ISOLATED DC/DC CONVERTERS 48 Vdc Input 1.2 Vdc - 3.3 Vdc/15 A, 5 Vdc/12 A, 12 Vdc/5 A Output, 1/8 Brick 0RCY-60T Series RoHS Compliant Rev.A * Isolated * Output Over Voltage Shutdown * High Efficiency * OCP/SCP * High Power Density * Over Temperature Protection * Fix Frequency (300 kHz) * Remote On/Off Logic (Option) * Low Cost * Output Voltage Trim * Input Under Voltage Lockout * Positive/Negative Remote Sense * UL60950-1 Recognized (UL/cUL) * Basic Isolation Description The 0RCY-60T Series are isolated dc/dc converters that operate from a nominal 48 Vdc source. These units provide up to 60 W of output power from a nominal 48 Vdc input. These units are designed to be highly efficient and low cost. Features include remote on/off, short circuit protection, over current protection, over temperature protection, input under voltage lockout, and output over voltage protection. These converters are provided in an industry standard eighth brick package. Part Selection Output Voltage 12.0 Vdc Input Voltage 36 Vdc - 75 Vdc Max. Output Current 5A Max. Output Power 60.0 W Typical Efficiency 91% Model Number Active High 0RCY-60T120 Model Number Active Low 0RCY-60T12L 5.0 Vdc 36 Vdc - 75 Vdc 12 A 60.0 W 91% 0RCY-60T050 0RCY-60T05L 3.3 Vdc 36 Vdc - 75 Vdc 15 A 50.0 W 89% 0RCY-60T033 0RCY-60T03L 2.5 Vdc 36 Vdc - 75 Vdc 15 A 37.5 W 87% 0RCY-60T025 0RCY-60T02L 1.8 Vdc 36 Vdc - 75 Vdc 15 A 27 W 85% 0RCY-60TV80 0RCY-60TV8L 1.5 Vdc 36 Vdc - 75 Vdc 15 A 22.5 W 84% 0RCY-60TV50 0RCY-60TV5L 1.2 Vdc 36 Vdc - 75 Vdc 15 A 18 W 82% 0RCY-60TV20 0RCY-60TV2L Notes: 1. Add "G" suffix at the end of the model number to indicate Tray Packaging. 2. All part numbers above indicate RoHS 6. Change the second letter "R" to "7" for RoHS 5 part numbers. Absolute Maximum Ratings Parameter Input Voltage (continuous) Min -0.3 V Input Voltage Transient (100 ms) -0.3 V Remote On/Off I/O Isolation Voltage Typ - Max 80 V Notes 100 V -2 V - 18 V - - 2000 V Ambient Temperature -40 C - 85 C Storage Temperature -55 C - 125 C Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com ISOLATED DC/DC CONVERTERS 48 Vdc Input 1.2 Vdc - 3.3 Vdc/15 A, 5 Vdc/12 A, 12 Vdc/5 A Output, 1/8 Brick Input Specifications Parameter Input Voltage Input Current (full load) Min 36 V Typ 48 V Max 75 V Vo=12.0 V Vo=5.0 V Vo=3.3 V Vo=2.5 V Vo=1.8 V Vo=1.5 V Vo=1.2 V - - 3.0 A 2.8 A 2.6 A 2.0 A 1.4 A 1.2 A 0.9A Vo=12.0 V Vo=5.0 V Vo=3.3 V Vo=2.5 V Vo=1.2 V - 1.8 V Remote Off Input Current - 90 mA 55 mA 45 mA 40 mA 30 mA 2 mA 130 mA 75 mA 70 mA 70 mA 60 mA 5 mA Input Reflected Ripple Current(rms) - 4 mA 10 mA Input Reflected Ripple Current(Pk-Pk) - 20 mA 40 mA - 0.01 A s Notes Input Current (no load) 2 I t Inrush Current Transient 2 With simulated source impedance of 10 uH; a 100uF/100V electrolytic capacitor with ESR = 1 ohm max. 5 Hz to 20 MHz 2 0.02 A s Turn on Voltage Threshold 32 V 34 V 35 V Turn off Voltage Threshold 30 V 32 V 34 V Note: All specifications are typical at 25 C unless otherwise stated. Output Specifications Parameter Output Voltage Set