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| Features I I I I Overcurrent/lightning protection to BELLCORE GR-1089 Typical application is secondary protection on telecom line cards UL497A recognition Thermal fuse links 4A12P-516-500 - Surge Line Protection Module Electrical Characteristics Resistance Value..........................................................................50 Resistance Tolerance ..................................................................1 % TCR ..................................................................................100 ppm/C Ratio Tolerance ........................................................................0.5 % Temperature Range...................................................-40 C to +85 C Product Dimensions MAX. 32.81 MAX. (1.292) 7.87 (.310) 2.80 (.110) 12.70 14.59 (.500) (.575) Physical Characteristics Body Style ...........................................Dual In Line SMD - Twin Pack Substrate Material ........................................................96 % Alumina Lead Frame Material........................................Copper, solder coated Flammability .....................................................Conforms to UL94V-0 Processability................Unit is only suitable for no-clean processing Convection Reflow...................Unit will withstand 260 , 20 seconds Packaging .................16 " diameter reels, 44 mm tape, 250 pcs./reel 12 3.72 (.146) 10.16 .13 (.400 .005) 4 8 10 11 2.54 .13 (.100 .005) 4.07 .25 (.160 .010) Functional Characteristics (per Bellcore GR-1089) First Level Lightning Surge Resistors will remain within tolerance after testing. 1000 Volts Peak, 100 Amp Peak Current, Max. Rise/Min. Decay Time 10x1000 s, 60 Seconds Between Pulses: Number of Pulses ..............................25 each resistor each polarity 2500 Volts Peak, 500 Amp Peak Current, Max. Rise/Min. Decay Time 2x10 s, 60 Seconds Between Pulses: Number of Pulses .............................10 simultaneous each polarity First Level AC Power Fault Resistors will remain within tolerance after testing. 50 Vrms, 0.33 Amp Short Circuit Current: Duration...........................................................................15 minutes 100 Vrms, 0.17 Amp Short Circuit Current: Duration...........................................................................15 minutes 600 Vrms, 1.00 Amp Short Circuit Current: Duration ........................................................60 One-second pulses Second Level Lightning Surge Resistor package must fail safely causing no fire, electrical, or framentation hazard. 5000 Volts Peak, 500 Amp Peak Current, Max. Rise/Min. Decay Time 2x10 s: Number of Pulses ...............................1 simultaneous each polarity Second Level AC Power Fault Resistor package must fail safely causing no fire, electrical, or framentation hazard. Device will fail prior to Bussman MDQ 1-6/10 A fuse in series. 100 Vrms, 2.2 Amp Short Circuit Current: Duration...........................................................................15 minutes 600 Vrms, 7 Amp Short Circuit Current: Duration............................................................................5 seconds 250 Vrms, 25 Amp Short Circuit Current: Duration...........................................................................15 minutes 600 Vrms, 60 Amp Short Circuit Current: Duration............................................................................5 seconds F2B 22 1 F1A 21 2 19 4 DIMENSIONS: MILLIMETERS (INCHES) Electrical Schematic R2B R1B F1B 15 8 13 10 12 11 F2A R1A R2A How To Order 4A 12 P - 516 - 500 Model (4A = Surface Mount) Number of Pins Physical Configuration Electrical Configuration 516 = Matched pair of resistors plus thermal fuse Resistance Code * 500 = 50 Reliable Electronic Solutions Asia-Pacific: TEL +886- (0)2 25624117 * FAX +886- (0)2 25624116 Europe: TEL +41-41 7685555 * FAX +41-41 7685510 North America: TEL +1-909 781-5500 * FAX +1-909 781-5700 bourns.com 09/02 Specifications are subject to change without notice. COPYRIGHT(c) 2002, BOURNS, INC. LITHO IN U.S.A. 09/02 e/L0211 |
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