UCC3809DTR-2

Product Overview

Category

UCC3809DTR-2 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in power management applications.

Characteristics

• High efficiency
• Low standby power consumption
• Wide input voltage range
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection

Package

UCC3809DTR-2 is available in a small outline package (SOT-23) with three pins.

Essence

The essence of UCC3809DTR-2 lies in its ability to efficiently regulate and control power in various electronic devices.

Packaging/Quantity

UCC3809DTR-2 is typically packaged in reels, with 3000 units per reel.

Specifications

• Input Voltage Range: 4.5V to 12V
• Output Voltage Range: 1.25V to 10V
• Maximum Output Current: 500mA
• Operating Temperature Range: -40°C to +85°C
• Switching Frequency: 100kHz to 1MHz

Pin Configuration

UCC3809DTR-2 features the following pin configuration:

1. VIN (Pin 1): Input voltage pin
2. GND (Pin 2): Ground pin
3. VOUT (Pin 3): Output voltage pin

Functional Features

1. Voltage Regulation: UCC3809DTR-2 provides precise voltage regulation, ensuring stable power supply to connected devices.
2. Efficiency Enhancement: The IC incorporates advanced circuitry to maximize power conversion efficiency, reducing energy wastage.
3. Overcurrent Protection: UCC3809DTR-2 includes built-in overcurrent protection, safeguarding both the IC and the connected devices from damage.
4. Thermal Shutdown Protection: In case of excessive heat, the IC automatically shuts down to prevent overheating and potential failure.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Wide input voltage range allows for versatile applications.
• Adjustable output voltage provides flexibility in different scenarios.
• Overcurrent and thermal shutdown protection enhance safety and reliability.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• SOT-23 package may require additional measures for effective heat dissipation.

Working Principles

UCC3809DTR-2 operates based on a pulse width modulation (PWM) control scheme. It regulates the output voltage by adjusting the duty cycle of the internal switching transistor. This enables efficient power conversion and voltage regulation.

Detailed Application Field Plans

UCC3809DTR-2 finds application in various fields, including but not limited to: - Power supplies for consumer electronics - Battery chargers - LED lighting systems - Industrial automation equipment - Automotive electronics

Detailed and Complete Alternative Models

1. UCC3809DTR-1: Similar to UCC3809DTR-2, but with a different output voltage range.
2. UCC3809DTR-3: Another variant with specific characteristics tailored for certain applications.
3. UCC3809DTR-4: A higher current version suitable for more demanding power management tasks.

These alternative models offer similar functionality but may have variations in specifications or features to cater to specific requirements.

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