PCF ceramic resistors for anti pulse surge EU features KOA original bulk ceramic resistors Coated with UL94V0 flameproof material Excellent in anti-pulse characteristics Non-inductive resistors Products with lead-free terminations meet EU RoHS requirements. RoHS regulation is not intended for Pb-glass contained in the electrode. Higher reliability against disconnection compared to wirewound resistors and film resistors AEC-Q200 Qualified dimensions and construction Dimensions inches (mm) C Type L C (max.) D d (nom.) l* Inner Electrode .354.039 .437 .138.02 .028 1.18.118 PCF1/2 Resistive Body (9.01.0) (11.1) (3.50.5) (0.7) (30.03.0) 0.65.039 .748 .217.039 PCF1 (16.51.0) (19.0) (5.51.0) .031 1.50.118 (0.8) (38.03.0) .748.039 .886 .276.039 PCF2 (19.01.0) (22.5) (7.01.0) Lead Marking Wire Coating Electrode * Lead length changes depending on taping type Cap L D ordering information PCF 1 C T631 R 103 K Power Termination Nominal Type Taping Packaging Tolerance Rating Material Resistance PCF 1/2: 0.5W C: SnCu 1/2: T52 R: Reel 2 significant K: 10% figures + 1 1: 1W 1: T631 M: 20% multiplier 2: 2W 2: T631 taping Axial Taping Type T52 T631 PCF1/2 PCF1 PCF2 Contact us for lead forming details. For further information on packaging, please refer to Appendix C. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 10/29/18 KOA Speer Electronics, Inc. 199 Bolivar Drive Bradford, PA 16701 USA 814-362-5536 Fax: 814-362-8883 www.koaspeer.com 161 d leaded resistorsleaded resistors PCF ceramic resistors for anti pulse surge applications and ratings Resistance Range () Power Maximum Maximum Dielectric Rated Operating Part T.C.R. Rating Working Overload Withstanding Ambient Temp. -6 Designation K: 10% (x10 /K) M: 20% 70C Voltage Voltage Voltage Temp. Range E-12 E-6 -500 ~ -1300: 3.3R<10 PCF1/2 0.5W 4.7 - 100K 4.7 - 100K 200V 400V -600 ~ -1500: 10R<100 -40C 500V -700 ~ -1800: 100R<1k to +70C PCF1 1.0W 300V 600V -900 ~ -1900: 1kR<100k +200C 3.3 - 390K 3.3 - 390K -900 ~ -2000: 100kR<200k PCF2 2.0W 400V 800V 700V -900 ~ -2200: 200kR390k Rated Voltage = Power Rating x Resistance Value or Maximum Working Voltage, whichever is lower. environmental applications Derating Curve 100 80 60 For resistors operated at an ambient temperature of 70C 40 or above, a power rating shall 20 be derated in accordance with the derating curve. 0 -60 -40 -200420060 80 100 120 140 160 180 200 70 Ambient Temperature (C) Performance Characteristics Requirement R (% + 0.05) Parameter Test Method Limit Typical Resistance Measurement voltage 3.3=<R<10 0.3V Within regulated Resistance 25C to tolerance 10=<R<100 1.0V 100=<R=<390k 3.0V -500~-1300:3.3R<10 -600~-1500:10R<100 -700~-1800:100R<1k T.C.R +25C/-40C, +25C/+75C and +25C/+125C -900~-1900:1kR<100k -900~-2000:100kR<200k -900~-2200:200kR390k Voltage Coefficient Rated voltage and rated voltage x 10% 0~-0.2%/V (Apply for over 1k) Overload 0.4% Rated voltage x 2.5 or maximum overload voltage for 5s, whichever less 2% The resistor mounted to the test circuit as below is applied with high voltage impulse 10,000 cycles. Performance Requirements Type Test Voltage R (% + 0.05 ) 10kV:4.7R<10k 5 1 sec ON SW Protection 1 sec OFF PCF1/2 10kV:10kR<33k 10 resistor Refer to the table on 10kV:33kR<100k 25 Resistance to pulse Rx the right 4kV:10kR<100k 5 DC (HPC: In C=1.000pF (Max. pulse 14kV:3.3R<30k 5 insulation oil) voltage) 14kV:30kR<390k 10 PCF1 7kV:30kR<390k 5 20kV:3.3R<10k 5 20kV:10kR<390k 10 PCF2 11kV:10kR<390k 5 Resistance to soldering heat 2% 0.8% 350C10C, 3.5s0.5s Rapid change of temperature 2% 0.4% -40C (30 min.)/+85C (30 min.), 5 cycles Moisture resistance 5% 0.6% 40C2C, 90%~95%RH, 1000 hours, 1.5h ON/0, 5h OFF cycles Load life 5% 0.4% 70C2C, 1000h, 1.5h ON/0, 5h OFF cycles No abnormality in Dipping in IPA or Xylene for 3 minutes and leaving for 10 minutes after removing drops, Resistance to Solvent appearance. Marking then brushing 10 times. shall be easily legible. Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 12/19/17 162 KOA Speer Electronics, Inc. 199 Bolivar Drive Bradford, PA 16701 USA 814-362-5536 Fax: 814-362-8883 www.koaspeer.com % Rated Power