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PQ60120QGA08NYS Datasheet(PDF) 3 Page - SynQor Worldwide Headquarters |
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PQ60120QGA08NYS Datasheet(HTML) 3 Page - SynQor Worldwide Headquarters |
3 / 13 page Product # PQ60120QGA08 Phone 1-888-567-9596 Doc.# 005-2QG612D Rev. A 1/23/03 Page 3 Technical Specification 48Vin 12Vout 8.3A Quarter Quarter Brick Brick Parameter Min. Typ. Max. Units Notes & Conditions ABSOLUTE MAXIMUM RATINGS Input Voltage Non-Operating 100 V continuous Operating 80 V continuous Operating Transient Protection 100 V 100ms transient Isolation Voltage (input to output) 2000 V Basic level, Pollution Degree 2 Operating Temperature -40 100 °C Storage Temperature -55 125 °C Voltage at ON/OFF input pin -2 18 V INPUT CHARACTERISTICS Operating Input Voltage Range 35 48 75 V Input Under-Voltage Lockout Turn-On Voltage Threshold 32 33 34 V Turn-Off Voltage Threshold 28.5 29.5 30.5 V Lockout Hysteresis Voltage 2.5 3.5 4.5 V Maximum Input Current 3.5 A 100% Load, 35 Vin No-Load Input Current 80 120 mA Disabled Input Current 1.6 3 mA Inrush Current Transient Rating 0.01 A2s Response to Input Transient 500 mV 1000V/ms input transient; Figure 17 Input Reflected-Ripple Current 6 mA P-P thru 10µH inductor; Figs. 13 & 15 Recommended Input Fuse 20 A fast blow external fuse recommended Input Filter Component Values (C\L) 2.46\4.7 µF\µH internal values, see Figure E Recommended External Input Capacitance 33 47 µF see Figure 13 OUTPUT CHARACTERISTICS Output Voltage Set Point 11.82 12.00 12.18 V Output Voltage Regulation Over Line +0.05 \ 5 +0.2 \ 24 %\mV Over Load +0.05 \ 5 +0.2 \ 24 %\mV Over Temperature +90 +240 mV Total Output Voltage Range 11.58 12.42 V over sample, line, load, temperature & life Output Voltage Ripple and Noise 20MHz bandwidth; Fig. 13 & 16 Peak-to-Peak 75 150 mV Full Load, see Figures 13 & 16 RMS 15 30 mV Full Load, see Figures 13 & 16 Operating Output Current Range 0 8.33 A Output DC Current-Limit Inception 9 9.6 11 A Output Voltage 10% Low Output DC Current-Limit Shutdown Voltage 7.2 V Back-Drive Current Limit while Enabled 0.1 0.3 0.8 A Negative current drawn from output Back-Drive Current Limit while Disabled 0 10 50 mA Negative current drawn from output Maximum Output Capacitance 2,000 µF 12Vout at 8.3A Resistive Load DYNAMIC CHARACTERISTICS Input Voltage Ripple Rejection 55 dB 120 Hz; Fig. 20 Output Voltage During Load Current Transient Step Change in Output Current (0.1A/µs) 500 mV 50% to 75% to 50% Iout max; Figure 11 Step Change in Output Current (5A/µs) 500 mV 50% to 75% to 50% Iout max; Figure 12 Settling Time 800 µs to within 1% Vout nom Turn-On Transient Turn-On Time 4 8 12 ms Full load, Vout=90% nom.; Figs. 9 & 10 Start-Up Inhibit Time 180 200 215 ms -40°C to +125°C; Figure F Output Voltage Overshoot 0 % 10,000 µF load capacitance, Iout = 0A EFFICIENCY 100% Load 88 % Figures 1 - 4 50% Load 88 % Figures 1 - 4 TEMPERATURE LIMITS FOR POWER DERATING CURVES Semiconductor Junction Temperature 125 °C Package rated to 150°C Board Temperature 125 °C UL rated max operating temp 130°C Transformer Temperature 125 °C See Figures 5 - 8 for derating curves ISOLATION CHARACTERISTICS Isolation Voltage 2000 V Isolation Resistance 10 M Ω Isolation Capacitance 470 pF PQ60120QGA08 ELECTRICAL CHARACTERISTICS TA=25°C, airflow rate=300 LFM, Vin=48Vdc unless otherwise noted; full operating temperature range is -40°C to +100°C ambient temperature with appropriate power derating. Specifications subject to change without notice. |
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