LT3693IDD#TRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High efficiency - Wide input voltage range - Low quiescent current - Adjustable output voltage - Compact package size

Package: DFN-8

Essence: The LT3693IDD#TRPBF is a power management IC designed for various applications that require efficient power conversion.

Packaging/Quantity: The LT3693IDD#TRPBF is available in tape and reel packaging, with 2500 units per reel.

Specifications

The LT3693IDD#TRPBF has the following specifications:

• Input Voltage Range: 2.7V to 36V
• Output Voltage Range: 1.2V to 34V
• Maximum Output Current: 2A
• Switching Frequency: Up to 2.25MHz
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3693IDD#TRPBF has the following pin configuration:

1. VIN: Input Voltage
2. SW: Switch Node
3. GND: Ground
4. FB: Feedback Pin
5. EN: Enable Pin
6. SS: Soft-Start Pin
7. VOUT: Output Voltage
8. PGND: Power Ground

Functional Features

• High efficiency synchronous step-down converter
• Internal compensation network
• Adjustable output voltage through external resistors
• Soft-start function for controlled startup
• Enable pin for power management control
• Overcurrent protection
• Thermal shutdown protection

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for versatile applications - Compact package size saves board space - Adjustable output voltage provides flexibility

Disadvantages: - Limited maximum output current (2A) - Higher switching frequency may require additional noise filtering

Working Principles

The LT3693IDD#TRPBF is a synchronous step-down converter that uses a high efficiency switching regulator to convert the input voltage to a lower, regulated output voltage. It employs an internal compensation network to simplify the design and reduce external component count. The adjustable output voltage can be set using external resistors connected to the feedback pin.

During operation, the enable pin controls the power management of the IC. The soft-start pin allows for controlled startup, preventing excessive inrush current. The LT3693IDD#TRPBF also incorporates overcurrent protection and thermal shutdown features to ensure safe operation.

Detailed Application Field Plans

The LT3693IDD#TRPBF is suitable for various applications, including but not limited to: - Battery-powered devices - Industrial equipment - Automotive electronics - Telecommunications systems - Distributed power systems

Its wide input voltage range, high efficiency, and compact package make it ideal for applications where power conversion with minimal energy loss and small form factor are crucial.

Detailed and Complete Alternative Models

Some alternative models to the LT3693IDD#TRPBF include: - LT3693IDD#PBF - LT3693HDD#TRPBF - LT3693HDD#PBF - LT3693MPMSE#PBF

These models offer similar functionality and characteristics, providing options for different requirements and preferences.

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