SG73
resistors
c
L
c
W
Solder
Plating
t
d
Protective
Coating
Resistive Inner
Film
Electrode
Ni
Plating
Ceramic
Substrate
surge current thick film chip resistor
EU
features
•
RuO2 thick film resistor element
•
Anti-leaching nickel barrier terminations
•
Meets or exceeds EIA 575, EIAJ RC 2690A,
EIA PDP-100, MIL-R-55342F
•
Superior to RK73B/RK73H series in surge dielectric
withstanding voltage
•
Marking: White three-digit on wine red protective coat,
SG73P: White three-digit, SG73S: black three-digit
on green protective coating
•
Products with lead-free terminations meet EU RoHS requirements.
Pb located in glass material, electrode and resistor element is
exempt per Annex 1, exemption 5 of EU directive 2005/95/EC
dimensions and construction
Type
(Inch Size Code)
L
Dimensions
inches
(mm)
W
c
d
t
SG731J,SG73P1J
.063±.008
SG73S1J
(1.6±0.2)
(0603)
SG732A
(0805)
.031±.004 .012±.004 .012±.004 .018±.004
(0.8±0.1)
(0.3±0.1)
(0.3±0.1) (0.45±0.1)
.016±.008
(0.4±0.2)
.012
(0.3
+.008
-.004
+0.2
-0.1
)
SG73P2A,
SG73S2A
(0805)
SG732B
(1206)
SG73P2B,
SG73S2B
(1206)
SG732E
(1210)
SG73P2E,
SG73S2E
(1210)
SG732H
(2010)
.079±.008 .049±.004
(2.0±0.2) (1.25±0.1)
.012
(0.3
+.008
-.004
+0.2
-0.1
)
.02±.004
(0.5±0.1)
.063±.008
(1.6±0.2)
.126±.008
(3.2±0.2)
.102±.008
(2.6±0.2)
.02±.012
(0.5±0.3)
.016
(0.4
+.008
-.004
+0.2
-0.1
)
Derating Curve
100
80
% Rated Power
60
40
20
0
-60 -40 -20
-55
.02±.012
(0.5±0.3)
.016
(0.4
+.008
-.004
+0.2
)
-0.1
.016
(0.4
+.008
-.004
+0.2
)
-0.1
.024±.004
(0.6±0.1)
0
20
40
60
80 100 120 140
70
Ambient Temperature
(°C)
160
155
SG73W2H
(2010)
SG733A
(2512)
SG73W3A
(2512)
.197±.008 .098±.008
(5.0±0.2)
(2.5±0.2)
.02±.012
(0.5±0.3)
.248±.008 .122±.008
(6.3±0.2)
(3.1±0.2)
.026±.006
(0.65±0.15)
.016
(0.4
+.008
-.004
+0.2
)
-0.1
ordering information
New Part #
SG73
Type
SG73
SG73P
SG73S
.026±.006
(0.65±0.15)
102
Nominal
Resistance
±0.5%, ±1%: 3
significant figures
+ 1 multiplier “R”
indicates decimal
on value <100Ω
±2%, ±5%, ±10%,
±20%: 2 significant
figures + 1 multiplier
“R” indicates decimal
on value <10Ω
2B
Size
1J
2A
2B
2E
2H
3A
W2H
W3A
T
Termination
Material
T: Sn
(Other termination
styles may be
available, please
contact factory
for options)
TD
Packaging
TP: 0603, 0805: 7" 2mm pitch punch paper
TD: 0603, 0805, 1206, 1210:
7" 2mm pitch punched paper
TDD: 0603, 0805, 1206, 1210: 10" paper tape
TE: 0805, 1206, 1210, 2010 & 2512:
7" punched plastic
TED: 0805, 1206, 1210, 2010 & 2512:
10" punched plastic
For further information on packaging,
please refer to Appendix A
K
Tolerance
D: ±0.5%
F: ±1%
G: ±2%
J: ±5%
K: ±10%
M: ±20%
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
12/16/08
24
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
KOA [ KOA SPEER ELECTRONICS, INC. ]
