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77F821J-TR-RC

77F821J-TR-RC

Bourns Inc.

Axial
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Description

FIXED IND 820UH 105MA 14 OHM TH

Specifications

Inductance
820 µH
Current Rating
105 mA
DC Resistance (DCR)
14Ohm Max
Dimensions
0.157" Dia x 0.410" L (3.99mm x 10.41mm)

Parameter Guide

Understand the key electrical and mechanical specifications for 77F821J-TR-RC.

Inductance
820 µH

77F821J-TR-RC has an inductance value of 820 µH. This value indicates how much magnetic energy the component can store and is one of the first parameters to compare when selecting an inductor.

Current Rating
105 mA

77F821J-TR-RC is rated for 105 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.

DC Resistance (DCR)
14Ohm Max

77F821J-TR-RC lists a DC resistance of 14Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.

Package / Case
Axial

77F821J-TR-RC uses a package or case of Axial. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.

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Product Attributes

Datasheet record
Source documentLast updated: 5/6/2026
Inductance820 µH
Tolerance±5%
Current Rating105 mA
DC Resistance (DCR)14Ohm Max
Operating Temperature-55°C ~ 105°C
Dimensions0.157" Dia x 0.410" L (3.99mm x 10.41mm)
Case / SizeAxial
Package / CaseAxial
SupplierBourns Inc.
DescriptionFIXED IND 820UH 105MA 14 OHM TH
Series77F
Product StatusActive
Type / ConstructionDrum Core, Wirewound
Core MaterialFerrite
ShieldingUnshielded
Q @ Frequency45 @ 796kHz
Self Resonant Frequency1.4MHz
Inductance Test Frequency796 kHz
Mounting TypeThrough Hole

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