RK73B
general purpose 2%, 5% tolerance
thick film chip resistor
resistors
EU
features
•
Marking: No marking on 1F, 1H & 1E
sizes, black protective coat.
White, three-digit marking on
1J ~ 3A on black protective coat.
•
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.
dimensions and construction
c
L
c
Type*
(Inch Size Code)
L
Dimensions
inches
(mm)
W
c
d
t
1F
(01005)
Solder
Plating
.015±.001 .007±.001 .004±.001 .004±.001 .005±.001
(0.4±0.02) (0.2±0.02) (0.10±0.03) (0.11±0.03) (0.13±0.02)
.024±.001 .012±.001 .004±.002 .006±.002 .009±.001
(0.6±0.03) (0.3±0.03) (0.1±0.05) (0.15±0.05) (0.23±0.03)
.039
(1.0
+.004
-.002
+0.1
)
-0.05
+.002
.02±.002 .008±.004 .01
-.004
.014±.002
(0.5±0.05) (0.2±0.1) (0.25
+0.05
) (0.35±0.05)
-0.1
W
1H
(0201)
1E
(0402)
1J
(0603)
2A
(0805)
2B
(1206)
2E
(1210)
2H
(2010)
t
d
Protective
Coating
Resistive Inner
Film
Electrode
Ni
Plating
Ceramic
Substrate
.063±.008 .031±.004 .012±.004 .012±.004 .018±.004
(1.6±0.2)
(0.8±0.1)
(0.3±0.1) (0.45±0.1)
(0.3±0.1)
.079±.008 .049±.004 .016±.008
(2.0±0.2) (1.25±0.1) (0.4±0.2)
.063±.008
.126±.008
(1.6±0.2)
(3.2±0.2)
.102±.008
(2.6±0.2)
.197±.008 .098±.008
(5.0±0.2)
(2.5±0.2)
.012
(0.3
+.008
-.004
+0.2
-0.1
)
Derating Curve
100
80
60
40
20
0
.02±.004
(0.5±0.1)
.016
(0.4
+.008
-.004
+0.2
-0.1
)
1F, 1H
1E, 1J, 2A, 2B, 2E, 2H,
3A, W2H, W3A
W2H
(2010)
3A
(2512)
W3A
(2512)
.02±.012
(0.5±0.3)
.026±.006 .024±.004
(0.65±0.15) (0.6±0.1)
.016
(0.4
+.008
-.004
+0.2
)
-0.1
0
20
40
80
100 120
140
160 180
155
70
125
Ambient Temperature
(°C)
60
.248±.008 .122±.008
(6.3±0.2)
(3.1±0.2)
.026±.006
(0.65±0.15)
ordering information
New Part #
RK73B
Type
2B
Size
1F
1H
1E
1J
2A
2B
2E
W2H
W3A
2H
3A
T
Termination
Material
T: Sn
(1F ~ 3A)
Contact factory
for below options:
L: SnPb
(1E ~ 3A)
G: Au
(1E ~ 2A:
10Ω ~ 1MΩ)
X: Bondable
(1J ~ 2E:
10Ω ~ 1MΩ)
* Parentheses indicate EIA package size codes.
TD
Packaging
TX: 01005 only: 4mm width - 1mm pitch plastic embossed
TBL: 01005 only: 2mm pitch pressed paper
TA: 0201 only: 1mm pitch pressed paper
TC: 0201 only: 7" 2mm pitch pressed paper
(TC: 10,000 pcs/reel, TCM: 15,000 pcs/reel)
TCD: 0201 only: 10" 2mm pitch pressed paper
TPL:0402 only: 2mm pitch punched paper
TP: 0402, 0603 & 0805: 7" 2mm pitch punched 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" plastic embossed
TED: 0805, 1206, 1210, 2010 & 2512: 10" plastic embossed
For further information on packaging, please refer
to Appendix A
102
Nominal
Resistance
2 significant
figures + 1
multiplier
“R” indicates
decimal on
value <10Ω
J
Tolerance
G: ±2%
J: ±5%
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
4/27/11
8
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
general purpose 2%, 5% tolerance
thick film chip resistor
applications and ratings
Part
Designation
RK73B1F
(01005)
RK73B1H
(0201)
RK73B1E
(0402)
RK73B1J
(0603)
RK73B2A
(0805)
RK73B2B
(1206)
Power
Rating
@ 70°C
1/32W (.03W)
1/20W (.05W)
1/16W (.063W)
1/10W (.10W)
T.C.R.
