SG7905AK-883B

Product Overview

Category

SG7905AK-883B belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage regulation purposes.

Characteristics

• Voltage regulator IC
• High reliability and durability
• Wide operating temperature range
• Low dropout voltage
• Excellent line and load regulation

Package

SG7905AK-883B is available in a compact and sturdy package, ensuring protection against external factors such as moisture and mechanical stress.

Essence

The essence of SG7905AK-883B lies in its ability to provide stable and regulated output voltage, making it an essential component in various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel/tube containing a specific quantity of SG7905AK-883B ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: -7V to -25V
• Output Voltage: -5V
• Output Current: 1A
• Dropout Voltage: 2V (maximum)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

SG7905AK-883B has three pins:

1. Vin (Pin 1): Input voltage pin
2. GND (Pin 2): Ground pin
3. Vout (Pin 3): Output voltage pin

Functional Features

• Voltage regulation: SG7905AK-883B ensures a stable and regulated output voltage of -5V, even with varying input voltages.
• Overcurrent protection: This IC incorporates overcurrent protection mechanisms to safeguard connected devices from excessive current flow.
• Thermal shutdown: In case of excessive heat generation, SG7905AK-883B activates thermal shutdown to prevent damage to the IC and connected components.

Advantages and Disadvantages

Advantages

• High reliability: SG7905AK-883B is known for its robustness and long lifespan.
• Wide operating temperature range: It can operate in extreme temperature conditions, making it suitable for various environments.
• Low dropout voltage: This feature ensures efficient power conversion with minimal energy loss.
• Excellent line and load regulation: SG7905AK-883B maintains a stable output voltage even when subjected to varying input voltages and load conditions.

Disadvantages

• Limited output current: The maximum output current of 1A may not be sufficient for high-power applications.
• Negative voltage output: SG7905AK-883B only provides negative voltage regulation, limiting its use in certain applications that require positive voltage regulation.

Working Principles

SG7905AK-883B operates on the principle of linear voltage regulation. It utilizes internal circuitry to maintain a constant -5V output voltage regardless of fluctuations in the input voltage. By adjusting the resistance within the IC, it compensates for changes in load conditions and ensures a stable output.

Detailed Application Field Plans

SG7905AK-883B finds extensive application in various electronic devices, including but not limited to: - Power supplies - Audio amplifiers - Industrial control systems - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to SG7905AK-883B include: - LM7905: Manufactured by Texas Instruments - MC7905: Manufactured by ON Semiconductor - KA7905: Manufactured by Fairchild Semiconductor

These alternative models provide comparable voltage regulation capabilities and can be used as substitutes for SG7905AK-883B in many applications.

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