Manufacturer Part Number
UCC3808D-2
Manufacturer
Texas Instruments
Introduction
The UCC3808D-2 is a low-power, biCMOS current-mode Pulse Width Modulation (PWM) controller designed for a wide range of DC-DC conversion applications including boost, flyback, and isolated outputs.
Product Features and Performance
Low start-up current of under 0.5mA
BiCMOS technology for optimal power consumption and performance
Current-mode control for improved transient response
Step-Up, Step-Down functionality for versatile application
Push-Pull topology enhances efficiency
Supports dual outputs for multiple uses
Operating frequency at 194kHz allowing for smaller components
Maximum duty cycle of 49% to control output voltage accurately
Product Advantages
High efficiency through optimal circuit design
Flexibility in application due to comprehensive output configurations
Enhanced system reliability via current-mode control
Low power operation reduces energy consumption
Key Technical Parameters
Voltage Supply (Vcc/Vdd): 4.1V ~ 15V
Frequency Switching: 194kHz
Duty Cycle (Max): 49%
Operating Temperature: 0°C ~ 70°C (TA)
Mounting Type: Surface Mount
Package / Case: 8-SOIC
Quality and Safety Features
Constructed with BiCMOS technology ensuring stable performance
Designed for optimal thermal performance and durability
Compatibility
Suitable for use in various DC-DC conversion applications due to versatile input voltage range and output configuration
Application Areas
Power supply units
Portable devices
Telecommunications equipment
Consumer electronics
Industrial controllers
Product Lifecycle
Status: Active. The UCC3808D-2 remains in production, with no current indication of discontinuation. Upgrades or replacements can be considered as part of ongoing product enhancements.
Several Key Reasons to Choose This Product
High-efficiency operation reduces energy consumption and cost
Versatile application range due to broad input voltage and multiple output configurations
Robust design featuring current-mode control for enhanced reliability
Low start-up current facilitates efficient power utilization
Push-Pull topology supports compact and efficient system design
Supported by Texas Instruments’ extensive technical and application resources
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