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 DCDC Cont HV Buck SO-8EP T&R 4K AP681050QSP-13 Diodes Incorporated 1: $2.37 2,464In Stock New Product	Mfr. Part # AP681050QSP-13 Mouser Part # 621-AP681050QSP-13 New Product	Diodes Incorporated	Switching Voltage Regulators DCDC Cont HV Buck SO-8EP T&R 4K Learn More about Diodes Incorporated diodes inc ap68065xq ap68105xq converters	Datasheet	2,464In Stock	Cut Tape $2.37 $1.75 $1.60 $1.43 $1.35 Reel $1.35 MouseReel Available	Min.: 1 Mult.: 1 Max.: 274 : 4,000	SMD/SMT	SO-EP-8	Buck	1.2 V to 50 V	1 A	1 Output	150 uA	100 kHz to 600 kHz	- 40 C	+ 150 C		AP68105	Reel, Cut Tape, MouseReel
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 Nano Pulse Control, 3.5V to 40V Input, 6.0A Single Buck DC/DC Converter For Automotive: BD9P608MFF-C is current mode synchronous buck DC/DC converter integrating POWER MOSFETs. BD9P608MFF-CE2 ROHM Semiconductor 1: $3.49 9,777In Stock	Mfr. Part # BD9P608MFF-CE2 Mouser Part # 755-BD9P608MFF-CE2	ROHM Semiconductor	Switching Voltage Regulators Nano Pulse Control, 3.5V to 40V Input, 6.0A Single Buck DC/DC Converter For Automotive: BD9P608MFF-C is current mode synchronous buck DC/DC converter integrating POWER MOSFETs. Learn More about ROHM Semiconductor rohm bd9 buck converter	Datasheet	9,777In Stock	Cut Tape $3.49 $2.63 $2.41 $2.17 Reel $1.87 View $2.06 $2.03 $1.93 $1.83	Min.: 1 Mult.: 1 : 2,500	SMD/SMT		Buck	800 mV to 8.5 V	6 A	1 Output	1.5 mA	440 kHz	- 40 C	+ 125 C			Reel, Cut Tape
Switching Voltage Regulators Automotive SIMPLE SW ITCHER® 4.2-V t LMR38010SQDDARQ1 Texas Instruments 1: $4.54 Non-Stocked Lead-Time 20 Weeks	Mfr. Part # LMR38010SQDDARQ1 Mouser Part # 595-LMR38010SQDDARQ1	Texas Instruments	Switching Voltage Regulators Automotive SIMPLE SW ITCHER® 4.2-V t Learn More about Texas Instruments ti lmr38010 converters	Datasheet	Non-Stocked Lead-Time 20 Weeks	Cut Tape $4.54 $3.43 $3.15 $2.84 View Reel $2.45 $2.70 $2.68 $2.51 $2.45 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	HSOIC-8	Buck	1 V to 75 V	1 A	1 Output	40 uA	200 kHz to 2.2 MHz	- 40 C	+ 150 C		LMR38010	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Vin 55V, Io 0.8A, Fsw 1.2Mhz, Buck SY21031ABC Silergy 1: $0.75 61,603In Stock	Mfr. Part # SY21031ABC Mouser Part # 445-SY21031ABC	Silergy	Switching Voltage Regulators Vin 55V, Io 0.8A, Fsw 1.2Mhz, Buck	Datasheet	61,603In 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 Sgl Cell High Eff St ep-Up Converter A 5 A 595-TLV61224DCKT TLV61224DCKR Texas Instruments 1: $1.18 39,734In Stock	Mfr. Part # TLV61224DCKR Mouser Part # 595-TLV61224DCKR	Texas Instruments	Switching Voltage Regulators Sgl Cell High Eff St ep-Up Converter A 5 A 595-TLV61224DCKT	Datasheet	39,734In Stock	Cut Tape $1.18 $0.85 $0.768 $0.679 Reel $0.538 View $0.636 $0.61 $0.597 $0.529 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SC-70-6	Boost	3 V	400 mA	1 Output	5.5 uA	500 kHz to 2 MHz	- 40 C	+ 85 C		TLV61224	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3.5-60Vin 0.5A Step- Down Converter A 59 A 595-TPS54060ADGQR TPS54060ADGQ Texas Instruments 1: $4.40 34,706In Stock	Mfr. Part # TPS54060ADGQ Mouser Part # 595-TPS54060ADGQ	Texas Instruments	Switching Voltage Regulators 3.5-60Vin 0.5A Step- Down Converter A 59 A 595-TPS54060ADGQR	Datasheet	34,706In Stock	$4.40 $3.34 $2.54 $2.39 View $2.31 $2.29 $2.23	Min.: 1 Mult.: 1	SMD/SMT	HVSSOP-EP-10	Buck	800 mV to 58 V	500 mA	1 Output	116 uA	581 kHz	- 40 C	+ 125 C		TPS54060A	Tube
