Manufacturer Part Number
UC3845AD8
Manufacturer
Texas Instruments
Introduction
The UC3845AD8 is a high-performance PWM controller from Texas Instruments, designed for power management applications.
Product Features and Performance
Integrated Pulse Width Modulation (PWM) controller
Improved versions of the standard UC384x series
Optimized for high performance and reliability in power supply applications
Enhanced feature set includes under-voltage lockout, a leading-edge blanking of the current sensing, and a programmable slope compensation
Provides low startup and operating current
Product Advantages
High-efficiency control for power supply design
Flexible operation modes for a broad range of applications
Low power consumption enhances system reliability
Provides accurate and stable PWM signals
Key Technical Parameters
Voltage Input: -0.3V ~ 6.3V
Voltage Supply: 7.6V ~ 30V
Current Supply: 11 mA
Operating Temperature: 0°C ~ 70°C (TA)
Mounting Type: Surface Mount
Package / Case: 8-SOIC (0.154", 3.90mm Width)
Quality and Safety Features
Under-voltage lockout for system protection
Programmable slope compensation for stability
Leading-edge blanking of the current sensing
Compatibility
Compatible with a wide range of power supply designs and topologies
Application Areas
Power supplies for computers
SMPS (Switched Mode Power Supplies)
Power management for consumer electronics
Industrial power systems
Product Lifecycle
Last Time Buy status, indicating nearing discontinuation of the model
Replacement or upgrade options might be available from Texas Instruments’ newer product lines
Several Key Reasons to Choose This Product
High-performance PWM control enhances power supply efficiency
Flexible and reliable operation across a wide range of applications
Low system power consumption for enhanced reliability
Robust safety features protect the system under adverse conditions
Support from a reputable manufacturer like Texas Instruments