Voltage Regulators - Switching Regulators

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Step-Down Regulators for CPAP

CPAP stands for "Continuous positive airway pressure." The CPAP is a very beneficial treatment for those with sleep apnea, which is a medical condition where the airway closes off when an affected individual is in a relaxed or sleep state. CPAP therapy holds the airway open so that uninterrupted breathing is maintained and a restful night's sleep is achieved...

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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	Qualification	Series	Packaging
Switching Voltage Regulators 1.0A, Inductor Built-in Step-up DC/DC Converters, PWM control XCL109A503KR-G Torex Semiconductor 1: $2.53 3,077In Stock New Product	Mfr. Part # XCL109A503KR-G Mouser Part # 865-XCL109A503KR-G New Product	Torex Semiconductor	Switching Voltage Regulators 1.0A, Inductor Built-in Step-up DC/DC Converters, PWM control Learn More about Torex Semiconductor torex xcl109 xcl110 step up converters	Datasheet	3,077In Stock	Cut Tape $2.53 $1.88 $1.71 $1.54 $1.45 Reel $1.22	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	CL-2025-02-9	Boost	5 V	1 A	1 Output		3 MHz	- 40 C	+ 105 C			Reel, Cut Tape
Switching Voltage Regulators 2.8V to 22V VIN, 3A IOUT, Integrated Buck-Boost Converter with Four MOSFETS and PG Indication, mainly target SSD application. MP28167GQ-N-Z Monolithic Power Systems (MPS) 1: $2.69 3,277In Stock New Product	Mfr. Part # MP28167GQ-N-Z Mouser Part # 946-MP28167GQ-N-Z New Product	Monolithic Power Systems (MPS)	Switching Voltage Regulators 2.8V to 22V VIN, 3A IOUT, Integrated Buck-Boost Converter with Four MOSFETS and PG Indication, mainly target SSD application. Learn More about Monolithic Power Systems (MPS) mps mp28167 n buck boost converters	Datasheet	3,277In Stock	Cut Tape $2.69 $2.00 $1.83 $1.64 View Reel $1.42 $1.55 $1.49 $1.44 $1.43 $1.42	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	QFN-16	Buck-Boost	1 V to 20.47 V	3 A	1 Output	1 mA	500 kHz, 750 kHz, 1 MHz, 1.25 MHz	- 40 C	+ 125 C		MP28167	Reel, Cut Tape
Switching Voltage Regulators NIXON 80V WSON COMME RCIAL FERT LMR38025FDRRR Texas Instruments 1: $3.96 8,257In Stock 18,000Expected 12/18/2026	Mfr. Part # LMR38025FDRRR Mouser Part # 595-LMR38025FDRRR	Texas Instruments	Switching Voltage Regulators NIXON 80V WSON COMME RCIAL FERT Learn More about Texas Instruments ti lmr38025 q1 synchronous buck converter	Datasheet	8,257In Stock 18,000Expected 12/18/2026	Cut Tape $3.96 $2.95 $2.70 $2.42 View Reel $2.09 $2.30 $2.28 $2.09 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	WSON-12	Buck	1 V to 75 V	2.5 A	1 Output	40 uA	200 kHz to 2.2 MHz	- 40 C	+ 150 C		LMR38025	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-V to 36-V 1-A low -EMI synchronous buc LMR43610R3RPER Texas Instruments 1: $2.55 11,459In Stock 69,000On Order	Mfr. Part # LMR43610R3RPER Mouser Part # 595-LMR43610R3RPER	Texas Instruments	Switching Voltage Regulators 3-V to 36-V 1-A low -EMI synchronous buc Learn More about Texas Instruments ti lmr436x0 q1 synchronous buck regulator	Datasheet	11,459In Stock 69,000On Order On Order