LT3485EDD-3#PBF

Product Overview

Category

The LT3485EDD-3#PBF belongs to the category of voltage regulators.

Use

It is used to regulate voltage in electronic circuits, ensuring a stable and reliable power supply.

Characteristics

• Input Voltage Range: 2.7V to 36V
• Output Voltage: 3.3V
• Maximum Output Current: 200mA
• Low Dropout Voltage: 300mV at 200mA
• Low Quiescent Current: 40µA
• Shutdown Mode with <1µA Quiescent Current
• Fixed Output Voltage with ±2% Accuracy
• Stable with Low ESR Ceramic Capacitors
• Reverse Battery Protection
• No Reverse Current
• Thermal Limiting
• Low Profile (1mm) ThinSOT™ Package

Package

The LT3485EDD-3#PBF comes in a ThinSOT™ package, which is known for its low profile and space-saving design.

Packaging/Quantity

It is typically available in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 36V
• Output Voltage: 3.3V
• Maximum Output Current: 200mA
• Dropout Voltage: 300mV at 200mA
• Quiescent Current: 40µA
• Shutdown Mode Quiescent Current: <1µA
• Accuracy: ±2%
• Package Type: ThinSOT™

Detailed Pin Configuration

The LT3485EDD-3#PBF has the following pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. SHDN (Shutdown) 4. VOUT (Output Voltage)

Functional Features

• Low Dropout Voltage: Ensures efficient regulation even with small voltage differentials.
• Reverse Battery Protection: Safeguards the circuit from potential damage due to reverse polarity.
• Thermal Limiting: Protects the device from overheating, enhancing its reliability.

Advantages

• Wide input voltage range allows for versatile applications.
• Low dropout voltage ensures efficient power conversion.
• Reverse battery protection enhances circuit durability.
• Low quiescent current minimizes power consumption in standby mode.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• The fixed output voltage may not be adjustable for specific requirements.

Working Principles

The LT3485EDD-3#PBF operates by comparing the output voltage to a reference voltage and adjusting the pass transistor to maintain a stable output. It utilizes feedback control to regulate the output voltage, ensuring consistent performance across varying load conditions.

Detailed Application Field Plans

The LT3485EDD-3#PBF is well-suited for various applications including: - Battery-powered devices - Portable electronics - IoT (Internet of Things) devices - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the LT3485EDD-3#PBF include: - LM1117 - MCP1700 - TPS7A47

In conclusion, the LT3485EDD-3#PBF is a versatile voltage regulator with a wide input voltage range, low dropout voltage, and essential protection features, making it suitable for diverse electronic applications.

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