79F3R9K representative package visual — not an exact-product photograph

Representative package visual — not an exact-product photographProduct referenceVendor-delivered DigiKey product/package image

Exact MPN18 sourced attributes1 source document

Bourns Inc. · exact orderable part

79F3R9K

FIXED IND 3.9UH 200MA 1.5 OHM TH

Inductance: 3.9 µH
Tolerance: ±10%
Current Rating (Amps): 200 mA
DC Resistance (DCR): 1.5Ohm Max
Shielding: Unshielded
Frequency - Self Resonant: 36MHz
Size / Dimension: 0.100" Dia x 0.160" L (2.54mm x 4.06mm)
Operating Temperature: -55°C~105°C
Mounting Type: Through Hole

Original manufacturerCommercial terms confirmed per lot

ManufacturerBourns Inc.

Package / caseAxial

Mounting typeThrough Hole

PackingBulk

Technical parameters

Technical specifications

18 normalized values · 1 validated source

Report a data issue

79F3R9K technical parameters
Parameter	Value
Base Product Number	79F [1]
Current Rating (Amps)	200 mA [1]
DC Resistance (DCR)	1.5Ohm Max [1]
Frequency - Self Resonant	36MHz [1]
Inductance	3.9 µH [1]
Inductance Frequency - Test	7.9 MHz [1]
Material - Core	Ferrite [1]
Mfr	Bourns Inc. [1]
Mounting Type	Through Hole [1]
Operating Temperature	-55°C~105°C [1]
Q @ Freq	40 @ 7.9MHz [1]
Product Status	Obsolete [1]
Series	79F [1]
Shielding	Unshielded [1]
Size / Dimension	0.100" Dia x 0.160" L (2.54mm x 4.06mm) [1]
Tolerance	±10% [1]
Type	Drum Core, Wirewound [1]
Package / Case	Axial [1]

Specification references[1]Bourns Inc. 79F3R9K vendor product record ↗

Catalog relationships

Keep family and exact MPN intent separate.

This page describes one orderable part. A family page helps select suffixes but never carries assumed stock or a price.

ManufacturerBourns Inc.View brand page →CategoryFixed InductorsView category page →Part family79FCompare exact variants →

Related exact parts

Other published parts

Browse exact MPNs and compare their specifications. These links do not imply compatibility or interchangeability.