FLAT CHIP RESISTORS
SPEER ELECTRONICS, INC.
FLAT CHIP
RESISTORS
RK73
PRECISION 1% & 0.5% TOLERANCE
FLAT CHIP RESISTOR - PRECISION
- RuO
2
Thick Film Resistor Element
- Anti-Leaching Nickel Barrier Terminations
- 90/10 Solder Plated Terminations, Standard
- Also Available with Epoxy Bondable, (Palladium
Silver) Terminations in 0805 and 1206 sizes.
- Meets or Exceeds EIA 575, EIAJ RC 2690A,
EIA PDP - 100, MIL - R - 55342F
- 4 Digit, Black Marking on Blue Protective Coat.
No Marking on 1E (0402) size.
STANDARD APPLICATIONS
PART
DESIGNATION
*
RK73H1E
(0402)
RK73H1J
**(0603)
RK73H2A
(0805)
RK73H2B
(1206)
RK73H2E
(1210)
RK73H2H
(2010)
RK73H3A
(2512)
POWER
RATING
@70°C
TCR
(ppm/°C)
MAX
±100
+200
±100
±
400
±100
±400
±100
±200
±400
±100
±200
±400
±100
±200
±400
±100
±200
±400
RESISTANCE
RANGE
(E-96)***
(D
±0.5%)
100 ~ 100KΩ
10 ~ 97.6Ω
102 ~ 976KΩ
10Ω - 976KΩ
10Ω - 976KΩ
RESISTANCE
RANGE
(E-96)***
(F
±
1%)
10Ω - 1MΩ
10Ω - 1MΩ
1.0Ω - 9.76Ω
10Ω - 1MΩ
1.0Ω - 9.76Ω
1.02MΩ - 10MΩ
10Ω - 1MΩ
1.02MΩ - 5.6MΩ
1.0Ω - 9.76Ω
5.62MΩ - 10MΩ
10Ω - 1MΩ
1.02MΩ - 5.6MΩ
1.0Ω - 9.76Ω
5.62MΩ - 10MΩ
10Ω - 1MΩ
1.02MΩ - 5.6MΩ
1.0Ω - 9.76Ω
5.62MΩ - 10MΩ
10Ω - 1MΩ
1.02MΩ - 5.6MΩ
1.0Ω - 9.76Ω
5.62 MΩ- 10MΩ
ABSOLUTE
MAXIMUM
WORKING
VOLTAGE
50V
50V
ABSOLUTE
MAXIMUM
OVERLOAD
VOLTAGE
100V
100V
OPERATING
TEMPERATURE
RANGE
- 55°C
+125°C
63 mW
100 mW
125 mW
150V
300V
-55°C
+175°C
10Ω - 976KΩ
250 mW
`
330 mW
10Ω - 976KΩ
200V
400V
-55°C
+150°C
10Ω - 976KΩ
750 mW
10Ω - 976KΩ
1000mW
* Parenthesis indicates EIA Package Size Codes.
*** See Appendix A for available decade values.
ORDERING & SPECIFYING INFORMATION*
RK73
TYPE
H
TERMINATION
H: Solderable
X: Epoxy
Bondable
Available in
0603, 0805
and 1206 sizes
2B
SIZE CODE
(See Page 4)
1E: 0402
1J: 0603
2A: 0805
2B: 1206
2E: 1210
2H: 2010
3A: 2512
T
PACKAGING
(See Appendix A)
T: 7” Punched Paper
TE: 7” Embossed Plastic
TP: Punched Paper
2mm 0402 (1E) only.
TDD: 10” Punched Paper
TED: 10” Embossed Plastic
1003
NOMINAL RESISTANCE
3 Significant
Figures & 1
Multiplier.
R Indicates
Decimal on
Value < 100Ω
F
TOLERANCE
F:
±
1.0%
D:
±
0.5%
*Please Note: KSE’s Part Numbers Do Not Contain any Spaces or Hyphens.
TELEPHONE:
814-362-5536
8
FAX:
814-362-8883
FLAT CHIP RESISTORS
SPEER ELECTRONICS, INC.