Point Min Typ Max VO=12.0 V VO=5.0 V Vo=3.3 V VO=2.5 V VO=1.8 V Vo=1.5 V Vo=1.2 V 11.760 V 4.925 V 3.250 V 2.463 V 1.773 V 1.478 V 1.182 V 12.0 V 5.0 V 3.3 V 2.5 V 1.8 V 1.5 V 1.2 V 12.240 V 5.075 V 3.350 V 2.538 V 1.827 V 1.523 V 1.218 V VO=12.0 V VO=5.0 V Vo=3.3 V VO=2.5 V VO=1.8 V Vo=1.5 V Vo=1.2 V - 24 mV 5 mV 3 mV 3 mV 3 mV 3 mV 3 mV 48 mV 10 mV 7 mV 7 mV 7 mV 7 mV 7 mV VO=12.0 V VO=5.0 V Vo=3.3 V VO=2.5 V VO=1.8 V Vo=1.5 V Vo=1.2 V - 30 mV 10 mV 7 mV 6 mV 5 mV 5 mV 5 mV 60 mV 20 mV 15 mV 12 mV 10 mV 10 mV 10 mV Line Regulation Load Regulation Notes Vin=48 V, Io=50% full load, Ta=25 C. Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com ISOLATED DC/DC CONVERTERS 48 Vdc Input 1.2 Vdc - 3.3 Vdc/15 A, 5 Vdc/12 A, 12 Vdc/5 A Output, 1/8 Brick Output Specifications (continued) Parameter Regulation Over Temperature (-40 C to +85 C) Min Typ Max VO=12.0 V VO=5.0 V Vo=3.3 V VO=2.5 V VO=1.8 V Vo=1.5 V VO=1.2 V - 60 mV 45 mV 30 mV 25 mV 20 mV 15 mV 12 mV 100 mV 75 mV 50 mV 40 mV 30 mV 25 mV 20mV VO=12.0 V VO=5.0 V Vo=3.3 V VO=2.5 V VO=1.8 V Vo=1.5 V Vo=1.2 V 0A 0A 0A 0A 0A 0A 0A - 5A 12 A 15 A 15 A 15 A 15 A 15 A VO=12.0 V VO=5.0 V Vo=3.3 V VO=2.5 V VO=1.8 V Vo=1.5 V Vo=1.2 V 5.5 A 13.5 A 16 A 16 A 16 A 16 A 16 A 6.5 A 16 A 18 A 18 A 18 A 18 A 18 A 8A 19 A 20 A 20 A 20 A 20 A 20 A - 3A s 5A s VO=12.0 V VO=5.0 V Vo=3.3 V VO=2.5 V VO=1.8 V Vo=1.5 V Vo=1.2 V - 25 mV 25 mV 15 mV 12 mV 10 mV 10 mV 10 mV 50 mV 50 mV 30 mV 25 mV 20 mV 20 mV 20 mV VO=12.0 V VO=5.0 V Vo=3.3 V VO=2.5 V VO=1.8 V Vo=1.5 V Vo=1.2 V - 100 mV 95 mV 55 mV 55 mV 45 mV 45 mV 45 mV 15 mS 130 mV 120 mV 80 mV 80 mV 70 mV 70 mV 70 mV 30 mS - 0% 5% 0 uF 0 uF 0 uF 0 uF 0 uF 0 uF 0 uF - 1000 uF 10000 uF 15000 uF 15000 uF 15000 uF 15000 uF 15000 uF Notes Output Current Current Limit Threshold Short Circuit Surge Transient 2 2 Ripple and Noise (rms) Ripple and Noise (pk-pk) Turn on Time Overshoot at Turn on Output Capacitance VO=12.0 V VO=5.0 V Vo=3.3 V VO=2.5 V VO=1.8 V Vo=1.5 V Vo=1.2 V Test conditions: Vin=48 V, Ta=25 C, with a 1uF ceramic capacitor and a 10 uF Tantalum capacitor at the output. Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com ISOLATED DC/DC CONVERTERS 48 Vdc Input 1.2 Vdc - 3.3 Vdc/15 A, 5 Vdc/12 A, 12 Vdc/5 A Output, 1/8 Brick Output Specifications (continued) Parameter Transient Response Min Typ Max 25% ~ 50% Max Load Overshoot - 300 mV 400 mV Settling Time - 400 uS 500 uS 50% ~ 25% Max Load - 300 mV 400 mV Settling Time - 400 uS 500 uS 200 mV 230 mV VO=12.0 V Overshoot Overshoot 25% ~ 50% Max Load - 300 uS 400 uS - 200 mV 230 mV Settling Time - 300 uS 400 uS Overshoot - 150 mV 200 mV Settling Time VO=5.0 V Overshoot 50% ~ 25% Max Load 25% ~ 50% Max Load Settling Time Overshoot 50% ~ 25% Max Load VO=1.2 V - 3.3 V Settling Time - 200 uS 250 uS - 150 mV 200 mV - 200 uS 250 uS Notes Test conditions: di/dt = 0.1 A/uS, Vin=48 V, with a 1 uF ceramic capacitor and a 10 uF Tantalum capacitor at the output. Note: All specifications are typical at 25 C unless otherwise stated. General Specifications Parameter