±ꢀ400ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀ0
.33ꢀW
RESISTORS
FLAT CHIP
THICK FILM (5% • 2%)
gEnERaL PURPOSE
RK73B
STRUCTURE
1 Ceramic substrate
2ꢀ Topꢀterminationꢀ
3ꢀ Bottomꢀterminationꢀ
4ꢀ Resistiveꢀlayerꢀꢀ
5ꢀ Glassꢀlayerꢀ
ꢀ
ꢀ
(~ꢀ11ꢀµm)
(~ꢀ11ꢀµm)
ꢀꢀꢀꢀ(~ꢀ11ꢀµm)
ꢀ
(~ꢀ11ꢀµm)
6 Trimming cut
7ꢀ Protectiveꢀlayerꢀ
8ꢀ Endꢀterminationꢀ
9ꢀ Diffusionꢀbarrierꢀꢀ
10ꢀ Solderꢀplatingꢀꢀ
ꢀ
(~ꢀ25ꢀµm)
ꢀ(~ꢀ0.05ꢀµm)
ꢀ(3ꢀ~ꢀ12ꢀµm)
(3ꢀ~ꢀ12ꢀ µm)
ꢀ
ꢀ
ꢀꢀ
ꢀꢀ(Typicalꢀvalues)
IDEnTIFICaTIOn
COaTIng
COLOR
TYPE
MaRKIng
Products with Pb-free termiꢀꢁtioꢀs
meet EU-RoHS requiremeꢀts
RK73B 1F … RK73B 1E
RK73B 1J ... RK73B W3a
None
White, 3 digits
Black
TYPE DESIgnaTIOn (HOW TO ORDER)
Contactꢀusꢀwhenꢀyouꢀhaveꢀ
controlꢀrequestꢀforꢀenvironmentalꢀ
hazardousꢀmaterialꢀotherꢀthanꢀtheꢀ
substance specified by EU-RoHS
RK73B
1J
T
TD
103
J
TERMINATION**
NOMINALꢀ
TOLERANCE
J:ꢀ(±5%)
G:ꢀ(±2%)
PRODUCT CODE
STYLE
1F…W3A
TAPING*
SURFACEꢀMATERIAL
T:ꢀSnꢀꢀꢀ(L:ꢀSn/Pb)
(G:ꢀAu)
RESISTANCE
3 digits
*Pleaseꢀseeꢀ“PACKAGING”
**Styleꢀ1Fꢀandꢀ1Hꢀareꢀonlyꢀavailableꢀinꢀ"T"
FEaTURES
DIMEnSIOnS (mm)
■ RuO2 thick film resistor element
SIZE
TYPE
L
W
c
d
t
■ Anti-leaching nickel barrier terminations
■ꢀ Excellentꢀheatꢀresistanceꢀandꢀmoistureꢀresistanceꢀareꢀ
ꢀ 01005ꢀ
ꢀ 0201ꢀ
ꢀ 0402ꢀ
ꢀ 0603ꢀ
ꢀ 0805ꢀ
ꢀ 1206ꢀ
ꢀ 1210ꢀ
ꢀ 2010ꢀ
ꢀ 2512ꢀ
