Manufacturer Part Number
AP3428DNTR-G1
Manufacturer
Diodes
Introduction
The AP3428DNTR-G1 is a highly efficient, compact, and versatile step-down (buck) regulator designed for a wide range of applications. It offers an adjustable output voltage and integrates a synchronous rectifier for improved efficiency.
Product Features and Performance
Adjustable output voltage from 0.6V to 5.5V
Supports input voltages from 2.5V to 5.5V
Capable of delivering up to 1A of continuous output current
High switching frequency of 1.5MHz allows for small external components
Integrated synchronous rectifier for improved power efficiency
Stable with low-ESR ceramic output capacitors
Over-temperature and over-current protection
Product Advantages
Highly efficient power conversion
Compact U-DFN2020-6 package suitable for space-constrained applications
Enables a small footprint and low-profile power supply solutions
Low ripple voltage ensures a clean power supply
Easy to use with minimal external components required
Key Technical Parameters
Voltage Input (Min): 2.5V
Voltage Input (Max): 5.5V
Voltage Output (Min/Fixed): 0.6V
Voltage Output (Max): 5.5V
Current Output: 1A
Frequency Switching: 1.5MHz
Quality and Safety Features
Over-current protection
Over-temperature protection
Built-in thermal shutdown
Under-voltage lockout
Compatibility
Compatible with a wide range of output capacitors, enabling flexible circuit design
Application Areas
Consumer Electronics
Portable Devices
Networking
Wireless Communication Equipment
Power Supply Modules
Product Lifecycle
Active product status, not nearing discontinuation
Ongoing manufacturer support with availability of replacements and upgrades
Several Key Reasons to Choose This Product
High efficiency and low power dissipation extend battery life in portable applications
Support for a wide range of input and output voltages allows for versatility in design
High frequency operation enables the use of small, low-cost inductors and capacitors, reducing overall solution size
Synchronous rectification enhances efficiency, especially at low output voltages
Comprehensive protection features safeguard the device and the load from electrical faults
The compact package is ideal for space-constrained applications, enabling sleeker, more compact end products