TIDT421
November 2024
1
Description
Features
Applications
1
Test Prerequisites
1.1
Voltage and Current Requirements
1.2
Suggested Equipment
1.3
General Texas Instruments High Voltage Evaluation (TI HV EMV) User Safety Guidelines
2
Testing and Results
2.1
Efficiency Graphs
2.2
Power Factor (PF) and Input Current Total Harmonic Distortion (iTHD)
2.3
Efficiency, PF, and THD Data
2.4
Standby Power
2.5
Thermals
2.6
Bode Plots
3
Waveforms
3.1
Switching
3.2
Output Voltage Ripple
3.3
Load Transients
3.4
Start-Up Sequence
Features
Wide output voltage range of 0V to 12.5V in trickle-charge mode and 7.5V to 22.5V in full-charge mode
Trickle-charge current of 165mA and full charge current of 19A
No load input power of 174mW at 115Vac and 325mW at 230Vac
Peak end-to-end efficiency of 93.55%
Input current THD% less than 5% at full load
110mm × 140mm × 50mm