Overview
The NCP1399AFDR2G is a high-performance current mode resonant controller produced by ON Semiconductor. This integrated circuit is designed for use in half-bridge resonant converters, offering a robust and efficient solution for various power supply applications. With its wide operating frequency range and comprehensive set of protection features, the NCP1399AFDR2G is ideal for developers seeking to create reliable and high-efficiency power conversion systems.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Manufacturer | ON Semiconductor | Topology | Half-Bridge, Resonant LLC |
| Number of Outputs | 1 Output | Switching Frequency | 20 kHz to 750 kHz |
| Output Current | 0.5...1 A | Input Voltage | 9.5...20 V DC |
| Operating Temperature | -40°C to 125°C | Mounting Style | SMD/SMT |
| Package | 16-SOIC | Operating Supply Current | 5.4 mA |
| Rise Time | 45 ns | Fall Time | 30 ns |
Key Features
- Pulse Width Modulation (PWM)
- Fast Current Response
- Safe Operating Area Diagram
- Automatic Dead-time with Maximum Dead-time Clamp
- Dedicated Startup Sequence for Fast Resonant Tank Stabilization
- Light Load Operation Mode for Improved Efficiency
- Quiet Skip Operation Mode to Minimize Transformer Acoustic Noise
- Latched or Auto-Recovery Overload Protection
- Latched or Auto-Recovery Output Short Circuit Protection
- Open Feedback Loop Protection
- Precise Brown-out Protection
- PFC Stage Operation Control According to Load Conditions
Applications
- Adapters and Offline Battery Chargers
- Flat Panel Display Power Converters
- Computing Power Supplies
- Industrial and Medical Power Sources
- Compact and efficient design for home or office use
Q & A
- What is the operating frequency range of the NCP1399AFDR2G?
The operating frequency range is from 20 kHz to 750 kHz.
- What is the topology of the NCP1399AFDR2G?
The topology is Half-Bridge, Resonant LLC.
- What is the output current range of the NCP1399AFDR2G?
The output current range is 0.5...1 A.
- What is the operating temperature range of the NCP1399AFDR2G?
The operating temperature range is -40°C to 125°C.
- What type of package does the NCP1399AFDR2G come in?
The package is 16-SOIC.
- Does the NCP1399AFDR2G have built-in protection features?
Yes, it includes features like overload protection, over-current protection, brown-out detection, and over-temperature protection.
- What are some typical applications of the NCP1399AFDR2G?
Typical applications include adapters, offline battery chargers, flat panel display power converters, computing power supplies, and industrial and medical power sources.
- How does the NCP1399AFDR2G improve efficiency in light load conditions?
It improves efficiency through light load operation mode and quiet skip operation mode.
- Is the NCP1399AFDR2G suitable for compact and efficient designs?
Yes, it is suitable for compact and efficient designs, making it perfect for home or office use.
- Does the NCP1399AFDR2G support PFC stage operation?
Yes, it supports PFC stage operation according to load conditions.
