Specification	RLB0912-221KL

Current - Saturation (Isat)	800 mA
Current Rating (Amps)	800 mA
DC Resistance (DCR) [Max]	720 mOhm
Frequency - Self Resonant	4.5 MHz
Height - Seated (Max) [Max] [z]	11 mm
Height - Seated (Max) [Max] [z]	0.433 in
Inductance	220 µH
Inductance Frequency - Test	1 kHz
Material - Core	Ferrite
Mounting Type	Through Hole
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 C
Package / Case	Radial, Vertical Cylinder
Q @ Freq	796 kHz, 30
Shielding	Unshielded
Size / Dimension [diameter]	8.7 mm
Size / Dimension [diameter]	0.343 in
Tolerance	10 %
Type	Drum Core, Wirewound

RLB0912 Series

Part	Material - Core	DC Resistance (DCR) [Max]	Shielding	Inductance Frequency - Test	Height - Seated (Max) [Max] [z]	Height - Seated (Max) [Max] [z]	Current Rating (Amps)	Tolerance	Mounting Type	Frequency - Self Resonant	Q @ Freq	Operating Temperature [Max]	Operating Temperature [Min]	Package / Case	Inductance	Size / Dimension [diameter]	Size / Dimension [diameter]	Type	Current - Saturation (Isat)	Q @ Freq [custom]	Q @ Freq [custom]
Bourns Inc. RLB0912-680KL	Ferrite	280 mOhm	Unshielded	1 kHz	11 mm	0.433 in	1.35 A	10 %	Through Hole	9 MHz	2.52 MHz 35	125 °C	-40 C	Radial Vertical Cylinder	68 µH	8.7 mm	0.343 in	Drum Core Wirewound
Bourns Inc. RLB0912-221KL	Ferrite	720 mOhm	Unshielded	1 kHz	11 mm	0.433 in	800 mA	10 %	Through Hole	4.5 MHz	30 796 kHz	125 °C	-40 C	Radial Vertical Cylinder	220 µH	8.7 mm	0.343 in	Drum Core Wirewound	800 mA
Bourns Inc. RLB0912-4R7ML	Ferrite		Unshielded	1 kHz	11 mm	0.433 in	4 A	20 %	Through Hole	41 MHz	7.96 MHz 30	125 °C	-40 C	Radial Vertical Cylinder	4.7 ÁH	8.7 mm	0.343 in	Drum Core Wirewound	5 A
Bourns Inc. RLB0912-471KL	Ferrite	1.7 Ohm	Unshielded	1 kHz	11 mm	0.433 in	600 mA	10 %	Through Hole	2.9 MHz	25 796 kHz	125 °C	-40 C	Radial Vertical Cylinder	470 µH	8.7 mm	0.343 in	Drum Core Wirewound	520 mA
Bourns Inc. RLB0912-102KL	Ferrite	4.3 Ohm	Unshielded	1 kHz	11 mm	0.433 in	400 mA	10 %	Through Hole	1.9 MHz	55 252 kHz	125 °C	-40 C	Radial Vertical Cylinder	1 mH	8.7 mm	0.343 in	Drum Core Wirewound	350 mA
Bourns Inc. RLB0912-331KL	Ferrite	1.1 Ohm	Unshielded	1 kHz	11 mm	0.433 in	700 mA	10 %	Through Hole	3.6 MHz	25 796 kHz	125 °C	-40 C	Radial Vertical Cylinder	330 µH	8.7 mm	0.343 in	Drum Core Wirewound	620 mA
Bourns Inc. RLB0912-1R0ML	Ferrite	10 mOhm	Unshielded	1 kHz	11 mm	0.433 in	6 A	20 %	Through Hole	88 MHz	7.96 MHz 30	125 °C	-40 C	Radial Vertical Cylinder	1 µH	8.7 mm	0.343 in	Drum Core Wirewound	8.1 A
Bourns Inc. RLB0912-1R5ML	Ferrite	8 mOhm	Unshielded	1 kHz	11 mm	0.433 in	6 A	20 %	Through Hole	78 MHz	7.96 MHz 30	125 °C	-40 C	Radial Vertical Cylinder	1.5 µH	8.7 mm	0.343 in	Drum Core Wirewound	8 A
Bourns Inc. RLB0912-330KL	Ferrite	140 mOhm	Unshielded	1 kHz	11 mm	0.433 in	1.7 A	10 %	Through Hole	13 MHz		125 °C	-40 C	Radial Vertical Cylinder	33 µH	8.7 mm	0.343 in	Drum Core Wirewound	2 A	45	2.52 MHz
Bourns Inc. RLB0912-3R3ML	Ferrite	18 mOhm	Unshielded	1 kHz	11 mm	0.433 in	4.5 A	20 %	Through Hole	50 MHz	7.96 MHz 30	125 °C	-40 C	Radial Vertical Cylinder	3.3 µH	8.7 mm	0.343 in	Drum Core Wirewound	6.5 A

Pricing

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

Distributor	Package	Quantity	$

Digikey	Bulk	1	$ 0.42
		10	$ 0.36
		25	$ 0.33
		50	$ 0.30
		200	$ 0.27
		400	$ 0.25
		600	$ 0.22
		1000	$ 0.19
		2600	$ 0.19
	N/A	0	$ 0.36
Newark	Each	1	$ 0.50
		10	$ 0.34
		25	$ 0.32
		50	$ 0.29
		100	$ 0.27

Description

General part information

RLB0912 Series

220 µH Unshielded Drum Core, Wirewound Inductor 800 mA 720mOhm Max Radial, Vertical Cylinder

Documents

Technical documentation and resources

Technical Data Sheet EN

Datasheet

Enhanced Product Overview EN

Datasheet