6-Side Shielding External ON/OFF control Features 1.6kVDC Isolation DC/DC Converter UL/CSA/EN-60950-1 Certified 4:1 Input Voltage Range Regulated Continuous Short Circuit Protection Efficiency up to 89.5% Converters REC30-Z Fixed Switching Frequency Description 30 Watt The REC30-xxxxS DZ -series offer single and dual regulated outputs in a 2x1.6 package with 1.6kVDC isolation and are suitable for higher power industrial applications. Remote on/off control is standard. 2 x 1.6 The higher current outputs have raised output voltages to compensate for track losses as standard. The converter is fully certified to UL/EN/IEC safety standards. Single and Dual Output Selection Guide Part Input Output Output Efficiency max. Capacitive (1) Number Voltage Range Voltage Current typ. Load VDC VDC mA % F REC30-243.4SZ 9-36 3.4 6000 86.5 10000 REC30-245.1SZ 9-36 5.1 6000 87.5 6800 REC30-2412SZ 9-36 12 2500 88.5 1800 REC30-2415SZ 9-36 15 2000 89 1000 REC30-2412DZ 9-36 12 1250 88.5 800 REC30-2415DZ 9-36 15 1000 89 500 REC30-483.4SZ 18-75 3.4 6000 87 10000 REC30-485.1SZ 18-75 5.1 6000 88 6800 E224736 REC30-4812SZ 18-75 12 2500 89 1800 IEC/EN60950-1 Certified REC30-4815SZ 18-75 15 2000 89.5 1000 UL60950 Certified REC30-4812DZ 18-75 12 1250 88 800 CSA C22.2 NO. 60950 Certified EN55022 Certified REC30-4815DZ 18-75 15 1000 88.5 500 Notes: Note1: Max. capacitive load is tested at nominal input voltage and full load. Model Numbering REC30- Z nom. Input Voltage Single or Dual Output Voltage Ordering Examples: REC30-4812SZ, Single Output, 18-75Vin (4:1) and 12Vout REC30-2412DZ, Dual Output, 9-36Vin (4:1) and 12Vout www.recom-power.com REV.: 3/2017 ECO-1REC30-Z DC/DC Converter Series Specifications (measured ta= 25C, nominal input voltage, full load and after warm up unless otherwise specified) BASIC CHARACTERISTICS Parameter Condition Min. Typ. Max. nom. Vin= 24V 9VDC 36VDC Input Voltage Range nom. Vin= 48V 18VDC 75VDC 20ms Start/up Time DC-DC ON 8.3VDC nom. Vin= 24V DC-DC OFF 7.9VDC Under Voltage Lockout (UVLO) DC-DC ON 17.4VDC nom. Vin= 48V DC-DC OFF 16.7VDC Output Voltage Trimming see calculation below 10% DC-DC ON Open or 3V<Vr<12V CTRL ON/OFF DC-DC OFF Short or 0V<Vr<1.2V 350kHz Operating Frequency Minimum Load 0% (2) Output Ripple and Noise 100mVp-p Notes: Note2: Ripple and Noise is measured with a 20MHz bandwidth and a 0.1F ceramic capacitor. Output Voltage Trimming Trim UP Trim DOWN +Vout +Vout R1 R1 Vout 3.4V 5.1V 12V 15V R R R1 R1 down down R1 2.1 k 2.55 k 9.53 k 9.09 k Trim Trim Vref Vref Trim Trim Vref Vref R2 1.198 k 2.449 k 2.498 k 1.810 k R3 R3 R3 R3 R3 6.8 k 9.76 k 16.9 k 13 k R R R2 R2 up up R2 R2 Vref 1.24 V 2.5 V -Vout -Vout Trim Calculation DVout = Vout - Vout Vout = nom. output voltage trimmed DVout = output voltage trim a*R2 Vref R = trim up resistor up R = q r - R3 = k a = q r * R1 = k up R = trim down resistor R2 - a (Vout + DVout) - Vref down a = trim up factor b = trim down factor b*R1 (Vout + DVout) - Vref R = q r - R3 = k b = q r * R2 = k down Vref R1 - b Trim Up: Vout = 5.1V, DVout = 0.51V (10%), Vref= 2.5V 2.5V 2.043k * 2.449k a = q r * 2.55k = 2.043k R = q r - 9.76 = 2.573k up (5.1V + 0.51V) - 2.5V 2.449k - 2.043k Trim down: Vout = 5.1V, DVout = -0.51V (-10%), Vref= 2.5V 5.1V + (-0.51V) - 2.5V 2.047k * 2.55k b = q r * 2.449k = 2.047k R = q r - 9.76k = 0.627k down 2.5V 2.55k - 2.047 continued on next page ECO-2 REV.: 3/2017 www.recom-power.com