LTC3025IDC-4#TRMPBF

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Low Quiescent Current
• Package: 6-Lead DFN (Dual Flat No-Lead)
• Essence: Regulates voltage with low power consumption
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.7V to 10V
• Output Voltage: 4.0V
• Dropout Voltage: 200mV at 100mA Load
• Quiescent Current: 12µA
• Output Current: Up to 250mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. FB: Feedback Pin
5. VOUT: Output Voltage
6. NC: Not Connected

Functional Features

• Low dropout voltage enables efficient regulation even with small input-output differentials.
• Low quiescent current ensures minimal power consumption during standby or idle mode.
• Enable pin allows for easy on/off control of the regulator.
• Feedback pin provides accurate output voltage regulation.

Advantages

• Wide input voltage range allows for versatile applications.
• Low dropout voltage minimizes power dissipation and extends battery life.
• Low quiescent current makes it suitable for battery-powered devices.
• Small package size saves board space in compact designs.

Disadvantages

• Limited output current may not be sufficient for high-power applications.
• Fixed output voltage restricts flexibility in certain scenarios.
• Not suitable for applications requiring adjustable output voltage.

Working Principles

The LTC3025IDC-4#TRMPBF is a low dropout linear voltage regulator. It regulates the output voltage by maintaining a constant voltage difference between the input and output terminals. The internal circuitry adjusts the pass transistor to achieve the desired output voltage, compensating for variations in load current and input voltage.

Detailed Application Field Plans

• Battery-powered devices: The low quiescent current and wide input voltage range make it ideal for portable electronics, such as smartphones, tablets, and wearable devices.
• Industrial control systems: The regulator can be used in various industrial applications that require stable and efficient voltage regulation, such as sensors, actuators, and control boards.
• Automotive electronics: With its wide operating temperature range, the LTC3025IDC-4#TRMPBF is suitable for automotive applications, including infotainment systems, lighting controls, and engine management units.

Detailed and Complete Alternative Models

1. LT1763: Adjustable Output Voltage, Low Dropout Regulator
2. LT3020: Ultra-Low Dropout Linear Regulator
3. LM1117: Fixed Output Voltage, Low Dropout Regulator

These alternative models offer different features and specifications, providing options based on specific application requirements.

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