Voltage Regulators - Switching Regulators

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LMR36503/LMR36503-Q1 65V 0.3A Buck Converter

Texas Instruments LMR36503/LMR36503-Q1 65V 0.3A Buck Converter is a small 65V, 0.3A synchronous step-down DC/DC converter in a 2mm x 2mm HotRod™ package. This easy-to-use converter can handle input voltage transients up to 70V, provide excellent EMI performance, and support fixed 3.3V, 5V, and other adjustable output voltages.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) Filter the results in the table by unit price based on your quantity.	Qty.	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 3-V to 65-V 0.3-A u ltra-small synchrono LMR36503R5RPER Texas Instruments 1: Rp81.823,16 10.165In Stock	Mfr. Part No. LMR36503R5RPER Mouser Part No 595-LMR36503R5RPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	10.165In Stock	Cut Tape Rp81.823,16 Rp62.009,48 Rp57.056,06 Rp51.735,72 View Reel Rp42.195,80 Rp49.167,28 Rp48.983,82 Rp46.048,46 Rp42.195,80 Quote MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	5 V	300 mA	1 Output	4 uA	400 kHz to 1 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi LMR36506RS3QRPERQ1 Texas Instruments 1: Rp100.903,00 9.979In Stock	Mfr. Part No. LMR36506RS3QRPERQ1 Mouser Part No 595-R36506RS3QRPERQ1	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	9.979In Stock	Cut Tape Rp100.903,00 Rp76.869,74 Rp70.999,02 Rp64.211,00 View Reel Rp53.019,94 Rp61.092,18 Rp59.257,58 Rp58.523,74 Rp53.019,94 Quote MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	3.3 V	600 mA	1 Output	4 uA	400 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono LMR36506RF3RPER Texas Instruments 1: Rp88.611,18 12.132In Stock	Mfr. Part No. LMR36506RF3RPER Mouser Part No 595-LMR36506RF3RPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	12.132In Stock	Cut Tape Rp88.611,18 Rp67.329,82 Rp62.009,48 Rp56.322,22 View Reel Rp44.947,70 Rp53.386,86 Rp51.735,72 Rp50.268,04 Rp44.947,70 Quote MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	3.3 V	600 mA	1 Output	4 uA	400 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono LMR36503R5URPER Texas Instruments 1: Rp85.675,82 3.000In Stock	Mfr. Part No. LMR36503R5URPER Mouser Part No 595-LMR36503R5URPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	3.000In Stock	Cut Tape Rp85.675,82 Rp65.128,30 Rp59.991,42 Rp54.304,16 View Reel Rp44.947,70 Rp51.552,26 Rp49.901,12 Rp44.947,70 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	5 V	300 mA	1 Output	1 uA	200 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono LMR36506R5RPER Texas Instruments 1: Rp88.611,18 3.230In Stock	Mfr. Part No. LMR36506R5RPER Mouser Part No 595-LMR36506R5RPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	3.230In Stock	Cut Tape Rp88.611,18 Rp67.329,82 Rp62.009,48 Rp56.322,22 View Reel Rp46.782,30 Rp53.570,32 Rp50.268,04 Rp46.782,30 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	5 V	600 mA	1 Output	4 uA	400 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve LMR36503RS3QRPERQ1 Texas Instruments 1: Rp96.133,04 5.908In Stock	Mfr. Part No. LMR36503RS3QRPERQ1 Mouser Part No 595-R36503RS3QRPERQ1	Texas Instruments	Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	5.908In Stock	Cut Tape Rp96.133,04 Rp73.200,54 Rp67.513,28 Rp61.275,64 View Reel Rp53.937,24 Rp58.340,28 Rp55.771,84 Rp55.404,92 Rp53.937,24 Quote MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	3 V	300 mA	1 Output	4 uA	200 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono LMR36503RFRPER Texas Instruments 1: Rp77.420,12 2.137In Stock	Mfr. Part No. LMR36503RFRPER Mouser Part No 595-LMR36503RFRPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.3-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	2.137In Stock	Cut Tape Rp77.420,12 Rp65.862,14 Reel Rp50.268,04 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	Adjustable	300 mA	1 Output	4 uA	400 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve LMR36503MSC3RPERQ1 Texas Instruments 1: Rp93.564,60 4.070In Stock	Mfr. Part No. LMR36503MSC3RPERQ1 Mouser Part No 595-R36503MSC3RPERQ1	Texas Instruments	Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	4.070In Stock	Cut Tape Rp93.564,60 Rp71.365,94 Rp65.678,68 Rp59.624,50 View Reel Rp52.286,10 Rp56.872,60 Rp55.771,84 Rp55.404,92 Rp52.286,10 Quote MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	3.3 V	300 mA	1 Output	4 uA	2.2 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve LMR36503RS5QRPERQ1 Texas Instruments 1: Rp93.564,60 1.200In Stock	Mfr. Part No. LMR36503RS5QRPERQ1 Mouser Part No 595-R36503RS5QRPERQ1	Texas Instruments	Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	1.200In Stock	Cut Tape Rp93.564,60 Rp71.365,94 Rp65.678,68 Rp59.624,50 View Reel Rp51.735,72 