NQ04W33SKA10 Datasheet, PDF (6/13 Pages) SynQor Worldwide Headquarters – SMT Surface Mount

Technical Specification
Input: 2.4 - 6.0V
Outputs: 0.75 - 3.6V
Current: 10A
Package: SMT
18
16
14
12
10
8
6
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
4
200 LFM (1.0 m/s)
2
100 LFM (0.5 m/s)
6 layers 2oz cu board
0
0
25
40
55
70
85
Ambient Air Temperature (°C)
Figure 7: Maximum output power derating curves for 2.5Vo, 3.3Vo
units under various thermal conditions and nominal input voltage. See
Thermal Considerations section for more details.
Semiconductor junction temperature is
within 1°C of surface temperature
Figure 8: Thermal plot of 2.5Vo, 3.3Vo converters at nominal Vin and
16 amp load current mounted on a 85°C, 6-Layer, 2 oz. copper board
(typical installation).
3.3Vout
2.5Vout
0.75Vout
3.3Vout
2.5Vout
0.75Vout
on/off
Figure 9: Turn-on transient at full load (resistive load) (2 ms/div).
Ch 1: ON/OFF input (5V/div)
Ch 2-4: Vout (1V/div)
Figure 10: Turn-on transient at zero load (2 ms/div).
Ch 1: ON/OFF input (5V/div)
Ch 2-4: Vout (1V/div)
0.75Vout
2.5Vout
3.3Vout
Iout
on/off
0.75Vout
2.5Vout
3.3Vout
Iout
Figure 11: Output voltage response for 0.75V, 2.5V, 3.3V units to step-change
in load current (50-75-50% of Iout max; di/dt=0.1A/µ s). Load cap: 100µ F,
100mW ESR tant, 10µ F cer. Ch 1: Iout (10A/div), Ch 2-4: Vout (100mV/div).
Figure 12: Output voltage response for 0.75V, 2.5V, 3.3V units to step-change
in load current (50-75-50% of Iout max; di/dt=3A/µ s). Load cap: 470mF,
100mW ESR tant, 10mF cer. Ch 1: Iout (10A/div), Ch 2-4: Vout (200mV/div).
Product # NQ04W33SKA10
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Doc.# 005-2NK4S3E Rev. A 11/26/07
Page 6