UCC3580DTR-4

Product Overview

Category

UCC3580DTR-4 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in power management applications.

Characteristics

• Low-power consumption
• High efficiency
• Wide input voltage range
• Overcurrent protection
• Thermal shutdown protection

Package

UCC3580DTR-4 is available in a small outline package (SOP) with 8 pins.

Essence

The essence of UCC3580DTR-4 lies in its ability to efficiently regulate and control power in various electronic devices.

Packaging/Quantity

UCC3580DTR-4 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Maximum Output Current: 1A
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to 85°C

Pin Configuration

UCC3580DTR-4 features the following pin configuration:

```

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| | --| VOUT | --| VIN | --| GND | --| EN | --| FB | --| COMP | --| SS | |___________| ```

Functional Features

1. Voltage Regulation: UCC3580DTR-4 provides stable output voltage regardless of input voltage fluctuations.
2. Overcurrent Protection: The IC automatically shuts down when the output current exceeds the maximum limit, preventing damage to the device.
3. Thermal Shutdown Protection: In case of excessive temperature rise, the IC shuts down to prevent overheating.
4. Soft-Start Function: UCC3580DTR-4 incorporates a soft-start feature to minimize inrush current during startup, reducing stress on the system.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Wide input voltage range allows for versatile applications.
• Overcurrent and thermal shutdown protection enhance device safety.
• Soft-start function minimizes stress on the system during startup.

Disadvantages

• Limited maximum output current of 1A may not be suitable for high-power applications.
• Operating temperature range of -40°C to 85°C may restrict usage in extreme environments.

Working Principles

UCC3580DTR-4 operates based on a pulse width modulation (PWM) control scheme. It regulates the output voltage by adjusting the duty cycle of the internal switch. The feedback loop continuously monitors the output voltage and adjusts the duty cycle accordingly to maintain a stable output.

Detailed Application Field Plans

UCC3580DTR-4 finds applications in various fields, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

1. LM2576-ADJ: Similar IC with adjustable output voltage and higher maximum output current.
2. TPS5430: IC with similar characteristics but offers synchronous rectification for improved efficiency.
3. LT1763: Low dropout voltage regulator with adjustable output voltage and higher maximum output current.

These alternative models provide similar functionality to UCC3580DTR-4 and can be considered depending on specific application requirements.

In conclusion, UCC3580DTR-4 is a versatile integrated circuit used for power management applications. Its low-power consumption, wide input voltage range, and built-in protection features make it suitable for various electronic devices. While it has limitations in terms of maximum output current and operating temperature range, alternative models are available to meet specific needs.