Power Supplies - Board Mount

IRH-12/21-W80NB-C

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Murata Power Solutions Inc.

DC-DC CONVERTER, 12V, 21A ROHS COMPLIANT: YES

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Power Supplies - Board Mount

IRH-12/21-W80NB-C

Active

Murata Power Solutions Inc.

DC-DC CONVERTER, 12V, 21A ROHS COMPLIANT: YES

Deep-Dive with AI

DocumentsDatasheet Technical Data Sheet EN

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	IRH-12/21-W80NB-C

Applications	Railway, ITE (Commercial)
Approval Agency	CE, cURus, UL
Control Features	Active Low, Enable
Current - Output (Max) [Max]	21 A
Efficiency	91 %
Features	Remote On/Off, Adjustable Output, Baseplate, Remote Sense
Mounting Type	Through Hole
Number of Outputs	1
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Package / Case	Half Brick
Power (Watts)	252 W
Size / Dimension [x]	2.49 "
Size / Dimension [x]	63.2 mm
Size / Dimension [y]	60.7 mm
Size / Dimension [y]	2.39 in
Size / Dimension [z]	14 mm
Size / Dimension [z]	0.55 in
Supplier Device Package	Half Brick
Type	Isolated Module
Voltage - Input (Max) [Max]	160 V
Voltage - Input (Min) [Min]	16 V
Voltage - Isolation	4.242 kV
Voltage - Output 1	12 V

IRH-12 Series

Isolated DC/DC Converters - Through Hole 16V-160VIN 12VOUT 250W

Part	Applications	Size / Dimension [y]	Size / Dimension [z]	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [z]	Size / Dimension [x]	Features	Type	Operating Temperature [Max]	Operating Temperature [Min]	Power (Watts)	Voltage - Output 1	Voltage - Input (Max) [Max]	Package / Case	Current - Output (Max) [Max]	Voltage - Isolation	Voltage - Input (Min) [Min]	Supplier Device Package	Number of Outputs	Mounting Type	Efficiency	Control Features	Approval Agency
Murata Power Solutions Inc. IRH-12/12.5-T110NVF-C	ITE (Commercial) Railway	2.2 in	12.7 "	58.2 mm	55.9 mm	12.7 mm	2.29 in	OCP OTP OVP Remote On/Off SCP UVLO	Isolated Module	85 °C	-40 °C	150 W	12 V	160 V	Half Brick	12.5 A	3000 V	57.6 V	Half Brick	1	Through Hole
Murata Power Solutions Inc. IRH-12/21-W80NB1-C	ITE (Commercial) Railway	2.39 in	0.55 in	63.2 mm	60.7 mm	14 mm	2.49 "	Adjustable Output Baseplate Remote On/Off Remote Sense	Isolated Module	85 °C	-40 °C	252 W	12 V	160 V	Half Brick	21 A	4.242 kV	16 V	Half Brick	1	Through Hole	91 %	Active Low Enable	CE cURus UL
Murata Power Solutions Inc. IRH-12/12.5-T110P-C	ITE (Commercial) Railway	2.28 in	12.7 "	61 mm	57.9 mm	12.7 mm	2.4 in	OCP OTP OVP Remote On/Off SCP UVLO	Isolated Module	85 °C	-40 °C	150 W	12 V	160 V	Half Brick	12.5 A	3000 V	57.6 V	Half Brick	1	Through Hole
Murata Power Solutions Inc. IRH-12/21-W80NB-C	ITE (Commercial) Railway	2.39 in	0.55 in	63.2 mm	60.7 mm	14 mm	2.49 "	Adjustable Output Baseplate Remote On/Off Remote Sense	Isolated Module	85 °C	-40 °C	252 W	12 V	160 V	Half Brick	21 A	4.242 kV	16 V	Half Brick	1	Through Hole	91 %	Active Low Enable	CE cURus UL
Murata Power Solutions Inc. IRH-12/12.5-T110NF-C	ITE (Commercial) Railway	2.2 in	12.7 "	58.2 mm	55.9 mm	12.7 mm	2.29 in	OCP OTP OVP Remote On/Off SCP UVLO	Isolated Module	85 °C	-40 °C	150 W	12 V	160 V	Half Brick	12.5 A	3000 V	57.6 V	Half Brick	1	Through Hole
Murata Power Solutions Inc. IRH-12/12.5-T110PF-C	ITE (Commercial) Railway	2.2 in	12.7 "	58.2 mm	55.9 mm	12.7 mm	2.29 in	OCP OTP OVP Remote On/Off SCP UVLO	Isolated Module	85 °C	-40 °C	150 W	12 V	160 V	Half Brick	12.5 A	3000 V	57.6 V	Half Brick	1	Through Hole
Murata Power Solutions Inc. IRH-12/12.5-T110PVF-C	ITE (Commercial) Railway	2.2 in	12.7 "	58.2 mm	55.9 mm	12.7 mm	2.29 in	OCP OTP OVP Remote On/Off SCP UVLO	Isolated Module	85 °C	-40 °C	150 W	12 V	160 V	Half Brick	12.5 A	3000 V	57.6 V	Half Brick	1	Through Hole

Pricing

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

Distributor	Package	Quantity	$

Digikey	Tray	1	$ 222.12
		5	$ 167.66
		10	$ 157.50
		25	$ 152.87
		50	$ 148.50
Newark	Each	1	$ 289.59
		5	$ 232.95
		10	$ 226.75
Sager	N/A	1	$ 154.00
		2	$ 151.97
		5	$ 150.00
		10	$ 144.57

Description

General part information

IRH-12 Series

Isolated DC/DC Converters - Through Hole 16V-160VIN 12VOUT 250W

Documents

Technical documentation and resources

Datasheet

Document

Technical Data Sheet EN

Datasheet