Inductors, Coils, Chokes

1945R-30H

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Delevan

RF INDUCTORS - LEADED 430UH 3% 1.4OHM UNSHIELD MOLDED COIL

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Documents1945R-30H | Datasheet

Inductors, Coils, Chokes

1945R-30H

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Delevan

RF INDUCTORS - LEADED 430UH 3% 1.4OHM UNSHIELD MOLDED COIL

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Documents1945R-30H | Datasheet

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	1945R-30H

Current Rating (Amps)	131 mA
DC Resistance (DCR)	10.4 Ohm
Frequency - Self Resonant	3.44 MHz
Inductance	430 µH
Inductance Frequency - Test	790 kHz
Material - Core	Iron
Mounting Type	Through Hole
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-55 C
Package / Case	Axial
Q @ Freq [custom]	790 kHz
Q @ Freq [custom]	65
Shielding	Unshielded
Size / Dimension	11.35 mm, 4.9 mm
Size / Dimension [diameter]	0.193 in
Size / Dimension [x]	0.447 in
Tolerance	3 %
Type	Molded

1945/R Series

Part	Mounting Type	Inductance Frequency - Test	Current Rating (Amps)	Operating Temperature [Min]	Operating Temperature [Max]	Tolerance	Inductance	Package / Case	DC Resistance (DCR)	Q @ Freq [custom]	Q @ Freq [custom]	Frequency - Self Resonant	Type	Shielding	Material - Core	Size / Dimension [x]	Size / Dimension [diameter]	Size / Dimension	Q @ Freq	Size / Dimension [z]	Size / Dimension [diameter]	Size / Dimension [z]	DC Resistance (DCR) [Max]
Delevan 1945R-26H	Through Hole	790 kHz	0.145 A	-55 C	125 °C	3 %	300 µH	Axial	8.6 Ohm	790 kHz	65	4.24 MHz	Molded	Unshielded	Iron	0.447 in	0.193 in	4.9 mm 11.35 mm
Delevan 1945-37J	Through Hole	790 kHz	110 mA	-55 C	125 °C	5 %	820 µH	Axial				2.48 MHz	Molded	Unshielded	Iron		0.181 in		60 790 kHz	11.01 mm	4.59 mm	0.433 "	15 Ohm
Delevan 1945R-33H	Through Hole	790 kHz	123 mA	-55 C	125 °C	3 %	560 µH	Axial	11.8 Ohm			2.88 MHz	Molded	Unshielded	Iron	0.447 in	0.193 in	4.9 mm 11.35 mm	60 790 kHz
Delevan 1945R-30H	Through Hole	790 kHz	131 mA	-55 C	125 °C	3 %	430 µH	Axial	10.4 Ohm	790 kHz	65	3.44 MHz	Molded	Unshielded	Iron	0.447 in	0.193 in	4.9 mm 11.35 mm
Delevan 1945-16H	Through Hole	2.5 MHz	275 mA	-55 C	125 °C	3 %	47 µH	Axial		2.5 MHz	80	17.6 MHz	Molded	Unshielded	Iron	0.447 in	0.193 in	4.9 mm 11.35 mm					3.7 Ohm
Delevan 1945-35J	Through Hole	790 kHz	115 mA	-55 C	125 °C	5 %	680 µH	Axial				2.72 MHz	Molded	Unshielded	Iron		0.181 in		60 790 kHz	11.01 mm	4.59 mm	0.433 "	13.5 Ohm
Delevan 1945R-21H	Through Hole	790 kHz	0.17 A	-55 C	125 °C	3 %		Axial	5 Ohm	790 kHz	65	5.76 MHz	Molded	Unshielded	Iron	0.447 in	0.193 in	4.9 mm 11.35 mm
Delevan 1945R-08J	Through Hole	7.9 MHz	650 mA	-55 C	125 °C	5 %	10 µH	Axial	670 mOhm			48 MHz	Molded	Unshielded	Iron	0.447 in	0.193 in	4.9 mm 11.35 mm	5 MHz 60
Delevan 1945R-20H	Through Hole	2.5 MHz	0.22 A	-55 C	125 °C	3 %	100 µH	Axial	5.78 Ohm	1.5 MHz	75	8 MHz	Molded	Unshielded	Iron	0.447 in	0.193 in	4.9 mm 11.35 mm
Delevan 1945-30H	Through Hole	790 kHz	131 mA	-55 C	125 °C	3 %	430 µH	Axial		790 kHz	65	3.44 MHz	Molded	Unshielded	Iron	0.447 in	0.193 in	4.9 mm 11.35 mm					10.4 Ohm

Pricing

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

Distributor	Package	Quantity	$

Digikey	N/A	0	$ 2.56
Mouser	N/A	1000	$ 3.00
		2000	$ 2.38

Description

General part information

1945/R Series

RF INDUCTORS - LEADED 430UH 3% 1.4OHM UNSHIELD MOLDED COIL

Documents

Technical documentation and resources

1945R-30H | Datasheet

Datasheet