ALQ25B50N
ALQ25B50N Datasheet
ALQ25B50
| Part | Datasheet |
|---|---|
ALQ25B50N |
ALQ25B50N (pdf) |
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| Astec Industry Standard 300 Watts ALQ25B50 DC Transfromer Total Power Input Voltages No. of Outputs: 300W 12V 25A 48V Single Electrical Specs Input Input Range1 Efficiency Over Voltage Protection Input UVLO1 42 to 53 VDC Typ 60V 39V to 42V Special Features • High efficiency 96% Typical • -40°C to +100°C Ambient Air Operation • Industry standard package Qtr Brick x • High capacitive load limit on start-up • 12V 25A Intermediate Bus Voltage for DPA application • Regulation to zero load • Output Enable Pin • Meets Basic Insulation • Input UVLO and Overvoltage Protection • Over Temperature Protection Environmental Ambient air operating temperature range -40°C to +100°C Storage temperature -55°C to +125°C Overtemperature protection 115°C typical MTBF > 1 million hours Output Output Current Line Regulation Load Regulation Noise/Ripple2 Transient Response Over Current Limit1 Switching Frequency Control Enable Isolation Voltage Input to Output 0A to 25A max 300W output power 10.25V to 13.60V 8.50V to 13.60V for “-AL” option ±3% Vo Typical 100mV Typical 200mV typical deviation 50% to 75% Load Change 100µs max recovery time 115% IO,MAX typical latching 800kHz TTL compatible Positive or Negative Enable Logic 2000Vdc max * Specifications are subject to change without notice. Safety UL, cUL 60950 TUV EN60950 North America USA 1-888-41-ASTEC Europe UK 44 1384 842-211Asia HK 852-2437-9662 ALQ25B50 AMERICAS 5810 Van Allen Way Carlsbad, CA 92008 Telephone 760-930-4600 Facsimile 760-930-0698 EUROPE Astec House, Waterfront Business Park Merry Hill, Dudley West Midlands, DY5 1LX, UK Telephone 44 1384 842-211 Facsimile 44 1384 843-355 Ordering Information Input Voltage Output Voltage Output Current Efficiency Model Number 42V to 53V 42V to 53V 42V to 53V 42V to 53V 36V to 53V 12.0V 12.0V 12.0V 12.0V 12.0V 25A* 25A* 25A* 25A* 25A* 96% Typ 96% Typ 96% Typ 96% Typ 96% Typ ALQ25B50-6 ALQ25B50N-6 ALQ25B50N-AL OPTIONS Enable Function "N" = negative logic enable without "N" = positive logic enable default Pin Length Option “-6” = 3.7mm nominal Standard pin length is 5mm nominal Others “-AL” = Autorecovery mode and lower UVLO range 34V to 36Vdc * Derating / airflow required at elevated ambient operating temperature, consult the Technical Rreference Notes Pin Assignments Single Output + Vin Enable - Vin - Vout + Vout Notes Part number suffix “-AL” designates: - 36V to 53V Input voltage range - lower UVLO range 34V to 36V - Autorecovery mode after fault protection 20MHz BW limited with external 10uF tantalum cap. + 0.1uF ceramic cap across the output. 220uF low ESR cap required across the input pins. Output may need to be derated and airflow added when operating at elvetaed ambient temperature. All specifications are typical at nominal line, full load and 25oC ambient temp unless otherwise noted. Technical Reference Notes should be consulted for detailed information when available. Warranty 1yr PIN SIDE DOWN PIN SIDE UP SIDE VIEW PIN ASSIGNMENT 1 + Vin 2 Enable On/Off 3 -VIN 4 - Vout 5+ Vout ALL DIMENSIONS ARE IN INCHES MILLIMETERS PIN PLACEMENT TOLERANCE ± MECHANICAL TOLERANCE ± Astec Industry Standard |
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