DC / DC Switching Regulators

element14 offers an exclusive range of DC-DC switching regulators with improved integration and advanced packaging options. DC-DC switching regulators are essential power management components.

Unlike linear regulators, switching regulators can step voltage up or down while minimizing power loss as heat. Common topologies include buck (step-down), boost (step-up), and buck-boost converters, each optimized for specific voltage conversion requirements. Modern switching regulators integrate features like synchronous rectification, adaptive frequency control, and protection circuits for overcurrent thermal and undervoltage conditions.

Key applications include smartphones, computers, industrial equipment, and automotive systems, where power efficiency and thermal management are critical. When selecting a switching regulator, engineers consider factors such as input voltage range, output current capability, number of outputs, switching frequency, EMI performance, and solution size.

DC-DC switching regulators offer high efficiency, typically 85-95%, making them ideal for battery-powered devices and energy-sensitive applications. Switching regulators, as their name suggests, control the turning on and off of a switch (transistor) to transfer energy from its input to its output.

Manufacturer Part No	Order Code	Manufacturer / Description	Price For	Price	Resolution	No. of Channels	Output Type	No. of Channels	Output Type	DC / DC Converter Type	Silicon Manufacturer	Silicon Core Number	No. of Outputs	Supply Voltage	No. of Outputs	Supply Voltage Min	No. of Step-Down DC - DC Converters	Kit Application Type	Topology	Supply Voltage Max	Application Sub Type	No. of Monitored Voltages	Input Voltage Min	PWM Input Frequency	Supply Voltage Range	Duty Cycle (%)	Digital IC Case	Interface Case Style	ADC / DAC Case Style	Input Voltage Max	No. of Regulated Outputs	Kit Contents	Output Current	Output Current - Output 1	Max Output Current	Reset Output Type	IC Case / Package	Output Current - Output 2	Output Voltage - Output 1	Switching Frequency Max	No. of Pins	IC Mounting	Output Voltage - Output 2	Output Voltage Nom	Output Voltage - Nom	Delay Time	Output Voltage Min	Output Voltage Max	Switching Frequency Typ	Efficiency	Operating Temperature Min	Operating Temperature Max	Product Range	Qualification

