LTC1262IS8#TRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low Dropout Voltage - Adjustable Output Voltage - Low Quiescent Current - Thermal Shutdown Protection

Package: SOIC-8

Essence: The LTC1262IS8#TRPBF is a voltage regulator IC that provides a stable output voltage with low dropout voltage and low quiescent current. It is designed to regulate the voltage in various electronic circuits.

Packaging/Quantity: The LTC1262IS8#TRPBF is available in a small outline integrated circuit (SOIC) package. It is sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 7V
• Output Voltage Range: 1.25V to 5.5V
• Dropout Voltage: 300mV at 100mA Load Current
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to 125°C
• Thermal Resistance: 160°C/W

Detailed Pin Configuration

The LTC1262IS8#TRPBF has eight pins arranged as follows:

```

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| | --| Vout Vin|-- --| GND EN |-- --| FB NC |-- |___________| ```

1. Vout: Output Voltage Pin
2. Vin: Input Voltage Pin
3. GND: Ground Pin
4. EN: Enable Pin
5. FB: Feedback Pin
6. NC: No Connection

Functional Features

• Low Dropout Voltage: The LTC1262IS8#TRPBF has a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The output voltage can be adjusted within a specified range using external resistors.
• Low Quiescent Current: The IC consumes very low current when in standby mode, minimizing power consumption.
• Thermal Shutdown Protection: The IC has built-in thermal shutdown protection, which prevents it from overheating and getting damaged.

Advantages and Disadvantages

Advantages: - Stable Output Voltage - Low Dropout Voltage - Adjustable Output Voltage - Low Power Consumption - Thermal Shutdown Protection

Disadvantages: - Limited Input Voltage Range (2.7V to 7V) - Limited Output Voltage Range (1.25V to 5.5V)

Working Principles

The LTC1262IS8#TRPBF operates as a linear voltage regulator. It uses a pass transistor to regulate the output voltage based on the feedback received from the FB pin. When the input voltage is higher than the desired output voltage, the pass transistor adjusts its resistance to maintain a stable output voltage. The EN pin can be used to enable or disable the regulator.

Detailed Application Field Plans

The LTC1262IS8#TRPBF is commonly used in various electronic devices and circuits that require a stable and regulated power supply. Some of its application fields include:

1. Battery-Powered Devices: The IC can be used to regulate the voltage in battery-powered devices such as portable audio players, handheld gaming consoles, and wireless communication devices.
2. Automotive Electronics: It finds applications in automotive electronics systems, including infotainment systems, navigation systems, and engine control units.
3. Industrial Control Systems: The IC can be utilized in industrial control systems, providing regulated power for sensors, actuators, and control circuitry.
4. Medical Devices: It is suitable for medical devices that require precise and stable power supply, such as patient monitoring systems, infusion pumps, and diagnostic equipment.

Detailed and Complete Alternative Models

1. LM317: A popular voltage regulator IC with adjustable output voltage and low dropout voltage.
2. LT1084: A high-current linear voltage regulator with adjustable output voltage and low dropout voltage.
3. LM7805: A fixed-output voltage regulator that provides a stable 5V output voltage.
4. LT1763: An ultra-low dropout linear regulator with adjustable output voltage and low quiescent current.

These alternative models offer similar functionality and can be used as substitutes for the LTC1262IS8#TRPBF in various applications.

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