Switching Voltage Regulators 5.5V to 36V Input 1A Step Down Conv ALT ALT 595-TPS5410D TPS5410DG4 Texas Instruments 1: $4.93 6,793In Stock	Mfr. Part # TPS5410DG4 Mouser Part # 595-TPS5410DG4	Texas Instruments	Switching Voltage Regulators 5.5V to 36V Input 1A Step Down Conv ALT ALT 595-TPS5410D Learn More about Texas Instruments tps54xxx	Datasheet	6,793In Stock	$4.93 $3.76 $3.47 $2.53 View $2.45 $2.42	Min.: 1 Mult.: 1	SMD/SMT	SOIC-8	Buck	Adjustable	1 A	1 Output	18 uA	500 kHz	- 40 C	+ 125 C		TPS5410	Tube
Switching Voltage Regulators 3.6-V to 36-V 1-A o utput 2-MHz synchr A A 595-TPS55162QPWPTQ1 TPS55162QPWPRQ1 Texas Instruments 1: $9.58 17,813In Stock	Mfr. Part # TPS55162QPWPRQ1 Mouser Part # 595-TPS55162QPWPRQ1	Texas Instruments	Switching Voltage Regulators 3.6-V to 36-V 1-A o utput 2-MHz synchr A A 595-TPS55162QPWPTQ1 Learn More about Texas Instruments ti tps55160 tps55162 tps55165	Datasheet	17,813In Stock	Cut Tape $9.58 $7.46 $6.93 $6.34 View Reel $5.44 $6.03 $5.90 $5.77 $5.44 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	HTSSOP-20			3.5 A				- 40 C	+ 125 C	AEC-Q100	TPS55162	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 500mA SD Vtg Reg A 9 26-LM22671MRE50NOPB A 926-LM22671MRE50NOPB LM22671MR-5.0/NOPB Texas Instruments 1: $4.25 6,850In Stock	Mfr. Part # LM22671MR-5.0/NOPB Mouser Part # 926-LM22671MR50NOPB	Texas Instruments	Switching Voltage Regulators 500mA SD Vtg Reg A 9 26-LM22671MRE50NOPB A 926-LM22671MRE50NOPB Learn More about Texas Instruments ti lm2267x regulators	Datasheet	6,850In Stock	$4.25 $3.45 $3.16 $2.99 View $2.92 $2.85 $2.82 $2.73	Min.: 1 Mult.: 1	SMD/SMT	SO-PowerPAD-8	Buck	5 V	500 mA	1 Output	3.4 mA	500 kHz	- 40 C	+ 125 C		LM22671	Tube
Switching Voltage Regulators 150KHZ 0.5A STEP- DO WN VLTG REG A 926-L A 926-LM2594MXADJNOPB LM2594M-ADJ/NOPB Texas Instruments 1: $5.12 18,110In Stock	Mfr. Part # LM2594M-ADJ/NOPB Mouser Part # 926-LM2594M-ADJ/NOPB	Texas Instruments	Switching Voltage Regulators 150KHZ 0.5A STEP- DO WN VLTG REG A 926-L A 926-LM2594MXADJNOPB	Datasheet	18,110In Stock	$5.12 $3.90 $3.12 $2.95 View $2.87 $2.81 $2.78 $2.71	Min.: 1 Mult.: 1	SMD/SMT	SOIC-8	Buck	1.2 V to 37 V	500 mA	1 Output	5 mA	150 kHz	- 40 C	+ 125 C		LM2594	Tube
Switching Voltage Regulators HIGH EFF 1A STEP- DO WN VLTG REG A 926-L A 926-LM2672MX-12/NOPB LM2672M-12/NOPB Texas Instruments 1: $6.20 25,061In Stock	Mfr. Part # LM2672M-12/NOPB Mouser Part # 926-LM2672M-12/NOPB	Texas Instruments	Switching Voltage Regulators HIGH EFF 1A STEP- DO WN VLTG REG A 926-L A 926-LM2672MX-12/NOPB	Datasheet	25,061In Stock	$6.20 $4.95 $4.48 $4.26 View $4.16 $3.99 $3.97 $3.94	Min.: 1 Mult.: 1	SMD/SMT	SOIC-8	Buck	12 V	1 A	1 Output	2.5 mA	260 kHz	- 40 C	+ 125 C		LM2672	Tube
