NJM78L05UATE1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low dropout voltage, high output current capability
• Package: TO-220, SOT-89
• Essence: Linear voltage regulator
• Packaging/Quantity: Tape and reel, 2,500 units per reel

Specifications

• Input Voltage Range: 7V to 35V
• Output Voltage: 5V
• Output Current: Up to 100mA
• Dropout Voltage: 2V (maximum)
• Quiescent Current: 4mA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The NJM78L05UATE1 has a standard three-pin configuration:

1. Pin 1 (Input): Connects to the input voltage source.
2. Pin 2 (Ground): Connected to the ground reference.
3. Pin 3 (Output): Provides the regulated output voltage.

Functional Features

• Voltage Regulation: The NJM78L05UATE1 provides a stable 5V output voltage regardless of changes in the input voltage or load conditions.
• Low Dropout Voltage: With a maximum dropout voltage of 2V, this regulator can operate efficiently even when the input voltage is close to the desired output voltage.
• High Output Current Capability: Capable of delivering up to 100mA of continuous output current, making it suitable for various low-power applications.

Advantages and Disadvantages

Advantages: - Simple and easy to use. - Low dropout voltage ensures efficient operation. - Compact package options allow for space-saving designs. - Wide operating temperature range enables usage in extreme environments.

Disadvantages: - Limited output current capability compared to higher-rated regulators. - Not suitable for high-power applications.

Working Principles

The NJM78L05UATE1 is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It compares the reference voltage (5V) with the feedback voltage from the output and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The NJM78L05UATE1 is commonly used in various low-power applications, including but not limited to: - Battery-powered devices - Consumer electronics - Industrial control systems - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

• LM7805: A widely used alternative with similar specifications and pin configuration.
• MC78L05: Another popular alternative with comparable performance characteristics.
• UA78L05: A low-cost alternative suitable for basic voltage regulation applications.

Note: This is not an exhaustive list, and there are several other alternatives available in the market.

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