The IC component MIC38HC43-1YM-TR is a highly integrated solution designed for controlling and driving low power offline converters. Its compact size and advanced features make it suitable for various applications, such as LED lighting and power supplies. Here are some key features of this IC component:
1. High integration: The MIC38HC43-1YM-TR integrates a power factor correction (PFC) controller, a current mode PWM control with frequency jittering, and a high voltage startup circuit. This level of integration reduces the component count and overall solution size.
2. Power Factor Correction: The PFC controller ensures that the power factor of the converter is close to unity, leading to a high efficiency and reduced energy consumption. It complies with international standards for power factor correction.
3. Constant Current and Voltage Regulation: The current mode PWM control provides precise regulation of the output current or voltage, ensuring a stable and accurate power supply for various applications. It includes frequency jittering to reduce EMI emissions.
4. High voltage startup: The integrated high voltage startup circuit allows the converter to start up reliably even in low voltage conditions. This feature ensures proper operation and avoids damage to the IC.
5. Protection Features: The MIC38HC43-1YM-TR includes several protection features to enhance the reliability and safety of the system. It has overvoltage protection (OVP), overcurrent protection (OCP), and overtemperature protection (OTP) mechanisms
