Dual Output BWR Models www.murata-ps.com Mixed Voltage, 5V AND 3.3V, 2 x 2 33 Watt DC/DC Converters Typical units FEATURES PRODUCT OVERVIEW Regulated 3.3V and 5V outputs For applications requiring 33 watts of power from undervoltage shutdown circuitry, output overvolt- 5V and 3.3V, DATEL offers a new power sharing age protection, output short-circuit and current 5V 6Amps/3.3V 7 Amps capability DC/DC converter capable of meeting your output limiting protection, and thermal shutdown. 33 Watts total output power current requirements. The BWR-5/6-3.3/7-D48 Each design also provides trim capability and No-load operation (36-75V input), BWR-5/6-3.3/7-D24 (18-36V on/off control function. Fully synchronous output input) and BWR-5/6-3.3/7-D12 (10-18V input) recti cation renders high ef ciency and no-load Available input voltage ranges: are fully isolated DC/DC converters capable of operation. 10-18V, 18-36V or 36-75V delivering any combination of 5V and 3.3V load- BWR power sharing modules offer low ripple Small 2 x 2 x 0.45 package ing up to a combined total of 33 Watts of output and noise performance, high ef ciency (88%), UL1950 and EN60950-1 safety approvals power. 1500Vdc of isolation voltage, and are fully mark available (75V-input models) Housed in a standard 2 x 2 x 0.45 metal speci ed for 40 to +100C operation. These package coated with electrically non-conductive devices meet IEC950, UL1950 and EN6950 safety Continuous short-circuit protection nish, these converters utilize a shared control- standards, including BASIC insulation require- Fully isolated, 1500Vdc guaranteed loop system to assure load regulation of 1% for ments for D48 models. CB reports are available 40 to +100C operating temperature 3.3V output and 1.5% for 5V output. All models on request. D48 models are CE marked (meet include input Pi ltering, input overvoltage and LVD requirements). Input under and overvoltage shutdown Output overvoltage protection Thermal shutdowns +5V OUTPUT +INPUT (5) (1) SWITCH CONTROL +3.3V OUTPUT (7) INPUT (2) OUTPUT RETURN ON/OFF (6) PWM CONTROL CONTROLLER (4) ACTIVE BLEEDER OPTO REFERENCE & ISOLATION ERROR AMP UV & OV THERMAL COMPARATORS SHUTDOWN TRIM (8) Typical topology is shown. Figure 1. Simpli ed Schematic For full details go to www.murata-ps.com/rohs www.murata-ps.com/support MDC BWR 33W Models.A06 Page 1 of 12Dual Output BWR Models Mixed Voltage, 5V AND 3.3V, 2 x 2 33 Watt DC/DC Converters Performance Speci cations and Ordering Guide ORDERING GUIDE SUMMARY Output Input Package R/N (mVp-p) Regulation (Max.) Ef ciency VOUT IOUT VIN Nom. Range IIN (Case, Models (Volts) (Amps) Typ. Max. Line Load No Load (Volts) (Volts) (mA) Min. Typ. Pinout) 5 6 40 100 1% 1.5% 2.5% BWR-5/6-3.3/7-D12 12 10-18 70/3308 83% 86% C4,P33 3.3 7 95 140 0.5% 1% 1.5% 5 6 40 100 1% 1.5% 2.5% BWR-5/6-3.3/7-D24 24 18-36 50/1615 85% 88% C4,P33 3.3 7 95 140 0.5% 1% 1.5% 5 6 40 100 1% 1.5% 2.5% BWR-5/6-3.3/7-D48 48 36-75 25/780 85% 88% C4,P33 3.3 7 95 140 0.5% 1% 1.5% Nominal line voltage, no load/balanced full-power condition. Typical at TA = +25C under nominal line voltage and balanced full-load conditions (5V 3.3A/3.3V 5A). Tested from no-load to 100% load (other output at no-load). Any combination of 5V/3.3V rated IOUT current, not to exceed 33 Watts of output power. (See derating graphs.) Output trim may impact 5V load regulation. Ripple/Noise (R/N) measured over a 20MHz bandwidth. All models are speci ed with 1F ceramic output capacitors. Tested from 10% load to 100% load (other output at 10% load). *LAST TIME BUY: 4/1/2018. CLICK HERE FOR DISCONTINUANCE NOTICES. PART NUMBER STRUCTURE Optional Functions - BWR - 5 / 6 - 3.3 / 7 D48 LX C - BWR 33 Watt DC/DCs are designed with an On/Off Control Dual Output/ function with positive polarity in the pin 4 position. Mixed-Voltage Series RoHS-6 Compliance* L1 Pin length: 0.110 in. (2.79mm) 0.010 L2 Pin length: 0.145 in. (3.68mm) 0.010 V1 Nominal Output Voltage: Optional Functions 5 Volts Pin length options require a minimum order quantity. Input Voltage Range: I1 Maximum Output Current: Refer to the last page for additional options. D12 = 10-18 Volts (12V nominal) 6 Amps D24 = 18-36 Volts (24V nominal) * Contact MPS for availability. D48 = 36-75 Volts (48V nominal) V2 Nominal Output Voltage: 3.3 Volts I2 Maximum Output Current: 7 Amps MECHANICAL SPECIFICATIONS 2.00 (50.80) METAL CASE 0.45 C04 Metal CaseCase C4 (11.43) INSULATED BASE I/O Connections Pin Function P33 0.040 0.002 DIA (1.016 0.051) 0.20 MIN 1 +Input Notes: (5.08) 1.800 0.10 2 Input For D12 and D24 models the (45.72) (2.54) 3 No Pin case is connected to pin 2 (Input). 4 On/Off Control For D48 models, the case is connected to pin 1 (+Input). 5 +5V Output 5 6 Output Return 0.200 (5.08) 7 +3.3V Output 8 Trim 1.200 6 1 (30.48) 2.00 (50.80) 2 3 EQ. SP. 7 0.400 (10.16) 0.400 (10.16) 4 8 0.40 (10.16) 0.100 (2.54) BOTTOM VIEW Dimensions in inches (mm) www.murata-ps.com/support MDC BWR 33W Models.A06 Page 2 of 12