1. Test Set-ups
2. Characteristics
2.1 Line and Load regulation
2.2 Input turn ON/OFF voltage characteristics.
2.3 Efficiency and Power factor vs. Output power and Input Voltage, Standby Input Power
2.4 Over current protection (OCP) characteristics.
2.5 Over voltage protection (OVP) characteristics.
2.6 Output rise and fall characteristics
2.7 Output rise and fall characteristics with ON/OFF control.
2.8 Hold up time characteristics
2.9 Dynamic line response characteristics
2.10 Dynamic load response characteristics
2.11 Response to brownout characteristics
2.12 Inrush current characteristics
2.13 Input current waveforms
2.14 Input current harmonics
2.15 Leakage current characteristics
2.16 Output ripple and noise waveforms
2.17 Electro-Magnetic Interference characteristics
Test Equipment used:
Digital Muilti-Meter (DMM) - Model: Flute 45
Power Source - Model: Kikusui DCR4000L
Electronic Load - Model: Chroma 63201
Digital Power Meter - Model: Yokogawa WT1010
Oscilloscope - Model: LeCroy Waverunner 6050
Leakage Tester - Associate Research Model no. 620L
Terminology used
Vin ……………Input Voltage Io……………...Output Current
Vo……………..Output Voltage Tbp……………Base Plate Temperature
Vcnt…………...Control Voltage Ta……………..Ambient Temperature
Iin……………..Input Current f……………….Frequency
Pin…………….Input Power Eff…………….Efficiency
Po……………..Ouptut Power PF………..……Power factor
INDEX
TDK-LAMBDA Page 2