PM20S-3R9K

Obsolete

Bourns Inc.

FIXED IND 3.9UH 250MA 1.2OHM SMD

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PM20S-3R9K

Obsolete

Bourns Inc.

FIXED IND 3.9UH 250MA 1.2OHM SMD

Deep-Dive with AI

DocumentsDatasheet

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	PM20S-3R9K

Current Rating (Amps)	0.25 A
DC Resistance (DCR) [Max]	1.2 Ohm
Frequency - Self Resonant	58 MHz
Height - Seated (Max) [Max] [z]	0.087 in
Height - Seated (Max) [Max] [z]	2.2 mm
Inductance	3.9 µH
Inductance Frequency - Test	7.96 MHz
Material - Core	Ferrite
Mounting Type	Surface Mount
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-55 °C
Package / Case	1210
Package / Case	3225 Metric
Q @ Freq	7.96 MHz, 30
Shielding	Shielded
Size / Dimension [x]	3.2 mm
Size / Dimension [x]	0.126 in
Size / Dimension [y]	2.5 mm
Size / Dimension [y]	0.098 in
Supplier Device Package	1210
Tolerance	10 %
Type	Molded

PM20S Series

Part	Inductance Frequency - Test	Frequency - Self Resonant	Package / Case	Package / Case	Material - Core	DC Resistance (DCR) [Max]	Current Rating (Amps)	Height - Seated (Max) [Max] [z]	Height - Seated (Max) [Max] [z]	Supplier Device Package	Inductance	Mounting Type	Tolerance	Type	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [y]	Shielding	Operating Temperature [Min]	Operating Temperature [Max]	Q @ Freq	DC Resistance (DCR)
Bourns Inc. PM20S-3R9K	7.96 MHz	58 MHz	1210	3225 Metric	Ferrite	1.2 Ohm	0.25 A	0.087 in	2.2 mm	1210	3.9 µH	Surface Mount	10 %	Molded	3.2 mm	2.5 mm	0.126 in	0.098 in	Shielded	-55 °C	125 °C	7.96 MHz 30
Bourns Inc. PM20S-3R3K	7.96 MHz	60 MHz	1210	3225 Metric	Ferrite	1.1 Ohm	270 mA	0.087 in	2.2 mm	1210	3.3 µH	Surface Mount	10 %	Molded	3.2 mm	2.5 mm	0.126 in	0.098 in	Shielded	-55 °C	125 °C	7.96 MHz 30
Bourns Inc. PM20S-R39M	25.2 MHz	230 MHz	1210	3225 Metric	Ferrite	400 mOhm	465 mA	0.087 in	2.2 mm	1210	390 nH	Surface Mount	20 %	Molded	3.2 mm	2.5 mm	0.126 in	0.098 in	Shielded	-55 °C	125 °C	25.2 MHz 40
Bourns Inc. PM20S-2R2K	7.96 MHz	65 MHz	1210	3225 Metric	Ferrite		320 mA	0.087 in	2.2 mm	1210	2.2 µH	Surface Mount	10 %	Molded	3.2 mm	2.5 mm	0.126 in	0.098 in	Shielded	-55 °C	125 °C	7.96 MHz 30
Bourns Inc. PM20S-390K	2.52 MHz	14 MHz	1210	3225 Metric	Ferrite	5.9 Ohm	0.105 A	0.087 in	2.2 mm	1210	39 µH	Surface Mount	10 %	Molded	3.2 mm	2.5 mm	0.126 in	0.098 in	Shielded	-55 °C	125 °C	2.52 MHz 30
Bourns Inc. PM20S-R27M	25.2 MHz	310 MHz	1210	3225 Metric	Ferrite		0.5 A	0.087 in	2.2 mm	1210	270 nH	Surface Mount	20 %	Molded	3.2 mm	2.5 mm	0.126 in	0.098 in	Shielded	-55 °C	125 °C	25.2 MHz 40	330 mOhm
Bourns Inc. PM20S-180K	2.52 MHz	17 MHz	1210	3225 Metric	Ferrite	2.7 Ohm	155 mA	0.087 in	2.2 mm	1210	18 µH	Surface Mount	10 %	Molded	3.2 mm	2.5 mm	0.126 in	0.098 in	Shielded	-55 °C	125 °C	2.52 MHz 30
Bourns Inc. PM20S-4R7K	7.96 MHz	52 MHz	1210	3225 Metric	Ferrite	1.25 Ohm	0.22 A	0.087 in	2.2 mm	1210	4.7 ÁH	Surface Mount	10 %	Molded	3.2 mm	2.5 mm	0.126 in	0.098 in	Shielded	-55 °C	125 °C	7.96 MHz 30
Bourns Inc. PM20S-R82M	25.2 MHz	160 MHz	1210	3225 Metric	Ferrite	500 mOhm	450 mA	0.087 in	2.2 mm	1210	820 nH	Surface Mount	20 %	Molded	3.2 mm	2.5 mm	0.126 in	0.098 in	Shielded	-55 °C	125 °C	25.2 MHz 40
Bourns Inc. PM20S-330K	2.52 MHz	14 MHz	1210	3225 Metric	Ferrite		115 mA	0.087 in	2.2 mm	1210	33 µH	Surface Mount	10 %	Molded	3.2 mm	2.5 mm	0.126 in	0.098 in	Shielded	-55 °C	125 °C	2.52 MHz 30

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Description

General part information

PM20S Series

3.9 µH Shielded Molded Inductor 250 mA 1.2Ohm Max 1210 (3225 Metric)

Documents

Technical documentation and resources