VER : A_1 update : 2015.03.16 DC-DC Brick BR300 SERIES 300 Watts DESCRIPTION KEY FEATURES Input under Voltage Protection The BR300-12S is a new generation isolated DC-DC converter that uses an Over Current Protection (Hiccup Mode) industry standard quarter-brick structure, and features high efficiency and Short Circuit Protection (Hiccup Mode) power density, operates from an input voltage range of 36 V to 75 V, provides the rated output voltage of 12V and the maximum output current of 25A. Over Voltage Protection (Hiccup Mode) Over Temperature Protection (Self-recovery) Remote ON/OFF Control Remote Sense Output Voltage Trim UL60950-1 and CSA C22.2 No. 60950-1-07 Meet UL94V-0 Flammability Requirements Rohs6 Compliant Size: 2.28 x 1.45 x 0.5 Inches 3-Years Product Warranty ELECTRICAL SPECIFICATIONS Conditions: TA = 25°C (77°F), Airflow = 1 m/s (200 LFM), Vin = 48 V, unless otherwise notes. Model No. Max Output Wattage (W) Voltage (V.DC.) Input Current (A) (max) No-Load Loss (W) (typ.) Voltage (V.DC.) Regulated Voltage Precision (max.) Current (A) (max.) Line Regulation (LL-HL) (typ.) Output Load Regulation (0-100%) (typ.) Ripple & Noise (peak to peak) (typ.) Efficiency (typ.) 100% Load (Vin = 48 V; TA=25°C (77°F)) 50% Load 20% Load Over Power Protection Over Current Protection Over Voltage Protection Protection Short Circuit Protection (max.) Over Temperature Protection BR300-12S 300W 48V (36~75V) 15A 3.5W 12V 3.5% 25A 0.2% 3% 150 mV (Oscilloscope Bandwidth:20 MHz) 95% 95.5% 92% Hiccup mode Hiccup mode 13.8~16.8V (Hiccup mode) Hiccup mode Threshold:105~125°C (typ.) / Hysteresis:5°C (min.) Self-recovery Isolation 1500 VDC (Basic Isolation) -40°C…+85°C -55°C…+125°C 0.02 % Vout / °C (TA = -40°C to +85°C (-40°F to +185°F )) 95% RH 1.5 Million Hours (Telcordia SR332; 80% load; Airflow = 1.5m/s (300 LFM); TA = 40°C (104°F) CE, UL, TUV UL60950-1 and CSA C22.2 No. 60950-1-07 2.28 x 1.45 x 0.5 Inches ( 57.9 x 36.8 x 12.7 mm ) Tolerance 0.5 mm 60 g -0.7~1.2V 3.5~12V 1mA (The values are obtained by measuring the temperature of the PCB near the thermal resistor.) Environment Safety EMC Physical Other Voltage (V.DC.) Operating Temperature Storage Temperature Temperature Coefficient (max.) Humidity MTBF Agency Approvals EMI (Conducted & Radiated Emission) Dimension (L x W x H) Weight Remote Low level (V.DC.) On/Off Voltage High level (V.DC.) On/Off Current Low level (mA) (max.) http://www.archcorp.com.tw TEL: +886-2-26989508 FAX: +886-2-26981319 -1- VER : A_1 update : 2015.03.16 DC-DC Brick BR300 SERIES NOTE 300 Watts DERATING 1. During the test of input reflected ripple current, the input terminal must be connected to a 12uH inductor and a 220uF electrolytic capacitor. 2. Point B, which is for testing the output voltage ripple, is 25 mm (0.98 in.) away from the Vout(+) pin. MECHANICAL DIMENSION PIN# Single 1 +DC IN 2 ON / OFF CTL 3 -DC IN 4 -DC OUT 5 -Sense 6 TRIM 7 +Sense 8 +DC OUT Note 1. All dimensions in mm [in.] Tolerances: x.x ± 0.5 mm [x.xx ± 0.02 in.] x.xx± 0.25 mm [x.xxx ± 0.010 in.] 2. Pin 1-3, 5-7 are 1.00 ± 0.05 mm [0.040 ± 0.002 in.] diameter with 2.00 ± 0.10 mm [0.080 ± 0.004 in.] diameter standoff shoulders. Pin4 and pin8 are 1.50 ± 0.05 mm [0.060 ± 0.002 in.] diameter with 2.50 ± 0.10 mm [0.098 ± 0.004 in.] diameter standoff shoulders. http://www.archcorp.com.tw TEL: +886-2-26989508 FAX: +886-2-26981319 -2-