参数资料
型号: SQ48S15033-PS00
厂商: Power-One
文件页数: 11/64页
文件大小: 0K
描述: DC/DC EIGHTH BRICK
标准包装: 63
系列: *
SQ48 DC-DC Series Data Sheet
36-75 VDC Input; 1.0-12 VDC Output
SQ48T/S04120 (12 Volt Out)
Fig. 12V.11: Output voltage response to load current
step-change (1A – 2A – 1A) at Vin = 48V. Top trace:
output voltage (200mV/div.). Bottom trace: load current
(1A/div.). Current slew rate: 0.1A/μs. Co = 1μF ceramic.
Time scale: 0.5 ms/div.
Fig. 12V.12: Output voltage response to load current
step-change (1A – 2A – 1A) at Vin = 48V. Top trace:
output voltage (200 mV/div.). Bottom trace: load current
(1A/div.). Current slew rate: 5 A/μs. Co = 47μF tantalum
+ 1μF ceramic. Time scale: 0.5 ms/div.
i S
i C
Semi Q Family
10 μ H
source
inductance
V source
33 μ F
ESR <1 ?
electrolytic
capacitor
TM
DC-DC
Converter
1 μ F
ceramic
capacitor
Vout
Fig. 12V.13: Output voltage ripple (50 mV/div.) at full
rated load current into a resistive load with Co = 10 μF
tantalum + 1 μF ceramic and Vin = 48V. Time scale:
1μs/div.
Fig. 12V.14: Test Setup for measuring input reflected
ripple currents, i c and i s .
Rev6 11-Apr-2011
Page 11 of 64
www.power-one.com
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