PM638S-7R4-RC

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Bourns Inc.

FIXED IND 7.4UH 2.3A 31 MOHM SMD

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Bourns Inc.

FIXED IND 7.4UH 2.3A 31 MOHM SMD

Technical Specifications

Parameters and characteristics for this part

Part	Tolerance	Operating Temperature [Max]	Operating Temperature [Min]	Shielding	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [y]	Size / Dimension [x]	DC Resistance (DCR) [Max]	Material - Core	Mounting Type	Inductance	Frequency - Self Resonant	Inductance Frequency - Test	Package / Case	Height - Seated (Max) [Max]	Height - Seated (Max) [Max]	Type	Q @ Freq	Current - Saturation (Isat)	Current Rating (Amps)
Bourns Inc. PM638S-7R4-RC	30 %	125 °C	-40 °C	Shielded	6.8 mm	0.268 in	6.8 mm	0.268 in	31 mOhm	Ferrite	Surface Mount	7.4 µH	32.9 MHz	100 kHz	Nonstandard	0.157 in	4 mm	Drum Core Wirewound	7.5 7.96 MHz	2.55 A
Bourns Inc. PM638S-120-RC	30 %	125 °C	-40 °C	Shielded	6.8 mm	0.268 in	6.8 mm	0.268 in	53 mOhm	Ferrite	Surface Mount	12 µH	17.9 MHz	100 kHz	Nonstandard	0.157 in	4 mm	Drum Core Wirewound	2.52 MHz 8.3	1.95 A	1.7 A
Bourns Inc. PM638S-180-RC	30 %	125 °C	-40 °C	Shielded	6.8 mm	0.268 in	6.8 mm	0.268 in	92 mOhm	Ferrite	Surface Mount	18 µH	13.8 MHz	100 kHz	Nonstandard	0.157 in	4 mm	Drum Core Wirewound	2.52 MHz 8	1.7 A	1.5 A
Bourns Inc. PM638S-150-RC	30 %	125 °C	-40 °C	Shielded	6.8 mm	0.268 in	6.8 mm	0.268 in	57 mOhm	Ferrite	Surface Mount	15 µH	18 MHz	100 kHz	Nonstandard	0.157 in	4 mm	Drum Core Wirewound	2.52 MHz 8.6	1.9 A	1.6 A
Bourns Inc. PM638S-8R7-RC	30 %	125 °C	-40 °C	Shielded	6.8 mm	0.268 in	6.8 mm	0.268 in	34 mOhm	Ferrite	Surface Mount	8.7 µH	27.5 MHz	100 kHz	Nonstandard	0.157 in	4 mm	Drum Core Wirewound	7.3 7.96 MHz	2.35 A	2.2 A

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

Distributor	Package	Quantity	$

Digikey	Tape & Reel (TR)	1000	$ 0.60

General part information

7.4 µH Shielded Drum Core, Wirewound Inductor 2.3 A 31mOhm Max Nonstandard

Technical documentation and resources