LDH-45B-1050

Active

MEAN WELL USA Inc.

LED DRIVER CC BOOST 21-43V 1.05A

Deep-Dive with AI

Search across all available documentation for this part.

DocumentsDatasheet

LDH-45B-1050

Active

MEAN WELL USA Inc.

LED DRIVER CC BOOST 21-43V 1.05A

Deep-Dive with AI

DocumentsDatasheet

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	LDH-45B-1050

Approval Agency	CE
Current - Output (Max) [Max]	1.05 A
Dimming	Analog, PWM
Efficiency	95 %
Features	SCP, UVLO, Remote On/Off, OVP
Mounting Type	Through Hole
Number of Outputs	1
Operating Temperature [Max]	70 °C
Operating Temperature [Min]	-40 °C
Package / Case	7-DIP Module
Power (Watts)	45 W
Size / Dimension [x]	75 mm
Size / Dimension [x]	2.95 in
Size / Dimension [y]	2.09 "
Size / Dimension [y]	53 mm
Size / Dimension [z]	22.7 mm
Size / Dimension [z]	0.89 in
Topology	Boost
Type	Constant Current
Voltage - Input (Max) [Max]	32 V
Voltage - Input (Min) [Min]	18 V
Voltage - Output [Max]	43 V
Voltage - Output [Min]	21 V

LDH-45B Series

Part	Features	Current - Output (Max) [Max]	Voltage - Output [Max]	Voltage - Output [Min]	Mounting Type	Type	Power (Watts)	Operating Temperature [Min]	Operating Temperature [Max]	Voltage - Input (Max) [Max]	Number of Outputs	Approval Agency	Voltage - Input (Min) [Min]	Package / Case	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [z]	Size / Dimension [z]	Size / Dimension [y]	Dimming	Topology	Efficiency	Termination Style
MEAN WELL USA Inc. LDH-45B-1050DA	OVP Remote On/Off SCP UVLO	1.05 A	43 V	36 V	Through Hole	Constant Current	45 W	-40 °C	70 °C	32 V	1	CE	18 V	7-DIP Module	75 mm	2.09 "	2.95 in	22.7 mm	0.89 in	53 mm	DALI	Boost	95 %
MEAN WELL USA Inc. LDH-45B-500DA	OVP Remote On/Off SCP UVLO	500 mA			Through Hole	Constant Current	43 W	-40 °C	70 °C	32 V	1	CE	18 V	7-DIP Module	75 mm	2.09 "	2.95 in	22.7 mm	0.89 in	53 mm	DALI	Boost	94 %
MEAN WELL USA Inc. LDH-45B-1050	OVP Remote On/Off SCP UVLO	1.05 A	43 V	21 V	Through Hole	Constant Current	45 W	-40 °C	70 °C	32 V	1	CE	18 V	7-DIP Module	75 mm	2.09 "	2.95 in	22.7 mm	0.89 in	53 mm	Analog PWM	Boost	95 %
MEAN WELL USA Inc. LDH-45B-1050WDA	OVP Remote On/Off SCP	1.05 A	43 V	36 V	Chassis Mount	Constant Current	45 W	-40 °C	70 °C	32 V	1	CE	18 V		74.9 mm	2.09 "	2.95 in	22.6 mm	0.89 in	53.1 mm	DALI	Boost	95 %	Wire Leads
MEAN WELL USA Inc. LDH-45B-500	OVP Remote On/Off SCP UVLO	500 mA	86 V	21 V	Through Hole	Constant Current	43 W	-40 °C	70 °C	32 V	1	CE	18 V	7-DIP Module	75 mm	2.09 "	2.95 in	22.7 mm	0.89 in	53 mm	Analog PWM	Boost	94 %
MEAN WELL USA Inc. LDH-45B-700WDA	OVP Remote On/Off SCP	700 mA	64 V	36 V	Chassis Mount	Constant Current	45 W	-40 °C	70 °C	32 V	1	CE	18 V		74.9 mm	2.09 "	2.95 in	22.6 mm	0.89 in	53.1 mm	DALI	Boost	95 %	Wire Leads
MEAN WELL USA Inc. LDH-45B-350DA	OVP Remote On/Off SCP UVLO	350 mA	126 V	36 V	Through Hole	Constant Current	44 W	-40 °C	70 °C	32 V	1	CE	18 V	7-DIP Module	75 mm	2.09 "	2.95 in	22.7 mm	0.89 in	53 mm	DALI	Boost	93 %
MEAN WELL USA Inc. LDH-45B-700	OVP Remote On/Off SCP UVLO	700 mA	64 V	21 V	Through Hole	Constant Current	45 W	-40 °C	70 °C	32 V	1	CE	18 V	7-DIP Module	75 mm	2.09 "	2.95 in	22.7 mm	0.89 in	53 mm	Analog PWM	Boost	95 %
MEAN WELL USA Inc. LDH-45B-700DA	OVP Remote On/Off SCP UVLO	700 mA	64 V	36 V	Through Hole	Constant Current	45 W	-40 °C	70 °C	32 V	1	CE	18 V	7-DIP Module	75 mm	2.09 "	2.95 in	22.7 mm	0.89 in	53 mm	DALI	Boost	95 %
MEAN WELL USA Inc. LDH-45B-350WDA	OVP Remote On/Off SCP	350 mA	126 V	36 V	Chassis Mount	Constant Current	44 W	-40 °C	70 °C	32 V	1	CE	18 V		74.9 mm	2.09 "	2.95 in	22.6 mm	0.89 in	53.1 mm	DALI	Boost	93 %	Wire Leads

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	$ 14.18
		5	$ 13.15
		10	$ 12.73

Description

General part information

LDH-45B Series

1.05A 21 ~ 43V Constant Current LED Driver Boost Topology 1 Output

Documents

Technical documentation and resources