Equivalent & Substitute Parts for Bourns 8230-34

Part Overview

The Bourns 8230-34 is a 3.9 µH unshielded drum core wirewound inductor rated for 350 mA with a maximum DC resistance of 1 Ohm. This through-hole axial component operates across a temperature range of -55°C to 105°C and is designed for applications requiring fixed inductance in compact form factors.

The 8230-34 carries an obsolete product status. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production or repair requirements for systems utilizing this component.

Substiute Parts

8230-34
Bourns Inc.In Stock: 11628230-34 Datasheet
8230-34
Current Part
8230-34-RC
Bourns Inc.In Stock: 8718230-34-RC Datasheet
8230-34-RC
Direct

Key Parameters

Parameter Value
Inductance 3.9 µH
Tolerance ±10%
Current Rating 350 mA
DC Resistance (Max) 1 Ohm
Core Material Ferrite
Shielding Unshielded
Mounting Type Through Hole
Package Axial
Operating Temperature -55°C to 105°C
Size 0.120" Dia × 0.300" L (3.05mm × 7.62mm)

Substitute Part Grouping Explanation

Substitution eligibility for the Bourns 8230-34 is determined by strict equivalence across the following critical parameters:

  • Inductance Value: 3.9 µH with ±10% tolerance
  • Current Rating: 350 mA minimum
  • DC Resistance: 1 Ohm maximum
  • Core Type: Ferrite drum core, unshielded
  • Mounting Configuration: Through-hole axial package
  • Physical Dimensions: 0.120" diameter × 0.300" length
  • Operating Temperature Range: -55°C to 105°C

The substitute part 8230-34-RC meets all electrical and mechanical parameters required for direct substitution. The primary distinction is product status and compliance certification, not functional performance.

Parameter Comparison

Parameter 8230-34 (Main) 8230-34-RC (Substitute)
Inductance 3.9 µH 3.9 µH
Tolerance ±10% ±10%
Current Rating (Amps) 350 mA 350 mA
DC Resistance (Max) 1 Ohm 1 Ohm
Q @ Frequency 45 @ 7.9 MHz 45 @ 7.9 MHz
Self Resonant Frequency 82 MHz 82 MHz
Core Material Ferrite Ferrite
Shielding Unshielded Unshielded
Operating Temperature -55°C to 105°C -55°C to 105°C
Mounting Type Through Hole Through Hole
Package / Case Axial Axial
Size / Dimension 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

Engineering Selection Recommendations

The Bourns 8230-34-RC is the direct equivalent substitute for the obsolete 8230-34. Both components share identical electrical specifications, mechanical dimensions, and thermal operating ranges. The 8230-34-RC maintains active product status with Bourns Inc., ensuring continued availability and supply chain support.

The 8230-34-RC carries ROHS3 compliance certification, whereas the original 8230-34 is non-compliant. For applications subject to RoHS regulatory requirements, the 8230-34-RC is the appropriate selection. For legacy systems without RoHS mandates, both parts are functionally interchangeable.

Frequently Asked Questions (FAQ)

Q: Can the 8230-34-RC be used as a direct replacement for the 8230-34?

A: Yes. The 8230-34-RC is electrically and mechanically identical to the 8230-34. All critical parameters—inductance, current rating, DC resistance, core material, dimensions, and operating temperature—are equivalent. The components are pin-compatible and functionally interchangeable in circuit applications.

Q: What is the difference between the 8230-34 and 8230-34-RC?

A: The primary differences are product status and compliance certification. The 8230-34 is obsolete and RoHS non-compliant. The 8230-34-RC is an active product with ROHS3 compliance. Electrical and mechanical specifications are identical.

Q: Does the packaging format affect substitution?

A: The 8230-34 is supplied in standard packaging, while the 8230-34-RC is supplied in bulk packaging. Both use the same axial through-hole component format. Packaging format does not affect electrical performance or circuit compatibility.

Q: Are there any thermal or frequency performance differences?

A: No. Both parts operate across -55°C to 105°C, exhibit identical Q factor (45 @ 7.9 MHz), and share the same self-resonant frequency (82 MHz). Thermal and frequency characteristics are equivalent.

Q: Which part should be selected for new designs?

A: The 8230-34-RC should be selected for new designs. It maintains active product status with the manufacturer and carries current compliance certifications. The 8230-34 is obsolete and should be reserved for legacy system maintenance only.

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