Specification	BD9E303EFJ-LBH2

Current - Output	3 A
Frequency - Switching	300 kHz
Function	Step-Down
Mounting Type	Surface Mount
Number of Outputs	1
Operating Temperature [Max]	85 C
Operating Temperature [Min]	-40 ¯C
Output Configuration	Positive
Output Type	Adjustable
Package / Case	Exposed Pad, 8-SOIC
Package / Case [x]	0.154 in
Package / Case [y]	3.9 mm
Supplier Device Package	8-HTSOP-J
Synchronous Rectifier	True
Topology	Buck
Voltage - Input (Max) [Max]	36 V
Voltage - Input (Min) [Min]	7 V
Voltage - Output (Max) [Max]	28.8 V
Voltage - Output (Min/Fixed)	1 V

BD9E303 Series

7.0V to 36V Input, 3.0A Integrated MOSFET Single Synchronous Buck DC/DC Converter

Part	Output Configuration	Output Type	Mounting Type	Frequency - Switching	Voltage - Input (Max) [Max]	Voltage - Output (Max) [Max]	Function	Supplier Device Package	Number of Outputs	Voltage - Input (Min) [Min]	Package / Case	Package / Case [y]	Package / Case [x]	Topology	Synchronous Rectifier	Operating Temperature [Max]	Operating Temperature [Min]	Voltage - Output (Min/Fixed)	Current - Output
Rohm Semiconductor BD9E303EFJ-LBH2	Positive	Adjustable	Surface Mount	300 kHz	36 V	28.8 V	Step-Down	8-HTSOP-J	1	7 V	8-SOIC Exposed Pad	3.9 mm	0.154 in	Buck		85 C	-40 ¯C	1 V	3 A
Rohm Semiconductor BD9E303EFJ-LBE2	Positive	Adjustable	Surface Mount	300 kHz	36 V	28.8 V	Step-Down	8-HTSOP-J	1	7 V	8-SOIC Exposed Pad	3.9 mm	0.154 in	Buck		85 C	-40 ¯C	1 V	3 A

Pricing

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

Distributor	Package	Quantity	$

Digikey	Cut Tape (CT)	1	$ 3.45
		10	$ 3.10
		25	$ 2.93
		100	$ 2.54
	Digi-Reel®	1	$ 3.45
		10	$ 3.10
		25	$ 2.93
		100	$ 2.54
	N/A	4036	$ 4.53
	Tape & Reel (TR)	250	$ 2.41
		500	$ 2.29

Description

General part information

BD9E303 Series

This is the product guarantees long time support in Industrial market. BD9E303EFJ-LB(E2) is a synchronous buck switching regulator with built-in power MOSFETs. It is a current mode control DC/DC converter and features high-speed transient response. Phase compensation can also be set easily.BD9E301EFJ-LB is also available as a small reel product with 250 packages.→BD9E303EFJ-LBH2We recommendBD9E303UEFJ-LBE2for your new development. It uses different production lines for the purpose of improving production efficiency. Electric characteristics noted in Datasheet does not differ between Production Line.