CEMENT FIXED RESISTOR x Self extinguishing x Excellent flame and moisture resistance x Extremely small sturdy and mechanically safe x Non-inductive types available for all Royal Ohm Cement Types x Too low or too high ohmic values on Wire-wound & Power Film type can be supplied on a case to case basis Ordering Procedure: (Ex.: PRW 5W, 5%, 100, B/B) P R W 0 5 W J P 1 0 1 B 0 0 Resistor Type: PRW0 = PRW; PRWA = PRWA; PRWC = PRWC; PRM0 = PRM; PRMA = PRMA; PRMB = PRMB; PRS0 = PRS; PRVA = PRVA; PRVB = PRVB; PZ1A = PRZA-1; PZ2A = PRZA-2; PZ3A = PRZA-3; PRZC = PRZC; PRZD = PRZD; PRT0 = PRT; PRU0=PRU; Resistance Value: Wattage: E-24 series: the 1st digit to denote production type of the product: W=Wire wound type P=Power film type The 2nd & 3rd digits are for the significant figures of the resistance and the 4th digit denotes number of zeros following. 2W = 2W 3W = 3W 5W = 5W 7W = 7W AW = 10W FW = 15W 20 = 20W 25 = 25W 30 = 30W 40 = 40W Decimal point is expressed by: "J"- 0.1, "K"- 0.01, "L"- 0.001 Ex. 47 ~ W47J Tolerance: J = 5%, K = 10% Packing Type: B =Bulk / Box Packing Qty: 0 = for Bulk / Box packing Special Feature: Temperature coefficient Short-time overload Dielectric withstanding voltage Terminal strength Solderability < 20: 400PPM/C; 20: 350PPM/C R/R (5.0% + 0.05), with no evidence of mechanical damage. No evidence of flashover, mechanical damage, arcing or insulation breakdown. No evidence of mechanical damage. Min. 95% coverage Temperature cycling R/R (2.0% + 0.05), with no evidence of mechanical damage. Humidity (Steady State) R/R (5.0% + 0.05), with no evidence of mechanical damage. Load life in humidity 0 = Standard product I = Non-Inductive For Wire-wound range, the R/R is 5% For Power film range, <100K, the R/R is 5% For Power film range, 100K, the R/R is 10% Load life For Wire-wound range, the R/R is 5% For Power film range, <100K, the R/R is 5% For Power film range, 100K, the R/R is 10% Resistance to soldering heat R/R (1.0% + 0.05), with no evidence of mechanical damage. * For complete details, please see Page 69. 