Ship Dates Mfr. #: LMR43610R3RPER Stock: 11,459 Can Ship Immediately On Order: 24,000 Expected 6/24/2027 45,000 Expected 9/23/2027 Factory Lead-Time: 20 Weeks	Cut Tape $2.55 $1.94 $1.77 $1.59 Reel $1.32 View $1.47 $1.43 $1.40 $1.29 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-9	Buck	3.3 V	1 A	1 Output	250 nA	2.2 MHz	- 40 C	+ 150 C		LMR43610	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Vin 55V, Io 0.8A, Fsw 1.2Mhz, Buck SY21031ABC Silergy 1: $0.75 73,615In Stock	Mfr. Part # SY21031ABC Mouser Part # 445-SY21031ABC	Silergy	Switching Voltage Regulators Vin 55V, Io 0.8A, Fsw 1.2Mhz, Buck	Datasheet	73,615In Stock	Cut Tape $0.75 $0.525 $0.471 $0.412 Reel $0.33 View $0.383 $0.366 $0.352 $0.327 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-6	Buck	Adjustable	800 mA	1 Output	150 uA	1.2 MHz	- 40 C	+ 85 C			Reel, Cut Tape, MouseReel
Switching Voltage Regulators Simple Switcher 3.5- 60V 500mA A 595-LM4 A 595-LM46000PWPR LM46000PWP Texas Instruments 1: $5.94 4,440In Stock	Mfr. Part # LM46000PWP Mouser Part # 595-LM46000PWP	Texas Instruments	Switching Voltage Regulators Simple Switcher 3.5- 60V 500mA A 595-LM4 A 595-LM46000PWPR Learn More about Texas Instruments ti lm4600x converter	Datasheet	4,440In Stock	$5.94 $4.52 $3.89 $3.73 View $3.41 $3.33 $3.30 $3.28	Min.: 1 Mult.: 1	SMD/SMT	HTSSOP-16	Buck	1 V to 28 V	500 mA	1 Output	24 uA	2.2 MHz	- 40 C	+ 125 C		LM46000	Tube
Switching Voltage Regulators 3.5-A 36-V synchron ous 2.1-MHz automo A A 595-LM53635NQRNLRQ1 LM53635NQRNLTQ1 Texas Instruments 1: $8.52 6,179In Stock	Mfr. Part # LM53635NQRNLTQ1 Mouser Part # 595-LM53635NQRNLTQ1	Texas Instruments	Switching Voltage Regulators 3.5-A 36-V synchron ous 2.1-MHz automo A A 595-LM53635NQRNLRQ1	Datasheet	6,179In Stock	Cut Tape $8.52 $6.61 $6.13 $5.60 Reel $5.03 View $4.91 $4.82 $4.64 MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	VQFN-HR-22	Buck	3.3 V	3.5 A	1 Output	6 uA	2.1 MHz	- 40 C	+ 150 C	AEC-Q100	LM53635	Reel, Cut Tape, MouseReel
Switching Voltage Regulators SIMPLE SWITCHER Aut omotive 40-V 2-A 2 A A 595-LMR14020SSDDARQ1 LMR14020SSQDDAQ1 Texas Instruments 1: $4.26 12,125In Stock	Mfr. Part # LMR14020SSQDDAQ1 Mouser Part # 595-LMR14020SSQDDAQ1	Texas Instruments	Switching Voltage Regulators SIMPLE SWITCHER Aut omotive 40-V 2-A 2 A A 595-LMR14020SSDDARQ1 Learn More about Texas Instruments ti lmr140x0 regulator	Datasheet	12,125In Stock	$4.26 $3.23 $2.74 $2.61 View $2.37 $2.30 $2.22 $2.20	Min.: 1 Mult.: 1	SMD/SMT	SO-PowerPAD-8	Buck	800 mV to 28 V	2 A	1 Output	40 uA	200 kHz to 2.5 MHz	- 40 C	+ 125 C	AEC-Q100	LMR14020	Tube
Switching Voltage Regulators Automotive 2.7V-to-6 V 1-A step-down con TPS6285010MQDRLRQ1 Texas Instruments 1: $1.88 27,351In Stock	Mfr. Part # TPS6285010MQDRLRQ1 Mouser Part # 595-S6285010MQDRLRQ1	Texas Instruments	Switching Voltage Regulators Automotive 2.7V-to-6 V 1-A step-down con Learn More about Texas Instruments ti tps62850x q1 step down converters	Datasheet	27,351In Stock	Cut Tape $1.88 $1.39 $1.26 $1.13 View Reel $0.885 $1.06 $1.02 $0.954 $0.885 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	SMD/SMT	SOT-583-8	Buck	1.8 V	1 A	1 Output	17 uA	1.8 MHz to 4 MHz	- 40 C	+ 125 C		