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Specifications
Power(Watts):
250mW
Resistance:
43Ω
Temperature Coefficient:
±200ppm/℃
Operating Temperature:
-55℃~+155℃
Type:
Thick Film Resistor
Tolerance:
±1%
Mfr. Part #:
SG73P2ATTD43R0F
Package:
0805
Key Attributes
Model Number:
SG73P2ATTD43R0F
Product Description
Product Overview
The SG73P series is an anti-surge endured pulse power thick film chip resistor designed for high-reliability applications. It offers superior pulse withstanding voltage and high power capabilities compared to RK73B/RK73H series. Available in down to 0.5% tolerance, these resistors are suitable for both reflow and flow solderings and meet EU RoHS requirements for lead-free terminations. They are AEC-Q200 tested.
Product Attributes
- Brand: KOA Speer
- Certifications: AEC-Q200 Tested, EU RoHS compliant (for lead-free terminations)
- Material: Thick film on ceramic substrate
- Termination Material: Sn Plating, Ni Plating
- Characteristic: Anti-surge, Heat shock resistance (*1)
Technical Specifications
| Part Designation | Size Code | Nominal Resistance Range () | Tolerance | Power Rating (W) | Rated Ambient Temp (C) | Rated Terminal Part Temp (C) | Absolute Maximum Working Voltage (V) | T.C.R. (ppm/C) |
| SG73P1E | 0402 | 1 - 1M | 1%, 2%, 5% | 0.125 | 70 | 125 | 75 | 200, 100*1 |
| SG73P1EW | 0402 | 10 - 1M | 1%, 2%, 5% | 0.25 | 70 | 125 | 100 | 200, 100*1 |
| SG73P1J | 0603 | 1 - 10M | 0.5%, 1%, 2%, 5% | 0.33 | 70 | 135 | 150 | 200, 100*1 |
| SG73P2A | 0805 | 10 - 1M | 0.5%, 1%, 2%, 5% | 0.5 | 70 | 125 | 200 | 200, 100*1 |
| SG73P2B | 1206 | 1 - 294 | 0.5%, 1%, 2%, 5% | 0.75 | 70 | 125 | 200 | 200, 100*1 |
| SG73P2E | 1210 | 10 - 1M | 0.5%, 1%, 2%, 5% | 1 | 70 | 110 | 200 | 200, 100*1 |
| SG73P2E1 | 1210 | 10 - 1M | 0.5%, 1%, 2%, 5% | 1 | 70 | 95 | 200 | 200, 100*1 |
Performance Characteristics
| Parameter | Requirement | Limit | Typical | Test Method |
| Resistance T.C.R. | 25C +25C/-55C and +25C/+125C | Within specified tolerance | Within specified T.C.R. | |
| Overload (Short time) | Rated Voltage x 2.5 for 5 seconds (1EW: 0.25W; 2A: 0.4W, 0.5W; 2B: 0.75W; 2E: 0.75W; 2E1: 1W rated voltage x 2 for 5 seconds) | 2% | 0.5% | |
| Resistance to Solder Heat | 260C 5C, 10 seconds 1 second | 1% | 0.75% | |
| Rapid Change of Temperature Characteristic (Nil) | -55C (30 min.)/+125C (30 min.) 100 cycles | 0.5% (Characteristic Nil) 1% (Characteristic A) | 0.3% (Characteristic Nil) 0.5% (Characteristic A) | |
| Moisture Resistance | 40C 2C, 90%~95%RH, 1000 hours; 1.5 hr ON, 0.5 hr OFF cycle | 3% | 0.75% | |
| Endurance at 70C | 70C 2C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle | 3% | 0.75% | |
| High Temperature Exposure | +155C, 1000 hours | 1% | 0.3% |
2412061743_KOA-SG73P2ATTD43R0F_C4292505.pdf
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