2005 - 2006 Page 31 CEMENT FIXED RESISTOR Resistance Range Dimension (mm) Part No. Style +0.02 W1 D1 L1 d H5 - 0.05 (1) PRW Type PRW - 2W 7 7 18 0.8 28 0.1 ~ 27 28 ~ 33K PRW03W PRW - 3W 8 8 22 0.8 32 0.1 ~ 39 40 ~ 56K PRW05W PRW - 5W 10 9 22 0.8 35 0.1 ~ 47 48 ~ 100K PRW07W PRW - 7W 10 9 35 0.8 35 0.1 ~ 680 681 ~ 200K PRW0AW PRW - 10W 10 9 49 0.8 35 0.1 ~ 910 911 ~ 200K PRW0FW PRW - 15W 12.5 11.5 49 0.8 35 1 ~ 1K PRW020 PRW - 20W 14.5 13.5 60 0.8 35 2 ~ 1.2K PRW025 PRW - 25W 14.5 13.5 64 0.8 35 2 ~ 1.2K Resistance Range Part No. Style +0.02 W1 D1 L1 d H5 - 0.05 Power Film PRWA - 2W 7 7 18 0.8 28 0.1 ~ 27 28 ~ 33K PRWA5W PRWA - 5W 10 9 22 0.8 35 0.1 ~ 47 48 ~ 100K PRWA7W PRWA - 7W 10 9 35 0.8 35 0.1 ~ 680 681 ~ 200K PRWAAW PRWA -10W 10 9 49 0.8 35 0.1 ~ 910 911 ~ 200K Resistance Range Dimension (mm) Part No. Style +0.02 W1 D1 L1 d H5 - 0.05 Page 32 Wirewound PRWA2W (1-2) PRWC Type Derating Curve Power Film PRW02W Dimension (mm) (1-1) PRWA Type Wirewound Wirewound Power Film PRWC3W PRWC - 3W 6 6 20 0.8 28 1 ~ 27 28 ~ 33K PRWC5W PRWC - 5W 6 6 25 0.8 35 1 ~ 200 201 ~ 100K PRWC7W PRWC - 7W 9 9 25 0.8 35 1 ~ 200 201 ~ 100K Heat Rise Chart 2005 - 2006 CEMENT FIXED RESISTOR (2) PRM Type Heat Rise Chart Resistance Range Dimension (mm) Part No. Style +0.02 W1 D1 L1 d Wirewound P1 - 0.05 Power Film PRM02W PRM-2W 11.5 7.5 20 0.8 5 0.1-27 28 -33K PRM03W PRM-3W 12.5 8.5 25 0.8 5 0.1 -39 40 -56K PRM05W PRM-5W 12.5 9 25 0.8 5 0.1 -47 48 -100K PRM07W PRM-7W 12.5 9 38 0.8 5 0.1 -680 681 -200K PRM0AW PRM-10W 12.5 9 50 0.8 5 0.1 -910 911 -200K PRMA5W PRMA-5W 12.5 9 25 0.8 7.5 0.1 -47 48-100K PRMAAW PRMA-10W 16 12 35 0.8 7.5 0.1 -560 561 -100K PRMB7W PRMB-7W 12.5 9 38 0.8 5 0.1 -680 681 -200K Derating Curve (3) PRS Type Heat Rise Chart Resistance Range Dimension (mm) r 1 Part No. Style W D L P Wire-wound Power Film PRS05W PRS-5W 10 9 22 5 0.1 -47 48 -100K PRS07W PRS-7W 10 9 35 10 0.1 -680 681 -200K PRS0AW PRS-10W 10 9 49 10 0.1 -910 911 -200K PRS0FW PRS-15W 12.5 11.5 49 11 1 -1K Recommendable hole: 2005 - 2006 Page 33 CEMENT FIXED RESISTOR (4) PRZA-1, PRZA-2, PRZA-3, PRZC, PRZD Type PRZA-1, PRZA-2, PRZA-3, PRZC, PRZD PRZA-1, PRZA-2, PRZA-3 PRZC, PRZD Recommendable Hole Dimension (mm) Power Rating P PRZA-1, PRZA-2, PRZA-3 PRZC, PRZD 5W 9.5 / 15 7W 22 10W 32 / 35 15W 32 20W 45 Page 34 2005 - 2006 CEMENT FIXED RESISTOR Dimension Part No. Power Rating PZ1A5W Dimension (mm) PRZA-1 PZ2A5W Resistance Range Type W1 D1 10 9 L P 1.5 25 1 9.5 27 1 15 T1 1 T2 0.2 T3 0.5 H1 +2 -1 H2 +2 -1 7 1.6 24 10 PRZA-2 10 9 27 1 15 7 1.6 39 25 PZ3A5W