RK73
PRECISION 1% & 0.5% TOLERANCE
FLAT CHIP
RESISTORS
125
3A
2H
ENVIRONMENTAL APPLICATIONS
100
80
DERATING
100
60
TEMPERATURE RISE
(°C)
% RATED POWER
75
2E
40
1E
1J, 2H, 3A 2A, 2B, 2E
50
2B
2A
1J
1E
20
25
¡
¡
20
40
60
70
80
100
120
125
140
150
160
180
175
¡
25
50
75
100
AMBIENT TEMPERATURE
(°C)
% RATED POWER
PARAMETER
Thermal Shock
Low Temperature
Operation
High Temperature
Exposure
Short Time Overload
Resistance to
Solder Heat
Terminal Strength-Push
Terminal Strength-Bend
Moisture Resistance
Life
Pulse Limitation Curves Are Available at
Pulse
MAXIMUM
∆
R
±0.2%
±0.2%
±0.5%
±2.0%
±0.2%
±0.75%
±0.5%
±0.5%
±0.75%
TEST METHOD
MIL-STD-202, Method 107
-55°C ~ +125°C, 5 cycles
MIL - R - 55342
π
4.7.4 1 Hour @ -55°C
followed by 45 minutes of RCWV**
MIL - R - 55342
π
4.7.6
100 Hours @ 125°C
MIL - R - 55342
π
4.7.5
2.5 X RCWV for 5 seconds
MIL - R - 55342
π
4.7.7
260°C for 10 seconds
1.2 Kg for 1 minute
5mm Deflection in Either
Direction for 10 Seconds
MIL - STD - 202, Method 103
40
o
C, 90 - 95%RH, 1000 Hours
MIL - STD - 202, Method 108 70°C, 1000
Hours @ RCWV, 1 1/2 Hr ON, 1/2 Hr OFF
www.koaspeer.com
±1.5%
2.5 X RCWV**, Not Exceeding Maximum
Overload Voltage 1 Second ON, 25 Seconds
OFF 10,000 Cycles
30 Minutes at -55°C; 15 Minutes at +25°C,
30 Minutes at + 125°C, 15 Minutes at +25°C, 5 Cycles
Temperature Cycling
±0.75%
MINIMUM
Terminal Adhesion
Dielectric Withstanding
Voltage
1E
1J
2A
2B
2E
2H
3A
Insulation Resistance
**RCWV = Rated Continuous Working Voltage
15 Grams
Axial Pull, One Terminal at a Time
100V
100V
400V
400V
400V
400V
400V
10,000 Meg Ohm
MIL - STD - 202, Method 301
TELEPHONE:
814-362-5536
9
FAX:
814-362-8883
SPEER ELECTRONICS, INC.
FLAT CHIP
RESISTORS
[1] Solder Plate, 90% Sn, 10% Pb
FLAT CHIP
RESISTORS
DESCRIPTION OF CHIP RESISTORS
-
-
-
-
-
-
-
Eight (8) Available Sizes - 0201, 0402, 0603, 0805
1206, 1210, 2010, 2512
1/20 Watt to 1 Watt Power Ratings
0.1 Ohm to 22 Meg Ohm Resistance Range
Tight Tolerance and Low TCR Available
Excellent Solderability
Nickel Barrier for Leaching Control
Paper and Plastic Tape Packaging
CONSTRUCTION & MECHANICAL DIMENSIONS
L
P
W
Termination (Outer) [1] 120
µ
in/3.0
µ
m min.
Termination (Barrier) [2] 120
µ
in/3.0
µ
m min.
Termination (Inner) [3] 20
µ
in/0.5
µ
m min.
H
[4] Protective Coating, 585
µ
in/15
µ
m
[5] Resistive Element, 400
µ
in/10
µ
m
Alumina Substrate
[2] Barrier, NI
[3] Electrode
[4] Protective Layer
*NOTE: Dimensions are reference only.
[5] Resistive Element
SIZE
CODE
(inches)
1H
(0201)
1E
(0402)
1J
(0603)
2A
(0805)
2B
(1206)
2E
(1210)
2H
(2010)
3A
(2512)
DIMENSIONS in/mm
L
0.024 + 0.002
0.6 + 0.03
0.04
±
0.002
1.0 + 0.1/-0.05
0.063
±
0.008
1.6
±
0.2
0.079
±
0.008
2.0
±
0.2
0.126
±
0.008
3.2
±
0.2
0.126
±
0.008
3.2
±
0.2
0.197
±
0.008
5.0
±
0.2
0.248
±
0.008
6.3
±
0.2
0.004
W
0.012 + 0.002
0.3 + 0.03
0.02
±
0.002
0.5
±
0.05
0.031
±
0.004
0.8
±
0.1
0.049
±
0.004
1.25
±
0.1
0.063
±
0.008
1.6
±
0.2
0.102
±
0.008
2.6
±
0.2
0.098
±
0.008
2.5
±
0.2
0.122
±
0.008
3.1
±
0.2
H
0.010 + 0.002
0.25 + 0.03
0.014
±
0.002
0.35
±
0.05
0.020
±
0.004
0.5
±
0.1
0.020
±
0.004
0.5
±
0.1
0.024
±
0.004
0.6
±
0.1
0.024
±
0.004
0.6
±
0.1
0.024
±
0.004
0.6
±
0.1
0.024
±
0.004
0.6
±
0.1
P TOP
0.004 + 0.002
0.1 + 0.05
0.008
±
0.004
0.2
±
0.1
0.012
±
0.004
0.3
±
0.1
0.016
±
0.008
0.4
±
0.2
0.020
±
0.012
0.5
±
0.3
0.020
±
0.012
0.5
±
0.3
0.020
±
0.012
0.5
±
0.3
0.020
±
0.012
0.5
±
0.3
P BOTTOM
0.005 + 0.002
0.15 + 0.05
0.010
±
0.004
0.25
±
0.05/-0.1
0.012
±
0.004
0.3
±
0.1
0.012
±
0.004
0.3 + 0.2/-0.1
0.016
±
0.004
0.4 + 0.2/-0.1
0.016
±
0.004
0.4 + 0.2/-0.1
0.016
±
0.004
0.4 + 0.2/-0.1
0.016
±
0.004
0.4 + 0.2/-0.1
0.008
0.008
0.008
0.008
0.008
0.002
EIA
SIZE
REFERENCE
0502
1005
1608
2012
3216
3225
5025
6332
TELEPHONE:
814-362-5536
4
FAX:
814-362-8883
APPENDIX A
SPEER ELECTRONICS, INC.
