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PQ50090QGB11NNS Datasheet(PDF) 3 Page - SynQor Worldwide Headquarters |
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PQ50090QGB11NNS Datasheet(HTML) 3 Page - SynQor Worldwide Headquarters |
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3 / 13 page  Technical Specification Product # PQ50090QGB11 Phone 1-888-567-9596 www.synqor.com Doc.# 005-0005485 Rev. A 03/29/10 Page 3 Input:48V Output:9.0V Current:11A Part No.:PQ50090QGB11 PQ50090QGB11 ELECTRICAL CHARACTERISTICS Ta = 25 °C, airflow rate = 300 LFM, Vin = 48V dc unless otherwise noted; full operating temperature range is -40 °C to +70 °C baseplate temperature with appropriate power derating. Specifications subject to change without notice. Parameter Min. Typ. Max. Units Notes & Conditions ABSOLUTE MAXIMUM RATINGS Input Voltage Non-Operating 80 V Continuous Operating 60 V Continuous Isolation Voltage Input to Output 2000 V Operating Temperature -40 70 °C Storage Temperature -55 125 °C Voltage at ON/OFF input pin -2 18 V INPUT CHARACTERISTICS Operating Input Voltage Range 44 48 52 V Input Under-Voltage Lockout Turn-On Voltage Threshold 31.5 33.0 34.5 V Turn-Off Voltage Threshold 29.0 30.5 32.0 V Lockout Voltage Hysteresis 1.5 2.5 3.5 V Maximum Input Current 2.7 A 100% Load, 44V Vin No-Load Input Current 80 160 mA Disabled Input Current 2 4 mA Response to Input Transient 225 mV 0.25V/μs input transient Input Reflected Ripple Current 5 20 mA RMS thru 10μH inductor Input Terminal Ripple Current 145 mA RMS Recommended Input Fuse 20 A Fast acting external fuse recommended Recommended External Input Capacitance 47 µF Typical ESR 0.1-0.2Ω; Figure 13 Input Filter Component Values (L\C) 2.0\6.6 µH\µF Internal values OUTPUT CHARACTERISTICS Output Voltage Set Point 8.91 9.00 9.09 V Output Voltage Regulation Over Line ±0.05\4.5 ±0.2\18 %\mV See note 1 Over Load ±0.05\4.5 ±0.2\18 %\mV See note 1 Over Temperature ±35 ±100 mV Total Output Voltage Range 8.77 9.23 V Over sample, line, load, temperature & life Output Voltage Ripple and Noise 20MHz bandwidth; see Note 2 Peak-to-Peak 25 75 mV Full load RMS 5 20 mV Full load Operating Output Current Range 0 11 A Subject to thermal derating Output DC Current-Limit Inception 11.7 13.5 15.3 A Output Voltage 10% Low Output DC Current-Limit Shutdown Voltage 6.0 V See note 3 Back-Drive Current Limit while Enabled 0.2 0.7 1.25 A Negative current drawn from output Back-Drive Current Limit while Disabled 0 10 50 mA Negative current drawn from output Maximum Output Capacitance Electrolytic 1,700 uF Nominal Vout at full load (resistive load) EFFICIENCY 100% Load 89.5 % Figures 1 - 2 50% Load 90.5 % Figures 1 - 2 PQ50090QGB11 Electrical Characteristics |
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