Specification	IT249

Height - Seated (Max) [Max]	0.445 in
Height - Seated (Max) [Max]	11.3 mm
Inductance	17 mH
Mounting Type	Through Hole
Operating Temperature [Max]	70 °C
Operating Temperature [Min]	-25 °C
Size / Dimension [x]	0.693 in
Size / Dimension [x]	17.6 mm
Size / Dimension [y]	0.657 in
Size / Dimension [y]	16.7 mm
Transformer Type	Data/Voice Coupling
Turns Ratio - Primary:Secondary [custom]	1
Turns Ratio - Primary:Secondary [custom]	1
Turns Ratio - Primary:Secondary [custom]	2

Schaffner IT-Series Series

Part	Height - Seated (Max) [Max]	Height - Seated (Max) [Max]	Inductance	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [x]	Size / Dimension [y]	Transformer Type	Turns Ratio - Primary:Secondary [custom]	Turns Ratio - Primary:Secondary [custom]	Turns Ratio - Primary:Secondary [custom]	Operating Temperature [Min]	Operating Temperature [Max]	Mounting Type	Height - Seated (Max) [Max] [z]	Height - Seated (Max) [Max] [z]	Size / Dimension [x]	Size / Dimension [y]	Weight	Weight	Turns Ratio - Primary:Secondary	Weight [diameter]	Weight [diameter]	Turns Ratio - Primary:Secondary [custom]
TE Connectivity AMP Connectors IT242	0.445 in	11.3 mm	2.5 mH	0.657 in	0.693 in	17.6 mm	16.7 mm	Data/Voice Coupling	1	1	1	-25 °C	70 °C	Through Hole
TE Connectivity AMP Connectors IT313			3 mH	1.004 "	1.004 in	25.5 mm	25.5 mm	Data/Voice Coupling	1	1	1	-25 °C	70 °C	Through Hole	0.992 in	25.2 mm
TE Connectivity AMP Connectors IT239			3 mH			27 mm	22.5 mm	Data/Voice Coupling				-25 °C	70 °C	Through Hole			1.063 in	0.886 in	0.46 oz	13.11 g	1:1
TE Connectivity AMP Connectors IT258	0.445 in	11.3 mm	2.5 mH	0.657 in	0.693 in	17.6 mm	16.7 mm	Data/Voice Coupling				-25 °C	70 °C	Through Hole							1:1	0.2 oz	5.7 g
TE Connectivity AMP Connectors IT249	0.445 in	11.3 mm	17 mH	0.657 in	0.693 in	17.6 mm	16.7 mm	Data/Voice Coupling	2	1		-25 °C	70 °C	Through Hole										1
TE Connectivity AMP Connectors IT143			15 mH			27 mm	22.5 mm	Data/Voice Coupling	1	1	1	-25 °C	70 °C	Through Hole			1.063 in	0.886 in	0.5 oz	14.25 g
TE Connectivity AMP Connectors IT253	0.445 in	11.3 mm	1.1 mH	0.657 in	0.693 in	17.6 mm	16.7 mm	Data/Voice Coupling	1	1	1	-25 °C	70 °C	Through Hole								0.2 oz	5.7 g
TE Connectivity AMP Connectors IT239			3 mH			27 mm	22.5 mm	Data/Voice Coupling				-25 °C	70 °C	Through Hole			1.063 in	0.886 in			1:1
TE Connectivity AMP Connectors IT237			25 mH			27 mm	22.5 mm	Data/Voice Coupling				-25 °C	70 °C	Through Hole			1.063 in	0.886 in	0.5 oz	14.25 g	1:1
TE Connectivity AMP Connectors IT242	0.445 in	11.3 mm	2.5 mH	0.657 in	0.693 in	17.6 mm	16.7 mm	Data/Voice Coupling	1	1	1	-25 °C	70 °C	Through Hole								0.2 oz	5.7 g

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	442	$ 6.48
		442	$ 6.48
	Tray	1	$ 7.31
		1	$ 7.31
		10	$ 5.68
		10	$ 5.68
		25	$ 5.53
		25	$ 5.53
		40	$ 4.76
		40	$ 4.76
		200	$ 4.54
		200	$ 4.54
		400	$ 4.45
		400	$ 4.45
		600	$ 4.38
		600	$ 4.38
		1000	$ 4.30
		1000	$ 4.30

Description

General part information

Schaffner IT-Series Series

.25 A, PCB Pin, UL 94V-0, Schaffner IT-Series, Pulse Transformers

Documents

Technical documentation and resources