Product # NQ12T50SMA16

Phone 1-888-567-9596

Doc.# 005-2NS12TE Rev. A

5/28/04

Page 9

Performance Curves

9.6 - 14.4Vin 16A

Non-Isolated

Non-Isolated

SMT Converter

SMT Converter

0.0001

0.001

0.01

0.1

10

100

1,000

10,000

100,000

Hz

0.9 V

1.2 V

1.5 V

1.8 V

2.5 V

3.3 V

5.0 V

Figure 19: Magnitude of incremental output impedance (Zout =

talum output capacitor.

-110

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

0

100

1,000

10,000

100,000

Hz

0.9 V

1.2 V

1.5 V

1.8 V

2.5 V

3.3 V

5.0 V

Figure 20: Magnitude of incremental forward transmission (FT =

talum output capacitor.

-25

-20

-15

-10

-5

0

5

10

10

100

1,000

10,000

100,000

Hz

0.9 V

1.2 V

1.5 V

1.8 V

2.5 V

3.3 V

5.0 V

Figure 21: Magnitude of incremental reverse transmission (RT =

lum output capacitor.

0.01

0.1

1

10

100

10

100

1,000

10,000

100,000

Hz

0.9 V

1.2 V

1.5 V

1.8 V

2.5 V

3.3 V

5.0 V

Figure 22: Magnitude of incremental input impedance (Zin = vin/iin)

put capacitor.

0.0

1.0

2.0

3.0

4.0

5.0

6.0

0

5

10

15

20

25

Figure 23: Output voltage vs. load current showing current limit incep-

tion point and fold-back current limit behavior.

Vout nominal

Vout nom / 2