L5970D	1077141 Data Sheet RoHS	STMICROELECTRONICS DC-DC Switching Buck (Step Down) Regulator Adjustable 4.4V-36Vin 1.2V-35Vout 1Aout SOIC-8	Each	1+Rs.254.350 10+Rs.189.060 25+Rs.172.500 50+Rs.170.040 100+Rs.167.580 More Pricing...	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Buck (Step Down)	-	-	-	4.4V	-	-	-	-	-	-	36V	-	-	1A	-	1A	-	SOIC	-	-	-	8Pins	Surface Mount	-	-	-	-	1.2V	35V	250kHz	90%	-40°C	150°C	-	-
BD9A300MUV-E2	2420832 Data Sheet RoHS	ROHM DC-DC Switching Buck Step Down Regulator Adjustable 2.7V-5.5Vin 800mV-3.85Vout 3Aout VQFN-16	Each	1+Rs.84.080 10+Rs.80.350 50+Rs.76.620 100+Rs.72.880 250+Rs.69.150 More Pricing...	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Synchronous Buck (Step Down)	-	-	-	2.7V	-	-	-	-	-	-	5.5V	-	-	3A	-	3A	-	VQFN	-	-	-	16Pins	Surface Mount	-	-	-	-	800mV	3.85V	1MHz	-	-40°C	85°C	-	-
MCP16312-E/MS	2414135 Data Sheet RoHS	MICROCHIP DC-DC Switching Buck Step Down Regulator Adjustable 4.4V-30Vin 2V-24Vout 1Aout MSOP-8	Each	1+Rs.158.850 25+Rs.155.680 100+Rs.152.500	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Synchronous Buck (Step Down)	-	-	-	4.4V	-	-	-	-	-	-	30V	-	-	1A	-	1A	-	MSOP	-	-	-	8Pins	Surface Mount	-	-	-	-	2V	24V	500kHz	95%	-40°C	125°C	-	AEC-Q100
XCL210C181GR-G	3535959 Data Sheet RoHS	TOREX DC-DC Switching Synchronous Buck Regulator Fixed 2 V to 6 V in 1.8 V/0.2 A out CL2025-02-8	Each (Supplied on Cut Tape) Cut Tape	1+Rs.149.040 50+Rs.142.830 100+Rs.136.620 500+Rs.128.980 1500+Rs.126.410	-	-	-	-	Fixed	-	-	-	1Outputs	-	-	-	-	-	Synchronous Buck (Step Down)	-	-	-	2V	-	-	-	-	-	-	6V	-	-	200mA	-	200mA	-	CL2025-02	-	-	-	8Pins	Surface Mount	-	1.8V	1.8V	-	-	-	-	93%	-40°C	85°C	-	-
NCV33063AVDR2G	2318516 Data Sheet RoHS	ONSEMI DC-DC Switching Buck Boost Inverting Regulator Adjustable 3V-40Vin 1.25V-40Vout 1.5Aout SOIC-8	Each	1+Rs.123.570 10+Rs.81.560 50+Rs.76.860 100+Rs.72.150 250+Rs.70.710 More Pricing...	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Buck, Boost, Inverting	-	-	-	3V	-	-	-	-	-	-	40V	-	-	1.5A	-	1.5A	-	SOIC	-	-	-	8Pins	Surface Mount	-	-	-	-	1.25V	40V	33kHz	87.7%	-40°C	125°C	-	AEC-Q100
MAX764CPA+	2518889 Data Sheet RoHS	ANALOG DEVICES DC-DC Switching Inverting Regulator Adjustable 3V-16Vin -16V--1Vout 250mAout DIP-8	Each	1+Rs.1,032.910 10+Rs.806.830 50+Rs.716.460 100+Rs.688.480 250+Rs.658.920 More Pricing...	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Inverting	-	-	-	3V	-	-	-	-	-	-	16V	-	-	250mA	-	250mA	-	DIP	-	-	-	8Pins	Through Hole	-	-	5V	-	-16V	-1V	300kHz	80%	0°C	70°C	-	-
MAX1672EEE+	2518723 Data Sheet RoHS	ANALOG DEVICES DC-DC Switching Buck Boost Regulator Adjustable 1.8V-11Vin 1.25V-5.5Vout 200mAout QSOP-16	Each	1+Rs.1,083.550 10+Rs.848.400 25+Rs.789.520 100+Rs.724.820 300+Rs.688.730 More Pricing...	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Buck, Boost	-	-	-	1.8V	-	-	-	-	-	-	11V	-	-	200mA	-	200mA	-	QSOP	-	-	-	16Pins	Surface Mount	-	-	-	-	1.25V	5.5V	-	85%	-40°C	85°C	-	-
RT8293BHZSP	2729773 Data Sheet RoHS	RICHTEK DC-DC Switching Buck (Step Down) Regulator Adjustable 4.5V to 23V in 0.8V-15V/3A out SOP-8	Each (Supplied on Cut Tape) Cut Tape	1+Rs.88.860 10+Rs.57.230 100+Rs.48.650	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Synchronous Buck (Step Down)	-	-	-	4.5V	-	-	-	-	-	-	23V	-	-	3A	-	3A	-	SOP	-	-	-	8Pins	Surface Mount	-	-	-	-	800mV	15V	1.2MHz	95%	-40°C	85°C	-	-
MAX1724EZK30+T	2729067 Data Sheet RoHS	ANALOG DEVICES Step Up DC-DC Converter Fixed 0.8 V to 5.5 V In 3 V/150 mA Out TSOT-5	Each (Supplied on Cut Tape) Cut Tape	1+Rs.558.980 10+Rs.427.980 25+Rs.395.200 100+Rs.359.110 250+Rs.345.020 More Pricing...	-	-	-	-	Fixed	-	-	-	1Outputs	-	-	-	-	-	Boost (Step Up)	-	-	-	800mV	-	-	-	-	-	-	5.5V	-	-	150mA	-	150mA	-	TSOT	-	-	-	5Pins	Surface Mount	-	3V	3V	-	-	-	-	90%	-40°C	85°C	-	-
