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Isotech
Isotech Model 836 Miniature Fixed Resistor
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Isotech 836: 5 Ω–3.3 MΩ; ±0.005%; ±0.6 ppm/°C; 0.5 W. RFQ.
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Key parameters
Power Rating
0.5 W
Resistance Tolerance
±0.005 % initial accuracy
Resistance Range
5 Ω to 3.3 MΩ
Standard Stock Values
10 Ω, 25 Ω, 100 Ω, 1 kΩ, 10 kΩ
Temperature Coefficient
+0.6 ppm/°C (0 to +25 °C); −0.6 ppm/°C (+25 to +60 °C)
Stability
Typically 1 ppm/year at 1 mA; long-term drift <5 ppm class
Fits precision resistance standards where you need an Isotech Model 836—miniature fixed resistor from 5 Ω to 3.3 MΩ with ±0.005% initial accuracy, about ±0.6 ppm/°C tempco, 0.5 W rating, and typical 1 ppm/year stability at 1 mA.
Key advantages
- Range — 5 Ω to 3.3 MΩ
- Accuracy — ±0.005% initial
- Tempco — About ±0.6 ppm/°C class
- Stability — Typically 1 ppm/year at 1 mA
- Power — 0.5 W
Typical applications
- Metrology resistance.
- Bridge standards.
- Lab reference resistors.
Selection guide
- Stock vs custom value
- Current level
- Case handling
Common mistakes
- Exceeding 0.5 W.
- Thermal shock.
- Dirty terminals.
When to RFQ / what to tell us
- Resistance value.
- Quantity, ship-to.
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Specs
| Spec | Value |
|---|---|
| SKU | 45129 |
| Brand | Isotech |
| Model | Model 836 Miniature Fixed Resistor |
| Product type | Fixed Resistor |
| Model | 836 Miniature Fixed Resistor |
| Resistance range | 5 Ω to 3.3 MΩ |
| Resistance tolerance | ±0.005 % initial accuracy |
| Temperature coefficient | +0.6 ppm/°C (0 to +25 °C); −0.6 ppm/°C (+25 to +60 °C) |
| Stability | Typically 1 ppm/year at 1 mA; long-term drift <5 ppm class |
| Power rating | 0.5 W |
| Standard stock values | 10 Ω, 25 Ω, 100 Ω, 1 kΩ, 10 kΩ |
| Current noise | <0.010 μV (RMS)/V applied |
Documents
FAQ
Q: Accuracy? A: ±0.005% initial.
Q: Range? A: 5 Ω to 3.3 MΩ.
Q: What should I send for a quote? A: Value, quantity, ship-to.
Links
| Parameter | Value |
|---|---|
| Power Rating | 0.5 W |
| Resistance Tolerance | ±0.005 % initial accuracy |
| Resistance Range | 5 Ω to 3.3 MΩ |
| Standard Stock Values | 10 Ω, 25 Ω, 100 Ω, 1 kΩ, 10 kΩ |
| Temperature Coefficient | +0.6 ppm/°C (0 to +25 °C); −0.6 ppm/°C (+25 to +60 °C) |
| Stability | Typically 1 ppm/year at 1 mA; long-term drift <5 ppm class |
| Current Noise | <0.010 μV (RMS)/V applied |
| Thermal Emf | 0.1 μV/°C max; 0.05 μV/°C typical |
| Connections | Screw terminal posts |
| Construction | Oil-filled, hermetically sealed |
| Dimensions | H 30 × W 89 × D 58 mm (including terminals) |
| Weight | 90 g |
| Calibration Option | UKAS certification available |