SG73
surge current thick film chip resistor
EU
features
• Superior to RK73B/RK73H series in surge
dielectric withstanding voltage
• Marking: White three-digit on wine red protective coat
SG73P: Black three-digit on green protective coating
SG73S: White three-digit on green protective coating
SG73P/S 1E, 1J: no marking
SG73P/S 1E: Black coating
• Products with lead-free terminations meet EU RoHS
requirements. EU RoHS regulation is not intended for
Pb-glass contained in electrode, resistor element and glass.
• AEC-Q200 Qualified: 0402(1E), 0603(1J), 0805(2A),
1206(2B), 1210(2E), 2010(2H/W2H), 2512(3A/W3A)
dimensions and
construction
Type
Dimensions inches (mm)
L
c
c
(Inch Size Code)
L
W
c
d
t
.010 +.002
.039 +.004
SG73P1E,
SG73S1E
(0402)
-.004
-.002 .02±.002 .006±.004
.014±.002
W
+0.05
+0.1
-0.05
(0.5 0.05) (0.15 0.1)
(0.35 0.05)
)
(0.25
(1.0
)
-0.1
Solder
Plating
SG731J,SG73P1J
SG73S1J
.063±.008 .031±.004 .012±.004 .012±.004 .018±.004
Ni
Plating
t
(1.6 0.2)
(0.8 0.1)
(0.3 0.1)
(0.3 0.1) (0.45 0.1)
(0603)
Protective
Coating
Resistive Inner
Film Electrode
d
SG732A
(0805)
.016±.008
.012 +.008
(0.4 0.2)
.079±.008 .049±.004
(2.0 0.2) (1.25 0.1)
-.004
.02±.004
(0.5 0.1)
Ceramic
Substrate
.012 +.008
(0.3 +0.2
)
SG73P2A,
SG73S2A
(0805)
-.004
-0.1
(0.3 +0.2
)
-0.1
SG732B
(1206)
.02±.012
(0.5 0.3)
Derating Curve
.016 +.008
.063±.008
SG73P2B,
SG73S2B
(1206)
-.004
(1.6 0.2)
100
(0.4 +0.2
)
-0.1
.126±.008
(3.2 0.2)
80
.016 +.008
-.004
SG732E
(1210)
.02±.012
(0.5 0.3)
(0.4 +0.2
)
.102±.008
(2.6 0.2)
-0.1
60
40
.016 +.008
SG73P2E,
SG73S2E
(1210)
-.004
(0.4 +0.2
)
-0.1
.024±.004
(0.6 0.1)
SG732H
(2010)
20
0
.197±.008 .098±.008
(5.0 0.2)
(2.5 0.2)
SG73W2H
(2010)
.026±.006
-60 -40 -20
-55
0
20 40 60 80 100 120 140 160
70
Ambient Temperature
(°C)
155
(0.65 0.15)
.02±.012
(0.5 0.3)
.016 +.008
SG733A
(2512)
-.004
For resistors operated at an ambient temperature of 70°C or above, a
power rating shall be derated in accordance with the above derating curve.
(0.4 +0.2
)
.248±.008 .122±.008
(6.3 0.2) (3.1 0.2)
-0.1
SG73W3A
(2512)
.026±.006
(0.65 0.15)
ordering information
New Part #
SG73
2B
T
TD
102
K
Termination
Material
Nominal
Resistance
Type
Size
Packaging
Tolerance
SG73
SG73P
SG73S
1E
T: Sn
TP: 0402, 0603, 0805: 7" 2mm pitch punch paper
TD: 0603, 0805, 1206, 1210:
7" 4mm pitch punched paper
TDD: 0603, 0805, 1206, 1210: 10" paper tape
TE: 0805, 1206, 1210, 2010 & 2512:
7" embossed plastic
TED: 0805, 1206, 1210, 2010 & 2512:
10" embossed plastic
For further information on packaging,
please refer to Appendix A
±0.5%, ±1%: 3
D: ±0.5%
F: ±1%
G: ±2%
J: ±5%
K: ±10%
M: ±20%
NEW
significant figures
+ 1 multiplier “R”
indicates decimal
on value <100Ω
1J
L: SnPb: (NOT
available in
SG732H/W2H,
SG733A/W3A,
SG73P series,
SG75S series)
2A
2B
2E
±2%, ±5%, ±10%,
±20%: 2 significant
figures + 1 multiplier
“R” indicates decimal
on value <10Ω
W2H
W3A
2H
3A
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
1/05/13
28
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com