AP2952
2A synchronous buck converter with wide input voltage range (4.5V-18V) and high efficiency up to 95%
Product Overview
Description
The AP2952 is a 2A synchronous buck converter with integrated high-side and low-side MOSFETs. It features a wide input voltage range of 4.5V to 18V, making it suitable for various applications including industrial, consumer, and automotive.
The device achieves up to 95% efficiency through synchronous rectification and operates at a fixed 500kHz switching frequency, allowing for compact external components. Current-mode control provides fast transient response.
Protection features include cycle-by-cycle current limit, thermal shutdown, and under-voltage lockout. The AP2952 is available in a compact SOP-8 package.
Product Series
AP
Primary Application
Industrial control systems
Key Features
- High efficiency and reliability
- Optimized for industrial applications
- Comprehensive technical support
- Available from stock
Specifications
| Input Voltage | 4.5V-18V |
|---|---|
| Output Current | 2A |
| Switching Frequency | 500kHz |
| Efficiency | Up to 95% |
| Quiescent Current | <1mA |
| Package | SOP-8 |
Applications
Industrial control systems
Industrial automation and control
Consumer electronics
Consumer electronics
Set-top boxes
Electronic system design
Networking equipment
Communication and interface
FAE Expert Insights
"The AP2952 is a versatile buck converter that I've used in numerous designs. The wide input range covers most common voltage rails, and the integrated MOSFETs simplify design. Efficiency is excellent across the load range. For best performance, use low-ESR ceramic capacitors and follow the recommended inductor selection guide. The current-mode control provides good transient response for applications with load steps."
I highly recommend the AP2952 for its proven reliability and excellent performance in real-world applications.
— Senior FAE Team, BeiLuo
Frequently Asked Questions
What is the maximum output current?
The AP2952 can deliver up to 2A continuous output current with proper thermal design. For higher current requirements, consider the AP2953 which supports 3A. For detailed specifications and application support on chipown AP2952, refer to the datasheet or contact our team.
Choose AP2953 for applications requiring >2A.
What input voltage range is supported?
The AP2952 supports input voltages from 4.5V to 18V, covering most common voltage rails including 5V, 9V, 12V, and 15V systems. For detailed specifications and application support on chipown AP2952, refer to the datasheet or contact our team.
Verify input voltage stays within 4.5V-18V range.
What inductor value should I use?
Typical inductor values range from 4.7μH to 10μH depending on output voltage and current. Higher inductance reduces ripple but increases size. Calculate based on 20-40% ripple current. For detailed specifications and application support on chipown AP2952, refer to the datasheet or contact our team.
Contact FAE for inductor calculation.
What is the switching frequency?
The AP2952 operates at a fixed 500kHz switching frequency, allowing for compact external components while maintaining good efficiency. For detailed specifications and application support on chipown AP2952, refer to the datasheet or contact our team.
500kHz allows compact design with good efficiency.
What protection features are included?
The AP2952 includes cycle-by-cycle current limit, thermal shutdown, and under-voltage lockout (UVLO) to protect against fault conditions. For detailed specifications and application support on chipown AP2952, refer to the datasheet or contact our team.
Comprehensive protection for reliable operation.