Datasheet

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Performance Data and Typical Characteristic Curves – Configured as Buck-Boost

Table 2. System Scan of 27 Highest Peaks

Peak # Limit Frequency (Hz) Level (dB) Margin (dB)

1 QP 262000 58.9 –2.8

2 AV 262000 48.37 –3

3 QP 394000 54.95 –3

4 AV 394000 42.69 –5.3

5 QP 526000 51.45 –4.6

6 QP 798000 42.25 –13.8

7 QP 1042000 47.07 –8.9

8 QP 1186000 48.71 –7.3

9 QP 1326000 50.23 –5.8

10 QP 1458000 48.14 –7.9

11 QP 1958000 45.66 –10.3

12 QP 2110000 46.6 –9.4

13 QP 2258000 48.92 –7.1

14 QP 2746000 44.71 –11.3

15 QP 2906000 46.93 –9.1

16 QP 3058000 49.22 –6.8

17 QP 3190000 47.93 –8.1

18 QP 3678000 44.55 –11.5

19 QP 3846000 46.77 –9.2

20 QP 3990000 48.4 –7.6

21 QP 4782000 46.62 –9.4

22 QP 28686000 46.82 –13.2

23 QP 28838000 46.86 –13.1

24 QP 29178000 47.75 –12.3

25 QP 29342000 47.72 –12.3

26 QP 29654000 48.22 –11.8

27 QP 29950000 49.31 –10.7

NOTE: When using unshielded inductors it is important that the devices sit in perpendicular planes.

If the input filter inductors are not positioned at right angles conducted emissions will

increase.

SLVU813A–November 2012–Revised June 2013 Using the TPS92075 Buck-Boost Converter

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