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

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Toshiba Semiconductor and Storage TLP291(BLL-TP,SE

Part No.:: TLP291(BLL-TP,SE

Manufacturer:: Toshiba Semiconductor and Storage

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

Datasheet:: TLP291(BLL-TP,SE.pdf

Description:: OPTOISOLATOR 3.75KV TRANS 4-SO

In Stock:: 3479

Quantity:: Add To Cart

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TLP291(BLL-TP,SE Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
NumberofChannels:
1
Voltage-Isolation:
3750Vrms
CurrentTransferRatio(Min):
200% @ 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):
1.25V
Current-DCForward(If)(Max):
50 mA
VceSaturation(Max):
300mV
OperatingTemperature:
-55°C ~ 110°C
MountingType:
Surface Mount

TLP291(BLL-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(BLL-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(BLL-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(BLL-TP,SE information

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TLP291(BLL-TP,SE Typical application Circuitry

The TLP291(BLL-TP,SE is an optocoupler, a type of electronic component that transmits signals between two electrically isolated circuits through light. This particular component is widely used in situations that require electrical isolation to protect sensitive electronics. Common applications include signal isolation in communication interfaces, power supply circuits, and microcontroller systems. The TLP291(BLL-TP,SE comes with several defining characteristics:

1. Robust Isolation Capability: The TLP291(BLL-TP,SE offers a significant isolation voltage, often around 3750Vrms, which is crucial for preventing electrical noise and high voltage from affecting low-voltage circuits.

2. Operational Parameters: Typically, the TLP291(BLL-TP,SE operates with a forward current of around 50mA and a maximum collector-emitter voltage close to 80V.

3. Current Transfer Ratio (CTR): This device has a CTR usually in the range of 50-600% at IF=5mA, indicating its efficiency in optoelectronic coupling.

4. Compact and Efficient Design: The TLP291(BLL-TP,SE is packaged in a small SO4 format, making it suitable for compact electronic assemblies.

One notable application of the TLP291(BLL-TP,SE is in an Isolated Digital Communication Interface:

- Digital Signal Isolation: Use the TLP291(BLL-TP,SE to isolate digital signals between a microcontroller and a peripheral device.

1. Microcontroller Connection: Connect a digital output pin of a microcontroller to pin 1 (anode) of the TLP291(BLL-TP,SE, and pin 2 (cathode) to the ground. This setup enables the microcontroller to activate the internal LED of the optocoupler.

2. LED Current Regulation: Insert a resistor in series with the internal LED to manage the current based on the microcontroller's output capability and the LED's forward characteristics.

3. Peripheral Interface: Connect pin 3 (collector) of the TLP291(BLL-TP,SE to the input of the peripheral device, and pin 4 (emitter) to the ground. This allows the isolated signal to be received by the peripheral.

4. Pull-up Resistor: Include a pull-up resistor at the peripheral input for proper logic level setting when the TLP291(BLL-TP,SE is off.

In designing circuits with the TLP291(BLL-TP,SE, several factors should be considered:

- Limitation on Power Dissipation: Ensure that the power dissipation within the TLP291(BLL-TP,SE stays within its safe operating limits to prevent overheating.

- Isolation Effectiveness: Maintain adequate separation distances to exploit the high isolation voltage capability of the TLP291(BLL-TP,SE.

- Operational Temperature Range: The circuit should function within the specified temperature limits of the TLP291(BLL-TP,SE for consistent performance.

- Timing and Frequency Response: Consider the response time of the TLP291(BLL-TP,SE, especially in high-speed digital communication applications.

In conclusion, the TLP291(BLL-TP,SE is a highly effective optocoupler for applications that require electrical isolation, such as in isolated digital communication interfaces. When designing with the TLP291(BLL-TP,SE, it's crucial to manage power dissipation, maintain isolation, ensure operation within the temperature range, and account for the timing characteristics of the device.

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6. What is the process for return or replacement of TLP291(BLL-TP,SE?

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(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(BLL-TP,SE.

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