SN75451BP

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SN75451BP

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IC PERIPHERAL DRIVER 5.25V 8DIP

  • メーカーSTマイクロエレクトロニクス

  • メーカー品番 #SN75451BP

  • パッケージ PDIP (P)-8

  • 在庫状況1652

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Package Tube
ProductStatus Active
LogicType Peripheral Driver
NumberofElements 2
NumberofBitsperElement 2
InputType Inverting
OutputType Open Collector
Current-OutputHighLow -, 300mA
Voltage-Supply 4.75V ~ 5.25V
OperatingTemperature 0°C ~ 70°C (TA)
MountingType Through Hole
Package/Case 8-DIP (0.300, 7.62mm)

概要

Description

The SN75451BP is a dual peripheral driver, often used in interfacing between low-level logic and higher-current loads such as relays, solenoids, or lamps. Manufactured by Texas Instruments, it is part of the SN7545x series. Each driver in the package can handle up to 500 mA of output current and is capable of withstanding output voltages up to 30V. It offers inverting logic inputs and is suitable for driving inductive loads due to its built-in diodes for back EMF protection. The SN75451BP is designed to be compatible with TTL and other logic families, making it versatile for various digital interfacing applications. It typically comes in an 8-pin PDIP (Plastic Dual In-line Package) and operates over a wide range of temperatures, ensuring reliability in diverse environments. Its compact design and robust capabilities make it a popular choice in electronics projects and industrial applications where efficient control of higher power loads from logic circuits is required.

Equivalent

The SN75451BP is a dual peripheral driver, often used for driving relays, solenoids, or other inductive loads. Equivalent products include the ULN2003, ULN2004, and L293D, which can also drive similar loads. While these parts may have differences in pin configuration or current capacity, they serve similar functions in interfacing logic-level signals with higher-power loads. Always verify the specifications to ensure compatibility with your specific application.

Features

The SN75451BP is a dual peripheral driver designed for interfacing low-level logic to high-current loads. Key features include:
1. Dual Channels: It has two independent drivers, each capable of handling up to 500 mA of output current.
2. High-Voltage Capability: The drivers can support output voltages up to 30V, making them suitable for a range of applications.
3. TTL Compatibility: The input is compatible with TTL logic levels, facilitating easy integration with digital circuits.
4. Internal Clamp Diodes: Built-in diodes for each channel protect against inductive kickback, which is useful for driving inductive loads like relays or solenoids.
5. Bipolar Design: It uses bipolar technology, ensuring robust performance and reliability.
6. Wide Operating Temperature Range: It functions effectively from 0°C to 70°C, making it suitable for various environmental conditions.
7. Compact Package: Available in an 8-pin DIP package, it is easy to use on standard circuit boards.
These features make the SN75451BP ideal for applications requiring simple yet powerful interfacing between low-level digital signals and high-power loads.

Pinout

The SN75451BP is a dual peripheral driver, commonly used for driving inductive loads such as relays, solenoids, and DC motors. It is a 8-pin DIP (Dual In-line Package) IC. Here is a concise description of the pin functions:
1. Pin 1 (1A): Input for the first driver.
2. Pin 2 (1Y): Output for the first driver.
3. Pin 3 (GND): Ground connection.
4. Pin 4 (2A): Input for the second driver.
5. Pin 5 (2Y): Output for the second driver.
6. Pin 6 (VCC2): Supply voltage for the output stage; usually connected to the voltage of the load.
7. Pin 7 (VCC1): Supply voltage for the IC's logic stage; typically 5V.
8. Pin 8 (COM): Common pin for the freewheeling diodes; often connected to a higher voltage to protect the IC from voltage spikes.
The SN75451BP’s primary function is to interface low-level logic outputs with high-current loads, providing the necessary current and voltage amplification for driving loads directly.

Manufacturer

The SN75451BP is a product manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components. Founded in 1930 and headquartered in Dallas, Texas, TI is a leader in developing analog and embedded processing chips and is known for its innovation in the semiconductor industry. The company serves various sectors, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI's focus on research and development has positioned it as a key player in advancing electronic technologies for both consumer and industrial applications.

Application

The SN75451BP is a dual peripheral driver, commonly used in applications requiring interfacing between low-level logic and higher-level loads such as relays, solenoids, LEDs, or small motors. Its key applications include:
1. Relay Driving: Facilitates control of relays in automation and switching systems.
2. LED Displays: Manages LED operations in display systems.
3. Motor Control: Suitable for low-power motor driving tasks.
4. Solenoid Actuation: Controls solenoid valves in industrial and automotive systems.
5. Data Communication: Often utilized in RS-232 line drivers and other communication interfaces.
Overall, the SN75451BP is ideal for tasks requiring the amplification or buffering of digital signals to drive higher power loads.

Package

The SN75451BP is a dual high-voltage, high-current peripheral driver, and it is commonly available in an 8-pin PDIP (Plastic Dual In-line Package) type.

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