TIDT427A
December 2025 – April 2025
1
Description
Features
Applications
1
Test Prerequisites
1.1
Voltage and Current Requirements
1.2
Dimensions
1.3
Considerations
2
Testing and Results
2.1
Efficiency Graph
2.2
Efficiency Data
2.2.1
30V Input Voltage
2.2.2
48V Input Voltage
2.2.3
60V Input Voltage
2.3
Thermal Images
2.3.1
Thermal Images at 48VIN, 12VOUT, 10A, No Heatsink
2.3.2
Thermal Images at 48VIN, 12VOUT, 20A, RS-PRO 750-0951 Heatsink
2.4
Bode Plots
2.4.1
30V Input Voltage
2.4.2
48V Input Voltage
2.4.3
60V Input Voltage
3
Waveforms
3.1
Switching
3.1.1
48V Input Voltage
3.1.1.1
0A Output Current
3.1.1.2
20A Output Current
3.1.2
60V Input Voltage
3.1.3
30V Input Voltage
3.2
Output Voltage Ripple
3.3
Input Voltage Ripple
3.4
Load Transients
4
EMI Measurements
4.1
Results Summary (CISPR25 Limit lines)
4.2
Test Setup
4.3
Monopole Antenna (150kHz – 30MHz)
4.4
Biconical Antenna (30MHz to 200MHz)
4.5
Log-Periodic Antenna (200MHz – 1GHz)
4.6
Horn Antenna (1GHz – 3GHz)
Test Report
30V to 60V Input, 240W Buck Converter Reference Design with GaN Switches