LT1172HVCT#30PBF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High voltage, adjustable output, step-down switching regulator
• Package: TO-220
• Essence: Power management IC
• Packaging/Quantity: Tape and Reel, 1000 units per reel

Specifications

• Input Voltage Range: 3V to 60V
• Output Voltage Range: 1.25V to 50V
• Output Current: Up to 1.5A
• Switching Frequency: 100kHz to 500kHz
• Efficiency: Up to 90%
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1172HVCT#30PBF has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for adjusting the output voltage
4. VOUT: Output voltage pin
5. SW: Switching pin for controlling the internal power switch

Functional Features

• High voltage capability allows for wide input voltage range
• Adjustable output voltage provides flexibility in various applications
• Step-down switching regulator efficiently converts high input voltage to lower output voltage
• Internal power switch simplifies circuit design
• Overcurrent and thermal protection ensures safe operation

Advantages and Disadvantages

Advantages: - Wide input voltage range makes it suitable for a variety of applications - Adjustable output voltage allows for customization - High efficiency reduces power dissipation and improves energy efficiency - Compact TO-220 package facilitates easy integration into circuits

Disadvantages: - Requires external components for proper operation - Higher switching frequency may introduce electromagnetic interference (EMI) in sensitive applications

Working Principles

The LT1172HVCT#30PBF is a step-down switching regulator that uses a high-frequency internal power switch to efficiently convert a higher input voltage to a lower output voltage. It operates by rapidly switching the internal power switch on and off, controlling the energy flow through an inductor and capacitor network. This process allows for efficient voltage conversion while minimizing power dissipation.

Detailed Application Field Plans

The LT1172HVCT#30PBF can be used in various applications, including but not limited to: - Power supplies for industrial equipment - Automotive electronics - Battery charging systems - LED lighting - Telecom infrastructure

Detailed and Complete Alternative Models

1. LT1172CT#PBF: Similar to LT1172HVCT#30PBF but with a lower input voltage range (3V to 40V)
2. LT1172HVCT#PBF: Similar to LT1172HVCT#30PBF but without the specific output voltage option
3. LT1172CN8#PBF: DIP package version of LT1172HVCT#30PBF with similar specifications

These alternative models provide options based on specific requirements and constraints of different applications.

Word count: 275 words