Switching Voltage Regulators PWR CONVERTER HI EFF 500MA SD VLTG REG A A 926-LM2674MX-ADJNOPB LM2674M-ADJ/NOPB Texas Instruments 1: $5.82 12,076In Stock	Mfr. Part # LM2674M-ADJ/NOPB Mouser Part # 926-LM2674M-ADJ/NOPB	Texas Instruments	Switching Voltage Regulators PWR CONVERTER HI EFF 500MA SD VLTG REG A A 926-LM2674MX-ADJNOPB	Datasheet	12,076In Stock	$5.82 $4.43 $3.80 $3.65 View $3.52 $3.43 $3.37 $3.30	Min.: 1 Mult.: 1	SMD/SMT	SOIC-8	Buck	1.21 V to 37 V	500 mA	1 Output	2.5 mA	275 kHz	- 40 C	+ 125 C		LM2674	Tube
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 $2.74 $2.52 $2.27 Reel $1.94 View $2.15 $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 3.5-60V 1A Sync SD V ltg Converter A 595 A 595-LM46001PWP LM46001PWPT Texas Instruments 1: $6.23 6,780In Stock	Mfr. Part # LM46001PWPT Mouser Part # 595-LM46001PWPT	Texas Instruments	Switching Voltage Regulators 3.5-60V 1A Sync SD V ltg Converter A 595 A 595-LM46001PWP Learn More about Texas Instruments ti lm4600x converter	Datasheet	6,780In Stock	Cut Tape $6.23 $4.78 $4.42 $4.02 Reel $3.78 View $3.68 $3.66 $3.50 MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	HTSSOP-16	Buck	1 V to 28 V	1 A	1 Output	24 uA	2.2 MHz	- 40 C	+ 125 C		LM46001	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3V-65V Input 500mA S ynchronous Buck Con A 595-LM5166XDRCR LM5166XDRCT Texas Instruments 1: $4.95 9,922In Stock	Mfr. Part # LM5166XDRCT Mouser Part # 595-LM5166XDRCT	Texas Instruments	Switching Voltage Regulators 3V-65V Input 500mA S ynchronous Buck Con A 595-LM5166XDRCR Learn More about Texas Instruments ti lm5166 converter	Datasheet	9,922In Stock	Cut Tape $4.95 $3.77 $3.47 $3.15 Reel $2.84 View $2.77 $2.70 $2.67 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	VSON-EP-10	Buck	5 V	500 mA	1 Output	9.7 uA	600 kHz	- 40 C	+ 150 C		LM5166	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3-A 3.5-V to 36-V wi de VIN synchronou A A 595-LM53603AMPWPT LM53603AMPWPR Texas Instruments 1: $5.76 6,262In Stock	Mfr. Part # LM53603AMPWPR Mouser Part # 595-LM53603AMPWPR	Texas Instruments	Switching Voltage Regulators 3-A 3.5-V to 36-V wi de VIN synchronou A A 595-LM53603AMPWPT	Datasheet	6,262In Stock	Cut Tape $5.76 $4.39 $4.05 $3.67 View Reel $3.16 $3.49 $3.38 $3.34 $3.16 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	HTSSOP-16	Buck	3.3 V to 10 V	3 A	1 Output	8 uA	2.1 MHz	- 40 C	+ 125 C		LM53603	Reel, Cut Tape, MouseReel
Switching Voltage Regulators Automotive 3.5-V to 36-V 3-A synchronou A 595-LM53603AQPWPTQ1 LM53603AQPWPRQ1 Texas Instruments 1: $6.45 4,228In Stock	Mfr. Part # LM53603AQPWPRQ1 Mouser Part # 595-LM53603AQPWPRQ1	Texas Instruments	Switching Voltage Regulators Automotive 3.5-V to 36-V 3-A synchronou A 595-LM53603AQPWPTQ1	Datasheet	4,228In Stock	Cut Tape $6.45 $4.95 $4.57 $4.16 View Reel $3.61 $3.96 $3.84 $3.80 $3.61 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	HTSSOP-16	Buck	3.3 V to 6 V	3 A	1 Output	8 uA	2.1 MHz	- 40 C	+ 150 C	AEC-Q100	LM53603	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3.5-42Vin 0.5A Step- Down Converter A 59 A 595-TPS54040ADGQR TPS54040ADGQ Texas Instruments 1: $3.56 8,758In Stock	Mfr. Part # TPS54040ADGQ Mouser Part # 595-TPS54040ADGQ	Texas Instruments	Switching Voltage Regulators 3.5-42Vin 0.5A Step- Down Converter A 59 A 595-TPS54040ADGQR	Datasheet	8,758In Stock	$3.56 $2.68 $2.25 $2.14 View $2.08 $2.07 $1.96 $1.91 $1.87	Min.: 1 Mult.: 1	SMD/SMT	HVSSOP-EP-10	Buck	800 mV to 39 V	500 mA	1 Output	116 uA	581 kHz	- 40 C	+ 125 C		TPS54040A	Tube
