SQE48T30018-NGB0 POWER ONE, SQE48T30018-NGB0 Datasheet - Page 23

• Manufacturer Part Number: SQE48T30018-NGB0
• Description: Module DC-DC 1-OUT 1.8V 30A 8-Pin 1/8-Brick
• Manufacturer: POWER ONE
• Type: Step Downr

Specifications of SQE48T30018-NGB0

• Package: 81/8-Brick
• Output Current: 30 A
• Output Voltage: 1.8 V
• Input Voltage: 48 V
• Number Of Outputs: 1

Fig. 1.5V.9: Output voltage response to load current step-
change (10 A – 20 A – 10 A) at Vin = 48 V. Top trace: output
voltage
(10 A/div.). Current slew rate: 0.1 A/µs. Co = 1 µF ceramic.
Time scale: 0.2 ms/div.
Fig. 1.5V.11: Output voltage ripple (20 mV/div.) at full rated
load current into a resistive load with Co = 10 µF tantalum + 1
µF ceramic and Vin = 48 V. Time scale: 1 µs/div.
ZD-01961 Rev. 2.0, 05-Feb-10
(100
mV/div.).
Bottom
trace:
load
current
www.power-one.com
36-75 VDC Input; 1.2-3.3 VDC @ 30 A Output
SQE48T30 DC-DC Series Data Sheet
Fig. 1.5V.10: Output voltage response to load current step-
change (10 A – 20 A – 10 A) at Vin = 48 V. Top trace: output
voltage (100 mV/div.). Bottom trace: load current (10 A/div.).
Current slew rate: 5A/µs. Co = 470 µF POS + 1 µF ceramic.
Time scale: 0.2 ms/div.
Fig. 1.5V.12: Test setup for measuring input reflected ripple
currents, i
Vsource
inductance
i
source
10 H
S
c
and i
s
.
electrolytic
capacitor
ESR < 1
33 F
i
C
Converter
SQE48
DC-DC
Page 23 of 29
capacitor
ceramic
1 F
Vout