LIN Zong Han

• System Function Design: Designed Bandgap, Oscillator, UVLO, and Reset circuits.
  Bandgap Circuit: Provided temperature-independent reference voltage and current, focusing on offset, noise, and stability.
  Oscillator Circuit: Generated precise frequencies for switching regulators with trimming for accuracy.
  UVLO Circuit: Designed power-on/off voltage detection circuits as per specifications.
  Reset Circuit: Developed circuits for monitoring and control functions.
  
• DC-DC Converter Design: Specialized in Boost circuit design, emphasizing power efficiency and stability.

Key areas include:

Power MOSFET Design: Optimized Ron based on area and specification requirements.
Pre-Driver Design: Enhanced MOSFET performance by optimizing slew rate, dead time, and current spikes.
Current Sensing: Designed circuits for Peak Current Mode, ensuring accuracy, speed, and reliability.
Error Amplifier: Developed closed-loop feedback systems for precise voltage regulation.
Stability Analysis: Performed loop gain, phase margin, and frequency stability evaluation using SIMPLIS.
Protection Circuits: Designed OCP, OVP, UVP, and SCP for robust system reliability.

• Other Responsibilities: Conducted pre-simulation with Virtuoso and post-simulation using HSPICE.
  Assisted in IC debugging during tape-out, including COB, package measurements, and probing
  

• Hardware Circuit Design: Familiar with TCON, Source Driver, and PWMIC specifications and applications, and skilled in designing corresponding products.
• Circuit Verification: Conducted application testing and verification for TCON, Source Driver, and PWMIC to ensure compliance with specifications.
• Project Maintain :

Increased manufacturing yield rates with meticulous attention to detail in design documentation and standardization practices.