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

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Toshiba Semiconductor and Storage TLP291(GRH-TP,SE

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

Manufacturer:: Toshiba Semiconductor and Storage

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

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

Description:: OPTOISOLATOR 3.75KV TRANS 4-SO

In Stock:: 3632

Quantity:: Add To Cart

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TLP291(GRH-TP,SE Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
NumberofChannels:
1
Voltage-Isolation:
3750Vrms
CurrentTransferRatio(Min):
150% @ 5mA
CurrentTransferRatio(Max):
300% @ 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(GRH-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(GRH-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(GRH-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(GRH-TP,SE information

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TLP291(GRH-TP,SE Typical application Circuitry

The TLP291(GRH-TP,SE is a photocopier, specifically designed for electrical signal isolation. Its main function is to transmit signals between two isolated circuits, using light to transfer the signal and thus maintaining electrical isolation. This device is widely used in various electronic applications where signal isolation is critical.

Functionality of TLP291(GRH-TP,SE

Electrical Isolation: The primary function of the TLP291(GRH-TP,SE is to provide electrical isolation while transferring a signal. This protects sensitive components from electrical noise and high voltage.

Application Scenarios of TLP291(GRH-TP,SE

1. Signal Isolation in Communication Systems: Used in communication systems to isolate sensitive components from noisy environments.

2. Power Supply Control: For controlling power supply units while maintaining isolation from high voltages.

3. Industrial Automation: In industrial settings, to isolate control units from high-power machinery.

Parameter Features of TLP291(GRH-TP,SE

1. Isolation Voltage: It has a high isolation voltage rating, important for safety in high-voltage applications.

2. Current Transfer Ratio (CTR): Indicates the efficiency of signal transfer from input to output.

3. Power Dissipation: Describes how much power the device can handle without overheating.

Specific Application Circuit: Signal Isolation in Communication Systems

Circuit Connection:

1. Input Side (LED Connection): Connect the anode of the LED (pin 1) to a signal source, like a UART TX pin of a microcontroller, through a current-limiting resistor. Connect the cathode (pin 2) to the ground.

2. Output Side (Phototransistor Connection): Connect the collector (pin 3) to the supply voltage through a pull-up resistor. The emitter (pin 4) goes to the ground.

Circuit Operation:

When the signal source is active, it drives current through the LED. This illuminates the internal LED, activating the phototransistor and allowing current to flow from the collector to the emitter, thus transferring the signal across the isolation barrier.

Design Considerations

1. Voltage and Current Ratings: Ensure the device ratings match the application requirements.

2. Response Time: Consider the speed at which the device can operate, particularly in fast communication systems.

3. Temperature Range: Verify that the operating temperature range of the device is suitable for the application environment.

4. Safety Standards: Ensure the design meets relevant safety standards, especially in high-voltage applications.

In summary, the TLP291(GRH-TP,SE is a crucial component in applications requiring electrical isolation. Its parameters, such as isolation voltage, CTR, and power dissipation, need to be carefully considered in the design of circuits. The detailed circuit for signal isolation in communication systems illustrates how this device can be effectively utilized, maintaining signal integrity and system safety.

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

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

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(1)Inform us within 90 days

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