1/5 ultra low ohmic metal plate / high power type shunt resistors psr series www.rohm.com c 2014 rohm co., ltd. all rights reserved. 2014.03 - rev. a da t a sheet l material wt hb psr400 15 0.3 7.75 0.3 1.85 0.15 1.30 0.15 0.90 0.15 1.15 0.15 0.90 0.15 1.85 0.15 1.40 0.15 1.15 0.15 1.05 0.15 1.35 0.15 0.90 0.15 4.0 0.6 0.5 0.1 psr500 cu / mn ni / cr cu / mn ni / cr 10 0.3 5.2 0.3 2.0 0.6 0.5 0.1 part no. (unit : mm) 3921 5931 (mm) (inch) 10 5.2 15 7.75 resistance 0.3 0.5 1.0 2.0 3.0 0.2 0.3 0.4 0.5 1.0 2.0 ? features 1) high power class up to 4 to 5w. 2) the lineup of ultra-low resistance value : correspondence from 0.2m ? 3) excellent temperature coefficiency. 4) ideal for current detection under high current circuit. ? products list rated power (70 c) 15 7.75 psr500 5w psr400 10 5.2 5931 3921 4w ? ( + 20 c to + 125 c ) tolerance temperature ? coefficient (ppm / c) j ( 5%) g ( 2%) f ( 1%) j ( 5%) g ( 2%) f ( 1%) 175 75 225 150 75 ? 55 to + 170 resistance range (m ) 0.3,0.5 1.0,2.0,3.0 0.2 0.3,0.4,0.5 1.0,2.0 size (mm) (inch) part no. operating temperature range ( c) ? chip resistor dimensions and materials (top) l w (bottom) b h t ? derating curve when the ambient temperature ex ceeds 70c, power dissipation must be adjust ed according to the derating curves below. 0 20 40 60 80 100 ? 55 0 70 100 170 rated power (%) ambient temperature ( c) design and specifications are subj ect to change without notice. carefully check the specificati on sheet supplied with the produc t before using or ordering it.
2/5 da t a sheet psr series www.rohm.com c 2014 rohm co., ltd. all rights reserved. 2014.03 - rev. a ? characteristics resistance variation of resistance with temperature 0.5% 1.0% no remarkable abnormality on the appearance. 0.5% f : 1% g : 2% j : 5% see p1 measuring method : 2probe per terminal a new uniform coating of minimum of 95% of the surface being immersed an no soldering da a without open compliance standard(s) : iec60115 ? 8 jisc 5201 ? 1 measurement : + 20/ + 125 1.0% 1.0% 0.5% 1.0% ? soldering condition : 260 5 c duration of immersion : 10 1s 40 c, 93%rh (relative humidity) test time : 1,000h to 1,048h 70 c rated power 1.5h : on ? 0.5h : off test time : 1,000h to 1,048h 70 c test time : 1,000h to 1,048h 23 5 c solvent : 2 ? propanol test temp. : ? 55 c to + 155 c 5cycle rosin- ethanol solution(25% weight) soldering condition : 245 5 c duration of immersion : 2.0 0.5s. endurance at 70 c endurance at 170 c bend strength of the end face plating component solvent resistance overload solderability resistance to soldering heat rapid change of temperature damp heat, steady state test items test conditions guaranteed value resistor type rated power 5,5s probes ? solder conditions 260 reflow recommended solder profile 220 150 to 180 150 to 180 120s peak 10s max. 60s temperature( c) time(s) 0 50 100 150 200 250 300 01234 soldering temperature( c) (min) 260 c 5 c ? 150 ? 180 c ? ? max. 10s max. 120s 220 c over max. 60s
3/5 da t a sheet psr series www.rohm.com c 2014 rohm co., ltd. all rights reserved. 2014.03 - rev. a < reference data> ? characteristics type resistance value (m ? ) thermal resistivity of product (oc /w) thermal emf ( v/oc) inductance (nh) 0.3 4.5 0.5 8 1 15 2 16 psr400 3 24 0.2 3 0.3 4.5 0.4 7 0.5 8 1 8 psr500 2 16 2 v/oc max. < 3nh ? variation of resistance with temperature (reference temperature is 20oc) cu/mn ni/cr temperature( c) -60 -40 -20 0 20 40 60 80 100 120 140 resistance change rate (%) ( r/r) -2.00 -1.50 -1.00 -0.50 0.00 0.50 1.00 1.50 2.00 temperature( c) -40 -20 0 20 40 60 80 100 120 140 resistance change rate (%) ( r/r) -2.00 -1.50 -1.00 -0.50 0.00 0.50 1.00 1.50 2.00 -60 ? endurance (170oc with no load) resistance change rate (%) ( r/r) ni/cr ni/cr cu/mn cu/mn -2.00 -1.50 -1.00 -0.50 0.00 0.50 1.00 1.50 2.00 0 2000 1500 1000 500 time / h ? surface temp rise (ta=25oc) surface temperature rise (?c) measurement condition of this data was taken out from board created under our regulation. product with highest temperature was selected for the measurement. measurement condition of this data was taken out from board created under our regulation. product with highest temperature was selected for the measurement. psr400 psr400 psr500 psr500 0 20 40 60 80 100 10 30 50 70 90 120 110 wattage(w) 0123456 surface temperature rise (?c) wattage(w) 0 20 40 60 80 100 10 30 50 70 90 120 110 0123456 3m 2m 1m 0.3m 2m 1m 0.5m 0.2m please contact us about test board and test conditions.
