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 (SGD) 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 LMR36503R5URPER Texas Instruments 1: $6.35 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 $6.35 $4.83 $4.45 $4.03 View Reel $3.29 $3.82 $3.70 $3.29 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 0.3-A u ltra-small synchrono LMR36503R5RPER Texas Instruments 1: $6.07 10,115In 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	10,115In Stock	Cut Tape $6.07 $4.60 $4.23 $3.84 View Reel $3.11 $3.64 $3.63 $3.41 $3.11 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: $7.48 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 $7.48 $5.70 $5.26 $4.76 View Reel $3.88 $4.53 $4.39 $4.34 $3.88 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: $6.57 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 $6.57 $4.99 $4.60 $4.18 View Reel $3.28 $3.96 $3.84 $3.73 $3.28 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 LMR36506R5RPER Texas Instruments 1: $6.57 3,165In 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	3,165In Stock	Cut Tape $6.57 $4.99 $4.60 $4.18 View Reel $3.44 $3.97 $3.73 $3.44 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: $7.13 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 $7.13 $5.43 $5.00 $4.54 View Reel $4.00 $4.32 $4.13 $4.11 $4.00 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: $5.74 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 $5.74 $4.88 Reel $3.73 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: $6.94 3,070In 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	3,070In Stock	Cut Tape $6.94 $5.29 $4.87 $4.42 View Reel $3.88 $4.22 $4.13 $4.11 $3.88 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: $6.94 1,197In 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	1,197In Stock	Cut Tape $6.94 $5.29 $4.87 $4.42 View Reel $3.84 $4.22 $4.13 $3.97 $3.84 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: $6.57 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 $6.57 $4.99 $4.60 $4.18 View Reel $3.52 $3.97 $3.96 $3.73 $3.52 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: $6.70 53In Stock 3,000Expected 27/9/2027	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 27/9/2027	Cut Tape $6.70 $5.10 $4.69 $4.26 $4.05 Reel $3.62 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: $7.60 18In Stock 3,000Expected 27/9/2027	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 27/9/2027	Cut Tape $7.60 $5.81 $5.25 $4.76 View Reel $3.89 $4.54 $4.28 $3.89 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: $7.06 208In Stock 3,000Expected 22/4/2027	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 22/4/2027	Cut Tape $7.06 $5.39 $4.96 $4.50 View Reel $4.00 $4.27 $4.13 $4.09 $4.00 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: $7.78 6In Stock 6,000Expected 18/3/2027	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	6In Stock 6,000Expected 18/3/2027	Cut Tape $7.78 $5.90 $5.44 $4.88 $4.68 Reel $4.24 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: $6.57 6,000Expected 27/9/2027	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	6,000Expected 27/9/2027	Cut Tape $6.57 $4.99 $4.60 $4.18 View Reel $3.60 $3.97 $3.96 $3.84 $3.60 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: $7.62 5,961Expected 26/7/2027	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	5,961Expected 26/7/2027	Cut Tape $7.62 $5.83 $5.39 $4.88 $4.68 Reel $4.24 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: $7.62 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 7/1/2027 6,000 Expected 3/6/2027 Factory Lead Time: 26 Weeks	Cut Tape $7.62 $5.83 $5.39 $4.88 $4.68 Reel $4.24 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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