Voltage Regulators - Switching Regulators – Mouser Sweden

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LMR51603/LMR51603-Q1 Synchronous Buck Converters

Texas Instruments LMR51603/LMR51603-Q1 Synchronous Buck Converters drive up to 300mA of load current. The wide-V_IN, easy-to-use, synchronous buck converter is designed for various industrial applications for power conditioning from an unregulated source, with a 4V to 65V wide input range.

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SEK) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Mounting Style	Package/Case	Topology	Output Voltage	Output Current	Number of Outputs	Quiescent Current	Switching Frequency	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
	Switching Voltage Regulators 4.5V-to-65V 0.3A syn chronous buck conve LMR51603XDBVR Texas Instruments 1: 9,92 kr 3 150In Stock 3 000Expected 2027-03-15 New Product	Mfr. Part No. LMR51603XDBVR Mouser Part No 595-LMR51603XDBVR New Product	Texas Instruments	Switching Voltage Regulators 4.5V-to-65V 0.3A syn chronous buck conve Learn More about Texas Instruments ti lmr51603 q1 converters	Datasheet	3 150In Stock 3 000Expected 2027-03-15	Cut Tape 9,92 kr 7,19 kr 6,48 kr 5,71 kr View Reel 4,99 kr 5,35 kr 5,13 kr 4,99 kr 4,99 kr	Min.: 1 Mult.: 1 Max.: 1 001 : 3 000			SMD/SMT	SOT-23-6	Buck	800 mV to 28 V	300 mA	1 Output	420 uA	400 kHz	- 40 C	+ 150 C	LMR51603	Reel, Cut Tape
	Switching Voltage Regulators 4.5V-to-65V 0.3A syn chronous buck conve LMR51603XFDBVR Texas Instruments 1: 9,92 kr 3 465In Stock New Product	Mfr. Part No. LMR51603XFDBVR Mouser Part No 595-LMR51603XFDBVR New Product	Texas Instruments	Switching Voltage Regulators 4.5V-to-65V 0.3A syn chronous buck conve Learn More about Texas Instruments ti lmr51603 q1 converters	Datasheet	3 465In Stock	Cut Tape 9,92 kr 7,19 kr 6,48 kr 5,84 kr View Reel 5,10 kr 5,45 kr 5,23 kr 5,10 kr 5,10 kr MouseReel Available	Min.: 1 Mult.: 1 Max.: 1 001 : 3 000			SMD/SMT	SOT-23-6	Buck	800 mV to 28 V	300 mA	1 Output	420 uA	400 kHz	- 40 C	+ 150 C	LMR51603	Reel, Cut Tape, MouseReel
	Switching Voltage Regulators 4.5V-to-65V 0.3A syn chronous buck conve LMR51603XQDBVRQ1 Texas Instruments 1: 11,65 kr 5 020In Stock New Product	Mfr. Part No. LMR51603XQDBVRQ1 Mouser Part No 595-LMR51603XQDBVRQ1 New Product	Texas Instruments	Switching Voltage Regulators 4.5V-to-65V 0.3A syn chronous buck conve	Datasheet	5 020In Stock	Cut Tape 11,65 kr 8,36 kr 7,57 kr 6,68 kr View Reel 6,01 kr 6,26 kr 6,01 kr 6,01 kr MouseReel Available	Min.: 1 Mult.: 1 Max.: 1 001 : 3 000			SMD/SMT	SOT-23-6	Buck	800 mV to 28 V	300 mA	1 Output	26.5 uA	400 kHz	- 40 C	+ 150 C	LMR51603	Reel, Cut Tape, MouseReel