TPS628501	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-14V 10A Synch Step Down Converter A 59 A 595-TPS53315RGFT TPS51315RGFT Texas Instruments 1: $12.28 4,591In Stock	Mfr. Part # TPS51315RGFT Mouser Part # 595-TPS51315RGFT	Texas Instruments	Switching Voltage Regulators 3-14V 10A Synch Step Down Converter A 59 A 595-TPS53315RGFT	Datasheet	4,591In Stock	Cut Tape $12.28 $9.64 $8.98 $8.25 Reel $8.04 View $7.64 $7.50 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	VQFN-EP-40	Buck	750 mV to 5.5 V	10 A	1 Output	4.5 uA	250 kHz	- 40 C	+ 125 C		TPS51315	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Pwr Cnvtr 150KHz 0.5 A SD VTG Reg A 926- A 926-LM2597M-50/NOPB LM2597MX-5.0/NOPB Texas Instruments 1: $5.62 5,839In Stock	Mfr. Part # LM2597MX-5.0/NOPB Mouser Part # 926-LM2597MX50NOPB	Texas Instruments	Switching Voltage Regulators Pwr Cnvtr 150KHz 0.5 A SD VTG Reg A 926- A 926-LM2597M-50/NOPB	Datasheet	5,839In Stock	Cut Tape $5.62 $4.28 $3.95 $3.58 View Reel $3.19 $3.40 $3.30 $3.26 $3.19 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-8	Buck	5 V	500 mA	1 Output	5 mA	150 kHz	- 40 C	+ 125 C		LM2597	Reel, Cut Tape, MouseReel
Switching Voltage Regulators HIGH EFF 1A STEP- DO WN VLTG REG A 926-L A 926-LM2672MX50NOPB LM2672M-5.0/NOPB Texas Instruments 1: $7.07 9,749In Stock	Mfr. Part # LM2672M-5.0/NOPB Mouser Part # 926-LM2672M-5.0/NOPB	Texas Instruments	Switching Voltage Regulators HIGH EFF 1A STEP- DO WN VLTG REG A 926-L A 926-LM2672MX50NOPB	Datasheet	9,749In Stock	$7.07 $5.42 $4.68 $4.50 View $4.12 $4.04 $4.00 $3.98 Quote	Min.: 1 Mult.: 1	SMD/SMT	SOIC-8	Buck	5 V	1 A	1 Output	2.5 mA	260 kHz	- 40 C	+ 125 C		LM2672	Tube
Switching Voltage Regulators Automotive 3.5-V to 36-V 1-A synchronou A 595-LM53601NQDSXRQ1 LM53601NQDSXTQ1 Texas Instruments 1: $6.68 4,710In Stock	Mfr. Part # LM53601NQDSXTQ1 Mouser Part # 595-LM53601NQDSXTQ1	Texas Instruments	Switching Voltage Regulators Automotive 3.5-V to 36-V 1-A synchronou A 595-LM53601NQDSXRQ1 Learn More about Texas Instruments ti lm53600 q1 lm53801 q1 buck regulators	Datasheet	4,710In Stock	Cut Tape $6.68 $5.12 $4.73 $4.30 Reel $3.83 View $3.75 $3.65 MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	WSON-10	Buck	3.3 V	1 A	1 Output	23 uA	2.1 MHz	- 40 C	+ 150 C	AEC-Q100	LM53601	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3.5-42Vin 1.5A SD Co nverter A 595-TPS54 A 595-TPS54140ADRCR TPS54140ADRCT Texas Instruments 1: $4.06 10,401In Stock	Mfr. Part # TPS54140ADRCT Mouser Part # 595-TPS54140ADRCT	Texas Instruments	Switching Voltage Regulators 3.5-42Vin 1.5A SD Co nverter A 595-TPS54 A 595-TPS54140ADRCR	Datasheet	10,401In Stock	Cut Tape $4.06 $3.08 $2.83 $2.55 Reel $2.19 View $2.14 $2.10 $2.09 $2.02 MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	VSON-EP-10	Buck	800 mV to 39 V	1.5 A	1 Output	116 uA	100 kHz to 2.5 MHz	- 40 C	+ 125 C		TPS54140A	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 4.5 V to 17 V input 2 A output synchro A A 595-TPS562208DDCR TPS562208DDCT Texas Instruments 1: $1.03 36,654In Stock	Mfr. Part # TPS562208DDCT Mouser Part # 595-TPS562208DDCT	Texas Instruments	Switching Voltage Regulators 4.5 V to 17 V input 2 A output