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Bourns 8230-32 Fixed Inductor Equivalent & Substitute Parts
Part Overview
The Bourns 8230-32 is a 3.3 µH unshielded drum core wirewound inductor rated for 380 mA with a maximum DC resistance of 850mOhm. This through-hole axial component operates across the temperature range of -55°C to 105°C and is designed for applications requiring fixed inductance in compact form factors.
The 8230-32 carries an obsolete product status. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production or repair requirements for legacy systems utilizing this component.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Inductance | 3.3 µH |
| Tolerance | ±10% |
| Current Rating | 380 mA |
| DC Resistance (Max) | 850mOhm |
| Core Type | Ferrite Drum Core, Unshielded |
| Q Factor @ 7.9 MHz | 45 |
| Self Resonant Frequency | 90 MHz |
| Operating Temperature Range | -55°C to 105°C |
| Mounting Type | Through Hole |
| Package | Axial |
| Physical Dimensions | 0.120" Dia × 0.300" L (3.05mm × 7.62mm) |
Substitute Part Grouping Explanation
Substitution eligibility for the Bourns 8230-32 is determined by strict equivalence across the following critical parameters:
- Inductance value: 3.3 µH with ±10% tolerance
- Current rating: 380 mA minimum
- DC resistance: 850mOhm maximum
- Core material and type: Ferrite drum core, unshielded
- Mounting configuration: Through-hole axial
- Physical envelope: 0.120" diameter × 0.300" length
- Operating temperature range: -55°C to 105°C minimum
- Frequency characteristics: Q factor of 45 @ 7.9 MHz and self-resonant frequency of 90 MHz
The substitute part 8230-32-RC meets all electrical and mechanical parameters required for direct substitution. The primary distinction between the main part and its substitute is product status and compliance certification, not functional performance.
Parameter Comparison
| Parameter | 8230-32 (Main) | 8230-32-RC (Substitute) |
|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. |
| Series | 8230 | 8230 |
| Inductance | 3.3 µH | 3.3 µH |
| Tolerance | ±10% | ±10% |
| Current Rating | 380 mA | 380 mA |
| DC Resistance (Max) | 850mOhm | 850mOhm |
| Core Type | Ferrite Drum Core, Unshielded | Ferrite Drum Core, Unshielded |
| Q @ 7.9 MHz | 45 | 45 |
| Self Resonant Frequency | 90 MHz | 90 MHz |
| Operating Temperature | -55°C to 105°C | -55°C to 105°C |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | Axial | Axial |
| Physical Dimensions | 0.120" Dia × 0.300" L (3.05mm × 7.62mm) | 0.120" Dia × 0.300" L (3.05mm × 7.62mm) |
| Product Status | Obsolete | Active |
| RoHS Status | RoHS non-compliant | ROHS3 Compliant |
| Packaging | Standard | Bulk |
Engineering Selection Recommendations
The 8230-32-RC is the direct functional equivalent of the obsolete 8230-32. Both parts share identical electrical specifications, mechanical dimensions, and performance characteristics across all operating parameters.
The primary advantage of selecting 8230-32-RC is its active product status and ROHS3 compliance certification. The original 8230-32 is classified as obsolete and carries RoHS non-compliant status. For new designs, ongoing production, or systems requiring regulatory compliance with modern environmental standards, the 8230-32-RC is the appropriate selection.
For legacy system maintenance where original specifications must be preserved exactly, the 8230-32 remains functionally interchangeable with 8230-32-RC due to complete parameter equivalence.
Frequently Asked Questions (FAQ)
Q: Can the 8230-32-RC be used as a direct replacement for the 8230-32?
A: Yes. The 8230-32-RC is electrically and mechanically identical to the 8230-32. All critical parameters including inductance, current rating, DC resistance, core type, dimensions, and operating temperature range are equivalent. The parts are pin-compatible and functionally interchangeable.
Q: What is the difference between the 8230-32 and 8230-32-RC?
A: The primary differences are product status and compliance certification. The 8230-32 is obsolete and RoHS non-compliant. The 8230-32-RC is an active product with ROHS3 compliance. Packaging differs (standard versus bulk), but electrical and mechanical specifications are identical.
Q: Why is the 8230-32 listed as obsolete?
A: Obsolescence indicates the manufacturer has discontinued active production and support for this part number. The 8230-32-RC represents the current production equivalent within the same series.
Q: Are there any compatibility concerns when substituting the 8230-32-RC for the 8230-32?
A: No compatibility concerns exist. Both parts are through-hole axial inductors with identical footprints, electrical ratings, and performance characteristics. PCB layouts and circuit designs require no modification.
Q: Does the bulk packaging of the 8230-32-RC affect its performance?
A: No. Packaging format does not affect component performance. Bulk packaging is a supply and handling consideration only. Electrical and mechanical specifications remain unchanged.
Q: What parameters must match for a part to be considered a substitute for the 8230-32?
A: Critical matching parameters are inductance (3.3 µH ±10%), current rating (380 mA minimum), DC resistance (850mOhm maximum), core type (ferrite drum core, unshielded), mounting type (through-hole axial), physical dimensions (0.120" × 0.300"), and operating temperature range (-55°C to 105°C).
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