	Switching Voltage Regulators 4.5V-to-65V 0.3A syn chronous buck conve LMR51603Y3DBVR Texas Instruments 1: 9,92 kr 2 397In Stock New Product	Mfr. Part No. LMR51603Y3DBVR Mouser Part No 595-LMR51603Y3DBVR New Product	Texas Instruments	Switching Voltage Regulators 4.5V-to-65V 0.3A syn chronous buck conve Learn More about Texas Instruments ti lmr51603 q1 converters	Datasheet	2 397In Stock	Cut Tape 9,92 kr 7,19 kr 6,48 kr 5,71 kr View Reel 4,99 kr 5,35 kr 5,13 kr 4,99 kr 4,99 kr MouseReel Available	Min.: 1 Mult.: 1 Max.: 1 001 : 3 000			SMD/SMT	SOT-23-6	Buck	800 mV to 28 V	300 mA	1 Output	420 uA	1.1 MHz	- 40 C	+ 150 C	LMR51603	Reel, Cut Tape, MouseReel
	Switching Voltage Regulators 4.5V-to-65V 0.3A syn chronous buck conve LMR51603YDBVR Texas Instruments 1: 10,21 kr 3 627In Stock 3 000Expected 2027-01-28 New Product	Mfr. Part No. LMR51603YDBVR Mouser Part No 595-LMR51603YDBVR New Product	Texas Instruments	Switching Voltage Regulators 4.5V-to-65V 0.3A syn chronous buck conve Learn More about Texas Instruments ti lmr51603 q1 converters	Datasheet	3 627In Stock 3 000Expected 2027-01-28	Cut Tape 10,21 kr 7,33 kr 6,62 kr 5,84 kr View Reel 5,10 kr 5,45 kr 5,23 kr 5,10 kr 5,10 kr MouseReel Available	Min.: 1 Mult.: 1 Max.: 1 001 : 3 000			SMD/SMT	SOT-23-6	Buck	800 mV to 28 V	300 mA	1 Output	420 uA	1.1 MHz	- 40 C	+ 150 C	LMR51603	Reel, Cut Tape, MouseReel
	Switching Voltage Regulators 4.5V-to-65V 0.3A syn chronous buck conve LMR51603YFDBVR Texas Instruments 1: 9,92 kr 556In Stock 3 000Expected 2027-02-04 New Product	Mfr. Part No. LMR51603YFDBVR Mouser Part No 595-LMR51603YFDBVR New Product	Texas Instruments	Switching Voltage Regulators 4.5V-to-65V 0.3A syn chronous buck conve Learn More about Texas Instruments ti lmr51603 q1 converters	Datasheet	556In Stock 3 000Expected 2027-02-04	Cut Tape 9,92 kr 7,19 kr 6,48 kr 5,71 kr View Reel 4,99 kr 5,35 kr 5,13 kr 4,99 kr 4,99 kr MouseReel Available	Min.: 1 Mult.: 1 Max.: 1 001 : 3 000			SMD/SMT	SOT-23-6	Buck	800 mV to 28 V	300 mA	1 Output	420 uA	1.1 MHz	- 40 C	+ 150 C	LMR51603	Reel, Cut Tape, MouseReel
	Switching Voltage Regulators 4.5V-to-65V 0.3A syn chronous buck conve LMR51603XFQDBVRQ1 Texas Instruments 1: 11,54 kr 5 221In Stock	Mfr. Part No. LMR51603XFQDBVRQ1 Mouser Part No 595-LMR51603XFQDBRQ1	Texas Instruments	Switching Voltage Regulators 4.5V-to-65V 0.3A syn chronous buck conve Learn More about Texas Instruments ti lmr51603 q1 converters	Datasheet	5 221In Stock	Cut Tape 11,54 kr 8,34 kr 7,56 kr 6,68 kr View Reel 5,81 kr 6,26 kr 6,01 kr 5,81 kr 5,81 kr MouseReel Available	Min.: 1 Mult.: 1 Max.: 1 001 : 3 000			SMD/SMT	SOT-23-6	Buck	800 mV to 28 V	300 mA	1 Output	420 uA	400 kHz	- 40 C	+ 150 C	LMR51603	Reel, Cut Tape, MouseReel