TEA1742T/N1,118

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics:
  • High efficiency
  • Low standby power consumption
  • Wide input voltage range
  • Protection features
• Package: SOT669-1 (HVSON10)
• Essence: Power supply controller IC
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 3.3V to 15V
• Switching Frequency: 100kHz to 500kHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TEA1742T/N1,118 IC has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. FB: Feedback pin for output voltage regulation
4. EN: Enable pin for turning on/off the IC
5. CS: Current sense pin for current limit protection
6. VIN: Input voltage pin
7. SW: Switching node for connecting the external inductor
8. VOUT: Output voltage pin
9. COMP: Compensation pin for stability control
10. SS: Soft-start pin for controlling the startup time

Functional Features

• Integrated high-voltage startup circuit
• Overvoltage protection
• Overcurrent protection
• Undervoltage lockout
• Adjustable output voltage
• Soft-start function
• Thermal shutdown protection

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Wide input voltage range allows for versatile applications - Low standby power consumption helps save energy - Comprehensive protection features ensure system reliability

Disadvantages: - Limited output voltage range - Requires external components for operation

Working Principles

The TEA1742T/N1,118 is a power supply controller IC designed for efficient power management. It operates by regulating the input voltage and converting it to the desired output voltage with high efficiency. The IC incorporates various protection features such as overvoltage, overcurrent, and thermal shutdown to ensure safe and reliable operation.

Detailed Application Field Plans

The TEA1742T/N1,118 IC finds applications in various fields including:

1. Power supplies for consumer electronics
2. Industrial automation systems
3. LED lighting systems
4. Automotive electronics
5. Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to TEA1742T/N1,118 are:

1. TEA1750T/N1,118
2. TEA1761T/N1,118
3. TEA1781T/N1,118
4. TEA1791T/N1,118
5. TEA1801T/N1,118

These models offer similar functionality and characteristics, providing flexibility in choosing the most suitable option for specific applications.

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