RESISTORS
RESISTORS
FLAT CHIP
EnHanCED THICK FILM
RK73g
STRUCTURE
1
2
3
4
5
6
7
8
9
10
Ceramic substrate
Top termination
Bottom termination
Resistive layer
Glass layer
Trimming cut
Protective layer
End termination
Diffusion barrier
(Ni)
Solder plating
IDEnTIFICaTIOn
TYPE
RK73g 1H, 1E
RK73g 1J
RK73g 2a, 2B
COaTIng
COLOR
Black
Dark Blue
MaRKIng
None
White, 3 digits (E24)
None (E96)
White, 4 digits
Products with Pb-free terminations
meet EU-RoHS requirements
RK73g
PRODUCT CODE
1J
1H: 0.05 W
1E: 0.063 W
1J: 0.1 W
2A: 0.125 W
2B: 0.25 W
T
TERMINATION**
SURFACE MATERIAL
T: Sn
(L: Sn/Pb)
**Style 1H is only available in "T"
TD
TA: 1mm pitch press paper
TC, TCM: 2mm pitch press paper
TP: 2mm pitch punch paper
TD: 4mm pitch punch paper
TE: 4mm pitch embossed plastic
BK: Bulk
*Please see “PACKAGING”
2212
NOMINAL
RESISTANCE
4 digits
F
TOLERANCE
D: (±0.5%)
F: (±1%)
STYLE
TAPING*
Contact us when you have control
request for environmental hazardous
material other than the substance
specified by EU-RoHS
FEaTURES
■
Enhanced RuO
2
thick film resistor element
■
Anti-leaching nickel barrier terminations
■
High precision thickfilm
with T.C.R. ±50 ppm/K and tolerance ±0.5 %
■
Able to be used as replacement of several metal film chip resistors
■ AEC-Q200 testdata are available on request
■
Meets or exceeds IEC 60115-8, JIS C 5201-8, EIAJ RC-2134B
■
Operating temperature range: -55° C … +155° C (1E, 1J, 2A, 2B)
■
Operating temperature range: -55° C … +125° C (1H)
■
Suitable for reflow and wave soldering
DIMEnSIOnS (mm)
SIZE
0201
0402
0603
0805
1206
TYPE
RK73g 1H
RK73g 1E
RK73g 1J
RK73g 2a
RK73g 2B
L
1.0
1.6 ± 0.2
2.0 ± 0.2
3.2 ± 0.2
+ 0.1
– 0.05
W
0.5 ± 0.05
0.8 ± 0.1
1.25 ± 0.1
1.6 ± 0.2
c
0.1 ± 0.05
0.2 ± 0.1
0.3 ± 0.1
0.4 ± 0.2
0.5 ± 0.3
d
0.25
+ 0.05
– 0.1
0.3 ± 0.1
0.3
+ 0.2
– 0.1
0.4
+ 0.2
– 0.1
t
0.35 ± 0.05
0.45 ± 0.1
0.5 ± 0.1
0.6 ± 0.1
0.6 ± 0.03 0.3 ± 0.03
0.15 ± 0.05 0.23 ± 0.03
RaTIng
TYPE
RK73g 1H
RK73g 1E
RK73g 1J
RK73g 2a
RK73g 2B
POWER*
RaTIng
0.05 W
0.063 W
0.1 W
0.125 W
0.25 W
MaX. WORKIng
VOLTagE
1)
25 V
50 V
75 V
150 V
200 V
MaX. OVERLOaD
VOLTagE
4)
50 V
100 V
150 V
200 V
400 V
2)
SURFaCE
TEMPERaTURE
+125° C
3)
TYP. R/R
aFTER 1000h
InSULaTIOn
RESISTanCE
FaILURE
RaTE
Specifications given herein may be changed at any time without prior notice.
Please confirm technical specifications before you order/or use.
∆R ± (1% +0.05 Ω)
∆R ± (0.6% +0.05 Ω)
> 10 GΩ
< 0.01 FIT
z
Rated voltage = Power rating x resistance value or max. working voltage, whichever is lower.
*
(1)
(2)
(3)
(4)
For resistors operated at an ambient temperature of +70°C or above, the power rating shall be derated in accordance with below ”DERATING CURVE".
The maximum value of D.C. voltage or A.C. voltage (effective value) capable of being applied continuously to a resistor.
The surface temperature is restricted by the maximum permissible solderpoint temperature.
Typical R/R pertains to rated power at 70° C (Endurance).
The maximum value of D.C. or A.C. voltage (effective value) capable of being applied to a resistor for a short time.
TEMPERaTURE COEFFICIEnTS anD RESISTanCE RangES
SIZE
0201
0402
0603
0805
TYPE
RK73g
1H**
RK73g 1E
RK73g 1J
RK73g 2a
T.C.R.
(ppm/K)
RESISTanCE RangE (E24 · E96)
D (±0.5%)
100 Ω … 1 MΩ*
10 Ω … 1 MΩ
10 Ω ... 1 MΩ
F (±1%)
100 Ω … 1 MΩ*
10 Ω ... 1 MΩ
10 Ω ... 1.8 MΩ
DERaTIng CURVE
± 50**
1206
RK73g 2B
10 Ω ... 1 MΩ
* The nominal resistance values for RK73G 1H are only available from E24 series.
** For size 1H the TCR ±50 ppm/k is valid in the temperature range +25°C …+125°C.
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
10
Revision: 14. Dec. 2009
Contact our sales representatives before you use our products for applications including
automotives, medical equipment and aerospace equipment. Malfunction or failure of the
products in such applications may cause loss of human life or serious damage .
TYPE DESIgnaTIOn (HOW TO ORDER)
