WG732HTTE180K

wide terminal type pulse power flat chip resistors (anti surge) EU features • Superior to WK73 series in pulse withstanding voltage • Suitable for both flow and reflow solderings • This products meet EU RoHS requirements • AEC-Q200 Tested dimensions and construction L c c Type L 2B (0612) +.004 .063± -.008 +0.1) (1.6± -0.2 2H (1020) .098±.006 .197±.006 .016±.008 .030±.006 .024±.004 (2.5±0.15) (5.0±0.15) (0.4±0.2) (0.75±0.15) (0.6±0.1) 3A (1225) .122± -.004 +0.2 (3.1± -0.1 ) W Ceramic Substrate Sn Plating t Dimensions inches (mm) W c d (Inch Size Code) +.004 .126± -.012 +0.1) (3.2± -0.3 t .012±.008 .018±.006 .024±.004 (0.3±0.2) (0.45±0.15) (0.6±0.1) Ni Plating d Protective Resistive Inner Electrode Coating Film +.008 .248±.006 .018±.008 .030±.006 .024±.004 (6.3±0.15) (0.45±0.2) (0.75±0.15) (0.6±0.1) Derating Curve 80 80 % Rated Power 100 % Rated Power 100 60 40 20 60 40 20 0 -60 -40 -20 -55 0 0 -60 -40 -20 -55 80 100 120 140 160 155 70 Ambient Temperature (°C) 20 40 60 For resistors operated at an ambient temperature of 70°C or above, a power rating shall be derated in accordance with the above derating curve. 0 20 40 60 80 100 120 140 160 125 155 Terminal Part Temperature (°C) For resistors operated terminal temperature of described for each size or above, a power rating shall be derated in accordance with the derating curve. Please refer to “Introduction of the derating curve based on the terminal part temperature” in the beginning of our catalog before use. ordering information WG73 Type 2H T Power Rating 2B: 1W 2H: 1.5W 3A: 2W Termination Surface Material T : Sn TE Packaging TD: 4mm pitch punch paper TE: 4mm pitch embossed plastic For further information on packaging, please refer to Appendix A 101 K Nominal Resistance 3 digits Resistance Tolerance K: ±10% M:±20% Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 10/20/20 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com 35 resistors WG73 resistors WG73 wide terminal type pulse power flat chip resistors (anti surge) applications and ratings Part Designation Power Rating Rated Ambient Temperature Rated Terminal Part Temperature T.C.R. (X 10-6/K) WG732B 1.0W 70°C ±125°C WG732H 1.5W 70°C WG733A 2.0W 70°C Resistance Range (Ω) Maximum Working Voltage Maximum Overload Voltage Operating Temperature Range K±10% E-12 M±20% E-12 ±100 560m ~ 1k 560m ~ 1k 200V 400V -55°C to +155°C ±125°C ±100 560m ~ 1k 560m ~ 1k 200V 400V -55°C to +155°C ±125°C ±100 560m ~ 1k 560m ~ 1k 200V 400V -55°C to +155°C Rated voltage = √Power rating x resistance value or max. working voltage, whichever is lower If any questions arise whether to use the “Rated Ambient Temperature” or the “Rated Terminal Part Temperature” in your usage conditions, please give priority to the “Rated Terminal Part Temperature.” Prior to use and for more details, please refer to the “Introduction of the derating curves based on the terminal part temperature” in the beginning of our catalog. environmental applications Temperature Rise One-Pulse Limiting Electric Power WG73 2B-3A WG73 2B-3A 3A 2H 2H 3A 2B 2B Temperature Rise (°C) 160 140 120 100 80 Measurement condition Room temperature: 25°C PCB: FR-4t = 1.6mm Cu foil thickness: 35µm 60 ①: Hot spot 40 ②: Terminal 20 0 20 10 30 40 50 60 70 80 90 100 Power Rating (%) One-Pulse Limiting Electric Power 100000 180 10000 1000 100 WG733A 10 WG732H WG732B 1 .001 .01 .1 1 10 100 1000 Pulse Duration (ms) Regarding the temperature rise, the value of the temperature varies per conditions and board for use since the temperature is measured under our measuring conditions. Performance Characteristics Parameter Resistance T.C.R. Overload (Short time) Resistance to Solder Heat Bending Test Rapid Change of Temperature Moisture Resistance Endurance at 70°C High Temperature Exposure Requirement ∆ R ±(%+0.005Ω) Limit Typical Within specified — tolerance Within specified — T.C.R. ±2% ±0.2% ±1% ±1% ±0.5% ±2% ±2% ±0.2% ±0.1% ±0.3% ±0.2% ±0.2% ±1% ±0.2% Test Method 25°C +25°C/-55°C and +25°C/+125°C Rated voltage (DC) x 2.5 for 5 seconds 260°C ± 5°C, 10 seconds ± 1 second Holding point 90mm, Bending 1 time, Bending 5mm -55°C (30 minutes), +125°C (30 minutes), 100 cycles 40°C ± 2°C, 90%-95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle 70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle +155°C, 1000 hours Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 36 10/20/20 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com