FLAT CHIP RESISTORS
PACKAGING & MARKING
PACKAGING SPECIFICATIONS
MARKING contd.
MARKING
KSE PART
DESIGNATION
RM731H (0201)
RM73B1E (0402)
RM73B1J (0603)
RK73AD
RK73H IJ (0603)
RM73B2A (0805)
2B (1206)
2E (1210)
2H (2010)
3A (2512)
RK73H2A (0805)
2B (1206)
2E (1210)
2H (2010)
3A (2512)
RM73Z1H (0201)
RM73Z1E (0402)
RM73Z1J (0603)
2A (0805)
2B (1206)
2E (1210)
2H (2010)
3A (2512)
RN73T2A (0805)
2B (1206)
2E (1210)
RN73E1J (0603)
RN73E2A
2B
2E
RN73C1J
RN73C2A
2B
2E
RK73N2A
2B
2E
2H
3A
LT73 2A
2B
LA73 1J
2A
2B
RF73B 2A
2B
NT73 2A
2B
(0805)
(1206)
(1210)
(0603)
(0805)
(1206)
(1210)
(0805)
(1206)
(1210)
(2010)
(2512)
(0805)
(1206)
(0603)
(0805)
(1206)
(0805)
(1206)
(0805)
(1206)
COLOR
BODY MARKING
BLACK
NONE
BLACK
NONE
BLACK
WHITE
MARKING
TYPE
------
------
3 DIGITS
BLACK WHITE BLUE
3 DIGITS
BLUE E-24 BLACK E-24 3 DIGITS*
E-96 NONE
BLACK
WHITE
3 DIGITS
PT72 2A
2B
SR73 2A
2B
2E
2H
3A
CR73 2B
(0805)
(1206)
(0805)
(1206)
(1210)
(2010)
(2512)
(1206)
BRONZE
BLACK
4 DIGITS
E-96 - 4 DIGITS
INDIGO
WHITE
E-24 - 3 DIGITS
BLUE/
YELLOW
NONE
PACKAGING METHOD
BLUE
BLACK
4 DIGITS
SIZE
7” T
7” TE
7” TP
10” TDD
10” TED
CODE PUNCHED EMBOSSED PUNCHED PUNCHED EMBOSSED
PAPER
PLASTIC
PAPER
PAPER
1H
(0201)
------
------
10000
------
------
GREEN
BLACK
NONE
WHITE
------
000
1E
(0402)
1J
(0603)
2A
(0805)
------
------
10000
------
------
5000
------
------
10000
------
5000
4000
------
10000
10000
GREEN
RED
4 DIGITS
2B
(1206)
5000
4000
------
10000
10000
BLACK
GREEN
E-24 3 DIGITS*
E-96 NONE
YELLOW
4 DIGITS
WHITE
2E
(1210)
2H
(2010)
3A
(2512)
5000
4000
------
10000
------
------
4000
------
------
10000
BLACK
GREEN
E-24 3 DIGITS*
E-96 NONE
YELLOW
4 DIGITS
WHITE
------
4000
-------
------
10000
BLACK
NONE
NONE
STANDARD E-24 (5%) DECADE VALUES
1.0 1.1 1.2 1.3 1.5 1.6 1.8 2.0 2.2 2.4 2.7 3.0
3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.2 6.8 7.5 8.2 9.1
STANDARD E-96 (
≤
1%) DECADE VALUES
100 102 105 107 110 113 115 118 121 124 127
133 137 140 143 147 150 154 158 162 165 169
178 182 187 191 196 200 205 210 215 221 226
237 243 249 255 261 267 274 280 287 294 301
316 324 332 340 348 357 365 374 383 392 402
422 432 442 453 464 475 487 499 511 523 536
562 576 590 604 619 634 649 665 681 698 715
750 768 787 806 825 845 866 887 909 931 953
APPENDIXES
BRONZE
ORANGE
BLACK
BLACK
4 DIGITS
3 DIGITS
BROWN
PINK
BLACK
BLACK
3 DIGITS
3 DIGITS
130
174
232
309
412
549
732
976
* Currently in the process of changing to 4-digit marking for both E-96 and E-24.
