LT3694EUFD#TRPBF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High efficiency, compact size, wide input voltage range
• Package: 28-Lead QFN (Quad Flat No-Lead)
• Essence: Voltage Step-Down Regulator
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 3V to 36V
• Output Voltage Range: 0.8V to 34V
• Maximum Output Current: 2A
• Switching Frequency: 1MHz
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3694EUFD#TRPBF has a total of 28 pins. The pin configuration is as follows:

1. VIN: Input Voltage
2. GND: Ground
3. SW: Switch Node
4. FB: Feedback Voltage
5. SS: Soft-Start
6. SYNC/MODE: Synchronization/MODE Control
7. VCC: IC Supply Voltage
8. PGND: Power Ground
9. VOUT: Output Voltage

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Functional Features

• Wide input voltage range allows for versatile applications
• High efficiency ensures minimal power loss
• Compact size and package enable space-saving designs
• Adjustable output voltage provides flexibility
• Soft-start feature prevents inrush current during startup
• Synchronization capability allows for multiple regulators to work together

Advantages

• High efficiency results in reduced power consumption
• Wide input voltage range accommodates various power sources
• Compact size enables integration into small form factor devices
• Adjustable output voltage suits different application requirements
• Soft-start feature protects components from excessive current
• Synchronization capability facilitates parallel operation

Disadvantages

• Limited maximum output current may not be suitable for high-power applications
• Higher switching frequency may introduce more noise in sensitive circuits
• Operating temperature range may restrict usage in extreme environments

Working Principles

The LT3694EUFD#TRPBF is a voltage step-down regulator that converts a higher input voltage to a lower output voltage. It utilizes a switching mechanism to efficiently regulate the output voltage. The IC employs a control loop to adjust the duty cycle of the internal power switch, ensuring the desired output voltage is maintained.

Detailed Application Field Plans

The LT3694EUFD#TRPBF finds applications in various fields, including:

1. Industrial Automation: Powering sensors, actuators, and control systems.
2. Automotive Electronics: Providing stable power supply for infotainment systems, lighting, and motor control.
3. Telecommunications: Regulating voltage for network equipment, base stations, and communication devices.
4. Consumer Electronics: Power management in smartphones, tablets, and portable devices.
5. Renewable Energy: Controlling power flow in solar panels, wind turbines, and energy storage systems.

Detailed and Complete Alternative Models

1. LT3694EFE#PBF: 16-Lead TSSOP package, similar specifications.
2. LT3694HFE#PBF: High temperature grade version, extended operating temperature range.
3. LT3694MPFE#PBF: Military-grade version, enhanced ruggedness and reliability.

These alternative models offer similar functionality and can be considered as substitutes for the LT3694EUFD#TRPBF in specific applications.

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