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Specifications
Resistance:
48.7kΩ
Power(Watts):
250mW
Voltage Rating:
200V
Temperature Coefficient:
±100ppm/℃
Operating Temperature:
-55℃~+155℃
Type:
Thick Film Resistor
Tolerance:
±1%
Mfr. Part #:
RK73H2BTTD4872F
Package:
1206
Key Attributes
Model Number:
RK73H2BTTD4872F
Product Description
RK73H Precision Thick Film Chip Resistors
The RK73H series offers high-precision thick film chip resistors with 0.5% and 1% tolerances. These resistors feature lead-free terminations meeting EU RoHS requirements. They are AEC-Q200 Qualified and suitable for a wide range of applications requiring reliable and accurate resistance values.
Product Attributes
- Brand: KOA Speer Electronics, Inc.
- Certifications: EU RoHS Compliant, AEC-Q200 Qualified
- Construction: Protective Coating, Inner Electrode, Resistive Film, Ceramic Substrate, Solder Plating Ni Plating
Technical Specifications
| Type (Inch Size Code) | Dimensions (mm) L x W x T | Power Rating | Resistance Range | Tolerance | T.C.R. (x10^-6/K) | Max. Working Voltage | Operating Temp. Range |
|---|---|---|---|---|---|---|---|
| 1F (01005) | 0.4 x 0.2 x 0.1 | 0.03W | 10 - 91k* | 0.5%, 1% | 250 | 20V | -55C to +125C |
| 1H (0201) | 0.6 x 0.3 x 0.15 | 0.05W | 10 - 1M | 0.5%, 1% | 200 | 25V | -55C to +125C |
| 1E (0402) | 1.0 x 0.5 x 0.2 | 0.1W | 10 - 1M | 0.5%, 1% | 200 | 30V | -55C to +155C |
| 1J (0603) | 1.6 x 0.8 x 0.3 | 0.125W | 10 - 1M | 0.5%, 1% | 200 | 50V | -55C to +155C |
| 2A (0805) | 2.0 x 1.25 x 0.4 | 0.25W | 10 - 1M | 0.5%, 1% | 200 | 75V | -55C to +155C |
| 2B (1206) | 3.2 x 1.6 x 0.5 | 0.25W | 10 - 1M | 0.5%, 1% | 200 | 100V | -55C to +155C |
| 2E (1210) | 3.2 x 2.5 x 0.5 | 0.5W | 10 - 1M | 0.5%, 1% | 200 | 150V | -55C to +155C |
| 2H/W2H (2010) | 5.0 x 2.5 x 0.5 | 0.75W | 10 - 1M | 0.5%, 1% | 100, 200 | 200V | -55C to +155C |
| 3A/W3A (2512) | 6.3 x 3.1 x 0.5 | 1.0W | 10 - 1M | 0.5%, 1% | 100, 200 | 200V | -55C to +155C |
| W3A2 (2512) | 6.3 x 3.1 x 0.5 | 2.0W | 10 - 1M | 0.5%, 1% | 100, 200 | 400V | -55C to +155C |
Performance Characteristics
| Parameter | Requirement | Test Method |
|---|---|---|
| Resistance T.C.R. | Within specified tolerance | |
| Overload (Short time) | 2% (1F: 1%) | Rated Voltage x 2.5 for 5 seconds (1E, 2B, W3A2: Rated Voltage x 2 for 5 seconds) |
| Resistance to Soldering Heat | 1%: 1F ~ W3A2 (10R1M); 3%: 1H ~ W3A2 (R<10, R>1M) | 260C 5C, 10 seconds 1 second |
| Rapid Change of Temperature | 1%: 1F; 0.5% Another | -55C (30 min), +125C (30 min), 100 cycles |
| Moisture Resistance | 2%: 1J, 2A, 2B; 3%: Another | 40C 2C, 90%-95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle |
| Endurance at 70C | 2%: 1J, 2A, 2B; 3%: Another | 70C 2C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle |
| High Temperature Exposure | 1% | +125C, 1000 hours: 1F; +155C, 1000 hours: 1E, 1H, 1J, 2A, 2B, 2E, 2H/W2H, 3A/W3A/W3A2 |
2410121536_KOA-RK73H2BTTD4872F_C369184.pdf
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