Min Typ Max Switching Frequency 88% 88% 87% 85% 83% 82% 80% 270 kHz 91% 91% 89% 87% 85% 84% 82% 300 kHz 330 kHz Isolation capacitance - 1500 pF - Output Voltage Trim Range 80%Vo - 110%Vo Remote Sense Compesation - - 10%Vo Over Temperature Protection - 125 C - Over Voltage Protection - 130%Vo - Notes Efficiency VO=12.0 V VO=5.0 V VO=3.3 V VO=2.5 V VO=1.8 V VO=1.5 V VO=1.2 V MTBF Vin=48 V, full load The total voltage increased by trim and remote sense should not exceed 10%Vo Vin=48V, full load, in hiccup mode Calculated Per Bell Core SR-332 (IO = 12 A, Vin=48 V, Vo=3.3 V, Ta = 25 C, No forced air) 2,410,000 hours Dimensions Inches (L x W x H) Millimeters (L x W x H) Weight 2.30 x 0.896 x 0.411 58.42 x 22.86 x 10.45 - 20 g - Note: All specifications are typical at 25 C unless otherwise stated. Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com ISOLATED DC/DC CONVERTERS 48 Vdc Input 1.2 Vdc - 3.3 Vdc/15 A, 5 Vdc/12 A, 12 Vdc/5 A Output, 1/8 Brick Control Specifications Parameter Min Typ Max -0.3 V 2.4 V -0.3 V 2.4 V 0 mA - 0.8 V 18 V 0.8 V 18 V 0.75 mA Notes Remote On/Off Signal Low (Unit On) Signal High (Unit Off) Signal Low (Unit Off) Signal High (Unit On) Current Sink Active Low Active High 0RCY-60TxxL. The remote on/off pin open, Unit off 0RCY-60Txx0. The remote on/off pin open, Unit on Output Trim Equations Equations for calculating the trim resistor (in k) are shown below. The Trim Down resistor should be connected between the Trim pin and Ground pin. The Trim Up resistor should be connected between the Trim pin and the Vout. Only one of the resistors should be used for any given application. Rtrimdown = 511 - 10.22 delta Vout Module 1.Vo =12 V-1.5 V Rtrimup = Rtrimdown GND (100 + delta ) Vo 5.11 - 626 - 10.22 1.225 delta 2. Vo =1.2 V Rtrimup = Trim Vout (100 + delta ) Vo 5.11 - 626 - 10.22 1.225 delta Rtrimup Module Trim GND Notes: delta = (Vo _ req - Vo ) x 100[% ] Vo Vo_req=Desired (trimmed) output voltage [V] Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com ISOLATED DC/DC CONVERTERS 48 Vdc Input 1.2 Vdc - 3.3 Vdc/15 A, 5 Vdc/12 A, 12 Vdc/5 A Output, 1/8 Brick Efficiency Data 85% 80% 75% 70% 65% 60% 55% 50% 45% 1.5A 0RCY-60TV5x EFFICIENCY 90% EFFICIENCY EFFICIENCY 0RCY-60TV2x EFFICIENCY 36V 48V 75V 3.75A 7.5A 11.25A 15A 85% 80% 75% 70% 65% 60% 55% 50% 1.5A OUTPUT CURRENT (A) 11.25A 15A 90% 85% 80% 75% EFFICIENCY EFFICIENCY 7.5A 0RCY-60T02x EFFICIENCY 90% 85% 36V 48V 75V 70% 65% 60% 55% 50% 80% 36V 48V 75V 75% 70% 65% 60% 1.5A 3.75A 7.5A 11.25A 55% 1.5A 15A 3.75A 7.5A 11.25A OUTPUT CURRENT (A) OUTPUT CURRENT (A) 0RCY-60T03x EFFICIENCY 0RCY-60T05x EFFICIENCY 95% 15A 95% 90% 90% 85% EFFICIENCY EFFICIENCY 3.75A OUTPUT CURRENT (A) 0RCY-60TV8x EFFICIENCY 36V 48V 75V 80% 75% 70% 65% 60% 1.5A 36V 48V 75V 85% 36V 48V 75V 80% 75% 70% 65% 3.75A 7.5A 11.25A 60% 1.2A 15A OUTPUT CURRENT (A) 3.0A 6.0A 9.0A 12.0A OUTPUT CURRENT (A) 0RCY-60T12x EFFICIENCY 95% EFFICIENCY 90% 85% 36V 48V 75V 80% 75% 70% 65% 60% 0.5A 1.25A 2.5A 3.75A 5.0A OUTPUT CURRENT (A) Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com ISOLATED DC/DC CONVERTERS 48 Vdc Input 1.2 Vdc - 3.3 Vdc/15 A, 5 Vdc/12 A, 12 Vdc/5 A Output, 1/8 Brick Thermal Derating Curves Vin=48V, with maximum junction temperature of semiconductors derated to 120 degree C. Vo=1.2 V Vo=1.8 V Vo=3.3 V Vo=1.5 V Vo=2.5 V Vo=5 V Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com ISOLATED DC/DC CONVERTERS 48 Vdc Input 1.2 Vdc - 3.3 Vdc/15 A, 5 Vdc/12 A, 12 Vdc/5 A Output, 1/8 Brick Thermal Derating Curves (continued) Vo=12 V Thermal Reference NoteTH1 and TH2 are hot spots which should not exceed 118 degree C. Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com ISOLATED DC/DC CONVERTERS 48 Vdc Input 1.2 Vdc - 3.3 Vdc/15 A, 5 Vdc/12 A, 12 Vdc/5 A Output, 1/8 Brick Ripple and Noise Waveforms 1.2 V/15 A output. 1.8 V/15 A output. 3.3 V/15 A output. 1.5 V/15 A output 2.5 V/15 A output 5.0 V/12 A output 12 V/5 A output Note: Ripple and noise at full load, 48 V input, and with a 1 uF ceramic cap and a 10 uF tantalum cap at the output, Ta=25 deg C. Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com ISOLATED DC/DC CONVERTERS 48 Vdc Input 1.2 Vdc - 3.3 Vdc/15 A, 5 Vdc/12 A, 12 Vdc/5 A Output, 1/8 Brick Transient Response Waveforms Vout=1.2 V 50% to 25% Load Transients Vout=1.2 V 25% to 50% Load Transients Vout=1.5 V 50% to 25% Load Transients Vout=1.5 V 25% to 50% Load Transients Vout=1.8 V 50% to 25% Load Transients Vout=1.8 V 25% to 50% Load Transients Vout=2.5 V 50% to 25% Load Transients Vout=2.5 V 25% to 50% Load Transients Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com ISOLATED DC/DC CONVERTERS 48 Vdc Input 1.2 Vdc - 3.3 Vdc/15 A, 5 Vdc/12 A, 12 Vdc/5 A Output, 1/8 Brick Transient Response Waveforms (continued) Vout=3.3 V 50% to 25% Load Transients Vout=3.3 V 25% to 50% Load Transients Vout=5.0 V 50% to 25% Load Transients Vout=5.0 V 25% to 50% Load Transients Vout=12 V 50% to 25% Load Transients Vout=12 V 25% to 50% Load Transients Note: Transient response is tested at di/dt=0.1 A/uS, external 10 uF tantalum capacitor and 1 uF ceramic capacitor, Vin=48 V, Ta=25 deg C. Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com ISOLATED DC/DC CONVERTERS 48 Vdc Input 1.2 Vdc - 3.3 Vdc/15 A, 5 Vdc/12 A, 12 Vdc/5 A Output, 1/8 Brick Mechanical Outline Pin Connections Pin Function 1 Vin+ 2 Remote On/Off 3 Vin- 4 Vout- 5 Sense- 6 Trim 7 Sense+ 8 Vout+ RoHS Compliance Complies with the European Directive 2002/95/EC, calling for the elimination of lead and other hazardous substances from electronic products. (c)2007 Bel Fuse Inc. Specifications subject to change without notice. 030307 CORPORATE FAR EAST EUROPE Bel Fuse Inc. 206 Van Vorst Street Jersey City, NJ 07302 Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com Bel Fuse Ltd. 8F/ 8 Luk Hop Street San Po Kong Kowloon, Hong Kong Tel 852-2328-5515 Fax 852-2352-3706 www.belfuse.com Bel Fuse Europe Ltd. Preston Technology Management Centre Marsh Lane, Suite G7, Preston Lancashire, PR1 8UD, U.K. Tel 44-1772-556601 Fax 44-1772-888366 www.belfuse.com