AVE350-24S28-6L Artesyn Embedded Technologies

24Vdc Input, 28Vdc@12.5A Output Half-brick DC-DC Converter AVE350-24S28 Description The AVE350-24S28 is a single output DC-DC converter with standard half-brick outline and pin configuration. It delivers up to 12.5A output current with 28V output voltage. Above 94% ultra-high efficiency and excellent thermal performance makes it an ideal choice to supply power to a power amplifier in telecom and datacom. Thanks to the aluminium baseplate it can work under -40C ~ +85C without air cooling. Operational Features Mechanical Features
Delivering up to 12.5A output current
Industry standard half-brick pin-out outline
Ultra-high efficiency 94% typ. at half load
With baseplate
Wide input range: 18V ~ 36V
Pin length option: 3.8mm
Excellent thermal performance
No minimum load requirement Safety & EMC
RoHS 6 compliant
Meets safety standards UL 60950-1, Control Features CSA-C22.2 NO. 60950-1, IEC/EN 60950-1 and GB4943
Remote control function (negative or
Approved by UL and TUV positive logic optional)
Meets 2006/95/EEC and 93/68/EEC
Remote output sense directives which facilitates CE marking in
Trim function: 50% ~ 118% users end product
Meets conducted emission's requirements Protection Features of EN55022 Class A with external filter
Input under voltage lockout
Output over current protection
Output over voltage protection
Over temperature protection Document NO. 31020956 September 4, 2009 Rev 1.1 AVE350-24S28 DC-DC Converter 2/13 Electrical Characteristics Full operating ambient temperature range is -40C to +85C. Specifications are subject to change without notice. Parameter Min. Typ. Max. Unit Notes & Conditions Absolute max. ratings Non-operating 50 V 100ms Input voltage Operating 40 V Continuous Operating temperature -40 85 C Storage temperature -55 125 C Voltage at remote ON/OFF pin -0.3 15 V Input characteristics Operating input voltage range 18 24 36 V Turn-on voltage 16 17 18 V threshold Input Turn-off voltage under-voltage 15 16 17 V threshold lockout Lockout voltage 0.5 V hysteresis Max. input current 22 A 18V , output 350W in No-load input current 0.25 A Standby Input current 0.02 A Remote OFF Through 12H inductor; Figure 15 Input reflected ripple current 50 300 mA rms 24Vin, output:28V/12.5A Fast blow external fuse Recommended input fuse 30 A recommended; Figure 10 Input filter component values (C\L) 28/0.56 F\H Internal values Recommended external input Low ESR capacitor 470 F capacitance recommended; Figure 10 Output characteristics Output voltage set point (standard 27.72 28 28.28 V 24V , half load in option) 0.05 0.5 % Output voltage line regulation 14 140 mV 0.1 0.5 % Output voltage load regulation 28 140 mV