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PQ50180HTB10 Datasheet(PDF) 7 Page - SynQor Worldwide Headquarters |
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PQ50180HTB10 Datasheet(HTML) 7 Page - SynQor Worldwide Headquarters |
7 / 14 page Technical Specification Product # PQ50180HTB10 Phone 1-888-567-9596 www.synqor.com Doc.# 005-0005486 Rev. B 04/14/10 Page 7 Input:44-52V Output:18V Current:10A Part No.:PQ50180HTB10 10µH source impedance Input Terminal Ripple Current Input Reflected Ripple Current Output Voltage Ripple 1µF ceramic capacitor 15µF, 450m Ω ESR tantalum capacitor 47µF, <1Ω ESR electrolytic capacitor VSOURCE VOUT i S i C Converter DC-DC Figures Figure 7: Turn-on transient at full load (resistive load) (10 ms/div). Input voltage pre-applied. Top Trace: Vout (5V/div). Bottom Trace: ON/OFF input (5V/div) Figure 8: Turn-on transient at zero load (10 ms/div). Top Trace: Vout (5V/div). Bottom Trace: ON/OFF input (5V/div) Figure 9: Output voltage response to step-change in load current (50%-75%-50% of Iout(max); dI/dt = 0.1A/µs). Load cap: 15µF, 450mΩ ESR tantalum cap and 1µF ceramic cap. Top trace: Vout (500mv/div), Bottom Trace:Iout (5A/div). Figure 10: Output voltage response to step-change in load current (50%-75%-50% of Iout(max): dI/dt = 5A/µs). Load cap: 470µF, 15mΩ ESR tantalum cap and 1µF ceramic cap. Top trace: Vout (500mv/div), Bottom Trace:Iout (5A/div). Figure 11: Test set-up diagram showing measurement points for Input Terminal Ripple Current (Figure 12), Input Reflected Ripple Current (Figure 13) and Output Voltage Ripple (Figure 14). Figure 12: Input Terminal Ripple Current, ic, at full rated output current and nominal input voltage with 10µH source impedance and 47µF electrolytic capacitor (100mA/div). (See Figure 11). |
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