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PQ60025EGL20NRS Datasheet(PDF) 3 Page - SynQor Worldwide Headquarters |
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PQ60025EGL20NRS Datasheet(HTML) 3 Page - SynQor Worldwide Headquarters |
3 / 13 page Product # PQ60025EGL20 Phone 1-888-567-9596 Doc.# 005-2EG625D Rev. C 11/6/03 Page 3 Technical Specification 48Vin 2.5Vout 20A Eighth Eighth 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 31.5 33.3 34.4 V Turn-Off Voltage Threshold 29.5 31.0 32.4 V Lockout Hysteresis Voltage 2.4 2.8 3.2 V Maximum Input Current 2.0 A 100% Load, 35 Vin No-Load Input Current 32 mA Disabled Input Current 2 5 mA Inrush Current Transient Rating 0.01 A2s Response to Input Transient 150 mV 1000V/ms input transient Input Reflected-Ripple Current 4.2 mA RMS thru 10µH inductor; Figs. 13 & 15 Recommended Input Fuse 10 A fast blow external fuse recommended Input Filter Component Values (C\L) 1.0\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 2.475 2.50 2.525 V Output Voltage Regulation Over Line +0.1 \ 2.5 +0.15 \ 5 %\mV Over Load +0.1 \ 2.5 +0.15 \ 5 %\mV Over Temperature +13 +38 mV Total Output Voltage Range 2.43 2.57 V over sample, line, load, temperature & life Output Voltage Ripple and Noise 20MHz bandwidth; Fig. 13 & 16 Peak-to-Peak 70 130 mV Full Load, see Figures 13 & 16 RMS 17 30 mV Full Load, see Figures 13 & 16 Operating Output Current Range 0 20 A Output DC Current-Limit Inception 20.5 23 26.5 A Output Voltage 10% Low; Fig. 17 Output DC Current-Limit Shutdown Voltage 1.2 V Back-Drive Current Limit while Enabled 0.45 A Negative current drawn from output Back-Drive Current Limit while Disabled 10 50 mA Negative current drawn from output Maximum Output Capacitance 35,000 µF 2.5Vout at 20A Resistive Load DYNAMIC CHARACTERISTICS Input Voltage Ripple Rejection 72 dB 120 Hz; Fig. 20 Output Voltage during Load Current Transient Step Change in Output Current (0.1A/µs) 120 mV 50% to 75% to 50% Iout max; Figure 11 Step Change in Output Current (5A/µs) 180 mV 50% to 75% to 50% Iout max; Figure 12 Settling Time 200 µs to within 1% Vout nom Turn-On Transient Turn-On Time 8 12 ms Full load, Vout=90% nom.; Figs. 9 & 10 Start-Up Inhibit Time 180 200 240 ms -40°C to +125°C; Figure F Output Voltage Overshoot 0 % 40,000 µF load capacitance, Iout = 0A EFFICIENCY 100% Load 87 % Figures 1 - 4 50% Load 89 % 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 PQ60025EGL20 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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