(ppm/°C)
Max.
±250
±300
±200
±400
±200
±200
±400
±200
1/8W (.125W)
±400
±200
1/4W (.25W)
1/2W (.50W)
1/3W (.33W)
1/3W (.33W)
RK73BW2H/2H
(2010)
RK73BW3A/3A
(2512)
3/4W (.75W)
±400
±200
±400
±200
±400
±200
1W
±400
—
6.2MΩ - 22MΩ
Resistance
Range
E-24**
(G±2%)
6.8KΩ - 1MΩ
10Ω - 6.2KΩ
10Ω - 10MΩ
—
1Ω - 10MΩ
1Ω - 10MΩ
—
1Ω - 1MΩ
1.1MΩ - 10MΩ
1Ω - 5.6MΩ
6.2MΩ - 10MΩ
10Ω - 1KΩ
1.1KΩ - 5.6MΩ
—
10Ω - 5.6MΩ
—
10Ω - 5.6MΩ
Resistance
Range
E-24*
(J±5%)
6.8KΩ - 1MΩ
10Ω - 6.2KΩ
10Ω - 10MΩ
1Ω - 9.1Ω
1Ω - 10MΩ
1Ω - 10MΩ
11MΩ - 22MΩ
1Ω - 1MΩ
1.1MΩ - 10MΩ
1Ω - 5.6MΩ
6.2MΩ - 22MΩ
1Ω - 1KΩ
1.1KΩ - 5.6MΩ
200V
6.2MΩ - 10MΩ
1Ω - 5.6MΩ
6.2MΩ - 22MΩ
1Ω - 5.6MΩ
200V
(500V**)
400V
(500V**)
400V
150V
200V
-55°C to +155°C
50V
100V
Absolute
Maximum
Working
Voltage
15V
25V
Absolute
Maximum
Overload
Voltage
30V
-55°C to +125°C
50V
Operating
Temperature
Range
RK73B2E
(1210)
* See Appendix D for available decade values.
** Please contact KOA Speer for the Max. working voltage and the Max. overload voltage.
environmental applications
Performance Characteristics
Parameter
Resistance
T.C.R.
Overload (Short time)
Resistance to Soldering Heat
Rapid Change of Temperature
Moisture Resistance
Endurance at 70°C
High Temperature Exposure
Requirement
∆
R (%+0.05Ω)
Limit
Typical
Within specified
—
tolerance
Within specified T.C.R.
±2%
—
Test Method
25°C
+25°C/-55°C and +25°C/+125°C
±1%: 1F
Rated Voltage x 2.5 for 5 seconds
±0.5%: Another
(2B: Rated Voltage x 2 for 5 seconds)
±0.75%: 1F, 1H (10Ω≤R≤1MΩ);
±1%: 1F~W3A (10Ω≤R≤1MΩ)
±1%: 1J ~W3A (R<10Ω,
260°C ± 5°C, 10 seconds ± 1 second
±3%: 1H~W3A (R<10Ω, R>1MΩ)
R>1MΩ); ±0.5%: Another
±1%: 1F
±0.5%: Another
±2%: 1J, 2A, 2B
±3%: Another
±2%: 1J, 2A, 2B
±3%: Another
±1%
±0.5%: 1F
±0.3%: Another
±0.75%: 1J, 2A, 2B
±1.5%: 1F
±1%: Another
±0.75%: 1J, 2A, 2B
±1%: Another
±0.5%: 1F
±0.3%: Another
-55°C (30 minutes), +125°C (30 minutes), 100 cycles
40°C ± 2°C, 90%-95% RH, 1000 hours, 1.5 hr ON,
0.5 hr OFF cycle
70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
+125°C, 1000 hours: 1F, 1H
+155°C, 1000 hours: 1E, 1J, 2A, 2B, 2E, W2H, W3A
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
4/27/11
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
9
resistors
RK73B
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