PW 10 75R 10% LF TT Electronics

PW SERIES GENERAL PURPOSE AXIAL LEADED POWER WIREWOUND RESISTOR Fireproof high temperature ceramic case - stand offs optional 2 watts to 25 watts Alloy resistance 0.10 ohms to 30K ohms wire on berglass substrate 10% or 5% tolerance Inorganic reproof TC's from 300 ppm/C to +5500 ppm/C encapsulant Lead-/free, ROHS Compliant Construction Available Automatically clamped termination lead assembly SPECIFICATIONS: Standard Temperature Special Temperature Coefcients Power Rating Coefcient Standard @ 25C +0.55%/C +0.45%/C +0.25%/C Resistance 0.06%/C 0.03%/C (watts) over R range over R range over R range IRC Type Range (ohms) over R range over R range 2 0.1 to 30 0.24 to 130 1.0 to 10 PW-2 0.15 to 2.4K 0.15 to 0.99 1.0 to 2.4K 3 0.1 to 86 0.1 to 270 0.24 to 20 PW-3 0.1 to 7.5K 0.1 to 0.99 1.0 to 7.5K1.0 5 0.1 to 68 0.1 to 300 0.27 to 22 PW-5 0.1 to 8.5K 0.1 to 0.99 to 8.5K 7 0.1 to 150 0.15 to 680 1.0 to 51 PW-7 0.1 to 18K 0.1 to 0.99 1.0 to 18K 10 0.1 to 240 0.24 to 1100 1.0 to 82 PW-10 0.18 to 30K 0.18 to 0.99 1.0 to 30K 15 0.1 to 240 0.24 to 1100 1.0 to 82 PW-15 0.18 to 30K 0.18 to 0.99 1.0 to 30K 18 0.1 to 200 0.24 to 1100 1.0 to 70 PW-18 0.18 to 22K 0.18 to 0.99 1.0 to 22K 22 0.15 to 360 0.36 to 1800 1.0 to 120 PW-22 0.27 to 18K 0.27 to 1.3 1.5 to 12K 25 0.15 to 300 0.36 to 1200 1.5 to 100 PW-25 0.27 to 18K 0.27 to 1.3 1.5 to 10K Please note: When ordering the alternate conguration please add an 'A' after the part number. (i.e., PW-2A) PW DIMENSIONS (Inches and (mm)): IRC Type L0.03 (0.8) W0.03 (0.8) H0.03 (0.8) D Dia.0.002 E0.03 (0.8) LL min. F (ref.) PW-2 0.69 (17.5) 0.25 (6.35) 0.25 (6.35) 0.032 (0.8) 0.31 (7.87) 1.44 (36.6) 0.063 PW-3 0.88 (22.4) 0.31 (7.87) 0.31 (7.87) 0.036 (0.91) 0.38 (9.65) 1.44 (36.6) 0.063 PW-5 0.88 (22.4) 0.38 (9.65) 0.35(8.89) 0.036 (0.91) 0.41 (10.4) 1.50 (38.1) 0.063 PW-7 1.39 (35.3) 0.38 (9.65) 0.35(8.89) 0.036 (0.91) 0.47 (11.9) 1.50 (38.1) 0.125 PW-10 1.88 (47.8) 0.38 (9.65) 0.35(8.89) 0.036 (0.91) 0.47 (11.9) 1.50 (38.1) 0.125 PW-15 1.88 (47.8) 0.50 (12.7) 0.50 (12.7) 0.036 (0.91) 0.63 (16.0) 1.50 (38.1) 0.125 PW-18 1.88 (47.8) 0.50 (12.7) 0.50 (12.7) 0.036 (0.91) 0.63 (16.0) 1.50 (38.1) 0.125 PW-22 2.50 (63.5) 0.50 (12.7) 0.50 (12.7) 0.040 (1.0)* 0.63 (16.0) 1.50 (38.1) 0.125 0.50 (12.7) PW-25 2.50 (63.5) 0.50 (12.7) 0.040 (1.0)* 0.63 (16.0) 1.50 (38.1) 0.125 *Copper Clad Steel Alternate Standard Conguration POWER DERATING: TEMPERATURE RISE: Ambient Temperature (C) Percent of Rated Load General Note IRC reserves the right to make changes in product specication without notice or liability. All information is subject to IRCs own data and is considered accurate at time of going to print. A subsidiary of WIREWOUND AND FILM TECHNOLOGIES DIVISION TT elec 736 Greenway Road Boone, North Carolina 28607-1860 Tel: 828-264-8861 Fax: 828-264-8866 www.irctt.com Issue Preliminary Percent of Rated Load Temperature Rise (C)PW SERIES GENERAL PURPOSE RADIAL TERMINAL POWER WIREWOUND RESISTOR Inorganic reproof 20 watts to 50 watts Tinned steel encapsulant 0.10 ohms to 2.0K ohms 10% or 5% tolerance Custom parts available - consult factory Steatite RoHS-compliant version available ceramic case Allow resistance wire on berglass substrate SPECIFICATIONS: TEMPERATURE RISE at POWER DERATING: (without bracket) Power at Resistance 25C Range IRC Type (watts) (ohms) PW-20E 20 0.1 - 2.0K PW-30 30 0.5 - 1.2K PW-40 40 0.65 - 1.5K PW-50E 50 0.08 - 1.8K - Flameproof inorganic construction - EIA RS-344, Insulated xed Ambient Temperature (C) wirewound resistors With Bracket: Percent of Rated Load - 1000 hour load life at 25C: 5% max. PW-30 Increased to 40 watts PW-40 Increased to 50 watts - Moisture no load 240 hours: 2% max. PW-50 Increased to 60 watts - Temperature cycling (5 cyc.): 5% max. DIMENSIONS (Inches): PW-20E Wirewound PW-30, 40 and 50E Wirewound 5/32 Dia. Thru (2) 0.250 (Typ.) A A 0.0320.0025 0.0320.0025 0.2820.020 0.1570.020 5/32 Dia. Thru (2) 0.750.030 0.50.030 0.25 0.750.030 0.375 B 0.75 0.875 B 0.50.030 7/32 Dia. 0.205 or 0.1250.015 0.200 (Typ.) PW-20E Alternate 0.1870.005 Terminal Conguration 0.1350.015 0.250.031 - 0.020" Tin coated 0.0690.005 Steel Printed Circuit Terminal IRC Type A (0.030) B (0.060) PW-20E 1.875 2.50 PW-30 2.00 2.55 PW-40 2.45 3.00 PW-50E 3.075 3.625 General Note IRC reserves the right to make changes in product specication without notice or liability. All information is subject to IRCs own data and is considered accurate at time of going to print. A subsidiary of WIREWOUND AND FILM TECHNOLOGIES DIVISION TT elec 736 Greenway Road Boone, North Carolina 28607-1860 Tel: 828-264-8861 Fax: 828-264-8866 www.irctt.com Issue Preliminary Temperature Rise (C) Percent of Rated Load