed accurate?

The price and inventory of TLP291(TP,SE 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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6. What is the process for return or replacement of TLP291(TP,SE?

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(TP,SE we delivered, we will accept the replacement or return of the TLP291(TP,SE 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(TP,SE.

(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