HR Datasheet, PDF (1/2 Pages) Welwyn Components Limited – High Value Surface Mounted Resistors

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HR Se^Hri^Res^Series
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·s TLeorwmivonoralstioaolgndesercaionvegafifliacbielentfoorf wreisriestbaonnceding
or s_solLdoewrinvgoltage _{coefficient of resistance}
s Low voltage coefficient of resistance
Welwyn Components
Welwyn Components
Electrical Data
Elec_Pt_or_wic_era_Rl_atD_ina_g ta
Powe^Tr^hR^ea^ht^igin^hg^{resistance value of these devices is such that power dissipation is always small. The rating is therefore determined by}
The higvholrteasgisetacnocnesidvaelruaetioonf ^sthoensley, daesvsicheoswisnsiuncthhethtaatbpleowbeelrowdi.ssipation is always small. The rating is therefore determined by
voltage considerations only, as shown in the table below.
0503
0805
1005
1206
Notes
Resistance range*
ohms 050310M to 20G 0805
1001500M to 50G 1206
NMoetaessured at 10 volts
ResistanLciemritaingee*lement voltage ohms vo1lt0sM to 20G50
100 100M to 50G150
200 Measured at 10 volts
LimitingAemlebmieenntt tveomltpaegreature rangveolts °C 50
100
-55 to +151055
200
AmbienTt CteRmperature range
°Cppm/°C
0 to -2500
0-5to5 -t2o0+00155 0 to -1500
0 to -1000
Measured at 10 volts
TCR Resistance tolerance ppm/°C %0 to 1-205M00to 500M:100to -2000 100M 0toto1G-1:55,010 > 1G 0toto50-1G0:2050, 50 Measured at 10 volts
Resistance tolerance
% 10M to 5>0500M0M:10: 25, 50 100M to 1G:5,10 > 1G to 50G:25, 50
*Higher values available, consul^>t ⁵f⁰a⁰ct^Mor^:y²f⁵o^,r⁵d⁰etails
*Higher values available, consult factory for details
Physical Data
Physical Data
Dimensions (mm) & Weight (g)
Dimensions (mm) & Weight (g)
Wrap around
Planar
Style
L
W
T max. Wrap aAround
B^† Planar C
Wt
A
T
C
Style 0503 L 1.25 ± 0.2W 0.63 ± 0T.1m5ax. 0.5 A
Not aBv^†ailable C 0.2 ± 0.1Wt 0.005
B
L
T
A
W
C
A
0503 0810.255 ± 02.2.0 ±0.06.33± 01.1.255 ± 0.02.5
0.6 No0t.3av±ail0a.b1l5e
0.9m0in.2 ± 0.01.3 ± 00.1.005 0.009
B
L
Wrap-around terminations
A
W(3 faces)
C
T
C
0805 1020.50 ± 0.23.5 ±10.2.35 ± 01..225 ± 0.02.6
1005 1220.65 ± 0.33.2 ±10.2.45 ± 01.2.6 ± 0.20.7
0.07.3 ± 0.15 No0t.9amvaiinlable 0.3 ± 00.1.4 ± 0.01.5009 0.015^Wrap-aro(u3_A^nfd_{latcteeersrmn) a}ⁱⁿ_t^a_i^t_v^io_e^ns_{styles for}
surface mounting
0.7 Not0.a4va±ila0b.2le 1.7m0.in4 ± 0.01.54 ± 0.01.5015 0.02_Al0_{ternativeresstiyslteosrsfor}
L
L
T
W
Planar terminations
W
surface mounting
Planar terminations
1206 †_This3._d2_im± _e0_n.4_sion1_d.6_et±_er0_m.2_{ines th}0_e.7_number0._o4_f±_co0_n.2_ducto1_r._s7m_wi_hn_{ich m}0._a4_y±_p0_a._s1_s5_unde0_r.0_t2_h0_{e surf}r_aes_cis_etor_ms _{ounted device.}
†_{This dimension determines the number of conductors which may pass under the surface mounted device.}
Construction
Terminations
Const^Tr^hu^ec^rt^eio^sisn^{tor material is screen printed onto a 96% alumina} Termi^Pn^laaⁿt^aio^{r (}n^os^{r single-sided) termination is gold and suitable for}
The ressisutbosrtrmataetearniadl icsosvcerreeednwpirtihntaedproontteoctaio9n6c%omaplurimsininga ^{of a glaPzleanar w(oirres-inbgolned-sinidge;dw)} trearpmairnoautinodn ^{iiss sguoitladbalendfosrusitoaldbelerinfogr.}
substraftoellaonwdedcobvyeraend ^{owrgitahnaicpcrooateticntgio.nThcoismcpornissitnrugcotifona} ggliavezes ^an wire-bonding; wrap around is suitable for soldering.
followeindsbuylaatendodrgevainciec. coating. This construction gives an
Solderability
insulated device.
Solde^Wra^rb^apil^-i^at^ry^{ound terminations on HR resistors have good ‘leach’}
Marking
Wrap-arreosuisntadntceermprinoapteiortniess.onThHeRy ^{wreislliswtoitrhs shtaavned} gimoomde‘rlseioacnhi’n ^solder
Marki^An^llg^{relevant information is recorded on the primary packageresistanacte2p6r0o°pCerftoiers3. 0Thseeycownidllsw.} ithstand immersion in solder
All releovar nret ^{einl.formation} is recorded on the primary package
at 260°C for 30 seconds.
or reel.
General Note
Welwyn Components reserves the right to make changes in product specification without notice or liability.
G^Ge^enⁿe^er^ra^aAl^l lN^Nl ion^oft^toe^ermation is subject to Welwyn’s own data and is considered accurate at time of going to print.
A subsidiary of
T^WT^ee^lwlec^ytⁿro^Cn^oic^ms ^pre^osⁿe^erⁿve^tss ^rt^eh^se^er^ri^vg^eh^st^tt^ho^em^rigak^he^{t t}c^oha^mn^ag^ke^es ^cin^hapⁿro^gd^eu^s cⁱⁿt s^pp^re^oc^dif^uic^ca^tt^sio^pn^ecw^ifii^cth^ato^iouⁿt n^woⁱt^ti^hce^ouo^tr ⁿli^oa^tb^icil^eity^o. ^{r liability.}
All
All
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ww^TTw.^ew^lee^cl^tw^royⁿnⁱ-^cItssts.uc^poelcmB · 03.02
© Welwyn Components Limited · Bedlington, Northumberland NE22 7AA, UK
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Issue B · 03.02
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