Manufacturer Part Number
NCP1581DR2G
Manufacturer
onsemi
Introduction
The NCP1581DR2G is a DC-DC switching controller designed for power management applications.
Product Features and Performance
Step-Down (Buck) topology
Single output transistor driver
Positive output configuration
Support for synchronous rectification
Enable and soft start control features
Switching frequency of 400kHz
Maximum duty cycle of 85%
Operates from a supply voltage of 6.3V to 20V
One output phase
Product Advantages
Integrated functionality for a compact design
High efficiency due to synchronous rectification
Soft start minimizes inrush current upon startup
Extended operating temperature range suitable for various environments
Key Technical Parameters
Output Type: Transistor Driver
Function: Step-Down
Number of Outputs: 1
Voltage - Supply (Vcc/Vdd): 6.3V ~ 20V
Frequency - Switching: 400kHz
Duty Cycle (Max): 85%
Synchronous Rectifier: Yes
Operating Temperature: 0°C ~ 125°C (TJ)
Quality and Safety Features
Designed to operate at high temperatures up to 125°C
Compliance with safety and quality standards
Compatibility
Surface-mount technology compatible with 14-SOIC package
Can be used with a wide range of supply voltages
Application Areas
Power management solutions in computing, consumer electronics, and industrial applications
Product Lifecycle
Obsolete status
Potential for replacement or upgrade options available through onsemi
Several Key Reasons to Choose This Product
High efficiency for energy-saving applications
Ability to handle a wide range of input voltages for versatile use
High switching frequency for improved performance
Built-in features like enable and soft start for better control
Robust design suitable for extreme temperature conditions