PRZA-3 10 9 27 1 15 7 1.3 39 25 PRZC5W PRZC 10 9 27 1 *15 7 1.5 3.5 36 22 PRZD5W PRZD 10 9 27 1 15 7 1.5 3.5 24 10 PZ1A7W PRZA-1 10 9 35 1 22 7 1.6 24 10 PRZA-2 10 9 35 1 22 7 1.6 39 25 PRZC7W PRZC 10 9 35 1 *22 7 1.5 3.5 36 22 PRZD7W PRZD 10 9 35 1 22 7 1.5 3.5 24 10 PZ1AAW PRZA-1 10 9 48 1.5 32 / 35 7 1.6 24 10 PRZA-2 10 9 48 1.5 32 / 35 7 1.6 39 25 PRZCAW PRZC 10 9 48 1.5 *32 / *35 7 1.5 3.5 36 22 PRZDAW PRZD 10 9 48 1.5 32 / 35 7 1.5 3.5 24 10 PZ1AFW PRZA-1 12.5 11.5 48 1.5 32 10 3 35 15 PRZA-2 12.5 11.5 48 1.5 32 10 3 47 30 PRZCFW PRZC 12.5 11.5 48 1.5 *32 10 2 47 30 PZ1A20 PRZA-1 12.5 13.5 63 1.5 45 10 3 35 15 PRZA-2 12.5 13.5 63 1.5 45 10 3 47 30 PRZC 12.5 13.5 63 1.5 *45 10 2 47 30 5W PZ2A7W 7W PZ2AAW 10W PZ2AFW PZ2A20 PRZC20 15W 20W 5 5 Wire-wound Power Film 0.1 - 120 121 - 56K 0.1 - 560 561 - 100K 1 - 820 821 - 100K 1 - 1K 2 - 1.2K *PRZC type Pitch Tolerance = +2 ~ +6 (5) PRVA Type 2005 - 2006 (6) PRVB Type Heat Rise Chart (PRVA / PRVB) Page 35 CEMENT FIXED RESISTOR Dimension (mm) 1 Resistance Range Part No. Style PRVA+PRVB W D L P P1 H1 H2 *P2 0.2 PRVA3W/ PRVB3W 3W 10.0 9.0 22 9.5 5 25.0 10.5 PRVA5W/ PRVB5W 5W 10.0 9.0 27 / 25 15 / 9.5 5 25.0 PRVA7W/ PRVB7W 7W 10.0 9.0 35 22 5 PRVAAW/ PRVBAW 10W 10.0 9.0 48 35 / 32 PRVAFW/ PRVBFW 15W 12.5 11.5 48 PRVA20/ PRVB20 20W 12.5 13.5 63 Wire-wound Power Film 1.3 0.1 ~ 47 48 ~33K 10.5 1.3 0.1 ~ 120 121 ~56K 25.0 10.5 1.3 0.1 ~ 560 561 ~100K 5 25.0 10.5 1.3 1 ~ 820 821 ~100K 32 5 27.5 10.5 1.5 1 ~ 1K 45 5 29.5 10.5 1.5 1 ~ 1.2K *P2 for PRVB (7) PRT Type Part No. Style Heat Rise Chart (PRT) Dimension (mm) 1 Derating Curve Resistance Range Power Rating W D L P H T Wire-wound Power Film PRT0AW PRT - 10W 10W 10 9 48 32 18 12 1 ~ 820 PRT0FW PRT - 15W 15W 12.5 11.5 48 32 21 12 1 ~ 1K PRT020 PRT - 20W 20W 12.5 13.5 63 45 21 12 2 ~ 1.2K PRT030 PRT - 30W 30W 19 19 75 56 32 Max 18 3 ~ 1.5K PRT040 PRT - 40W 40W 19 19 90 70 32 Max 18 6 ~ 1.5K 821 ~ 100K (8) PRU Type Dimension (mm) 1 Resistance Range Part No. Style Power Rating W D L P H PRU0AW PRU - 10W 10W 10.0 9 48 32 18 1 ~ 820 PRU0FW PRU - 15W 15W 12.5 11.5 48 32 21 1 ~ 1K PRU020 PRU - 20W 20W 12.5 13.5 63 45 21 2 ~ 1.2K PRU030 PRU - 30W 30W 19.0 19 75 56 32 Max 3 ~ 1.5K PRU040 PRU - 40W 40W 19.0 19 90 70 32 Max 6 ~ 1.5K Page 36 Wire-wound Power Film 821 ~ 100K 2005 - 2006