RESISTORS
FLAT CHIP
TECHNOLOGY OF TOMORROW
ZERO OHM JUMPER
RK73Z
STRUCTURE
1
2
3
4
5
6
Ceramic substrate
Top termination (Ag Pd)
Bottom termination (Ag)
Silver element
Glass layer
Protective layer
Epoxy: 1H...2B
Glass: 2E...3A
7
8
9
End termination
Diffusion barrier (Ni)
Solder plating
IDENTIFICATION
COATING
COLOR
TYPE
MARKING
RK73Z 1H, RK73Z 1E
RK73Z 1J
RK73Z 2A … RK73Z 3A
Green
None
White (“0”)
White (“000”)
Products with Pb-free terminations
meet RoHS requirements
Black
TYPE DESIGNATION (HOW TO ORDER)
Old Part No.
RK73Z
1J
1J
TD
New Part No.
(Pb-free)
RK73Z
T
TD
STYLE
1H…3A
TERMINATION
PRODUCT CODE
TAPING*
SURFACE MATERIAL
T: Sn
L: Sn/Pb
(G: Au)
*Please see “PACKAGING”
DIMENSIONS (mm)
FEATURES
SIZE
TYPE
L
W
c
d
t
■ Silver element
■ Anti-leaching nickel barrier terminations
0201
0402
0603
0805
1206
1210
2010
2512
RK73Z 1H
RK73Z 1E
RK73Z 1J
RK73Z 2A
RK73Z 2B
RK73Z 2E
RK73Z 2H
RK73Z 3A
0.6
1.0
1.6
2.0
0.03 0.3
0.03 0.1 0.05 0.15 0.05 0.23 0.03
0.05 0.2 0.1
■ Excellent heat resistance and moisture resistance are
ensured by the use of glaze thick film
■ Also available with epoxy bondable, silver-palladium inner
terminations in sizes 0603 … 1210
■ Also available with gold plated electrodes in size 1E, 1J
and 2A
■ Meets or exceeds IEC 60 115-8, JIS C 5201-8, EIAJ RC-2134A
■ Suitable for reflow and wave soldering,
+
–
0.1
0.05
0.5
0.25 +–
0.35 0.05
0.45 0.1
0.1
0.05
0.2
0.2
0.8
0.1
0.3 0.1
0.4 0.2
0.3
0.3
0.1
+
0.2
0.1
1.25 0.1
0.5
0.1
–
1.6
2.6
2.5
3.1
0.2
0.2
0.2
0.2
+
–
0.2
0.1
0.4
3.2
0.2
0.5 0.3
0.6
0.1
+
–
0.2
0.1
5.0
6.3
0.2
0.2
0.4
(0.65 0.15)*
* Time of change to (0.65 0.15) will be announced by PCN.
RATING
MAX.
RATED
AMBIENT
TEMPERATURE
MAX.
RESISTANCE
VALUE
OPERATING
TEMPERATURE
RANGE
CURRENT*
RATING
SIZE
TYPE
SURGE
CURRENT**
NEW
0201
0402
0603
0805
1206
1210
2010
2512
RK73Z 1H
RK73Z 1E
RK73Z 1J
RK73Z 2A
RK73Z 2B
RK73Z 2E
RK73Z 2H
RK73Z 3A
0.5 A
1 A
1A
2 A
5 A
- 55° C … + 125° C
+ 70° C
50 mΩ
- 55° C … + 155° C
2 A
10 A
*
For parts operated at an ambient temperature of +70°C or above, the current rating shall be derated.
** Pulse duration < 1s
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: 26. Oct. 2005