TELEPHONE:
814-362-5536
144
FAX:
814-362-8883
APPENDIX A
SPEER ELECTRONICS, INC.
FLAT CHIP RESISTORS
TAPE & REEL SPECIFICATIONS
PACKAGING SPECIFICATIONS
CARRIER TAPE
DIRECTION OF FEED
EMBOSSED
CARRIED
(NOTES) DOTTED LINES ARE APPLICABLE ONLY FOR
1E, 1J AND 2A SIZES ON 1000 PIECE REELS.
DIMENSIONS (mm)
PACKAGING
(TP) 7”
SIZE
CODE
A
B
W
E
F
T1
T2
P0
P1
P2
∆
D
1H (0201)
PAPER TAPE 1E (0402)
(2mm PITCH)
1J (0603)
(T)
2A (0805)
7” PAPER
2B (1206)
TAPE
2E (1210)
2A (0805)
(TE)
2B (1206)
7”
2E (1210)
EMBOSSED
2H (2010)
PLASTIC
3A (2512)
(TDD)
1J (0603)
10”
2A (0805)
PAPER 2B (1206)
TAPE
2E (1210)
(TED)
2A (0805)
10”
2B (1206)
EMBOSSED 2E (1210)
PLASTIC 2H (2010)
3A (2512)
1.15±0.1 0.65±0.1
1.9±0.1
2.4±0.1
3.5±0.1
3.5±0.1
2.4±0.2
3.5±0.1
3.6±0.15
5.4±0.2
6.9±0.2
1.9±0.1
2.4±0.1
3.5±0.1
3.5±0.1
2.4±0.2
3.5±0.1
3.6±0.15
5.4±0.2
6.9±02.
8.0±0.2
1.75±0.1 3.5±0.05
-----
0.45±0.1
0.60±0.1
0.75±0.1
≤
≤
0.25±0.1
≤
0.2±0.1
≤
≤
0.60±0.1
0.75±0.1
≤
≤
0.25±0.1
≤
0.2±0.1
≤
≤
4.0±0.1
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
2.0±0.05 2.0+0.05 1.5±
+0.1
-0
1.1±0.1
≤
≤
≤
-----
1.65±0.1
≤
≤
≤
-----
1.9±0.1
≤
≤
≤
-----
2.8±0.1
≤
≤
≤
-----
1.45±0.15
≤
≤
≤
0.85±0.1
1.9±0.2
≤
≤
≤
1.0±0.1
2.9±0.15
≤
≤
≤
“
2.9±0.2 12.0±0.1
≤
5.5±0.5 0.85±0.1
3.6±0.2
≤
≤
≤
≤
1.1±0.1 8.0±0.2 1.75±0.1 3.5±0.05
-----
1.65±0.1
≤
≤
≤
-----
1.9±0.1
≤
≤
≤
-----
2.8±0.1
≤
≤
≤
-----
1.45±0.15
≤
≤
≤
0.85±0.1
1.9±0.2
≤
≤
≤
1.0±0.1
2.9±0.15
≤
≤
≤
≤
2.9±0.2 12±0.1
≤
5.5±0.5 0.85±0.1
3.6±0.2
≤
≤
≤
≤
4.0±0.1
≤
≤
≤
≤
≤
≤
≤
4.0±0.1
≤
≤
≤
≤
≤
≤
≤
≤
4.0±0.1
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
≤
SIZE
CODE
1H (0201)
1E (0402)
1J (0603)
2A (0805)
2B (1206)
2E (1210)
2H (2010)
3A (2512)
DIMENSION (mm)
Øa max.
7”
10”
Øb
w
t
Øc
Ød
e
178
255
80±2.0 10±1.0 1.5±.05 13±0.5 27±20 3.0±0.5
60±2.0 14±1.0
21±2.0 2.0±0.5
TELEPHONE:
814-362-5536
145
FAX:
814-362-8883
APPENDIXES
REEL SPECIFICATIONS
