Voltage Regulators - Switching Regulators

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LMR664x0/LMR664x0-Q1 Step-Down Converters

Texas Instruments LMR664x0/LMR664x0-Q1 Step-Down Converters are available in 2A and 1A variants in an enhanced HotRod QFN package. The small LMR664x0/-Q1 provides ease of use with a wide input voltage range of 2.7V to 36V (after start-up or operating) with transients up to 42V.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) 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 Automotive 36V 3A sy nchronous step-dow LMR66430R3RXBRQ1 Texas Instruments 1: HK$34.03 2,836In Stock New Product	Mfr. Part No. LMR66430R3RXBRQ1 Mouser Part No 595-LMR66430R3RXBRQ1 New Product	Texas Instruments	Switching Voltage Regulators Automotive 36V 3A sy nchronous step-dow Learn More about Texas Instruments ti lmr664x0 q1 converters	Datasheet	2,836In Stock	Cut Tape HK$34.03 HK$25.73 HK$23.67 HK$21.37 View Reel HK$19.56 HK$20.30 HK$20.22 HK$19.56 HK$19.56 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,001 : 3,000	SMD/SMT	WQFN-20	Buck	3.3 V	3 A	1 Output	1.6 uA	2.1 MHz to 2.3 MHz	- 40 C	+ 125 C	LMR66430-Q1	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Automotive 36V 1A sy nchronous step-dow LMR66410MC5RXBRQ1 Texas Instruments 1: HK$32.14 2,309In Stock	Mfr. Part No. LMR66410MC5RXBRQ1 Mouser Part No 595-LMR66410MC5RXRQ1	Texas Instruments	Switching Voltage Regulators Automotive 36V 1A sy nchronous step-dow Learn More about Texas Instruments ti lmr664x0 q1 converters	Datasheet	2,309In Stock	Cut Tape HK$32.14 HK$24.33 HK$22.36 HK$20.14 View Reel HK$17.26 HK$19.15 HK$18.99 HK$18.33 HK$17.26 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-FCRLF-EP-14	Buck	5 V	1 A	1 Output		2.2 MHz	- 40 C	+ 125 C	LMR66410	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 36V 1A synchronous s tep-down converter LMR66410R5RXBR Texas Instruments 1: HK$22.77 2,490In Stock	Mfr. Part No. LMR66410R5RXBR Mouser Part No 595-LMR66410R5RXBR	Texas Instruments	Switching Voltage Regulators 36V 1A synchronous s tep-down converter Learn More about Texas Instruments ti lmr664x0 q1 converters	Datasheet	2,490In Stock	Cut Tape HK$22.77 HK$17.02 HK$15.54 HK$13.97 Reel HK$10.93 View HK$13.15 HK$12.82 HK$12.58 HK$10.28 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-FCRLF-EP-14	Buck	5 V	1 A	1 Output		2.2 MHz	- 40 C	+ 125 C	LMR66410	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Automotive 36V 2A sy nchronous step-dow LMR66420MC5RXBRQ1 Texas Instruments 1: HK$33.04 2,949In Stock	Mfr. Part No. LMR66420MC5RXBRQ1 Mouser Part No 595-LMR66420MC5RXRQ1	Texas Instruments	Switching Voltage Regulators Automotive 36V 2A sy nchronous step-dow Learn More about Texas Instruments ti lmr664x0 q1 converters	Datasheet	2,949In Stock	Cut Tape HK$33.04 HK$24.99 HK$22.93 HK$20.71 View Reel HK$17.76 HK$19.73 HK$19.56 HK$18.91 HK$17.76 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-FCRLF-EP-14	Buck	5 V	2 A	1 Output		2.2 MHz	- 40 C	+ 125 C	LMR66420	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 36V 3A synchronous s tep-down converter LMR66430MB3RXBR Texas Instruments 1: HK$29.26 1,956In Stock	Mfr. Part No. LMR66430MB3RXBR Mouser Part No 595-LMR66430MB3RXBR	Texas Instruments	Switching Voltage Regulators 36V 3A synchronous s tep-down converter Learn More about Texas Instruments ti lmr664x0 q1 converters	Datasheet	1,956In Stock	Cut Tape HK$29.26 HK$22.03 HK$20.22 HK$18.25 Reel HK$15.37 View HK$17.26 HK$17.10 HK$16.28 HK$15.29 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-FCRLF-EP-14	Buck	3.3 V	3 A	1 Output		2.2 MHz	- 40 C	+ 125 C	LMR66430	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 36V 3A synchronous s tep-down converter LMR66430R5RXBR Texas Instruments 