HPQ-3.3/50-D48 Series www.murata-ps.com Isolated High Power Quarter Brick DC-DC Converters Typical unit FEATURES PRODUCT OVERVIEW nverters, shutdoshutdown,wn, an external remote On/Off c an external remote On/Off control may 3.3 Volts DC xed output up to 50 Amps Unique among quarter-brick DC-DC converters, the HPQ-3.3/50-D48 series offers very high output high output use euse either positive or negaither positive or negattive polarityive polarity Remote Industry standard quarter brick 2.3 x 1.45 x current (up to 50 Amps) in an industry standard Sense inputs compensate for resistive line drops at 0.40 open frame package quarter brick package requiring no heat sink. The high currents. Wide range 36 to 75 Vdc input voltages with 2250 HPQ-3.3/50-D48 series delivers up to 165 Watts A wealth of self-protection features avoid prob- Volt Basic isolation xed voltage output for printed circuit board mount- lems with both the converter and external circuits. Double lead-free assembly and attachment for RoHS ing. Wide range inputs on the 2.3 x 1.45 x 0.40 These include input undervoltage lockout and standards converter are 36 to 75 Volts DC (48 Volts nominal), overtemperature shutdown using an on-board tem- ideal for datacom and telecom systems. The xed perature sensor. Excessive overcurrents limit their Up to 165 Watts total output power output voltage is regulated to within 1% and may power using the hiccup autorestart technique High ef ciency synchronous recti er topology be trimmed within 10% of nominal output. and the outputs may be short-circuited inde nitely. Stable no-load operation with no required external Advanced automated surface mount assembly Additional safety features include output overvolt- components and planar magnetics deliver full magnetic and age protection and reverse conduction elimination. optical isolation with Basic protection up to 2250 The synchronous recti er topology offers high Operating temperature range -40 to +85 C. with Volts. To power digital systems, the outputs offer ef ciency for minimal heat buildup and no heat no heat sink required fast settling to current steps and tolerance of sink operation. The HPQ-3.3/50-D48 series meets Meets UL/EN 60950-1, CSA-C22.2 No. 60950-1, higher capacitive loads. Excellent ripple and noise safety certi cations to UL/EN/IEC/CSA 60950-1, safety approvals, 2nd Edition speci cations assure compatibility to CPUs, ASICs, 2nd Edition and RFI/EMI conducted/radiated Extensive self-protection, current limiting and shut programmable logic and FPGAs. No minimum load emission compliance to EN55022-CISPR22 with down features is required. For systems needing controlled startup/ external lter. APPLICATIONS Embedded systems, datacom and telecom Instrumentation systems, R&D platforms, auto- installations mated test xtures Disk farms, data centers and cellular repeater sites Data concentrators, voice forwarding and speech processing systems Remote sensor systems, dedicated controllers +SENSE (7) +VIN (1) +VOUT (8) SWITCH CONTROL VOUT (4) VIN SENSE (3) INPUT UNDERVOLTAGE, INPUT (5) PULSE OVERVOLTAGE, AND OUTPUT TRANSFORMER OVERVOLTAGE COMPARATORS PWM OPTO REFERENCE & VOUT TRIM CONTROLLER ISOLATION ERROR AMP (6) REMOTE Figure 1. Simpli ed Schematic ON/OFF Typical topology is shown CONTROL (2) For full details go to www.murata-ps.com/rohs www.murata-ps.com/support MDC HPQ-3.3/50-D48 Series.B0 2 Page 1 of 11HPQ-3.3/50-D48 Series Isolated High Power Quarter Brick DC-DC Converters PERFORMANCE SPECIFICATIONS SUMMARY AND ORDERING GUIDE Output Input R/N (mV Regulation pk-pk) (Max.) Ef ciency Package IOUT IIN full VOUT (Amps, Power VIN Nom. Range IIN no load Dimensions Dimensions (Volts) max.) (Watts) Typ. Max. Line Load (Volts) (Volts) load (mA) (Amps) Min. Typ. (inches) (mm) Pinout Root Model HHPQ-3.3/50-D48PQ-3.3/50-D48 3.33.3 5050 165165 5050 100100 0.2%0.2% 0.2%0.2% 4848 36-7536-75 8080 3.823.82 88%88% 90%90% 1.45x2.3x0.401.45x2.3x0.40 36.8x58.4x10.236.8x58.4x10.2 P32P32 Please refer to the part number structure for additional ordering information and options. All speci cations are at nominal line voltage and full load, +25 deg.C. unless otherwise noted. See detailed speci cations. Output capacitors are 1 F ceramic 10 F electrolytic with no input caps.These caps are necessary for our test equipment and may not be needed for your application. PART NUMBER STRUCTURE HPQ - 3.3 / 50 D48 N B H Lx - C - RoHS Hazardous Materials compliance Family C = RoHS-6 (does not claim EU RoHS exemption 7blead in solder), standard Series: Y = RoHS-5 (with lead), optional, special quantity order High Power Pin length option Quarter Brick Blank = standard pin length 0.180 in. (4.6 mm) L1 = 0.110 in. (2.79 mm)* Nominal Output Voltage L2 = 0.145 in. (3.68 mm)* *Special quantity order is required no sample quantities available. Conformal coating (optional) Maximum Rated Output : Blank = no coating, standard Current in Amps H = Coating added, optional, special quantity order Input Voltage Range: Baseplate (optional) D48 = 36-75 Volts (48V nominal) Blank = No baseplate, standard B = Baseplate installed, optional quantity order Note: On/Off Control Polarity Some model number combinations N = Negative polarity, standard may not be available. Please contact P = Positive polarity, optional Murata Power Solutions. www.murata-ps.com/support MDC HPQ-3.3/50-D48 Series.B0 2 Page 2 of 11