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RN65D2002FBSL Equivalent & Substitute Parts
Part Overview
The RN65D2002FBSL is a 20 kOhms ±1% metal film through-hole resistor rated at 0.5W (1/2W) in axial package configuration. This component is manufactured by Vishay Dale and complies with military specification MIL-R-10509/2. The part features flame retardant coating, moisture resistance, and safety-grade construction suitable for military and high-reliability applications. Currently in active production status with 1015 units in stock, this resistor serves as a baseline reference for identifying compatible substitute components that maintain equivalent electrical and mechanical performance within specified tolerance parameters.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 20 kOhms |
| Tolerance | ±1% |
| Power Rating | 0.5W (1/2W) |
| Composition | Metal Film |
| Package Type | Axial |
| Operating Temperature Range | -65°C to 175°C |
| Temperature Coefficient | ±100ppm/°C |
| Series | Military, MIL-R-10509/2, RN65 |
| Features | Flame Retardant Coating, Military, Moisture Resistant, Safety |
Substitute Part Grouping Explanation
Substitution eligibility for the RN65D2002FBSL is determined by the following critical parameters:
Primary Substitution Criteria:
- Resistance value: 20 kOhms (exact match required)
- Power rating: 0.5W minimum (equal or higher acceptable)
- Package type: Axial (mechanical compatibility)
- Composition: Metal film (electrical performance consistency)
- Operating temperature range: -65°C to 175°C minimum (thermal compatibility)
- Series compliance: MIL-R-10509/2 military specification
Secondary Compatibility Parameters:
- Tolerance: ±1% or tighter (lower tolerance values represent upgrades)
- Temperature coefficient: ±100ppm/°C or lower (lower values represent upgrades)
- Features: Flame retardant coating, moisture resistance, and safety construction (maintained across substitutes)
The RN65C2002BB14 qualifies as a direct substitute because it maintains all primary criteria while offering improved tolerance (±0.1% versus ±1%) and superior temperature coefficient (±50ppm/°C versus ±100ppm/°C).
Parameter Comparison
| Parameter | RN65D2002FBSL (Main) | RN65C2002BB14 (Substitute) | Compatibility |
|---|---|---|---|
| Resistance | 20 kOhms | 20 kOhms | Exact Match |
| Tolerance | ±1% | ±0.1% | Upgrade |
| Power Rating | 0.5W | 0.5W | Exact Match |
| Composition | Metal Film | Metal Film | Exact Match |
| Package Type | Axial | Axial | Exact Match |
| Operating Temperature | -65°C to 175°C | -65°C to 175°C | Exact Match |
| Temperature Coefficient | ±100ppm/°C | ±50ppm/°C | Upgrade |
| Series | Military, MIL-R-10509/2, RN65 | Military, MIL-R-10509/2, RN65 | Exact Match |
| Features | Flame Retardant, Military, Moisture Resistant, Safety | Flame Retardant, Military, Moisture Resistant, Safety | Exact Match |
| Size/Dimension | 0.180" Dia x 0.562" L (4.57mm x 14.27mm) | 0.180" Dia x 0.562" L (4.57mm x 14.27mm) | Exact Match |
| Terminations | 2 | 2 | Exact Match |
Engineering Selection Recommendations
The RN65C2002BB14 is a qualified substitute for the RN65D2002FBSL in applications requiring 20 kOhms axial metal film resistors. Both components maintain active production status and comply with military specification MIL-R-10509/2. The substitute offers improved electrical performance through tighter tolerance (±0.1% versus ±1%) and lower temperature coefficient (±50ppm/°C versus ±100ppm/°C), making it suitable for precision circuit applications where enhanced stability is beneficial. Mechanical and thermal compatibility is maintained across identical package dimensions and operating temperature range. Both parts are RoHS non-compliant and REACH-affected, with identical ECCN and HTSUS classifications. Selection between these components depends on application-specific tolerance and stability requirements rather than functional limitations.
Frequently Asked Questions (FAQ)
Q: Can RN65C2002BB14 replace RN65D2002FBSL in existing designs?
A: Yes. Both components share identical resistance value (20 kOhms), power rating (0.5W), package type (axial), and operating temperature range (-65°C to 175°C). The substitute offers improved tolerance and temperature coefficient performance.
Q: What are the key differences between these two resistors?
A: The primary differences are tolerance specification (±0.1% versus ±1%) and temperature coefficient (±50ppm/°C versus ±100ppm/°C). The RN65C2002BB14 provides superior stability and precision. All other electrical and mechanical parameters remain identical.
Q: Are the physical dimensions identical?
A: Yes. Both components measure 0.180" diameter by 0.562" length (4.57mm x 14.27mm) in axial configuration, ensuring identical PCB footprint and mounting compatibility.
Q: Do both parts meet military specifications?
A: Yes. Both RN65D2002FBSL and RN65C2002BB14 comply with military specification MIL-R-10509/2 and are part of the RN65 military-grade resistor series.
Q: What applications benefit from the tighter tolerance of RN65C2002BB14?
A: Applications requiring precision voltage dividers, reference circuits, filter networks, and measurement instrumentation benefit from the ±0.1% tolerance and ±50ppm/°C temperature coefficient of the substitute component.
Q: Are there any compliance or certification differences?
A: Both components share identical RoHS status (non-compliant), REACH status (affected), ECCN (EAR99), and HTSUS classification (8533.21.0090). No compliance differences exist between the two parts.
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