non-inductive. thermally enhanced industry standard to220 package. rohs compliant. low thermal resistance, 5.9 c/w resistor hot spot to metal tab. complete thermal fow design available for easy implementation. superior vibration durability. small thin package for high density pcb installation. applications high frequency circuits and high speed pulse designs. switch mode power supplies. motor control and drive circuits. automotive. industrial computing and measurement systems. 20w to220 high power resistors mhp 20 www.bitechnologies.com www.irctt.com www.welwyn-tt.com general note tt electronics reserves the right to make changes in product specifcation without notice or liability. all information is subject to tt electronics own data and is considered accurate at time of going to print. ? tt electronics plc 04.12 items specifcation conditions power rating 20 watts -55 to 25 c fange temperature power rating 1.0 watts free air. thermal resistance 5.9 c/w hot spot to tab resistance range 0.01-0.09 0.1-9.1 10-220 up to 51 k also available nominal resistance series e6 e24 e24 2.5 and 5.0 also available tcr 250 ppm/c 100 ppm/c 50 ppm/c -55 to +155 c tolerance +/- 5% (j) 5% (j) +/-1% (f) operation temp. range -55c to+155c max. operating volt. 500v or p.r dielectric withstanding volt - age 2000 volts ac 60 seconds. load life r +/-(1.0 %+0.05 ) 25 c, 90 min. on, 30 min. off, 1000 hours. humidity r +/- (1.0 %+0.05 ) 40c, 90-95% rh, dc 0.1 w, 1000 hours. temp. cycle r +/- (0.25 %+0.05 ) -55 c,30 min.,+155 c,30 min., 5 cycles soldering heat r +/- (0.1 %+0.05 ) 250+/-5 c, 3 seconds, solder ability over 95% of surface 230+/-5 c, 3 seconds. insulation resistance over 1,000 m between terminals and tab. vibration r +/- (0.25 %+0.05 ) specifcations
20w to220 high power resistors mhp 20 electrical performance www.bitechnologies.com www.irctt.com www.welwyn-tt.com general note tt electronics reserves the right to make changes in product specifcation without notice or liability. all information is subject to tt electronics own data and is considered accurate at time of going to print. ? tt electronics plc 04.12 temperature ris e frequency characteristic s derating cur ve power (watts) +25c 2 0 1 5 1 0 5 +155 c 0 -50 0 50 100 150 200 flange te mp erature ( c ) temperature rise ( c) 14 0 12 0 10 0 8 0 6 0 4 0 2 0 0 0 10 2 0 power (watts ) im pedance (oh ms ) 10 k 1 k 100 10 10k 100 k 1m 10m 100m 1g mhp 20 500 f mhp 20 10k0 f mhp 20 1k0 f mhp 20 101 f mhp 20 500 f mhp 20 220f pulse energy durability pulse peak power (w) tentative continuous-pulse power allowance at duty 0.01 load life test will be necessary in actual equipment. because curve will be changed by resistance, repetition, duty and operating temperature. mhp20 100f 20w 200w 100k 10k 1k 100 10 10n 100n 1 u 10u 100u 1m 10m 100m 1 10 100 pulse width (seconds)
mhp100 mm a 10.1 0.2 b 15.0 0.2 c 4.5 0.2 d 3.6 0.1 e 15.5 1.0 f 4.0 0.5 g 3.0 0.2 h 2.75 0.2 j 0.5 0.05 k 0.75 0.05 l 1.5 0.05 m 5.08 0.10 n 1.5 0.05 p 16.0 0.50 20w to220 high power resistors mhp 20 www.bitechnologies.com www.irctt.com www.welwyn-tt.com general note tt electronics reserves the right to make changes in product specifcation without notice or liability. all information is subject to tt electronics own data and is considered accurate at time of going to print. ? tt electronics plc 04.12 ordering information mhp 20 500 f model resistance code 0.1 : 0r1 50 : 500 first two digits signifcant, last digit: number of trailing zeros tolerance j = 5% tol f = 1% tol electrical performance notes: 1. electrically isolated metal tab. 2. recommend the use of thermal grease between metal tab and heat sink. 3. thermal design should account for a thermal resistance between resistor and tab of 5.9c/w and a maximum resistor temperature of 155c. 4. current rating: 25a maximum. 5. surface mount package also available, please call factory.
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