TEA1623PH/N1,112

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High efficiency, low standby power consumption
• Package: SOT-223
• Essence: Switched Mode Power Supply (SMPS) controller
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Input Voltage Range: 8V to 18V
• Output Voltage Range: 5V to 12V
• Maximum Output Current: 2.5A
• Frequency Range: 50kHz to 150kHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TEA1623PH/N1,112 IC has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. FB: Feedback pin for output voltage regulation
4. CS: Current sense input for current limit protection
5. DRAIN: Switching transistor drain connection
6. SOURCE: Switching transistor source connection

Functional Features

• Pulse Frequency Modulation (PFM) control for high efficiency at light loads
• Burst mode operation for low standby power consumption
• Overvoltage protection
• Overcurrent protection
• Thermal shutdown protection

Advantages and Disadvantages

Advantages: - High efficiency - Low standby power consumption - Wide input voltage range - Compact package size

Disadvantages: - Limited maximum output current - Requires external components for complete power supply design

Working Principles

The TEA1623PH/N1,112 is a switched mode power supply (SMPS) controller that regulates the output voltage by controlling the duty cycle of the switching transistor. It uses pulse frequency modulation (PFM) control to achieve high efficiency at light loads. The IC operates in burst mode during low power demand, reducing standby power consumption. It incorporates various protection features such as overvoltage, overcurrent, and thermal shutdown to ensure safe operation.

Detailed Application Field Plans

The TEA1623PH/N1,112 is commonly used in various applications including:

1. Power adapters for consumer electronics
2. LED lighting drivers
3. Industrial power supplies
4. Battery chargers
5. Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as replacements for the TEA1623PH/N1,112 are:

1. TEA1713T/N1,118
2. TEA1753T/N1,112
3. TEA1836T/N1,112
4. TEA1995T/N1,112
5. TEA2025T/N1,112

These models offer similar functionality and characteristics, providing flexibility in design choices.

Word count: 275 words