Rp56.872,60 Rp55.771,84 Rp53.570,32 Rp51.735,72 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	3 V	300 mA	1 Output	4 uA	200 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono LMR36506RFRPER Texas Instruments 1: Rp88.611,18 236In Stock 6.000Expected 28/12/2026	Mfr. Part No. LMR36506RFRPER Mouser Part No 595-LMR36506RFRPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	236In Stock 6.000Expected 28/12/2026	Cut Tape Rp88.611,18 Rp67.329,82 Rp62.009,48 Rp56.322,22 View Reel Rp47.516,14 Rp53.570,32 Rp53.386,86 Rp50.268,04 Rp47.516,14 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	1 V to 60 V	600 mA	1 Output	4 uA	400 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono LMR36506RRPER Texas Instruments 1: Rp90.445,78 53In Stock 3.000Expected 27/09/2027	Mfr. Part No. LMR36506RRPER Mouser Part No 595-LMR36506RRPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	53In Stock 3.000Expected 27/09/2027	Cut Tape Rp90.445,78 Rp68.797,50 Rp63.293,70 Rp57.422,98 Rp54.671,08 Reel Rp48.800,36 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	1 V to 60 V	600 mA	1 Output	4 uA	400 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve LMR36503MSC5RPERQ1 Texas Instruments 1: Rp102.554,14 18In Stock 3.000Expected 27/09/2027	Mfr. Part No. LMR36503MSC5RPERQ1 Mouser Part No 595-R36503MSC5RPERQ1	Texas Instruments	Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	18In Stock 3.000Expected 27/09/2027	Cut Tape Rp102.554,14 Rp78.337,42 Rp70.815,56 Rp64.211,00 View Reel Rp52.469,56 Rp61.275,64 Rp57.789,90 Rp52.469,56 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	5 V	300 mA	1 Output	4 uA	2.2 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve LMR36503MSCQRPERQ1 Texas Instruments 1: Rp95.215,74 208In Stock 3.000Expected 22/04/2027	Mfr. Part No. LMR36503MSCQRPERQ1 Mouser Part No 595-R36503MSCQRPERQ1	Texas Instruments	Switching Voltage Regulators Automotive 3-V to 65 -V 0.3-A buck conve Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	208In Stock 3.000Expected 22/04/2027	Cut Tape Rp95.215,74 Rp72.650,16 Rp66.962,90 Rp60.725,26 View Reel Rp53.937,24 Rp57.606,44 Rp55.771,84 Rp55.221,46 Rp53.937,24 Quote MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	Adjustable	300 mA	1 Output	4 uA	2.2 MHz	- 40 C	+ 150 C	LMR36503	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi LMR36506MSCQRPERQ1 Texas Instruments 1: Rp104.939,12 8In Stock 6.000Expected 18/03/2027	Mfr. Part No. LMR36506MSCQRPERQ1 Mouser Part No 595-R36506MSCQRPERQ1	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	8In Stock 6.000Expected 18/03/2027	Cut Tape Rp104.939,12 Rp79.621,64 Rp73.384,00 Rp65.862,14 Rp63.110,24 Reel Rp57.239,52 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	Adjustable	600 mA	1 Output	4 uA	2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono LMR36506R3RPER Texas Instruments 1: Rp88.611,18 5.994Expected 27/09/2027	Mfr. Part No. LMR36506R3RPER Mouser Part No 595-LMR36506R3RPER	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A u ltra-small synchrono Learn More about Texas Instruments ti lmr36503 q1 buck converter	Datasheet	5.994Expected 27/09/2027	Cut Tape Rp88.611,18 Rp67.329,82 Rp62.009,48 Rp56.322,22 View Reel Rp48.616,90 Rp53.570,32 Rp53.386,86 Rp51.735,72 Rp48.616,90 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	3.3 V	600 mA	1 Output	4 uA	400 kHz to 2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi LMR36506MSC3RPERQ1 Texas Instruments 1: Rp102.737,60 6.000Expected 26/07/2027	Mfr. Part No. LMR36506MSC3RPERQ1 Mouser Part No 595-R36506MSC3RPERQ1	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	6.000Expected 26/07/2027	Cut Tape Rp102.737,60 Rp78.704,34 Rp72.650,16 Rp65.862,14 Rp63.110,24 Reel Rp57.239,52 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	3.3 V	600 mA	1 Output	4 uA	2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi LMR36506MSC5RPERQ1 Texas Instruments 1: Rp102.737,60 9.611On Order	Mfr. Part No. LMR36506MSC5RPERQ1 Mouser Part No 595-R36506MSC5RPERQ1	Texas Instruments	Switching Voltage Regulators 3-V to 65-V 0.6-A b uck converter optimi Learn More about Texas Instruments ti lmr36506 q1 buck converter	Datasheet	9.611On Order On Order Ship Dates Mfr. No: LMR36506MSC5RPERQ1 Stock: 0 On Order: 3.611 Expected 07/01/2027 6.000 Expected 03/06/2027 Factory Lead Time: 26 Weeks	Cut Tape Rp102.737,60 Rp78.704,34 Rp72.650,16 Rp65.862,14 Rp63.110,24 Reel Rp57.239,52 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-HR-9	Buck	5 V	600 mA	1 Output	4 uA	2.2 MHz	- 40 C	+ 150 C	LMR36506	Reel, Cut Tape, MouseReel

LMR36503/LMR36503-Q1 65V 0.3A Buck Converter

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LMR36503/LMR36503-Q1 65V 0.3A Buck Converter

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