DRQ-12/42-D48 Series www.murata-ps.com 500W Digital Fully Regulated Intermediate DC-DC Bus Converter PRODUCT OVERVIEW TTypical unitypic The DRQ 500W series provides a fully regulated, rated at 2250 Vdc for functional insulation. Target digitally controlled DC output in a -brick format markets include networking equipment, Power over that will support the evolving Advanced Bus Con- Ethernet applications, wireless networking equip- verter (ABC) industrv y standard footprint for isolated ment, telecommunications equipment, wireless board mounted pob wer modules. The DRQ series pre-ampli ers, industrial and test equipment, and ssupports advances in power conversion technology applications requiring a regulated 11.5V output. iincluding a digital interface supporting the PMBus A wealth of self-protection features include input protocol for communicap tions to power modules. undervoltage lockout and overtemperature shut- The DRQ series offers high output current (up to down over current protection using the hiccup 443.5 Amps) in an industry standard quarter brick autorestart technique provides inde nite short- FEATURES packap ge. The DRQ series is an isolated, regulated, circuit protection, along with output OVP. The DRQ Fixed DC outputs, 11.5V 43.5A 500W-11.5Vout quarter brick that supports the series is certi ed to safety standards UL/IEC/CSA TNV input voltage range of 38V-75V with a typical 60950-1, 2nd edition. It meets RFI/EMI conducted Advanced Bus Converter industry standard ef ciency of 95.5%. emission compliance to EN55022, CISPR22 with an quarter-brick with digital PMBus interface Advanced automated surface mount assembly external lter. Optional ve pin version (DOSA compatible and planar magnetics deliver galvanic isolation pinouts) 38 to 75 Volt DC input range (48 VDC nominal) Remote ON/Off enable control High ef ciency (95.5%) Stable no-load operation APPLICATIONS Monotonic startup into pre-bias output condition Certi ed to UL 60950-1, CSA-C22.2 No. 60950- Embedded systems, datacom and telecom Instrumentation systems, R&D platforms, auto- 1, 2nd edition safety approvals installations, wireless base stations mated test xtures Extensive self-protection, OVP, input undervolt- Disk farms, data centers and cellular repeater sites Data concentrators, voice forwarding and age, current limiting and thermal shutdown Remote sensor systems, dedicated controllers speech processing systems F1 +Vin (1) +Vout (8) Barrier External On/Off DC Control Controller Power (2) and Power Source Open = On Reference and Error Amplier logic) -Vin (3) -Vout (4) Figure 1. Connection Diagram (without digital interface) Typical topology is shown. Murata Power Solutions recommends an external fuse. For full details go to www.murata-ps.com/rohs www.murata-ps.com/support MDC DRQ-12/42-D48.A04 Page 1 of 24DRQ-12/42-D48 Series 500W Digital Fully Regulated Intermediate DC-DC Bus Converter PERFORMANCE SPECIFICATIONS SUMMARY AND ORDERING GUIDE Output Input R/N (mV Regulation VOUT IOUT Power IIN full pk-pk) (mV, max.) Ef ciency Dimensions with baseplate (Volts, (Amps, (Watts, VIN Nom. Range IIN no load max.) max.) max.) Typ. Max. Line Load (Volts) (Volts) load (mA) (Amps) Typ. (inches) (mm) Root Model DRQ-12/42-D48DRQ-12/42-D48 11.85 43.5 515.5 80 120 100 100 48 38-75 130 11.39 95.5% 2.3 x 1.45 x 0.522.3 x 1.45 x 0.52 58.4 x 36.8 x 13.2158.4 x 36.8 x 13.21 Please refer to the part number structure for additional ordering information and options. detailed speci cations. Output capacitors are 1 F 10 F. These caps are necessary for our test equip- All speci cations are typical at nominal line voltage and full load, +25C unless otherwise noted. See ment and may not be needed for your application. PART NUMBER STRUCTURE DRQ - 12 / 42 D48 N B A Lx - C - RoHS Hazardous Materials compliance Digital Regulated C = RoHS-6 (does not claim EU RoHS exemption 7blead in solder), standard Quarter-brick Pin length option Nominal Output Voltage Blank = Standard pin length 0.180 in. (4.6 mm) L1 = 0.110 in. (2.79 mm) L2 = 0.145 in. (3.68 mm) Maximum Rated Output Current in Amps Input Voltage Range: A = PMBus (ABC 16-pin pinout) D48 = 38-75 Volts (48V nominal) Blank = No PMBus (DOSA 5-pin pinout) On/Off Control Logic Baseplate or Integrated Heat Sink (optional) N = Negative logic B = Baseplate installed P = Positive logic K = Integrated Heat Sink Special quantity order is required samples available with standard pin length only. Some model number combinations may not be available. See website or contact your local Murata sales representative. DRQ-12/42-D48NKL1-C Complete Model Number Example: Negative On/Off logic, Integrated Heat Sink installed, 0.110 pin length, RoHS-6 compliance www.murata-ps.com/support MDC DRQ-12/42-D48.A04 Page 2 of 24