LTC1163CS8#TRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

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

Package: 8-Lead SOIC (Small Outline Integrated Circuit)

Essence: The LTC1163CS8#TRPBF is a low dropout voltage regulator designed for power management applications. It provides an adjustable output voltage with low quiescent current, thermal shutdown protection, and short-circuit protection.

Packaging/Quantity: The LTC1163CS8#TRPBF is available in a standard 8-Lead SOIC package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Input Voltage Range: 2.5V to 6V
• Output Voltage Range: 0.8V to VIN - 0.3V
• Dropout Voltage: 300mV at 100mA Load
• Quiescent Current: 40µA
• Maximum Output Current: 100mA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LTC1163CS8#TRPBF has the following pin configuration:

1. GND (Ground)
2. VOUT (Output Voltage)
3. ADJ (Adjustment Pin)
4. VIN (Input Voltage)
5. SHDN (Shutdown Control)
6. NC (No Connection)
7. NC (No Connection)
8. VREF (Reference Voltage)

Functional Features

• Low Dropout Voltage: The LTC1163CS8#TRPBF exhibits a low dropout voltage of only 300mV at a load current of 100mA, ensuring efficient power conversion.
• Adjustable Output Voltage: The output voltage can be adjusted within a range of 0.8V to VIN - 0.3V, providing flexibility for various applications.
• Low Quiescent Current: With a quiescent current of only 40µA, the LTC1163CS8#TRPBF minimizes power consumption during standby or low-load conditions.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive temperature.
• Short-Circuit Protection: The LTC1163CS8#TRPBF features built-in short-circuit protection, safeguarding the device and the connected circuitry from potential damage.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient power conversion. - Adjustable output voltage allows for versatile application scenarios. - Low quiescent current minimizes power consumption. - Thermal shutdown protection prevents overheating. - Short-circuit protection safeguards the device and connected circuitry.

Disadvantages: - Limited maximum output current of 100mA may not be suitable for high-power applications. - The package size (8-Lead SOIC) may not be compatible with all PCB designs.

Working Principles

The LTC1163CS8#TRPBF is a linear voltage regulator that operates by maintaining a constant voltage difference between the input and output terminals. It utilizes a pass transistor to regulate the output voltage based on the feedback received from the adjustment pin (ADJ). By adjusting the resistance connected to the ADJ pin, the output voltage can be set within the specified range.

The IC also incorporates various protection mechanisms such as thermal shutdown and short-circuit protection. The thermal shutdown feature monitors the temperature of the device and shuts it down if it exceeds a certain threshold, preventing damage due to overheating. The short-circuit protection ensures that excessive current flow does not damage the device or the connected circuitry.

Detailed Application Field Plans

The LTC1163CS8#TRPBF is commonly used in various power management applications, including but not limited to:

1. Battery-powered devices: The low dropout voltage and low quiescent current make it suitable for battery-powered devices where power efficiency is crucial.
2. Portable electronics: The adjustable output voltage allows for compatibility with different voltage requirements of portable electronic devices such as smartphones, tablets, and portable audio players.
3. Industrial control systems: The thermal shutdown and short-circuit protection features make it suitable for use in industrial control systems where reliability and protection are essential.
4. Automotive electronics: The wide operating temperature range (-40°C to 125°C) makes it suitable for automotive applications where temperature fluctuations are common.

Detailed and Complete Alternative Models

• LTC1163CS8
• LTC1163CS8#PBF
• LTC1163CS8#TR
• LTC1163CS8#TRMPBF

These alternative models offer similar functionality and characteristics to the LTC1163CS8#TRPBF, providing options for different package styles or sourcing preferences.

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