1: HK$29.26 830In Stock 3,000Expected 22/3/2027	Mfr. Part No. LMR66430R5RXBR Mouser Part No 595-LMR66430R5RXBR	Texas Instruments	Switching Voltage Regulators 36V 3A synchronous s tep-down converter Learn More about Texas Instruments ti lmr664x0 q1 converters	Datasheet	830In Stock 3,000Expected 22/3/2027	Cut Tape HK$29.26 HK$22.03 HK$20.22 HK$18.25 Reel HK$15.37 View HK$17.26 HK$17.10 HK$16.60 HK$15.29 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-FCRLF-EP-14	Buck	5 V	3 A	1 Output		2.2 MHz	- 40 C	+ 125 C	LMR66430	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 36V 2A synchronous s tep-down converter LMR66420R5RXBR Texas Instruments 1: HK$26.39 759In Stock	Mfr. Part No. LMR66420R5RXBR Mouser Part No 595-LMR66420R5RXBR	Texas Instruments	Switching Voltage Regulators 36V 2A synchronous s tep-down converter Learn More about Texas Instruments ti lmr664x0 q1 converters	Datasheet	759In Stock	Cut Tape HK$26.39 HK$19.81 HK$18.17 HK$16.36 Reel HK$13.73 View HK$15.45 HK$15.21 HK$14.80 HK$13.48 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-FCRLF-EP-14	Buck	5 V	2 A	1 Output		2.2 MHz	- 40 C	+ 125 C	LMR66420	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Enhanced-product 36V 3A synchronous step LMR66430MB3RXBRNEP Texas Instruments 3,000: HK$116.40 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. LMR66430MB3RXBRNEP Mouser Part No 595-LMR66430MB3RXBRN	Texas Instruments	Switching Voltage Regulators Enhanced-product 36V 3A synchronous step This product may require additional documentation to export from the United States.	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel HK$116.40	Min.: 3,000 Mult.: 3,000 : 3,000	SMD/SMT	VQFN-FCRLF-EP-14	Buck	3.3 V	3 A	1 Output		200 kHz to 2.2 MHz	- 55 C	+ 150 C	LMR66430	Reel
Switching Voltage Regulators Automotive 36V 3A sy nchronous step-dow LMR66430MC3RXBRQ1 Texas Instruments 1: HK$34.03 Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. LMR66430MC3RXBRQ1 Mouser Part No 595-LMR66430MC3RXRQ1	Texas Instruments	Switching Voltage Regulators Automotive 36V 3A sy nchronous step-dow Learn More about Texas Instruments ti lmr664x0 q1 converters	Datasheet	Non-Stocked Lead-Time 20 Weeks	Cut Tape HK$34.03 HK$25.73 HK$23.67 HK$21.37 View Reel HK$18.17 HK$20.30 HK$20.22 HK$19.56 HK$18.17 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-FCRLF-EP-14	Buck	3.3 V	3 A	1 Output		2.2 MHz	- 40 C	+ 125 C	LMR66430	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Automotive 36V 3A sy nchronous step-dow LMR66430MC5RXBRQ1 Texas Instruments 1: HK$34.03 Lead-Time 20 Weeks	Mfr. Part No. LMR66430MC5RXBRQ1 Mouser Part No 595-LMR66430MC5RXRQ1	Texas Instruments	Switching Voltage Regulators Automotive 36V 3A sy nchronous step-dow Learn More about Texas Instruments ti lmr664x0 q1 converters	Datasheet	Lead-Time 20 Weeks	Cut Tape HK$34.03 HK$25.73 HK$23.67 HK$21.37 View Reel HK$18.17 HK$20.30 HK$20.22 HK$19.56 HK$18.17 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-FCRLF-EP-14	Buck	5 V	3 A	1 Output		2.2 MHz	- 40 C	+ 125 C	LMR66430	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Enhanced-product 36V 3A synchronous step LMR66430R3RXBRNEP Texas Instruments 3,000: HK$116.40 Non-Stocked Lead-Time 26 Weeks	Mfr. Part No. LMR66430R3RXBRNEP Mouser Part No 595-LMR66430R3RXBRNE	Texas Instruments	Switching Voltage Regulators Enhanced-product 36V 3A synchronous step This product may require additional documentation to export from the United States.	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel HK$116.40	Min.: 3,000 Mult.: 3,000 : 3,000	SMD/SMT	VQFN-FCRLF-EP-14	Buck	3.3 V	3 A	1 Output		200 kHz to 2.2 MHz	- 55 C	+ 150 C	LMR66430	Reel

LMR664x0/LMR664x0-Q1 Step-Down Converters

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