4/5 da t a sheet psr series www.rohm.com c 2014 rohm co., ltd. all rights reserved. 2014.03 - rev. a ? land pattern ? this land pattern is only for standard pattern. this does not gurantee the characteristics of the parts abcd 5.20 2.70 5.60 16.00 11.00 8.75 6.20 type land sensing line psr500 psr400 b a c d
5/5 da t a sheet psr series www.rohm.com c 2014 rohm co., ltd. all rights reserved. 2014.03 - rev. a ? part number description tolerance psr (ultra low ohmic metal plate / high power type shunt resistors) 400 (1.0 5.2 [3921] ) 500 (15 7.75 [5931] ) code 00 4 s pr g 2% j 5% f 1% special part code d 0.3m e 0.4m f 0.5m h 1.0m j 2.0m l 3.0m c 0.2m resistance tolerance j f,g 0l2 0.2 0l20 0l3 0.3 0l30 0l4 0.4 0l40 0l5 0.5 0l50 1l0 1.0 1l00 2l0 2.0 2l00 3l0 3.0 3l00 embossed tape (12mm pitch) htq psr500 2,000 embossed tape (8mm pitch) itq psr400 3,000 part no. size (mm [inch]) packaging specifications code packaging specifications basic ordering unit (pcs) iq tj part no. resistance code, 3 or 4 digits. nominal resistance f,g j : : 4 digits 3 digits tolerance resistance code ? tape dimensions 5.7 0.2 10.5 0.2 wf ea 0 b 0 16.0 0.2 psr400 7.5 0.1 1.75 0.1 8.3 0.2 15.6 0.2 24.0 0.2 psr500 11.5. 0.1 1.75 0.1 1.5 + 0.1 0 2.0 0.1 2.3 0.1 d 0 p 0 p 1 p 2 k 4.0 0.1 8.0 0.1 1.5 + 0.1 0 2.0 0.1 2.3 0.1 4.0 0.1 12.0 0.1 psr400 psr500 ? embossed tape (unit : mm ) part no. part no. w f b 0 a 0 p 1 p 0 p 2 d 0 e k ? reel dimensions abcd 13.00 0.20 psr400 17.4 1.0 psr500 330 2.00 100 1.00 (unit : mm) part no. 25.4 1.0 according to eiaj et-7200a a b d c label
r1 102 a www .rohm.com ? 2014 rohm co., ltd. all rights reserved. notice rohm c u stomer support sys tem h ttp://w w w . r ohm .com/con tact/ thank you for your accessing to rohm pr oduct informations. mor e detail pr oduct informations and catalogs ar e available, please contact us. notes the inf or mation contained herein is subject to change without notic e . bef ore y ou use our p r o d u c t s , ple a s e c o n t a c t o u r s a l e s r e p r e s e n t a t i v e and v e r i f y the l a test specifica- tions : althoug h r o h m is c o n t i n uousl y w o r king t o impro ve p roduct r elia bility and quality , semicon- duc tors c an brea k do w n and mal f unction due to va r ious f actor s . the ref o r e , i n ord e r to p r e ve n t per sonal i n jur y or fire a r isin g f rom f a ilure , please tak e saf ety meas ure s suc h a s c o m plying wit h the der ating cha r a cte r istics , imple menting redundant and f ire p r e ve nti o n d e s i g n s , and u tilizing bac k ups a nd f ail- saf e p rocedures . r o hm shall h a ve no responsibility f or an y damages ar ising out of the use of our p oducts beyond the r ating specified b y r ohm. examples of application circuits , circuit constants and an y other inf or mation contained herein are pro vided only to illustr ate the standard usage and oper ations of the products . the per iphe r al conditions m ust be tak en into account when designing circuits f or mass production. the technical inf or mation specified herein is intended only to sho w the typical functions of and e xamples of application circuits f or the products . r ohm does not grant y ou, e xplicitly or implicitl y , an y license to use or e x ercise intellectual prope r ty or other r ights held b y r ohm or an y other par ties . r ohm shall ha v e no responsibility whatsoe v er f or an y dispute ar ising out of the use of such technical in f or mation. the products are intended f or use in gene r al electronic equipment (i.e . a v/o a de vices , comm uni- cation, consumer systems , gaming/ente r tainment sets) as w ell as the applications indicated in this document. the products specified in this document are not designed to be r adiation tole r ant. f or use of our products in applications requi r ing a high deg ree of reliability (as exemplified bel o w), please contact and consult with a r ohm representati v e : tr anspo r tation equipment (i.e . cars , ships , tr ains), pr imar y comm unication equipment, tr affic lights , fire/cr ime pre v ention, saf ety equipment, medical system s , ser v ers , solar cells , and po w er tr ansmission system s . do not use our products in applications requir ing e xtremely high reliabilit y , such as aerospace equipment, n uclear p o w er control systems , and submar ine repeater s . r ohm shall ha v e no responsibility f or an y damages or inju r y ar ising from non-compliance with the recommended usage conditions and specifications contained herein. r ohm has used reasona b le care to ensur the accur acy of the inf or mation contained in this document . ho w e v er , r ohm does not w arr ants that such inf or mation is error-free , and r ohm shall ha v e no responsibility f or an y damages ar ising from an y inaccu r acy or mispr int of such inf or mation. please use the products in accordance with an y applica b le en vironmental la ws and regulation s , such as the rohs directiv e . f or more details , including rohs compatibilit y , please contact a r ohm sales office . r ohm shall ha v e no responsibility f or an y damages or losses resulting non-compliance with a n y applica b le la ws or regulation s . when pro viding our products and technologies contained in this document to other countr ies , y ou m ust abide b y the procedures and pro visions stipulated in all applica b le e xpor t la ws and regulation s , including without limitation the us expor t administr ation regulations and the f oreign exchange and f oreign t r ade act. this document, in par t or in whol e , ma y not be repr inted or reproduced without pr ior consent of r ohm. 1) 2) 3) 4) 5) 6) 7) 8) 9) 10) 11) 12) 13) 14)
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