RK73B 1F ꢀ
RK73B 1Hꢀꢀ
RK73B 1Eꢀ ꢀ
RK73B 1Jꢀ ꢀ
RK73B 2aꢀꢀ
RK73B 2B
0.4ꢀ ±ꢀ0.02ꢀ 0.2ꢀ ±ꢀ0.02ꢀꢀꢀꢀꢀꢀ0.1ꢀ±ꢀ0.03ꢀ 0.11ꢀꢀ±ꢀ0.03ꢀ 0.13ꢀ ±ꢀ0.02
0.6ꢀ ±ꢀ0.03ꢀ 0.3ꢀ ±ꢀ0.03ꢀ 0.1ꢀ±ꢀ0.05ꢀ 0.15ꢀ±ꢀ0.05ꢀ 0.23ꢀ ±ꢀ0.03
ꢀ
ensuredꢀbyꢀtheꢀuseꢀofꢀmetalꢀglazeꢀthickꢀfilm
+ꢀꢀꢀ0.1
–ꢀꢀꢀ0.05
+ꢀꢀ 0.05
–ꢀꢀ 0.1
■ꢀ Highꢀstabilityꢀandꢀhighꢀreliabilityꢀwithꢀtheꢀtriple-layer
structure of electrode
1.0ꢀ ꢀ
ꢀ
0.5ꢀ ±ꢀ0.05ꢀ 0.2ꢀ±ꢀ0.1ꢀ 0.25ꢀꢀ
ꢀ
0.35ꢀ ±ꢀ0.05
1.6ꢀ ±ꢀ0.2ꢀ 0.8ꢀ ±ꢀ0.1ꢀ
2.0ꢀ ±ꢀ0.2ꢀ 1.25ꢀ±ꢀ0.1ꢀ
0.3ꢀ±ꢀ0.1ꢀ 0.3ꢀ ±ꢀ0.1ꢀ 0.45ꢀ ±ꢀ0.1
■ꢀ Alsoꢀavailableꢀwithꢀgoldꢀplatedꢀelectrodesꢀinꢀsizeꢀ1E,ꢀ1Jꢀandꢀ
+ꢀꢀ 0.2
–ꢀꢀ 0.1
0.4ꢀ±ꢀ0.2ꢀ 0.3ꢀ ꢀ
ꢀ
0.5ꢀ ±ꢀ0.1
ꢀ
2Aꢀ(10Ω…1MΩ)
■ꢀ Ratedꢀambientꢀtemperature:ꢀ+70°ꢀC
■ꢀꢀAEC-Q200ꢀtestdataꢀareꢀavailableꢀonꢀrequest
■ꢀ TapingꢀaccordingꢀtoꢀIEC-60ꢀ286-3
■ꢀ MeetsꢀorꢀexceedsꢀIECꢀ60ꢀ115-8,ꢀJISꢀCꢀ5201-8,ꢀCECCꢀ40ꢀ401-802,ꢀꢀ ꢀ
ꢀꢀꢀꢀꢀEIAJꢀRC-2134B
ꢀ
1.6ꢀ ±ꢀ0.2ꢀ
2.6ꢀ ±ꢀ0.2ꢀ
ꢀ
ꢀ
ꢀ
+ꢀꢀ 0.2
–ꢀꢀ 0.1
3.2ꢀ ±ꢀ0.2
0.4
ꢀ
RK73B 2E ꢀ
ꢀ
ꢀ
ꢀ
0.5ꢀ±ꢀ0.3ꢀ
ꢀ
ꢀ
0.6ꢀ ±ꢀ0.1
RK73B W2H*
ꢀ
5.0ꢀ ±ꢀ0.2ꢀ 2.5ꢀ ±ꢀ0.2
6.3ꢀ ±ꢀ0.2ꢀ 3.1ꢀ ±ꢀ0.2ꢀ
0.65ꢀ±ꢀ0.15*
RK73B W3a*
ꢀ
■ꢀ Suitableꢀforꢀreflowꢀandꢀwaveꢀsoldering
+ꢀ0.2
-ꢀꢀ0.1
*ꢀRK73Bꢀ2HꢀandꢀRK73Bꢀ3Aꢀareꢀalsoꢀstillꢀavailableꢀ(differentꢀ"d"ꢀdimensionsꢀ=ꢀ0.4ꢀꢀꢀꢀꢀꢀꢀꢀmm)
RaTIng
MaX.
WORKIng
VOLTagE
MaX.
OVERLOaD
VOLTagE
OPERaTIng
TEMPERaTURE
RangE
RESISTanCE RangE (E24)
T.C.R.
