TEA1753LT/N1,518

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High efficiency, compact size, low power consumption
• Package: SOT669-1 (Surface Mount)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 0.8V to 38V
• Maximum Output Current: 2.5A
• Switching Frequency: 100kHz to 500kHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TEA1753LT/N1,518 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. VOUT: Output voltage pin

Functional Features

• Wide input voltage range allows for versatile applications
• High efficiency ensures minimal power loss
• Compact size enables space-saving designs
• Low power consumption reduces energy usage
• Built-in protection features for overvoltage, overcurrent, and thermal shutdown

Advantages and Disadvantages

Advantages: - Wide input voltage range provides flexibility in various power management applications - High efficiency results in reduced power dissipation and improved system performance - Compact size allows for integration into space-constrained designs - Low power consumption contributes to energy savings and longer battery life - Built-in protection features enhance system reliability and durability

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Requires external components for complete voltage regulation circuit implementation

Working Principles

The TEA1753LT/N1,518 is a voltage regulator IC that operates on the principle of pulse width modulation (PWM). It regulates the output voltage by adjusting the duty cycle of the switching signal. The input voltage is converted into a high-frequency square wave, which is then filtered and smoothed to obtain the desired output voltage. The feedback mechanism continuously monitors the output voltage and adjusts the duty cycle accordingly to maintain a stable output.

Detailed Application Field Plans

The TEA1753LT/N1,518 IC finds applications in various fields, including:

1. Power supplies for consumer electronics
2. Industrial automation systems
3. Automotive electronics
4. LED lighting systems
5. Battery charging circuits
6. Renewable energy systems

Detailed and Complete Alternative Models

Some alternative models to TEA1753LT/N1,518 include:

1. TEA1753T/N1,518: Similar specifications and features, but with a different package (SOT223)
2. TEA1753LT/N1,112: Lower maximum output current (1.5A), suitable for lower power applications
3. TEA1753LT/N1,528: Higher maximum output current (3A), suitable for higher power applications

(Note: This list is not exhaustive and other alternative models may exist.)

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