TEA1792T/N1,118

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics:
  • High efficiency
  • Low standby power consumption
  • Wide input voltage range
  • Over-temperature protection
• Package: SOT669-1 (LFPAK56)
• Essence: Power supply controller
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 0.8V to 36V
• Maximum Output Current: 3A
• Switching Frequency: 100kHz to 500kHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TEA1792T/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 the IC on/off
5. VIN: Input voltage pin
6. SW: Switching node for connecting the inductor
7. PGND: Power ground reference
8. SS: Soft-start capacitor connection pin

Functional Features

• Integrated high-side and low-side MOSFETs for synchronous buck conversion
• Adaptive gate drive for improved efficiency
• Built-in over-temperature protection
• Adjustable output voltage through external resistors
• Soft-start function for controlled startup

Advantages

• High efficiency leads to reduced power dissipation
• Wide input voltage range allows for versatile applications
• Low standby power consumption saves energy
• Over-temperature protection ensures safe operation
• Compact package size enables space-saving designs

Disadvantages

• Limited maximum output current of 3A
• Switching frequency range may not be suitable for all applications

Working Principles

The TEA1792T/N1,118 is a power supply controller IC designed for buck converter applications. It utilizes integrated high-side and low-side MOSFETs to efficiently convert the input voltage to a regulated output voltage. The adaptive gate drive ensures optimal switching performance, resulting in high efficiency and reduced power dissipation. The IC also incorporates over-temperature protection to safeguard against excessive heat.

Detailed Application Field Plans

The TEA1792T/N1,118 is commonly used in various power management applications, including:

1. Power supplies for industrial equipment
2. LED lighting systems
3. Automotive electronics
4. Telecom infrastructure
5. Consumer electronics

Alternative Models

Here are some alternative models that can be considered as substitutes for the TEA1792T/N1,118:

1. LM2576-ADJ
2. TPS5430
3. LT8610AB

These models offer similar functionality and can be used as alternatives depending on specific requirements.

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