LT1965EQ-2.5#PBF

Product Overview

Category

The LT1965EQ-2.5#PBF belongs to the category of voltage regulators.

Use

It is commonly used in electronic circuits to regulate and stabilize the output voltage.

Characteristics

• Low dropout voltage
• High output current capability
• Wide input voltage range
• Low quiescent current
• Thermal shutdown protection

Package

The LT1965EQ-2.5#PBF comes in a small surface-mount package.

Essence

This voltage regulator is designed to provide a stable and reliable power supply for various electronic devices.

Packaging/Quantity

The LT1965EQ-2.5#PBF is typically packaged in reels or tubes, with a quantity of 250 or 1000 units per reel/tube.

Specifications

• Output Voltage: 2.5V
• Input Voltage Range: 2.8V to 20V
• Dropout Voltage: 300mV at 1A load
• Maximum Output Current: 1.1A
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1965EQ-2.5#PBF has three pins:

1. VIN (Pin 1): Input voltage pin.
2. GND (Pin 2): Ground reference pin.
3. VOUT (Pin 3): Output voltage pin.

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• High output current capability allows it to power a wide range of electronic components.
• Wide input voltage range makes it suitable for various applications.
• Low quiescent current minimizes power consumption when the load is light.
• Thermal shutdown protection prevents the regulator from overheating and damaging the circuit.

Advantages and Disadvantages

Advantages

• Stable and reliable output voltage.
• Wide input voltage range.
• Low dropout voltage.
• High output current capability.
• Thermal shutdown protection.

Disadvantages

• Limited output voltage options (fixed at 2.5V).
• Requires external components for proper operation.

Working Principles

The LT1965EQ-2.5#PBF operates based on the principle of a linear voltage regulator. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This allows it to maintain a constant output voltage even when the input voltage or load conditions change.

Detailed Application Field Plans

The LT1965EQ-2.5#PBF is commonly used in various electronic devices and applications, including:

1. Battery-powered devices: Provides a stable power supply for portable electronics such as smartphones, tablets, and portable audio players.
2. Industrial control systems: Ensures reliable voltage regulation in automation equipment, motor drives, and sensors.
3. Automotive electronics: Used in automotive applications to regulate voltage for infotainment systems, lighting, and other electronic components.
4. Communication systems: Provides stable power for wireless routers, modems, and communication modules.
5. Medical devices: Used in medical equipment to ensure precise and stable power supply for critical functions.

Detailed and Complete Alternative Models

1. LM1117-2.5: A popular alternative with similar specifications and features.
2. LT1763-2.5: Offers lower dropout voltage and higher output current capability.
3. ADP3339-2.5: Provides excellent line and load regulation performance.

These alternative models can be considered based on specific requirements and application needs.

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