Buck-Boost LED Driver up to Vout=40V LIGHTLINE Features Constant Current Output (350 or 500mA) DC/DC-Converter Digital PWM and Analogue Voltage Dimming High Efficiency to 92% LED DRIVER with 5 year Warranty EN60950-1 and UL60950-1 Certified EMC Class A Without Extern Components Pinned or Wired Version 5 Year Warranty Description The RBD-12 series is a Buck-Boost constant current source designed for driving high power LED applications. Constant Two output currents are available, 350mA and 500mA, and the maximum output voltage is 40V. The drivers have digital and analogue voltage dimming control and a regulated reference 5V output. Typical applications Current are solar, off-grid lighting, mobile traffic signs and battery-powered lighting. The wired version is IP67 rated. Selection Guide Buck-Boost Part Input Output Output Dimming Efficiency Number Range Current Voltage Control typ. LED Driver (VDC) (mA) (VDC) (%) RBD-12-0.35* 8-36 0-350 2-40 Digital + Analogue 92 RBD-12-0.50* 8-36 0-500 2-40 Digital + Analogue 92 *add suffix /W for wired version with Vref output and analogue + PWM dimming control (seven wires) Specifications (typical at 25C, nominal input voltage, rated output current unless otherwise specified) Operating Input Voltage Range 8-36VDC Absolute Maximum Input Voltage 38VDC Output LED String Voltage Range 2V min. / 40V max. RoHS (depending on the input voltage, see Safe Operating Area) 2011/65/EU 6/6 E224736 Input Filter Capacitor Max. Capacitance Load 100F max. EN-60950-1 certified Output Current Accuracy (Note 1) 5% typ. / 6.5% max. UL-60950-1 certified Internal Power Dissipation 350mA (Vin=36V, Vout=40V) 1.63W typ. 500mA (Vin=36V, Vout=40V) 2.33W typ. Output Current Stability (Note 2) Vin=24V, Vout=2-40V 2% max. Output Current Ripple and Noise (20MHz BW) 350mA (Vin=24V, Vout=40V) 35mAp-p typ. RBD-12 500mA (Vin=24V, Vout=40V) 45mAp-p typ. Reflected Back Ripple Current (20MHz BW) Vin=24V, Vout=6-40V 70mAp-p max. Switching Frequency 350kHz typ. Efficiency at Full Load Vin=24V 92% typ. Vref Nominal 5V 0.8mA max. PWM DIMMING CONTROL & REMOTE ON/OFF CONTROL Derating-Graph Input Voltage Range 0V min. / 5V typ. / 10V max. (Ambient Temperature) Threshold Voltage Device ON 2V min. Device OFF 0.1V max. - Frequency 1000Hz max. + ANALOGUE DIMMING CONTROL , *+ Input Voltage Range 0V min. / 10V max. * Control Voltage Range 0.20.1V min. / 1.50.1V max. : ) Operating Temperature 350mA -40C to +75C (see Derating Graph) 500mA -40C to +65C Case Temperature 115C max. 0, , -+ /+ Storage Temperature -55C to +125C Case Thermal Impedance 10C/W Soldering Temperature Pinned Version 265C/10sec. max. Relative Humidity 95% RH max. Short Circuit Protection Continuous Auto Recovery Overtemperature Protection (Auto Recovery) 125C 5C (MOSFET) Case Material Non Conductive Black Plastic Refer to Application Notes continued on next page L-16 REV: 3/2017 www.recom-power.com RBD-12 ) RBD-12 500 350 500 350 Vin 8V up to Vout = 25V Vin 8V up to Vout = 17V Vin 9V up to Vout = 20V Vin 9V up to Vout = 27V Vout = 24V Vout = 36V Vout = 32V RBD-12 LIGHTLINE DC/DC-Converter Series Specifications (typical at 25C, nominal input voltage, rated output current unless otherwise specified) Potting Material Silicone Potting Material (UL94V-0) All LED Drivers may not be used without a load. Case Dimensions 32.60 x 16.65 x 11.10 mm They must be switched on the primary side only. Package Weight pinned version 13g Noncompliance may damage the LED or reduce its lifetime. wired version 17g Packing Quantity pinned version 29 pcs. Note 1: Output Current Accuracy is defined as: wired version 12 pcs. (Iout - Iout rated) / Iout rated x 100 MTBF (using MIL-HDBK217F at 25C) 1700 x 10 hours Certification Note 2: Output Current Stability is defined as: EN General Safety Report: SPCLVD1111102 EN60950-1:2006 + A12:2011 (Iout deviation - Iout nominal) / Iout nomi- IEC General Safety Report: SPCLVD1111102 IEC60950-1:2005 nal x 100 Iout (deviation) = maximum Deviation UL General Safety Report: E224736 UL60950-1, 2nd Edition (min. Load, max. Load) Package Style and Pinning RBD-12-x.xx - Through Hole Case Unit: mm % Tolerance: Pin Connections RBD-12-x.xx XX.X 0.5 mm Pin Function Comments XX.XX 0.25 mm %+ ,% 1 +Vin DC Supply -%-+ %- 2 Vref Vref Voltage 5V typ. * %- 3 Analogue Dimming Leave open if not used 4 PWM/ON/OFF Leave open if not used % 1 % +60 5 GND Do not connect to -Vout + - / 6 -Vout LED Cathode Connection , %+, ,& %+, * 4 2 5 % - ( 7 +Vout LED Anode Connection / 2 5 %+, RBD-12-x.xx/W - Wired Version Wire Connections RBD-12-x.xx/W Pin Function Wire color % /%3, 3*% 160* 1 +Vin Red % * %- Unit: mm 2 Vref (5V typ.) Yellow 4 (= 4 5 - + Tolerance: , 3 Analogue Dimming Green -%-+ X 1 mm * A 2 4 PWM/ON/OFF Blue XX.X 0.5 mm % - XX.XX 0.25 mm 7 < 5 5 GND Black / %/+ 6 LED- Brown 7 LED+ Yellow %- Wires: UL/CSA approved (22AWG/300V) Safe Operating Area mA mA mA mA Vin 12V up to Vin 12V up to Vin 16V up to % % % % www.recom-power.com REV: 3/2017 L-17 & % % & % %