LMZ14203H datasheet(11/31 Pages) TI

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200 mV/div

1 ms/div

1.0 A/div

IOUT

VOUT=12V

200 mV/div

1 ms/div

1.0 A/div

IOUT

VOUT=12V

20 mV/div

1 µs/div

VOUT=5V

100 mV/div

1 µs/div

VOUT=12V

0.0

0.5

1.0

1.5

2.0

2.5

3.0

11.6

11.8

12.0

12.2

12.4

12.6

OUTPUT CURRENT (A)

VIN = 15V

VIN = 24V

VIN = 30V

VIN = 36V

VIN = 42V

±1%

BOARD AREA (cm

)

0LFM (0m/s) air

225LFM (1.14m/s) air

500LFM (2.54m/s) air

Evaluation Board Area

LMZ14203H

www.ti.com

SNVS692G – JANUARY 2011 – REVISED OCTOBER 2015

Typical Characteristics (continued)

Unless otherwise specified, the following conditions apply: VIN = 24 V; Cin = 10-uF X7R Ceramic; CO = 47 uF; TA = 25°C.

Figure 31. Package Thermal Resistance RθJA

Figure 32. Line and Load Regulation TA = 25°C

4-Layer Printed-Circuit-Board With 1-oz Copper

Figure 33. Output Ripple

Figure 34. Output Ripple

VIN = 12 V, IOUT = 3 A, Ceramic COUT, BW = 200 MHz

VIN = 24 V, IOUT = 3 A, Polymer Electrolytic COUT, BW = 200

MHz

Figure 35. Load Transient Response VIN = 24 V, VOUT = 12 V

Figure 36. Load Transient Response VIN = 24 V, VOUT = 12 V

Load Step From 10% to 100%

Load Step From 30% to 100%

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