TIDT412A October   2024  – November 2024

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
    3. 1.3 Considerations
    4. 1.4 Dimensions
  6. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Thermal Images
    4. 2.4 Bode Plots
    5. 2.5 PWM Duty Cycle Versus Output Voltage
  7. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Transitions
    3. 3.3 Load Transients
    4. 3.4 High Current Load Transients
    5. 3.5 Start-up and Shutdown Sequences
    6. 3.6 Overvoltage Protection
    7. 3.7 Reverse Voltage Protection

1.1 Voltage and Current Requirements

Table 1-1 Voltage and Current Requirements
PARAMETER SPECIFICATIONS

VIN

48VDC

Use J1 onboard (Phoenix Contact 1714971, 9.52mm, 2 x 1, TH)

VOUT

6VDC to 35VDC (adjustable)

IOUT

9A, maximum continuous; 25A, maximum peak

Use J3 onboard (Eaton EM292902-UL, 10.16mm, 2x1, Tin, R/A, TH)
FSW

400kHz, nominal
Various Signals

Connect a conductor (jumper) from the J4 pin 7 (DEMB) to pin 6 (VDDA) for two-phase operation

Connect the positive of a function generator to J4 pin 11 (VPWM), and the negative to J4 pin 14 for output voltage control
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