0RCY-C2T12L

ISOLATED DC/DC CONVERTERS 48 Vdc Input Sep. 24, 2010 12 Vdc /12 A Output Bel Power Inc., a subsidiary of Bel Fuse Inc. RoHS Compliant • • • • • • 0RCY-C2T12x Features • • • • • • • • • Isolated High Efficiency High Power Density Rev.C Output Over-Voltage Shutdown OCP/SCP Over Temperature Protection Output Voltage Trim Remote On/Off Positive/Negative Remote Sense Fixed Frequency (300 kHz) Low Cost Input Under-Voltage Lockout Basic Insulation Class 1, Category 2, Isolated DC/DC Converter (refer to IPC-9592) UL60950-1 Recognized (UL/cUL) (Pending) Applications • • • Networking Computers and peripherals Telecommunications Description The 0RCY-C2T12x is isolated dc/dc converter that operates from a nominal 48 Vdc source. This unit will provide up to 144 W of output power from a nominal 48 Vdc input. This unit is designed to be highly efficient and low cost. Features include remote on/off, over current protection and under-voltage lockout. This converter is provided in an industry standard eighth brick package. Part Selection Output Voltage 12 Vdc Input Voltage 36 Vdc - 75 Vdc Max. Output Current 12 A Max. Output Power 144 W Typical Efficiency 93% Model Number Active High 0RCY-C2T120 Model Number Active Low 0RCY-C2T12L Notes: Add “G” suffix at the end of the model number to indicate Tray Packaging. Part Number Explanation 0 R CY – C2 T 12 x 12 3 4 56 7 1---Through hole 2---RoHS 6, change “R” to “7” means RoHS 5 3---Series name 4---Series code 5---Input range (36-75V) 6---Output voltage 12V 7--- Suffix Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com 1 ISOLATED DC/DC CONVERTERS 48 Vdc Input Sep. 24, 2010 12 Vdc /12 A Output Bel Power Inc., a subsidiary of Bel Fuse Inc. Min -0.3 -0.3 1500 500 1500 -40 -55 Typ Max 80 100 18 85 125 Unit V V V V V V °C °C 100 mS maximum Notes Absolute Maximum Ratings Parameter Continuous Input Voltage Input Transient Voltage Remote On/Off Input to baseplate isolation voltage output to baseplate isolation voltage I/O Isolation Voltage Ambient Temperature Storage Temperature Note: Ratings used beyond the maximum ratings may cause a reliability degradation of the converter or may permanently damage the device. Input Specifications Parameter Operating Input Voltage Input Current (full load) Input Current (no load) Remote Off Input Current Input Reflected Ripple Current (rms) Input Reflected Ripple Current (pk-pk) I t Inrush Current Transient Turn-on Voltage Threshold Turn-off Voltage Threshold 2 Min 36 33 31 Typ 48 60 10 5 25 0.1 34 32 Max 75 5.0 120 15 10 40 0.5 36 34 Unit V A mA mA mA mA As V V 2 Notes Tested with simulated source impedance of 10 uH, 5 Hz to 20 MHz; use a 100 uF/100 V electrolytic capacitor with ESR = 1 ohm max. at 200 kHz at 25 °C. Note: All specifications are typical at 25 °C unless otherwise stated. Output Specifications Parameter Output Voltage Set Point Load Regulation Line Regulation Regulation Over Temperature (-40deg.C-85deg.C) Total Regulation Ripple and Noise (pk-pk) Ripple and Noise (rms) Output Current Range Output DC Current Limit Min 11.76 0 13 Typ 12.00 ±12 ±12 ±30 ±60 90 30 15 Max 12.24 ±24 ±24 ±60 ±100 150 50 12 17 Unit V mV mV mV mV mV mV A A 0-20 MHz BW, with a 1µF ceramic capacitor and a 10uF Tantalum cap at output. Notes Vin=48V, Io=50% load Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com 2 ISOLATED DC/DC CONVERTERS 48 Vdc Input Sep. 24, 2010 12 Vdc /12 A Output Bel Power Inc., a subsidiary of Bel Fuse Inc. Min 0 Overshoot Settling Time Overshoot Settling Time Typ 2 60 0 400 200 400 200 Max 4 100 680 600 300 600 300 Unit As mS % uF mV uS mV uS di/dt=0.1A/us, Vin=48Vdc, Ta=25°C, with a 1µF ceramic capacitor and a 10uF Tantalum cap at the output. 2 Output Specifications (continued) Parameter Short Circuit Surge Transient Turn on Time Overshoot at Turn on Output Capacitance Transient Response △V25%~50% of Notes Max Load △V50%~25% of Max Load Note: All specifications are typical at nominal input, full load at 25°C unless otherwise stated. General Specifications Parameter Efficiency Switching Frequency Isolation Capacitance Output Voltage Trim Range Remote Sense Compensation Over Temperature Protection Over Voltage Protection Weight FIT Dimensions Inches (L × W × H) Millimeters (L × W × H) 2.30 x 0.90 x 0.50 58.41 x 22.91 x 12.70 Min 91 270 80 Typ 93 300 3900 125 125 47 TBD Max 330 110 10 Unit % kHz pF %Vo %Vo °C % g Calculated Per Bell Core SR-332 (Vin=48 V, Vo=12 V, Io=12 A, Ta = 25 °C, FIT=109/MTBF) Vin=48V, full load, in hiccup mode The total voltage increased by trim and remote sense should not exceed 10%Vo. Notes Vin=48V, full load Note: All specifications are typical at 25 °C unless otherwise stated. Control Specifications Parameter Remote On/Off Signal Low (Unit On) Signal High (Unit Off) Signal Low (Unit Off) Signal High (Unit On) Current Sink Min -0.3 2.4 -0.3 2.4 0 Typ Max 0.8 18 0.8 18 1 Unit V V V V mA Notes 0RCY-C2T12L. The remote on/off pin open, Unit off. 0RCY-C2T120. The remote on/off pin open, Unit on. Active Low Active High Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com 3 ISOLATED DC/DC CONVERTERS 48 Vdc Input Sep. 24, 2010 12 Vdc /12 A Output Bel Power Inc., a subsidiary of Bel Fuse Inc. Efficiency Data Efficiency Curve 94% 92% 90% 88% Efficiency 86% 84% 82% 80% 78% 76% 74% 72% 70% 1.20 3.00 6.00 Output Current (A) 9.00 12.00 36 V 48 V 56 V 75 V Thermal Derating Curve Vin=48 V Vin=56 V With maximum junction temperature of semiconductors derated to 120 degree C Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com 4 ISOLATED DC/DC CONVERTERS 48 Vdc Input Sep. 24, 2010 12 Vdc /12 A Output Bel Power Inc., a subsidiary of Bel Fuse Inc. Ripple and Noise Waveform 48 Vdc input, 12.0 Vdc/12 A output Note: Ripple and noise at full load, 0-20 MHz BW, Ta=25 deg C, with a 1uF ceramic cap and a 10 uF Tantalum cap at output. Transient Response Waveforms Vout=12.0 V, 50%-25% Load Transient Vout=12.0 V, 25%-50% Load Transient Note: Transient Response at Vin=48 V, di/dt=0.1 A/uS, external 10 uF tantalum Cap and 1uF ceramic 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 5 ISOLATED DC/DC CONVERTERS 48 Vdc Input Sep. 24, 2010 12 Vdc /12 A Output Bel Power Inc., a subsidiary of Bel Fuse Inc. Output Trim Equations Equations for calculating the trim resistor are shown below. The Trim Down resistor should be connected between the Trim pin and GND pin. The Trim Up resistor should be connected between the Trim pin and the Vout pin. Only one of the resistors should be used for any given application. Vout Rtrimdown = 511 − 10 .22[kΩ ] delta Module Trim GND Rtrimdown Rtrimup = (100 + delta) ⋅ Vo ⋅ 5.11 − 626 − 10.22[kΩ ] 1.225 ⋅ delta Vout Module Trim GND Rtrimup Note: delta = (Vo _ req − Vo ) × 100 [% ] Vo Vo_req=Desired (trimmed) output voltage [V] Output voltage Vo=12.000 V 400 Trim resistor value Rtrim_down(KOhm) Trim resistor value,Rtrim_up(KOhm) 5000 4500 4000 3500 3000 2500 2000 1500 1000 500 360 320 280 240 200 160 120 80 40 0 9.6 9.84 10.08 10.32 10.56 10.8 11.04 11.28 11.52 11.76 Adjusted output voltage Vo,adj (V) 12 0 12 12.12 12.24 12.36 12.48 12.6 12.72 12.84 12.96 13.08 13.2 Adjusted output voltage Vo,adj(V) Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com 6 ISOLATED DC/DC CONVERTERS 48 Vdc Input Sep. 24, 2010 12 Vdc /12 A Output Bel Power Inc., a subsidiary of Bel Fuse Inc. Mechanical Outline Pin Connections Pin 1 2 3 4 5 6 7 8 Name Vin+ On/Off VinVoutSenseTrim Sense+ Vout+ Pin Dia 0.040’’ 0.040’’ 0.040’’ 0.062’’ 0.040’’ 0.040’’ 0.040’’ 0.062’’ Note: This module is recommended and compatible with Pb-Free Wave Soldering and must be soldered using a peak solder temperature of no more than 260 ºC for less than 5 seconds. Note: 1) All Pins: Material - Copper Alloy; Finish – 3 micro inches minimum Gold over 50 micro inches minimum Nickel plate. 2) Undimensioned components are shown for visual reference only. 3) All dimensions in inches (mm); Tolerances: x.xx +/-0.02 in. (x.x +/-0.5mm) x.xxx +/-0.010 in. (x.xx +/-0.25mm). Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com 7 ISOLATED DC/DC CONVERTERS 48 Vdc Input Sep. 24, 2010 12 Vdc /12 A Output Bel Power Inc., a subsidiary of Bel Fuse Inc. Revision History Date 2007-06-29 2009-06-18 Revision PA B First release. Changes Detail Approval HF Fan 1. Add 100ms transient and input/output pin to heatsink voltage. 2. Change mechanical outline. HF Fan JZ Wang 2010-09-24 C Add efficiency data and TD chart in 56Vin condition. RoHS Compliance Complies with the European Directive 2002/95/EC, calling for the elimination of lead and other hazardous substances from electronic products. ©2010 Bel Fuse Inc. Specifications subject to change without notice. 092410 8 CORPORATE Bel Fuse Inc. 206 Van Vorst Street Jersey City, NJ 07302 Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com FAR EAST 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 EUROPE 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