TIDT273 April   2022

 

  1.   Description
  2.   Features
  3.   Applications
  4. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
  5. 2Testing and Results
    1. 2.1 DC Input Efficiency and Voltage Regulation Graphs
    2. 2.2 DC Input Efficiency and Voltage Regulation Data
    3. 2.3 AC Input Efficiency and Voltage Regulation Graphs
    4. 2.4 AC Input Efficiency and Voltage Regulation Data
    5. 2.5 Thermal Images
    6. 2.6 Bode Plots
  6. 3Waveforms
    1. 3.1 Switch-Node Waveforms
    2. 3.2 Output Voltage Ripple
    3. 3.3 Transient Response
    4. 3.4 Start-up

AC Input Efficiency and Voltage Regulation Data

Table 2-4 and Table 2-5 show the AC input efficiency and voltage regulation data at 85 VAC and 265 VAC, respectively.

Table 2-4 85 VAC

Vin (VAC)

Pin (W)

Vout (V)

Iout (A)

Pout (W)

Eff (%)

Ploss (W)

85.000

0.348

23.710

0.000

0.000

0.000

0.348

85.000

1.680

23.720

0.050

1.186

0.706

0.494

85.150

3.045

23.720

0.101

2.396

0.787

0.649

85.150

4.413

23.720

0.151

3.582

0.812

0.831

85.150

5.710

23.720

0.200

4.744

0.831

0.966

85.150

7.150

23.710

0.252

5.975

0.836

1.175

85.150

8.520

23.710

0.302

7.160

0.840

1.360

85.150

9.860

23.710

0.349

8.275

0.839

1.585

85.150

11.914

23.710

0.422

10.006

0.840

1.908

Table 2-5 265 VAC

Vin (VAC)

Pin (W)

Vout (V)

Iout (A)

Pout (W)

Eff (%)

Ploss (W)

265.000

1.080

23.710

0.000

0.000

0.000

1.080

265.000

1.840

23.720

0.051

1.210

0.657

0.630

265.000

3.428

23.720

0.101

2.396

0.699

1.032

265.000

4.990

23.720

0.151

3.582

0.718

1.408

265.000

6.450

23.720

0.200

4.744

0.736

1.706

265.000

7.860

23.720

0.250

5.930

0.754

1.930

265.000

9.140

23.710

0.300

7.113

0.778

2.027

265.000

10.500

23.710

0.349

8.275

0.788

2.225

265.000

12.400

23.710

0.422

10.006

0.807

2.394