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PQ50050HPB50 Datasheet(PDF) 4 Page - SynQor Worldwide Headquarters |
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PQ50050HPB50 Datasheet(HTML) 4 Page - SynQor Worldwide Headquarters |
4 / 14 page Product # PQ50050HPB50 Phone 1-888-567-9596 www.synqor.com Doc.# 005-0005487 Rev. A 03/18/10 Page 4 Input: Output: Current: Part No.: PQ50050HPB50 Electrical Characteristics (continued) 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 Notes & Conditions DYNAMIC CHARACTERISTICS Input Voltage Ripple Rejection 60 dB 120 Hz; fig. 17 120 Hz; fig. 17 Output Voltage during Load Current Transient Step Change in Output Current (0.1 A/µs) 200 mV 50% to 75% to 50% Iout max; figure 9 50% to 75% to 50% Iout max; figure 9 Step Change in Output Current (5 A/µs) 300 mV 50% to 75% to 50% Iout max; figure 10 50% to 75% to 50% Iout max; figure 10 Settling Time 100 µs To within 1% Vout nom To within 1% Vout nom Turn-On Transient Turn-On Time 22 30 ms Full load, Vout=90% nom.; Figs. 7 & 8 Full load, Vout=90% nom.; Figs. 7 & 8 Start-Up Inhibit Time 180 200 240 ms -40oC to +125oC; Figure A Output Voltage Overshoot 0 % 10,000 µF load capacitance, Iout = 0A 10,000 µF load capacitance, Iout = 0A ISOLATION CHARACTERISTICS Isolation Voltage (dielectric strength) Isolation Voltage (dielectric strength) 2000 V See Absolute Maximum Ratings See Absolute Maximum Ratings Isolation Resistance 30 MΩ Isolation Capacitance (input to output) Isolation Capacitance (input to output) 3300 pF See Note 2 See Note 2 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 Maximum Baseplate Temperature 100 °C Applies to baseplated units only FEATURE CHARACTERISTICS Switching Frequency 198 220 242 kHz Regulation and isolation stages ON/OFF Control (Option P) Off-State Voltage -2 0.8 V On-State voltage 2.7 18 V ON/OFF Control (Option N) Off-State Voltage 2.7 18 V On-State voltage -2 0.8 V ON/OFF Control (either Option) Figures A, B Pull-Up Voltage Vin/6 15 V Pull-Up Resistance 42 kΩ Output Voltage Trim Range -20 +10 % Measured across Pins 9 & 5; Figure C Output Voltage Remote Sense Range +10 % Measured across Pins 9 & 5 Output Over-Voltage Protection 115 120 125 % Over full temp range; % of nominal Vout Over-Temperature Shutdown OTP Trip Point 120 °C Average PCB Temperature Over-Temperature Shutdown Restart Hysteresis 10 °C Load Current Scale Factor 1200 See App Note: Output Load Current Calc. RELIABILITY CHARACTERISTICS Calculated MTBF (Telcordia) TR-NWT-000332 2.13 106 Hrs. 75% load, 300LFM, 40 °C Ta Calculated MTBF (MIL-217) MIL-HDBK-217F 1.3 106 Hrs. 75% load, 300LFM, 40 °C Ta Field Demonstrated MTBF 106 Hrs. See our website for details Note 1: For applications requiring reduced output voltage ripple and noise, consult SynQor application support e-mail: support@synqor.com Note 2: Higher values of isolation capacitance can be added external to the module. |
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