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DQ63325QGL09PNS Datasheet(PDF) 3 Page - SynQor Worldwide Headquarters |
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DQ63325QGL09PNS Datasheet(HTML) 3 Page - SynQor Worldwide Headquarters |
3 / 14 page Product # DQ63325QGL09 Phone 1-888-567-9596 Doc.# 005-2DQ632D Rev. B 10/7/03 Page 3 Technical Specification 48Vin 3.3/2.5Vout 87W Quarter Quarter Brick Dual Brick Dual 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 3.4 A 100% Load, 35 Vin No-Load Input Current 60 80 mA Disabled Input Current 2 3 mA Inrush Current Transient Rating 0.03 A2s Response to Input Transient 5 mV 1000V/ms input transient Input Reflected-Ripple Current 3 mA RMS thru 10µH inductor; Figs. 17 & 19 Recommended Input Fuse 20 A fast blow external fuse recommended Input Filter Component Values (L\C) 4.7\1x2 µH\µF internal values, see Figure E Recommended External Input Capacitance 33 47 µF see Figure 17 OUTPUT CHARACTERISTICS Output Voltage Set Point (2.5V) 2.46 2.50 2.54 V 48Vin, 50% load on each voltage Output Voltage Set Point (3.3V) 3.26 3.30 3.34 V 48Vin, 50% load on each voltage Output Voltage Regulation (2.5V) Over Line +0.05 \ 2 +0.15 \ 5 %\mV Over Load +0.6 \ 15 +1.2 \ 30 %\mV Over Temperature +40 +60 mV Total Output Voltage Regulation (3.3V) Over Line +0.05 \ 2 +0.15 \ 5 %\mV Over Load +0.5 \ 17 +1.0 \ 33 %\mV Over Temperature +50 +70 mV Total Output Voltage Range (2.5V) 2.40 2.60 V over sample, line, load, temperature & life Total Output Voltage Range (3.3V) 3.19 3.41 V over sample, line, load, temperature & life Output Voltage Ripple and Noise (2.5V & 3.3V) 20MHz bandwidth; Fig. 17 & 20 Peak-to-Peak 50 100 mV Full Load, see Figures 17 & 20 RMS 10 20 mV Full Load, see Figures 17 & 20 Operating Output Current Range (2.5V) 0 15 A Operating Output Current Range (3.3V) 0 15 A Output DC Current-Limit Inception (2.5V) 15.2 17 19.4 A Output Voltage 10% Low; Figs. 21-22 Output DC Current-Limit Inception (3.3V) 15.2 17 19.4 A Output Voltage 10% Low; Figs. 21-22 Short-Circuit Protection - redundant shutdown (2.5V) 17 A Figures 23-24 Short-Circuit Protection - redundant shutdown (3.3V) 17 A Figures 23-24 Output DC Current-Limit Shutdown Voltage (2.5V) 0.6 V Output DC Current-Limit Shutdown Voltage (3.3V) 1.0 V Back-Drive Current Limit while Enabled 1.0 A Negative current drawn from output Back-Drive Current Limit while Disabled 10 mA Negative current drawn from output Maximum Output Capacitance (2.5V) 10 mF 2.5V at 15A resistive load Maximum Output Capacitance (3.3V) 10 mF 3.3V at 15A resistive load DYNAMIC CHARACTERISTICS Input Voltage Ripple Rejection (2.5V \ 3.3V) 80\80 dB 120 Hz; Figs. 27-28 Output Voltage during Load Current Transient Step Change in 2.5V Output Current (.1A/µs) 100 mV 50% to 75% to 50% Iout max; Figure 15 Step Change in 3.3V Output Current (.1A/µs) 100 mV 50% to 75% to 50% Iout max; Figure 16 Settling Time 300 µs to within 1% Vout nom Turn-On Transient Turn-On Time 6 12 ms Full load, Vout=90% nom.; Figs. 13 & 14 Start-Up Inhibit Time 180 200 215 ms -40°C to +125°C; Figure F Output Voltage Overshoot 0 % 10mF load capacitance, Iout = 0A EFFICIENCY 100% Load 88 % 48Vin, 100% load each Vout; Figs 1 - 6 50% Load 88.5 % 48Vin, 50% load each Vout; Figs 1 - 6 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 7 - 12 for derating curves DQ63325QGL09 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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