UCC3807N-3

Overview

Product Category

UCC3807N-3 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

Package

UCC3807N-3 is available in a standard 8-pin dual in-line package (DIP).

Essence

The essence of UCC3807N-3 lies in its ability to efficiently manage power in various electronic devices.

Packaging/Quantity

UCC3807N-3 is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 500mA
• Operating Temperature Range: -40°C to 85°C
• Switching Frequency: 100kHz to 1MHz
• Control Method: Current Mode PWM

Pin Configuration

UCC3807N-3 features an 8-pin dual in-line package (DIP) with the following pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. COMP: Compensation pin for feedback control loop
4. CS: Current sense input
5. RT/CT: Timing components connection
6. OUT: Output voltage
7. FB: Feedback pin for output regulation
8. EN: Enable pin for device operation control

Functional Features

• Current mode control for improved stability and transient response
• Adjustable switching frequency for flexibility in design
• Overcurrent protection for enhanced safety
• Soft-start function to minimize inrush current during startup
• Error amplifier for precise voltage regulation
• Undervoltage lockout for reliable operation

Advantages and Disadvantages

Advantages

• High efficiency leading to reduced power consumption
• Compact size, suitable for space-constrained applications
• Wide input voltage range for compatibility with various power sources
• Robust protection features ensure device longevity

Disadvantages

• Limited maximum output current may not be suitable for high-power applications
• Requires external timing components for proper operation

Working Principles

UCC3807N-3 operates based on the current mode control principle. It regulates the output voltage by adjusting the duty cycle of the internal PWM signal. The feedback loop compares the output voltage with a reference voltage and adjusts the switching frequency accordingly. This control mechanism ensures stable and efficient power management.

Detailed Application Field Plans

UCC3807N-3 finds 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

Some alternative models that can be considered as alternatives to UCC3807N-3 are: 1. LM2576-ADJ 2. LT1073 3. MC34063A 4. TPS5430

These models offer similar functionality and can be used as substitutes depending on specific design requirements.

In conclusion, UCC3807N-3 is an integrated circuit designed for power management applications. Its compact size, high efficiency, and robust features make it suitable for a wide range of electronic devices. With its current mode control and various protection mechanisms, it provides reliable and efficient power regulation.