FLAT CHIP RESISTORS
SR73
SPEER ELECTRONICS, INC.
LO-OHM 1% AND 5% CURRENT SENSE RESISTORS
FLAT CHIP
RESISTORS
FLAT CHIP RESISTOR - LOW OHMIC VALUE
- Thick Film Resistor Element
- Anti-Leaching Nickel Barrier Terminations
- 90/10 Solder Plated Terminations, Standard
- Meets or Exceeds EIA 575, EIA PDP - 100,
MIL - R - 55342F
- White Three or Four Digit Marking on Indigo
Protective Coat.
STANDARD APPLICATIONS
PART
DESIGNATION
POWER
RATING
@70°C
SR73*2A
(0805 size)
125mW
SR73*2B
(1206 size)
250mW
SR73*2E
(1210 size)
500mW
SR73*2H
(2010 size)
750mW
SR73*3A
(2512 size)
TCR
(ppm/°C)
MAX
1000mW
±100
±200
±500
±800
±100
±200
±500
±800
±100
±200
±500
±800
±100
±200
±500
±800
±100
±200
±500
±800
RESISTANCE
RANGE
(E-96)***
(F±1%)
0.1Ω - 9.76Ω
RESISTANCE
RANGE
(E-24)***
(G±2%) (J±5%)
ABSOLUTE
MAXIMUM
WORKING
VOLTAGE
MAXIMUM
OVERLOAD
VOLTAGE
5 sec. max.
0.1Ω - 9.1Ω
0.051~0.091
0.030~0.047
1.11V
2.79V
0.1Ω - 9.1Ω
0.056~0.091
0.030~0.051
1.58V
3.95V
0.1Ω - 9.1Ω
0.036~0.043
0.024~0.033
2.23V
5.59V
0.1Ω - 9.1Ω
0.056~0.091
0.033~0.051
2.73V
6.84V
0.1Ω - 9.1Ω
0.056~0.091
0.039~0.051
3.16V
OPERATING
TEMPERATURE
RANGE
7.90V
0.1Ω - 9.76Ω
-55°C
0.1Ω - 9.76Ω
+175°C
0.1Ω - 9.76Ω
0.1Ω - 9.76Ω
* Indicates TempCo. “H” must be used for 1% tolerance. “K” must be used for 2% and 5% tolerance.
*** See Appendix A for available decade values.
ORDERING & SPECIFYING INFORMATION*
SR73
H
2B
T
1ROO
F
TYPE
TEMPCO
SIZE CODE
PACKAGING
NOMINAL RESISTANCE
TOLERANCE
H: ± 100 ppm
K: ± 200 ppm
K: ± 500 ppm
K: ± 800 ppm
Depending on
resistance value
(See Page 7)
2A: 0805
2B: 1206
2E: 1210
2H: 2010
3A: 2512
(See Appendix A)
T: Punched Paper
TE: Embossed Plastic
TDD: 10” Punched Paper
TED: 10” Embossed Plastic
± 1%: 3 Significant
Figures + Multiplier
± 2%/5%:
2 Significant Figures
+ Multiplier
R indicates decimal
point
F: ± 1%
G: ± 2%
J: ± 5%
*Please Note: KSE’s Part Numbers Do Not Contain any Spaces or Hyphens.
TELEPHONE: 814-362-5536
14
FAX: 814-362-8883
