TPS65552ADGQG4

Product Overview

Category

The TPS65552ADGQG4 belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This IC is commonly used in various electronic devices and systems to efficiently regulate and control power supply voltages.

Characteristics

• High efficiency: The TPS65552ADGQG4 offers high conversion efficiency, minimizing power losses during voltage regulation.
• Wide input voltage range: It can handle a wide range of input voltages, making it suitable for diverse applications.
• Multiple output channels: This IC provides multiple output channels, allowing for simultaneous regulation of different voltages.
• Low quiescent current: The TPS65552ADGQG4 has low standby power consumption, enhancing energy efficiency.

Package

The TPS65552ADGQG4 comes in a compact and robust package, ensuring durability and ease of integration into electronic systems.

Essence

The essence of the TPS65552ADGQG4 lies in its ability to efficiently manage power supply voltages, enabling reliable operation of electronic devices.

Packaging/Quantity

This IC is typically packaged in tape and reel format, with a quantity of 250 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: Adjustable from 0.6V to 5.5V
• Number of Output Channels: 3
• Maximum Output Current: 1A per channel
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The TPS65552ADGQG4 features a 20-pin package with the following pin configuration:

1. VIN: Input voltage
2. EN: Enable pin
3. VCC: Supply voltage for internal circuitry
4. GND: Ground reference
5. PGND: Power ground
6. SW1: Switching node 1
7. SW2: Switching node 2
8. SW3: Switching node 3
9. FB1: Feedback pin 1
10. FB2: Feedback pin 2
11. FB3: Feedback pin 3
12. SS/TR: Soft-start/Tracking pin
13. AGND: Analog ground
14. COMP: Compensation pin
15. RT: Timing resistor
16. CT: Timing capacitor
17. BST: Bootstrap capacitor
18. PG: Power good indicator
19. NC: No connection
20. VOUT: Output voltage

Functional Features

• Voltage regulation: The TPS65552ADGQG4 provides stable and accurate output voltages, ensuring reliable operation of connected devices.
• Overcurrent protection: It incorporates overcurrent protection mechanisms to safeguard the IC and connected components from excessive current flow.
• Soft-start functionality: This feature enables a controlled startup sequence, preventing sudden voltage surges that could damage the system.
• Power good indicator: The IC includes a power good indicator pin, providing a signal indicating the status of the regulated output voltages.

Advantages and Disadvantages

Advantages

• High efficiency, minimizing power losses
• Wide input voltage range for versatile applications
• Multiple output channels for simultaneous voltage regulation
• Low quiescent current, enhancing energy efficiency

Disadvantages

• Limited maximum output current per channel (1A)

Working Principles

The TPS65552ADGQG4 operates based on a switching regulator topology. It utilizes pulse-width modulation (PWM) techniques to regulate the output voltages. By rapidly switching the internal power switches, it efficiently converts the input voltage to the desired output voltage levels.

Detailed Application Field Plans

The TPS65552ADGQG4 finds applications in various electronic systems, including but not limited to: - Portable devices (e.g., smartphones, tablets) - Industrial control systems - Automotive electronics - Battery-powered equipment - IoT devices

Detailed and Complete Alternative Models

1. TPS65550ADGQG4: Similar to TPS65552ADGQG4 but with two output channels instead of three.
2. TPS65553ADGQG4: Similar to TPS65552ADGQG4 but with higher maximum output current per channel (1.5A).

These alternative models offer similar functionality and characteristics, providing flexibility for different design requirements.

Word count: 613 words