UCC3809PTR-2G4

Product Overview

Category

UCC3809PTR-2G4 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

• Integrated circuit
• Power management functionality
• High efficiency
• Compact size
• Low power consumption

Package

UCC3809PTR-2G4 is available in a small outline package (SOP) format.

Essence

The essence of UCC3809PTR-2G4 lies in its ability to efficiently manage power in various electronic devices.

Packaging/Quantity

This product is typically packaged in reels and is available in quantities of 2500 units per reel.

Specifications

• Input voltage range: 2.7V to 18V
• Output voltage range: 0.8V to 16V
• Maximum output current: 500mA
• Operating temperature range: -40°C to 125°C
• Switching frequency: 100kHz to 1MHz
• Control method: Current mode control
• Protection features: Overvoltage protection, undervoltage lockout, thermal shutdown

Detailed Pin Configuration

1. VDD: Power supply input
2. GND: Ground reference
3. COMP: Compensation pin for feedback loop
4. CS: Current sense input
5. RT/CT: Timing components connection pins
6. OUT: Power output
7. FB: Feedback pin for regulating output voltage
8. EN/UVLO: Enable/Undervoltage lockout control pin

Functional Features

• Current mode control for stable operation
• Adjustable output voltage through feedback mechanism
• Overvoltage protection ensures safe operation
• Undervoltage lockout prevents improper functioning at low voltages
• Thermal shutdown feature protects against overheating

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption
• Compact size allows for integration in space-constrained designs
• Wide input voltage range enables versatile applications
• Protection features enhance reliability and safety

Disadvantages

• Limited maximum output current may restrict usage in high-power applications
• Control method may require additional external components for precise regulation

Working Principles

UCC3809PTR-2G4 operates on the principle of current mode control. It regulates the output voltage by adjusting the duty cycle of the internal switching transistor based on the feedback received from the FB pin. This control mechanism ensures stable operation and efficient power management.

Detailed Application Field Plans

UCC3809PTR-2G4 finds extensive application in various fields, including but not limited to: 1. Power supplies for consumer electronics 2. Battery charging circuits 3. LED lighting systems 4. Industrial automation equipment 5. Automotive electronics

Detailed and Complete Alternative Models

1. UCC3809PTR-1G4: Similar to UCC3809PTR-2G4 with minor variations in specifications.
2. UCC3809PTR-3G4: Another variant with different characteristics and pin configuration.
3. UCC3809PTR-4G4: Alternative model offering specific features for specialized applications.

(Note: The above alternative models are provided as examples and may not represent an exhaustive list.)

In conclusion, UCC3809PTR-2G4 is a highly efficient integrated circuit designed for power management applications. Its compact size, wide input voltage range, and protection features make it suitable for various electronic devices. While it has limitations in terms of maximum output current, its advantages outweigh the disadvantages. With its current mode control and adjustable output voltage, this IC offers reliable and efficient power management solutions across multiple industries.