synchro A A 595-TPS562208DDCR Learn More about Texas Instruments ti tps562201 tps562208 converters	Datasheet	36,654In Stock	Cut Tape $1.03 $0.798 $0.741 $0.677 Reel $0.635 View $0.613 $0.595 $0.586 $0.581 MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	SOT-23-THIN-6	Buck	760 mV to 7 V	2 A	1 Output	1 mA	580 kHz	- 40 C	+ 125 C		TPS562208	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 60-nA quiescent curr ent (IQ) 1.8-V to 6 TPS62849DLCR Texas Instruments 1: $2.15 17,681In Stock	Mfr. Part # TPS62849DLCR Mouser Part # 595-TPS62849DLCR	Texas Instruments	Switching Voltage Regulators 60-nA quiescent curr ent (IQ) 1.8-V to 6 Learn More about Texas Instruments ti tps62840 converters	Datasheet	17,681In Stock	Cut Tape $2.15 $1.59 $1.45 $1.29 Reel $1.05 View $1.22 $1.18 $1.13 $1.04 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VSON-HR-8	Buck	3.4 V	750 mA	1 Output	60 nA	1.8 MHz	- 40 C	+ 125 C		TPS62840	Reel, Cut Tape, MouseReel
Switching Voltage Regulators DCDC Conv HV Buck SO-8EP T&R 4K AP64100QSP-13 Diodes Incorporated 1: $1.54 51,601In Stock	Mfr. Part # AP64100QSP-13 Mouser Part # 621-AP64100QSP-13	Diodes Incorporated	Switching Voltage Regulators DCDC Conv HV Buck SO-8EP T&R 4K Learn More about Diodes Incorporated diodes in ap64100q buck converter	Datasheet	51,601In Stock	Cut Tape $1.54 $1.13 $1.02 $0.905 $0.85 Reel $0.85 MouseReel Available	Min.: 1 Mult.: 1 Max.: 460 : 4,000	SMD/SMT	SO-EP-8	Buck	800 mV to 40 V	1 A	1 Output	25 uA	100 kHz to 2.2 MHz	- 40 C	+ 125 C			Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3A SD Vtg Reg A 926- LM22670MRE50NOPB A A 926-LM22670MRE50NOPB LM22670MR-5.0/NOPB Texas Instruments 1: $7.17 10,300In Stock	Mfr. Part # LM22670MR-5.0/NOPB Mouser Part # 926-LM22670MR50NOPB	Texas Instruments	Switching Voltage Regulators 3A SD Vtg Reg A 926- LM22670MRE50NOPB A A 926-LM22670MRE50NOPB Learn More about Texas Instruments ti lm2267x regulators	Datasheet	10,300In Stock	$7.17 $5.49 $4.55 $4.22 View $4.12 $3.85 $3.83 $3.81 Quote	Min.: 1 Mult.: 1	SMD/SMT	SO-PowerPAD-8	Buck	5 V	3 A	1 Output	3.4 mA	500 kHz	- 40 C	+ 125 C		LM22670	Tube
Switching Voltage Regulators 42V 2A Constant On-T ime Switch Reg A 92 A 926-LM25011AQ1MYXNPB LM25011AQ1MY/NOPB Texas Instruments 1: $5.27 5,031In Stock	Mfr. Part # LM25011AQ1MY/NOPB Mouser Part # 926-LM25011AQ1MYNOPB	Texas Instruments	Switching Voltage Regulators 42V 2A Constant On-T ime Switch Reg A 92 A 926-LM25011AQ1MYXNPB Learn More about Texas Instruments ti lm25011 regulator	Datasheet	5,031In Stock	Cut Tape $5.27 $4.01 $3.70 $3.35 Reel $2.93 View $3.19 $3.09 $2.89 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	HVSSOP-10	Buck	2.51 V to 40 V	2 A	1 Output		2 MHz	- 40 C	+ 125 C	AEC-Q100	LM25011	Reel, Cut Tape, MouseReel
Switching Voltage Regulators WIDE INPUT VOLTAGE, 3A SYNCHRONOUS BUCK REGULATOR WITH ULTRALOW QUIESCENT CURRENT (HLP) MODE, SYNCIN, CLKOUT, AND PGOOD APM81803KNBJSR Allegro MicroSystems 1: $3.64 2,944In Stock	Mfr. Part # APM81803KNBJSR Mouser Part # 250-APM81803KNBJSR	Allegro MicroSystems	Switching Voltage Regulators WIDE INPUT VOLTAGE, 3A SYNCHRONOUS BUCK REGULATOR WITH ULTRALOW QUIESCENT CURRENT (HLP) MODE, SYNCIN, CLKOUT, AND PGOOD Learn More about Allegro MicroSystems allegro apm81803 buck regulator module	Datasheet	2,944In Stock	Cut Tape $3.64 $2.75 $2.52 $2.27 Reel $1.94 View $2.16 $2.13 $2.03 $1.92	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-24	Buck	800 mV to 24 V	3 A	1 Output	6 uA	250 kHz to 2.4 MHz	- 40 C	+ 150 C		APM81803	Reel, Cut Tape
