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Bourns PM18123R9JRC Chip Inductor

The Bourns PM1812 series SMT chip inductors are designed for a wide range of applications including DC/DC converters and general-purpose use. These inductors feature high resistance to heat and humidity, ensuring reliable performance in demanding environments. Their accurate dimensions are ideal for automatic surface mounting, simplifying the manufacturing process. The PM1812-3R9J-RC specifically offers an inductance of 3.9µH with a ±5% tolerance, a Q factor of 50, and a self-resonant frequency of 40 MHz. They are RoHS compliant and designed for efficient power management in various electronic devices.

Authorized Distributors
Source:DigiKey
Part No:PM1812-3R9J-RC
Stock:426
Inv Date:05-28-2026
Price: Unit price: $0.18426
Buy/RFQ:
Part No:PM1812-3R9J-RC
Stock:1354
Inv Date:05-29-2026
Price: Unit price: $0.31
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Part No:PM1812-3R9J-RC
Stock:2000
Inv Date:05-28-2026
Price: Unit price: $0.138
Buy/RFQ:
Part No:PM1812-3R9J-RC
Stock:2000
Inv Date:05-28-2026
Price: Unit price: $0.138
Buy/RFQ:
Part No:PM1812-3R9J-RC
Stock:500
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Bourns PM18123R9JRC Chip Inductor Specifications:

  • Applications: DC/DC converters, Power supplies, General use
  • Features: High resistance to heat and humidity, Resistance to mechanical shock and pressure, Accurate dimensions for automatic surface mounting, Wide inductance range (0.1 nH to 1000 µH)
  • Temperature Rise: 20 ˚C max.
  • Ambient Temperature: 100 ˚C max.
  • Operating Temperature: -40 °C to +125 °C
  • Storage Temperature: -40 °C to +125 °C
  • Resistance to Soldering Heat: 245 ˚C, 5 seconds
  • Core: Ferrite
  • Coil Type: Copper wire
  • Enclosure: Epoxy resin
  • Terminal: Sn
  • Inductance: 3.9 µH
  • Tolerance: ±5%
  • Q: 50
  • Test Frequency: 7.96 MHz
  • Self-Resonant Frequency: 40 MHz
  • DC Resistance: 0.90 ohms max.
  • Maximum DC Current: 330 mA
  • RoHS Compliant: Yes
  • Packaging Quantity: 500 pcs.

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Frequently Asked Questions

Where can I buy Bourns PM18123R9JRC?

You can click on the BUY or RFQ button to purchase PM18123R9JRC from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part PM18123R9JRC?

You can download the PM18123R9JRC datasheet or visit the Bourns website for support.

Who is the manufacturer of PM18123R9JRC?

Bourns

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