TIDT255 January   2022

 

  1.   Description
  2. 1Features
  3.   Applications
  4. 2Test Prerequisites
    1. 2.1 Voltage and Current Requirements
    2. 2.2 Required Equipment
    3. 2.3 Dimensions
  5. 3Testing and Results
    1. 3.1 Efficiency Graphs
    2. 3.2 Efficiency Data
    3. 3.3 Load Regulation
    4. 3.4 Thermal Images
    5. 3.5 EMI
  6. 4Waveforms
    1. 4.1 Switch-node Voltage
    2. 4.2 Output Voltage Ripple
    3. 4.3 Over Current Protection
    4. 4.4 Load Transients
    5. 4.5 Start-up Sequence

Load Regulation

Table 3-1 Vo1 load regulation

Vin(V)

Vo1_18V (V)

Io1_18V(mA)

Vo1_-5V (V)

Io1_-5V (mA)

24

18.865

0.0

-4.906

0.0

24

18.164

5.8

-5.063

5.5

24

18.096

10.3

-5.031

10.3

24

18.060

15.0

-4.984

14.9

24

17.895

22.4

-5.023

22.5

Table 3-2 Vo2 load regulation

Vin(V)

Vo2_18V (V)

Io2_18V (mA)

Vo2_-5V (V)

Io2_-5V (mA)

24

18.965

0.0

-4.936

0.0

24

18.471

5.4

-4.924

5.0

24

18.235

11.4

-4.928

11.0

24

18.046

16.1

-5.012

15.0

24

17.945

22.0

-5.012

21.0

Table 3-3 Vo3 load regulation

Vin

(V)

Vo3_18V (V)

Io3_18V (mA)

Vo3_-5V (V)

Io3_-5V (mA)

24

19.246

0.0

-4.918

0.0

24

18.715

5.4

-4.910

5.0

24

18.523

11.5

-4.912

11.0

24

18.253

16.1

-5.012

15.0

24

18.146

22.0

-5.008

21.0

Table 3-4 Vo4 load regulation

Vin (V)

Vo4_18V (V)

Io4_18V (mA)

Vo4_-5V (V)

Io4_-5V (mA)

24

18.981

0.0

-4.932

0.0

24

18.360

5.5

-4.926

5.0

24

18.194

11.5

-4.942

11.0

24

18.018

16.1

-5.032

15.0

24

17.930

22.0

-5.032

21.0