Switching Voltage Regulators SIMPLE SWITCHER 3.8 V to 36V 2A Synchro A 595-LMR33620CRNXT LMR33620CRNXR Texas Instruments 1: $2.27 33,872In Stock	Mfr. Part # LMR33620CRNXR Mouser Part # 595-LMR33620CRNXR	Texas Instruments	Switching Voltage Regulators SIMPLE SWITCHER 3.8 V to 36V 2A Synchro A 595-LMR33620CRNXT Learn More about Texas Instruments ti lmr336x0 lmr336x0 q1 regulators	Datasheet	33,872In Stock	Cut Tape $2.27 $1.99 $1.90 $1.71 Reel $1.37 View $1.62 $1.58 $1.50 $1.35 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VQFN-HR-12	Buck	1 V to 24 V	2 A	1 Output	25 uA	2.1 MHz	- 40 C	+ 125 C		LMR33620	Reel, Cut Tape, MouseReel
Switching Voltage Regulators DC/DC Converter with Eco-mode A 595-TPS5 A 595-TPS54332DDAR TPS54332DDA Texas Instruments 1: $2.53 14,793In Stock	Mfr. Part # TPS54332DDA Mouser Part # 595-TPS54332DDA	Texas Instruments	Switching Voltage Regulators DC/DC Converter with Eco-mode A 595-TPS5 A 595-TPS54332DDAR	Datasheet	14,793In Stock	$2.53 $1.88 $1.55 $1.46 View $1.41 $1.38 $1.34 $1.32 $1.28	Min.: 1 Mult.: 1	SMD/SMT	SO-PowerPAD-8	Buck	Adjustable	3.5 A	1 Output	1.2 mA	1 MHz	- 40 C	+ 150 C		TPS54332	Tube
Switching Voltage Regulators 2A SD Vtg Reg A 926- L22680QMREADJNPB A A 926-L22680QMREADJNPB LM22680QMR-ADJ/NOPB Texas Instruments 1: $5.56 6,984In Stock	Mfr. Part # LM22680QMR-ADJ/NOPB Mouser Part # 926-LM22680QMRADJNPB	Texas Instruments	Switching Voltage Regulators 2A SD Vtg Reg A 926- L22680QMREADJNPB A A 926-L22680QMREADJNPB Learn More about Texas Instruments ti lm22680 regulators	Datasheet	6,984In Stock	$5.56 $4.24 $3.64 $3.49 View $3.11 $3.05 $3.02 $3.01 Quote	Min.: 1 Mult.: 1	SMD/SMT	SO-PowerPAD-8	Buck	Adjustable	2 A	1 Output	3.4 mA	500 kHz	- 40 C	+ 125 C	AEC-Q100	LM22680	Tube
Switching Voltage Regulators HIGH VOLTAGE SWITCH MODE REG A 926-LM500 A 926-LM5001MAX/NOPB LM5001MA/NOPB Texas Instruments 1: $6.62 15,503In Stock	Mfr. Part # LM5001MA/NOPB Mouser Part # 926-LM5001MA/NOPB	Texas Instruments	Switching Voltage Regulators HIGH VOLTAGE SWITCH MODE REG A 926-LM500 A 926-LM5001MAX/NOPB	Datasheet	15,503In Stock	$6.62 $5.07 $4.15 $3.84 View $3.78 $3.71 $3.68 $3.53 Quote	Min.: 1 Mult.: 1	SMD/SMT	SOIC-8	Boost, Flyback, SEPIC	1.26 V to 75 V	1 A	1 Output	95 uA	50 kHz to 1.5 MHz	- 40 C	+ 125 C		LM5001	Tube
Switching Voltage Regulators Automotive 3.5-V to 36-V 3-A synchronou A 595-LM536035QPWPTQ1 LM536035QPWPRQ1 Texas Instruments 1: $6.45 3,674In Stock	Mfr. Part # LM536035QPWPRQ1 Mouser Part # 595-LM536035QPWPRQ1	Texas Instruments	Switching Voltage Regulators Automotive 3.5-V to 36-V 3-A synchronou A 595-LM536035QPWPTQ1	Datasheet	3,674In Stock	Cut Tape $6.45 $4.95 $4.57 $4.16 View Reel $3.65 $3.96 $3.84 $3.80 $3.65 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	HTSSOP-16	Buck	5 V	3 A	1 Output	8 uA	2.1 MHz	- 40 C	+ 150 C	AEC-Q100	LM53603	Reel, Cut Tape, MouseReel