TLP2745(TP,E

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TLP2745(TP,E

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OPTOISOLTR 5KV PUSH PULL 6-SO

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Specifications

Attribute Value
Part Status Active
Number of Channels 1
Inputs - Side 1 / Side 2 1/0
Voltage - Isolation 5000Vrms
Common Mode Transient Immunity (Min) 30kV/µs
Input Type DC
Output Type Push-Pull, Totem Pole
Current - Output / Channel 50 mA
Propagation Delay tp LH / tp HL (Max) 120ns, 120ns
Rise / Fall Time (Typ) 3ns, 3ns
Voltage - Forward (Vf) (Typ) 1.55V
Current - DC Forward (If) (Max) 15mA
Voltage - Supply 4.5V ~ 30V
Operating Temperature -40°C ~ 110°C
Mounting Type Surface Mount
Package / Case 6-SOIC (0.295", 7.50mm Width)
Supplier Device Package 6-SO
Base Product Number TLP2745

Overview

Description

The TLP2745 is a photocoupler or optocoupler device, primarily used in electronic circuits to transfer electrical signals using light waves to ensure electrical isolation between its input and output. The "TP" and "E" suffixes typically refer to specific package types or configurations offered by the manufacturer, Toshiba. These devices are significant in applications where the control of high voltages or the prevention of electrical noise is critical. By using a light-emitting diode (LED) and a photodetector within the same package, the TLP2745 can effectively isolate different sections of a circuit. This isolation helps protect sensitive components from voltage spikes or surges, enhances safety, and reduces noise interference. Such optocouplers are commonly found in power supplies, microprocessor systems, and communication interfaces, playing a crucial role in signal integrity and system reliability.

Equivalent

The TLP2745(TP,E) is a photocoupler manufactured by Toshiba. Equivalent products typically include similar optocouplers from other manufacturers like the Broadcom ACPL-064L, Vishay VOM617A, and the Renesas PS2561. These components are used in applications requiring electrical isolation between different parts of a circuit, often in power supply circuits, microprocessor interfacing, and digital communication. Check the specific datasheets for exact specifications and compatibility.

Features

The TLP2745 is a photocoupler, or opto-isolator, designed to provide electrical isolation between its input and output while transferring an electrical signal. Key features and specifications include:
1. Phototransistor Output: The device uses a phototransistor to receive the light emitted by an LED in the input circuit, allowing it to switch the output on or off.

2. Isolation Voltage: It offers a high isolation voltage, typically around 5000 Vrms, ensuring strong protection against electrical noise and surges between input and output circuits.
3. Compact Package: The TLP2745 is housed in a small, surface-mount package, making it suitable for compact circuit designs.
4. Input LED: The input side features a light-emitting diode (LED) that is activated by the input signal.
5. High-Speed Operation: It offers relatively fast switching speeds, making it suitable for applications requiring quick responses.
6. Temperature Range: The device operates within a wide temperature range, enhancing its reliability in various environmental conditions.
These features make the TLP2745 suitable for applications requiring signal isolation, such as in industrial controls, switching power supplies, and communication interfaces.

Pinout

The TLP2745 is a photocoupler, also known as an optocoupler, designed for signal isolation. It typically consists of an LED on the input side and a photodetector on the output side. The TLP2745 is used for isolating electronic signals between two circuits and protecting sensitive components from high voltages.
The TLP2745 comes in an 8-pin package. Here are the key functions of the pins:
1. Pin 1 (Anode): Connects to the input LED's anode.
2. Pin 2 (Cathode): Connects to the input LED's cathode.
3. Pin 3 (NC - No Connection): Typically not connected and used for mechanical support in the package.
4. Pin 4 (NC - No Connection): Same as Pin 3.
5. Pin 5 (GND - Ground): Ground reference for the output side.
6. Pin 6 (Vo - Output Voltage): Provides the output signal.
7. Pin 7 (Vcc - Supply Voltage): Connects to the power supply for the output side.
8. Pin 8 (NC - No Connection): Same as Pin 3 and 4.
The TLP2745 is commonly used in applications requiring electrical isolation and signal transfer between high and low voltage circuits.

Manufacturer

The TLP2745(TP,E is manufactured by Toshiba Electronic Devices & Storage Corporation. Toshiba is a multinational conglomerate headquartered in Japan, known for its diversified products and services, including electronic components, storage devices, and industrial and social infrastructure systems. As a company, Toshiba has a long history in the electronics sector and is recognized for its innovation and technological advancements.

Application

The TLP2745(TP,E) is a photocoupler typically used in areas requiring electrical isolation between input and output. Key application areas include industrial automation systems, where it's used for signal isolation and interfacing different voltage levels; motor control circuits, offering protection from noise and voltage transients; and power supply units, ensuring feedback and control signal isolation. It's also employed in telecommunications for isolating communication lines and in microprocessor input/output interfaces to prevent noise interference. The device is valued for its high-speed performance and robust isolation capabilities, making it suitable for a variety of electronic and electrical applications.

Package

The TLP2745(TP,E is a surface-mount package type known as SO6, which is a small-outline package with 6 pins. This package type is commonly used for optocouplers, like the TLP2745, offering compact size and efficient coupling for applications requiring electrical isolation.

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