FDC40 SINGLE, DUAL AND TRIPLE OUTPUT, HIGH DENSITY 40 WATTS DC/DC CONVER TERS FEATURES 2:1 INPUT RANGE INCLUDE 3.3/5.0 VDC, TRIPLE OUTPUT PI INPUT FILTER SIX-SIDED SHIELD 2 YEAR WARRANTY EFFICIENT UP TO 88% LOW PROFILE CASE 0.375 INCH OVER VOLTAGE PROTECTION OVER CURRENT PROTECTION INHIBIT/SYNC INPUT ON/OFF CONTROL ELECTRICAL SPECIFICATIONS All specifications are typical at nominal input, full load, and 25˚C unless otherwise noted. INPUT SPECIFICATIONS Input Voltage Range .........................See model Selection Guide Input Filter..........................................PI Network Overvoltage Shutdown.......................20, 38 or 78VDC Undervoltage Shutdown.....................8, 17 or 34 VDC Reflected Ripple Current....................75mA, Pk -Pk OUTPUT SPECIFICATIONS Voltage Accuracy Single, Dual Output Models...............±2%, Max. Triple Output Models; Primary............±2%, Max. (Adj. to Zero) Voltage Balance Dual Output Models...........................±2%, Max. Triple Output Models..........................±10%, TYP Ripple & Noise, 20 MHz BW..............1% Pk-Pk of Vout Line Regulation Single Output Models........................±0.5%, Max. Dual Output Models...........................±1.0%, Max. Triple Output Models; Primary............±2.0%, Max. Auxiliaries............±5.0%, Max. Load Regulation Single Output Models........................±0.5%, Max. Dual Output Models...........................±1.0%, Max. Triple Output Models; Primary............±2.0%, Max. Auxiliaries............±5.0%, Max. Minimum Output Current % Iout rated (Main Output) xxD3305 Models.................................20% Dual and Triple Output Models...............10% Temperature Coefficient......................±0.02%/˚C Temp. Coefficient Balance...................±1%/˚C Output Short Circuit Duration..............Continuous Overvoltage Protection Threshold: 3.3V Output.........................................3.9V 5V Output............................................6.2V 12V Output..........................................15V 15V Output..........................................18V REMOTE ON/OFF CONTROL Control Voltage Referenced to Negative (-) Input Compatibility......................................CMOS, TTL On-Control..........................................4.8V min. or Open Off-Control..........................................0.4V max. or Short GENERAL SPECIFICATIONS Switching Frequency...........................185kHz, typ. Isolation Voltage.................................1600VDC, min Isolation Resistance...........................109 Ohms, min ENVIRONMENTAL SPECIFICATIONS Operating Temperature Range............-25˚C to +85˚C (CASE) Storage Temperature Range................-55˚C to +125˚C Cooling.................................................Free-air Convection EMI/RFI................................................Six-sided Continuous Shield MTBF....................................................2.294x105Hours (MIL-HDBK-217F TA=25˚C Full Load) PHYSICAL SPECIFICATIONS Case Material.....................................Nickel-Coated Copper with Non-Conductive Base Dimensions.........................................2.6x3.0x0.375 Inches (66x76.2x9.5 mm) 20 Series MODEL NUMBER FDC40-12S33 FDC40-12S05 FDC40-12S12 FDC40-12S15 FDC40-12D05 FDC40-12D12 FDC40-12D15 FDC40-12D3305 FDC40-24S33 FDC40-24S05 FDC40-24S12 FDC40-24S15 FDC40-24D05 FDC40-24D12 FDC40-24D15 FDC40-24D3305 FDC40-48S33 FDC40-48S05 FDC40-48S12 FDC40-48S15 FDC40-48D05 FDC40-48D12 FDC40-48D15 FDC40-48D3305 INPUT RANGE 9-18VDC 9-18VDC 9-18VDC 9-18VDC 9-18VDC 9-18VDC 9-18VDC 9-18VDC 18-36VDC 18-36VDC 18-36VDC 18-36VDC 18-36VDC 18-36VDC 18-36VDC 18-36VDC 36-72VDC 36-72VDC 36-72VDC 36-72VDC 36-72VDC 36-72VDC 36-72VDC 36-72VDC OUTPUT VOLTAGE OUTPUT CURRENT 3.3VDC 5VDC 12VDC 15VDC ± 5VDC ±12VDC ±15VDC 3.3VDC/5VDC 3.3VDC 5VDC 12VDC 15VDC ± 5VDC ±12VDC ±15VDC 3.3VDC/5VDC 3.3VDC 5VDC 12VDC 15VDC ± 5VDC ±12VDC ±15VDC 3.3VDC/5VDC % typ. EFF 78 82 84 84 81 83 83 78 81 83 88 88 82 84 84 78 81 83 88 88 82 84 84 78 10A 8A 3.4A 2.7A 7A/-1A ±1.8A ±1.4A 4A/4A 10A 8A 3.4A 2.7A 7A/-1A ±1.8A ±1.4A 4A/4A 10A 8A 3.4A 2.7A 7A/-1A ±1.8A ±1.4A 4A/4A Triple Output Available Pin Connections Pin# Single Output Dual Output Triple Output 3.3VDC/5.0VDC 1 Remote On/Off Remote On/Off Remote On/Off Remote On/Off 2 +Input +Input +Input +Input 3 -Input -Input -Input -Input 4 Sync Sync Sync Sync 5 +Output Sense/Trim(Down) +Output +Output (Aux) +3.3VDC 6 Output Trim Commom Commom(Aux) Commom 7 -Output Sense/Trim (Up) -Output -Output (Aux) + 5.0VDC 8 +Output* Output Trim +Output (Primary) Trim 9 -Output* NC -Output (Primary) NC NC Output Trim (Primary) NC 10 No Pin Connections for single output models without sensing or external trimming: For proper operation, externally connect Pin5(+Output Sense) to Pin8(+output) and Pin7(-output Sense) to Pin9(-Output). *NC: NO Connection. NOTES: 1.ALL DIMENSIONS IN INCHES (mm) PIN PITCH TOLERANCE ±0.5 mm 21