LT1618EDD#TRPBF

Product Overview

Category

LT1618EDD#TRPBF belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a step-up DC/DC converter.

Characteristics

• High efficiency
• Low quiescent current
• Wide input voltage range
• Adjustable output voltage
• Small package size

Package

LT1618EDD#TRPBF is available in a DFN-10 package.

Essence

The essence of LT1618EDD#TRPBF lies in its ability to efficiently convert low input voltages to higher output voltages, making it suitable for various applications.

Packaging/Quantity

This product is typically packaged in reels and comes in quantities of 2500 units per reel.

Specifications

• Input Voltage Range: 1.2V to 18V
• Output Voltage Range: Up to 34V
• Switching Frequency: 1MHz
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. SW: Switching node connection
3. GND: Ground reference
4. FB: Feedback pin for output voltage regulation
5. VOUT: Output voltage pin
6. SS: Soft-start capacitor connection
7. RT: Timing resistor connection for switching frequency adjustment
8. EN: Enable pin for turning the device on/off
9. PGND: Power ground reference
10. BST: Boost capacitor connection

Functional Features

• High efficiency conversion
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection
• Soft-start capability
• Enable/disable control

Advantages and Disadvantages

Advantages

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

Disadvantages

• Limited maximum output voltage compared to some other converters
• Requires external components for proper operation

Working Principles

LT1618EDD#TRPBF operates as a step-up DC/DC converter. It utilizes a switching regulator topology to efficiently convert low input voltages to higher output voltages. The internal circuitry includes a power switch, control logic, feedback loop, and protection features. By controlling the duty cycle of the power switch, the desired output voltage is achieved.

Detailed Application Field Plans

LT1618EDD#TRPBF finds applications in various fields, including but not limited to: - Battery-powered devices - Portable electronics - Industrial equipment - Automotive systems - LED lighting

Detailed and Complete Alternative Models

1. LT1618IDD#TRPBF: Similar to LT1618EDD#TRPBF but available in an 8-lead DFN package.
2. LT1618EMS8E#PBF: Similar functionality with additional thermal shutdown protection, available in an MSOP-8 package.
3. LT1618ES5#TRMPBF: SOT-23 package variant with reduced pin count and lower quiescent current.

These alternative models offer similar features and can be considered based on specific application requirements.

In conclusion, LT1618EDD#TRPBF is a highly efficient step-up DC/DC converter with adjustable output voltage and a wide input voltage range. Its small package size and various protection features make it suitable for a range of applications. However, it has limitations in terms of maximum output voltage and requires external components for operation.