LTC1558CS8-3.3#PBF

Product Overview

Category

The LTC1558CS8-3.3#PBF belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

• Voltage regulation: The LTC1558CS8-3.3#PBF provides a regulated output voltage of 3.3 volts.
• Package: This product comes in an 8-pin small outline integrated circuit (SOIC) package.
• Essence: The LTC1558CS8-3.3#PBF is designed to efficiently convert input voltages into a stable 3.3-volt output.
• Packaging/Quantity: It is typically sold in reels or tubes, with each reel/tube containing a specific quantity of units.

Specifications

The LTC1558CS8-3.3#PBF has the following specifications:

• Input Voltage Range: 4.5V to 10V
• Output Voltage: 3.3V ±2%
• Maximum Output Current: 150mA
• Dropout Voltage: 300mV at 100mA
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The LTC1558CS8-3.3#PBF has the following pin configuration:

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

Functional Features

The LTC1558CS8-3.3#PBF offers the following functional features:

• Low Dropout Voltage: The regulator maintains a low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the output voltage.
• Low Quiescent Current: The device consumes minimal current when in standby or idle mode, conserving power and extending battery life.
• Thermal Shutdown Protection: The regulator includes built-in thermal shutdown protection, preventing damage due to excessive heat.
• Short-Circuit Protection: It incorporates short-circuit protection, safeguarding the circuit from potential damage caused by a short circuit.

Advantages and Disadvantages

Advantages

• Compact Size: The LTC1558CS8-3.3#PBF comes in a small package, making it suitable for space-constrained applications.
• High Efficiency: This voltage regulator offers high efficiency, minimizing power losses during voltage conversion.
• Wide Operating Temperature Range: It can operate reliably in a wide temperature range, making it suitable for various environments.

Disadvantages

• Limited Output Current: The maximum output current of 150mA may not be sufficient for power-hungry applications.
• Fixed Output Voltage: The output voltage is fixed at 3.3 volts, which may not be suitable for all applications requiring variable voltage levels.

Working Principles

The LTC1558CS8-3.3#PBF operates based on the principle of linear voltage regulation. It utilizes a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage of 3.3 volts. The device regulates the voltage by controlling the flow of current through its internal components.

Detailed Application Field Plans

The LTC1558CS8-3.3#PBF finds applications in various electronic systems, including but not limited to:

1. Battery-Powered Devices: It can be used in portable devices such as smartphones, tablets, and wearable gadgets to regulate the voltage supplied to different components.
2. Industrial Control Systems: The voltage regulator is suitable for use in industrial control systems, ensuring stable power supply to critical components.
3. Automotive Electronics: It can be employed in automotive electronics, providing regulated voltage to various subsystems and sensors.
4. IoT Devices: The LTC1558CS8-3.3#PBF is well-suited for Internet of Things (IoT) devices that require efficient voltage regulation.

Detailed and Complete Alternative Models

1. LM1117-3.3: This voltage regulator offers similar specifications and functionality to the LTC1558CS8-3.3#PBF.
2. LT1763-3.3: Another alternative with comparable characteristics, suitable for applications requiring a 3.3-volt output.

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

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