CQB75-300S SERIES 75 WATT 2:1 INPUT ISOLATED DC-DC CONVERTER Features Efficiency Up to 90% Fixed Switching Frequency Regulated Outputs Remote On/Off Low No Load Power Consumption Fully Protected (OTP/OCP/OVP/UVLO) 3000Vac I/O Isolation Operating Case Temperature -40 to +105 Quarter Brick Size Meet Industrial Standard 2 .2 8 x 1 .45 x 0.5 IEC/EN/UL 62368-1 (Reinforce Insulation) Approval CB Test Certificate IEC62368-1 Shock & Vibration MIL-STD-810F Compliant Fire & Smoke EN45545 Compliant 3000m Operating Altitude OUTPUT CURRENT INPUT CURRENT MODEL INPUT OUTPUT % EFF. CAPACITOR NUMBER VOLTAGE VOLTAGE (2) LOAD MAX. MIN. MAX. NO LOAD FULL LOAD CQB75-300S3V3 180-450 VDC 3.3 VDC 0 mA 15 A 10 mA 202 mA 81.5 15000 F CQB75-300S05 180-450 VDC 5 VDC 0 mA 15 A 10 mA 299 mA 83.5 15000 F CQB75-300S12 180-450 VDC 12 VDC 0 mA 6.25 A 10 mA 284 mA 88 6250 F CQB75-300S15 180-450 VDC 15 VDC 0 mA 5 A 10 mA 278 mA 90 5000 F CQB75-300S24 180-450 VDC 24 VDC 0 mA 3.12 A 10 mA 279 mA 90 3300 F CQB75-300S48 180-450 VDC 48 VDC 0 mA 1.56 A 10 mA 280 mA 89 1000 F NOTE: 1. Nominal Input Voltage 300 VDC 2. Measured at 300Vin 3. An External Input Capacitor 33uF for All Models are Recommended to Reduce Input Ripple Voltage PART NUMBER Nominal Input Number of Nominal Output Series Remote On/Off Logic Mounting Inserts Voltage Outputs Voltage CQB75 II O XX L -Y (Option) 3V3: 3.3VDC None: M3x0.5 Mounting Inserts 05: 5.0VDC None: Positive 12: 12VDC Clear Mounting Insert CQB75 300 S: Single -C: (3.2mm DIA.) 15: 15VDC 24: 24VDC N: Negative Flanged Baseplate -F: with M3 mounting insert 48: 48VDC Part Number Example: CQB75-300S12N-C: Quarter Brick, 75W, 2:1 180-450Vdc Input, Single 12Vdc Output, Negative Logic, Clear Mounting Insert www.cincon.com 1 REVISION: V11 CQB75-300S Series TECHNICAL SPECIFICATIONS (All specifications are typical at nominal input, full load at 25 unless otherwise noted.) ABSOLUTE MAXIMUM RATINGS PARAMETER NOTES and CONDITIONS Device Min. Typ. Max. Units Input Voltage Continuous -0.3 450 V All dc Input Surge Voltage 100ms max. V All 500 dc Operating Case Temperature At the Center Part of Base Plate All -40 105 Storage Temperature All -55 125 INPUT CHARACTERISTICS PARAMETER NOTES and CONDITIONS Device Min. Typ. Max. Units Operating Input Voltage V All 180 300 450 dc Input Under Voltage Lockout Turn-On Voltage Threshold V All 165 170 175 dc Turn-Off Voltage Threshold V All 155 160 165 dc Lockout Hysteresis Voltage V All 10 dc 3.3Vo 350 Maximum Input Current V =180V, Full Load. mA in 05Vo 520 Others 477 No-Load Input Current V =300V, Io=0A mA in See Model Number Table Input Filter Pi filter. All 2 2 Inrush Current (I t) As per ETS300 132-2. A s All 0.1 Input Reflected Ripple Current P-P thru 12uH inductor, 5Hz to 20MHz. mA All 30 OUTPUT CHARACTERISTICS PARAMETER NOTES and CONDITIONS Device Min. Typ. Max. Units V =300V, Full Load, Tc=25 Voltage Set Point Accuracy in % All -1.0 +1.0 Output Voltage Regulation Load Regulation Full Load to No Load % All 0.2 Line Regulation V =High Line to Low Line, Full Load % in All 0.2 Tc=-40 to 105 % Temperature Coefficient All 0.02 Output Voltage Ripple and Noise (5Hz to 20MHz bandwidth) 3.3Vo 100 05Vo 100 12Vo 150 Peak-to-Peak mV 15Vo 150 Output ripple and noise measured with an 24Vo 240 external MLCC 1000pF connected between 48Vo 240 Vin to Case, and 10uF aluminum and 1uF ceramic capacitor across output for 48Vout, 3.3Vo 60 and with 10uF tantalum and 1uF ceramic 05Vo 60 capacitor for others. 12Vo 60 RMS. mV 15Vo 60 24Vo 100 48Vo 100 Output Current Range V = 180 to 450V A in See Model Number Table Over Current Protection Hiccup Mode. Auto Recovery. % All 110 135 160 Short Circuit Protection Continuous, Auto Recovery. All External Load Capacitance Full load (resistive) uF See Model Number Table www.cincon.com 2 REVISION: V11