(ppm/K)
POWER*
RaTIng
SIZE
TYPE
g ( 2%)
J ( 5%)
±ꢀ300
±ꢀ250
±ꢀ400ꢀ
±ꢀ200ꢀ
±ꢀ200ꢀ
±ꢀ400ꢀ
±ꢀ200
±ꢀ400
±ꢀ200
10ꢀΩꢀ…ꢀ6.2ꢀkΩ
10ꢀΩꢀ…ꢀ6.2ꢀkΩ
01005ꢀ
RK73B 1F
0.03ꢀWꢀ
15ꢀVꢀ
30ꢀV
ꢀ
ꢀ
50ꢀV
ꢀ
6.8ꢀkΩꢀ…ꢀ1MΩꢀ
–ꢀ
6.8ꢀkΩꢀ…ꢀ1ꢀMΩ
1ꢀΩꢀ…ꢀ9.1ꢀΩꢀ
-ꢀ55°ꢀCꢀ…ꢀ+ꢀ125°ꢀC*
ꢀ
ꢀꢀ
ꢀ
0.05ꢀWꢀ
25ꢀVꢀ
0201ꢀ
0402ꢀ
0603
RK73B 1H
RK73B 1E
RK73B 1J
10ꢀΩꢀ…ꢀ10ꢀMΩꢀ
1 Ωꢀ…ꢀ10ꢀMΩ
10ꢀΩꢀ…ꢀ10ꢀMΩꢀ
1 Ωꢀ…ꢀ10ꢀMΩ
0.063ꢀWꢀ
ꢀ
ꢀ
ꢀ
ꢀꢀꢀ
50ꢀVꢀ
100ꢀVꢀ
–ꢀ
11ꢀMΩꢀ…ꢀ22ꢀMΩꢀ
1 Ω…ꢀ10ꢀMΩ
0.1ꢀW
1 Ωꢀ…ꢀ10ꢀMΩ
ꢀ
1.1ꢀMΩꢀ…ꢀ10ꢀMΩꢀ
1 Ωꢀ…ꢀ1ꢀMΩ
1.1ꢀMΩꢀ…ꢀ10ꢀMΩꢀ
1 Ωꢀ…ꢀ1ꢀMΩ
0805
1206
1210
2010
2512
0.125ꢀWꢀ
150ꢀVꢀ
ꢀ
200ꢀV
RK73B 2a
±ꢀ400
ꢀ
±ꢀ200
6.2ꢀMΩꢀ.ꢀ.ꢀ.ꢀ10ꢀMΩ
ꢀ
1 Ωꢀ…ꢀ5.6ꢀMΩ
ꢀꢀꢀꢀꢀ
ꢀ
6.2ꢀMΩꢀ…ꢀ22ꢀMΩꢀ
1 Ωꢀ…ꢀ5.6ꢀMΩ
0.25ꢀW
-ꢀ55°ꢀCꢀ.ꢀ.ꢀ.ꢀ+155°ꢀC*
RK73B 2B
RK73B 2E
RK73B W2H
ꢀ
—ꢀ
10 Ω . . . 1 kΩ
1.1 kΩ . . . 5.6 MΩ
6.2ꢀMΩꢀ…ꢀ10ꢀMΩꢀ
200ꢀVꢀ
ꢀ
400ꢀV
ꢀꢀꢀꢀ0.5ꢀW
ꢀꢀꢀ0.33ꢀW
1 Ω . . . 1 kΩ
±ꢀ200
±ꢀ400
±ꢀ200
±ꢀ400
±ꢀ200ꢀ
1.1 kΩ . . . 5.6 MΩ
ꢀ
ꢀ
—ꢀ
6.2ꢀMΩꢀ…ꢀ22ꢀMΩꢀ
1 Ωꢀ…ꢀ5.6ꢀMΩ
0.75ꢀW
10ꢀΩꢀ…ꢀ5.6ꢀMΩ
200ꢀVꢀ
400ꢀV
6.2ꢀMΩꢀ…ꢀ22ꢀMΩ
1 Ωꢀ…ꢀ5.6ꢀMΩ
—
1 W
RK73B W3a
ꢀꢀ
ꢀꢀꢀ(500ꢀV)**ꢀ ꢀꢀꢀ(500ꢀV)**ꢀ
10ꢀΩꢀ…ꢀ5.6ꢀMΩ
z
ꢀ
Ratedꢀvoltageꢀ=ꢀꢀꢀꢀPowerꢀratingꢀxꢀresistanceꢀvalueꢀorꢀmax.ꢀworkingꢀvoltage,ꢀwhicheverꢀisꢀlower.
“
*ꢀ Forꢀresistorsꢀoperatedꢀinꢀambientꢀtemperatureꢀoverꢀ+70°C,ꢀpowerꢀratingꢀshallꢀbeꢀderatedꢀlikeꢀshownꢀinꢀ„DERATINGꢀCURVE ꢀ
**ꢀꢀPleaseꢀcontactꢀKOAꢀaboutꢀtheꢀincreasedꢀmax.ꢀworkingꢀvoltageꢀandꢀtheꢀmax.ꢀoverloadꢀvoltageꢀmarkedꢀwithꢀ(ꢀ).
ꢀ
Careꢀshouldꢀbeꢀtaken,ꢀthatꢀRK73B1Fꢀmayꢀbeꢀdamagedꢀwhenꢀstaticꢀelectricityꢀoccursꢀandꢀisꢀappliedꢀinꢀtheꢀequipmentꢀassemblyꢀprocess.
EUROPE GmbH • Kaddenbusch 6 • D-25578 Dägeling / ITZEHOE • PHONE: +49 (0) 48 21/89 89-0 • FAX: +49 (0) 48 21/89 89 89 • Internet: www.koaeurope.de
Revision: 14. Dec. 2009
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