TLE82453SAAUMA1

Product Overview

Category

The TLE82453SAAUMA1 belongs to the category of integrated circuits (ICs) specifically designed for automotive applications.

Use

This IC is primarily used in automotive electronic systems, particularly in powertrain control modules, to regulate and control various functions related to engine management.

Characteristics

• The TLE82453SAAUMA1 is a high-performance power supply IC with multiple built-in features.
• It operates within a wide temperature range, making it suitable for automotive environments.
• This IC offers excellent voltage regulation and protection against overvoltage, overcurrent, and short circuits.
• It is designed to withstand harsh conditions such as high vibration and extreme temperatures.

Package

The TLE82453SAAUMA1 is available in a small surface-mount package, which ensures easy integration into automotive electronic systems.

Essence

The essence of the TLE82453SAAUMA1 lies in its ability to provide reliable and efficient power management solutions for automotive applications, ensuring optimal performance and safety.

Packaging/Quantity

This IC is typically packaged in reels or tubes, containing a specific quantity per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 3A
• Operating Temperature Range: -40°C to +150°C
• Quiescent Current: <100µA
• Switching Frequency: Up to 2MHz
• Protection Features: Overvoltage, Overcurrent, Short Circuit

Detailed Pin Configuration

The TLE82453SAAUMA1 has a total of 16 pins, each serving a specific function. The pin configuration is as follows:

1. VIN: Input voltage
2. EN: Enable pin
3. PGND: Power ground
4. SW: Switching node
5. VCC: Supply voltage
6. FB: Feedback pin
7. SS: Soft-start capacitor
8. COMP: Compensation pin
9. GND: Ground
10. PGND: Power ground
11. PGND: Power ground
12. PGND: Power ground
13. PGND: Power ground
14. PGND: Power ground
15. PGND: Power ground
16. PGND: Power ground

Functional Features

• High-efficiency voltage regulation
• Overvoltage protection
• Overcurrent protection
• Short circuit protection
• Soft-start functionality for smooth power-up
• Wide input voltage range for compatibility with various automotive systems
• Low quiescent current for energy efficiency
• Fast transient response for rapid load changes

Advantages and Disadvantages

Advantages

• Robust design suitable for automotive environments
• Excellent voltage regulation and protection features
• Compact package for easy integration
• Wide operating temperature range
• High efficiency and low quiescent current

Disadvantages

• Limited maximum output current (3A)
• Higher cost compared to some alternative models

Working Principles

The TLE82453SAAUMA1 operates based on a switching regulator topology. It utilizes a control loop to regulate the output voltage by adjusting the duty cycle of the internal power switch. This allows it to maintain a stable output voltage despite variations in input voltage and load conditions. The IC also incorporates various protection mechanisms to safeguard against overvoltage, overcurrent, and short circuits.

Detailed Application Field Plans

The TLE82453SAAUMA1 finds extensive application in automotive powertrain control modules, including but not limited to: - Engine control units (ECUs) - Transmission control units (TCUs) - Fuel injection systems - Ignition systems - Electric power steering systems

Detailed and Complete Alternative Models

While the TLE82453SAAUMA1 offers excellent performance for automotive power management, there are alternative models available in the market that cater to different requirements. Some notable alternatives include: - TLE82451SAAUMA1: Similar features but with a lower maximum output current of 2A. - TLE82452SAAUMA1: Higher maximum output current of 4A but with a slightly larger package size. - TLE82454SAAUMA1: Enhanced protection features with additional fault diagnostics.

These alternative models provide flexibility in choosing the most suitable IC based on specific application needs.

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