NDM2Z-50 Datasheet, PDF (16/32 Pages) CUI INC – AUTO COMPENSATED, DIGITAL DC-DC POL CONVERTER

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CUI Inc │ SERIES: NDM2Z-50 │ DESCRIPTION: AUTO COMPENSATED, DIGITAL DC-DC POL CONVERTER
date 12/21/2015 │ page 16 of 32
TYPICAL CHARACTERISTICS, VERTICAL
Efficiency vs. Output Current, V_I = 5 V
[%]
100
95
90
85
80
75
0
10
20
30
40
50 ^[A]
Efficiency vs. load current and output voltage:
T_P1 = +25 °C, V_I = 5 V, f_sw = 320 kHz, C_O = 470 μF/10 mΩ.
Efficiency vs. Output Current, V_I = 12 V
[%]
100
95
90
85
80
75
0
10
20
30
40
50 [A]
Efficiency vs. load current and output voltage at
T_P1 = +25 °C, V_I=12 V, f_sw = 320 kHz, C_O = 470 μF/10 mΩ.
Efficiency vs. Output Current and
Switching Frequency
[%]
95
90
85
80
75
70
0
10
20
30
40
50 _[A]
Efficiency vs. load current and switch frequency at
T_P1 = +25 °C, V_I = 12 V, V_O = 1.0 V, C_O = 470 μF/10 mΩ.
Default configuration except changed frequency
Power Dissipation vs. Output Current, V_I = 5 V
[W]
12
10
8
0.6 V
6
1.0 V
1.8 V
4
3.3 V
2
0
0
10
20
30
40
50 [A]
Dissipated power vs. load current and output voltage:
T_P1 = +25 °C, V_I = 5 V, f_sw = 320 kHz, C_O = 470 μF/10 mΩ.
Power Dissipation vs. Output Current, V_I = 12 V
[W]
12
10
8
0.6 V
6
1.0 V
1.8 V
4
3.3 V
2
0
0
10
20
30
40
50 [A]
Dissipated power vs. load current and output voltage:
T_P1 = +25 °C, V_I=12 V, f_sw = 320 kHz, C_O = 470 μF/10 mΩ.
Power Dissipation vs. Output Current and
Switching frequency
[W]
12
10
200
kHz
8
320
kHz
6
480
kHz
4
640
kHz
2
0
0
10
20
30
40
50 _[A]
Dissipated power vs. load current and switch frequency at
T_P1 = +25 °C, V_I = 12 V, V_O = 1.0 V, C_O = 470 μF/10 mΩ.
Default configuration except changed frequency
0.6 V
1.0 V
1.8 V
3.3 V
0.6 V
1.0 V
1.8 V
3.3 V
200
kHz
320
kHz
480
kHz
640
kHz
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