Switching Voltage Regulators 3.5-42Vin 1.5A SD Co nverter A 595-TPS54 A 595-TPS54140ADGQR TPS54140ADGQ Texas Instruments 1: $3.94 19,560In Stock	Mfr. Part # TPS54140ADGQ Mouser Part # 595-TPS54140ADGQ	Texas Instruments	Switching Voltage Regulators 3.5-42Vin 1.5A SD Co nverter A 595-TPS54 A 595-TPS54140ADGQR	Datasheet	19,560In Stock	$3.94 $2.98 $2.51 $2.39 View $2.30 $2.25 $2.18	Min.: 1 Mult.: 1	SMD/SMT	HVSSOP-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	Tube
Switching Voltage Regulators 3A SIMPLE SWITCHER S tep-Down Voltage Re A 926-LM22676QMRADJNPB LM22676QMRE-ADJ/NOPB Texas Instruments 1: $7.35 5,267In Stock	Mfr. Part # LM22676QMRE-ADJ/NOPB Mouser Part # 926-L22676QMREADJNPB	Texas Instruments	Switching Voltage Regulators 3A SIMPLE SWITCHER S tep-Down Voltage Re A 926-LM22676QMRADJNPB Learn More about Texas Instruments ti lm2267x regulators	Datasheet	5,267In Stock	Cut Tape $7.35 $5.68 $5.26 $4.80 Reel $4.44 $4.33 MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	SO-PowerPAD-8	Buck	Adjustable	3 A	1 Output	3.4 mA	500 kHz	- 40 C	+ 125 C	AEC-Q100	LM22676	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 1A pwr Module w/ 42V Max Input Vtg A 926 A 926-MZ14201TZADJNOPB LMZ14201TZE-ADJ/NOPB Texas Instruments 1: $13.41 4,003In Stock	Mfr. Part # LMZ14201TZE-ADJ/NOPB Mouser Part # 926-LM14201TZEADJNPB	Texas Instruments	Switching Voltage Regulators 1A pwr Module w/ 42V Max Input Vtg A 926 A 926-MZ14201TZADJNOPB Learn More about Texas Instruments ti LMZ1420x	Datasheet	4,003In Stock	$13.41 $13.19 $11.71 $10.87 $10.68	Min.: 1 Mult.: 1	SMD/SMT	TO-PMOD-7	Buck	800 mV to 6 V	1 A	1 Output	1 mA	1 MHz	- 40 C	+ 125 C		LMZ14201	Tube
Switching Voltage Regulators 1A SD Vtg Reg A 926- M22672MREADJNOPB A A 926-M22672MREADJNOPB LM22672MR-ADJ/NOPB Texas Instruments 1: $5.81 6,409In Stock	Mfr. Part # LM22672MR-ADJ/NOPB Mouser Part # 926-LM22672MRADJNOPB	Texas Instruments	Switching Voltage Regulators 1A SD Vtg Reg A 926- M22672MREADJNOPB A A 926-M22672MREADJNOPB Learn More about Texas Instruments ti lm2267x regulators	Datasheet	6,409In Stock	$5.81 $4.42 $3.79 $3.63 View $3.29 $3.20 $3.15 $3.07	Min.: 1 Mult.: 1	SMD/SMT	SO-PowerPAD-8	Buck	Adjustable	1 A	1 Output	3.4 mA	500 kHz	- 40 C	+ 125 C		LM22672	Tube
Switching Voltage Regulators HIGH EFF 5A STEP- DO WN VLTG REG A 926-L A 926-LM2677SXADJNOPB LM2677S-ADJ/NOPB Texas Instruments 1: $9.57 6,508In Stock	Mfr. Part # LM2677S-ADJ/NOPB Mouser Part # 926-LM2677S-ADJ/NOPB	Texas Instruments	Switching Voltage Regulators HIGH EFF 5A STEP- DO WN VLTG REG A 926-L A 926-LM2677SXADJNOPB	Datasheet	6,508In Stock	$9.57 $7.45 $6.07 $5.73 View $5.56 $5.47 $5.39 Quote	Min.: 1 Mult.: 1	SMD/SMT	TO-263-7	Buck	1.2 V to 37 V	5 A	1 Output	4.2 mA	260 kHz	- 40 C	+ 125 C		LM2677	Tube
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 $2.25 View $2.21 $2.14 $2.12 $2.08 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