BD8963EFJ-E2	3011157 Data Sheet RoHS	ROHM DC/DC Synchronous Buck Regulator Adjustable 2.7V to 5.5V In 1V to 2.5V/3A Out 1MHz HTSOP-8	Each (Supplied on Cut Tape) Cut Tape	1+Rs.189.150 10+Rs.127.370 50+Rs.120.720 100+Rs.114.060 250+Rs.107.410 More Pricing...	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Synchronous Buck (Step Down)	-	-	-	2.7V	-	-	-	-	-	-	5.5V	-	-	3A	-	3A	-	HTSOP	-	-	-	8Pins	Surface Mount	-	-	-	-	1V	2.5V	1MHz	-	-25°C	85°C	-	-
TLV62568PDDCT	3007293 RoHS	TEXAS INSTRUMENTS DC-DC Switching Buck Regulator Adjustable 2.5V-5.5Vin 0.6V-5.5 V/1 Aout 1.5MHz TSOT-23-6	Each (Supplied on Cut Tape) Cut Tape	1+Rs.96.960 10+Rs.62.640 100+Rs.51.430 500+Rs.48.770 1000+Rs.47.060 More Pricing...	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Synchronous Buck (Step Down)	-	-	-	2.5V	-	-	-	-	-	-	5.5V	-	-	1A	-	1A	-	TSOT-23	-	-	-	6Pins	Surface Mount	-	-	-	-	600mV	5.5V	1.5MHz	95%	-40°C	125°C	-	-
MAX17220ALT+T	3925874 Data Sheet RoHS	ANALOG DEVICES DC/DC Switching Regulator Synchronous Step Up 400 mV to 5.5 Vin 1.8 to 5 Vout μDFN-6	Each (Supplied on Full Reel) Full Reel	2500+Rs.181.720 7500+Rs.178.240	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Synchronous Boost (Step Up)	-	-	-	400mV	-	-	-	-	-	-	5.5V	-	-	225mA	-	225mA	-	µDFN	-	-	-	6Pins	Surface Mount	-	-	-	-	1.8V	5V	2.5MHz	95%	-40°C	125°C	-	-
MAX20040BATPA/VY+	3926196 Data Sheet RoHS	ANALOG DEVICES DC/DC Switching Regulator Synchronous Buck-Boost Adjustable/Fixed 4 V to 15 V/5 V SWTQFN-20	Tube of 1	1+Rs.808.360 10+Rs.626.630 75+Rs.540.010 150+Rs.519.870 300+Rs.503.290 More Pricing...	-	-	-	-	Fixed	-	-	-	1Outputs	-	-	-	-	-	Synchronous Buck-Boost	-	-	-	2V	-	-	-	-	-	-	36V	-	-	1.2A	-	1.2A	-	SWTQFN-EP	-	-	-	20Pins	Surface Mount	-	5V	5V	-	4V	12V	2.2MHz	-	-40°C	125°C	-	AEC-Q100
MAX17551AUB+T	3920691 Data Sheet RoHS	ANALOG DEVICES DC/DC Switching Regulator Synchronous Step Down 4 to 60 Vin 800 mV to 54 Vout 50 mA μMAX-10	Each (Supplied on Full Reel) Full Reel	2500+Rs.185.260 7500+Rs.167.060	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Synchronous Buck (Step Down)	-	-	-	4V	-	-	-	-	-	-	60V	-	-	50mA	-	50mA	-	µMAX	-	-	-	10Pins	Surface Mount	-	-	-	-	800mV	54V	2.2MHz	90%	-40°C	125°C	-	-
MAX38642AELT+T	3925953 Data Sheet RoHS	ANALOG DEVICES DC/DC Switching Regulator Synchronous Step Down 1.8 to 5.5 Vin 700 mV to 3.3 Vout µDFN-6	Each (Supplied on Full Reel) Full Reel	2500+Rs.167.220 7500+Rs.163.980	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Buck (Step Down)	-	-	-	1.8V	-	-	-	-	-	-	5.5V	-	-	350mA	-	350mA	-	µDFN	-	-	-	6Pins	Surface Mount	-	-	-	-	700mV	3.3V	-	96%	-40°C	85°C	-	-
MAX669EUB+	2518884 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Constant Frequency Current Mode 1.8V to 28V 1 Output Boost 575kHz µMAX-10	Each	1+Rs.998.510 10+Rs.779.220 50+Rs.691.430 100+Rs.664.250 250+Rs.635.560 More Pricing...	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Boost (Step Up)	-	-	-	-	-	-	-	-	-	-	-	-	-	6A	-	6A	-	UMAX	-	-	-	10Pins	Surface Mount	-	-	-	-	-	-	500kHz	90%	-40°C	85°C	-	-
XC9276BK66ER-G	3535790 Data Sheet RoHS	TOREX DC-DC Switching Synchronous Step-Down Regulator Adjustable 1.8-6V in 0.6-3.6V/0.15A out USP-B06	Each (Supplied on Cut Tape) Cut Tape	1+Rs.80.620 10+Rs.63.280 100+Rs.56.800 500+Rs.54.850 1000+Rs.52.600 More Pricing...	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Synchronous Buck (Step Down)	-	-	-	1.8V	-	-	-	-	-	-	6V	-	-	150mA	-	150mA	-	USP-8B06	-	-	-	8Pins	Surface Mount	-	-	-	-	600mV	3.6V	-	93.7%	-40°C	85°C	XC9276 Series	-
BD8P250MUF-CE2	3019057 Data Sheet RoHS	ROHM Synchronous Buck Buck-Boost Switching Regulator Fixed 2.7V to 36V In 5V/2A Out 2.2MHz VQFN-24	Each (Supplied on Cut Tape) Cut Tape	1+Rs.409.660 10+Rs.310.810 25+Rs.286.090 50+Rs.272.310 100+Rs.258.530 More Pricing...	-	-	-	-	Fixed	-	-	-	1Outputs	-	-	-	-	-	Synchronous Buck, Buck-Boost	-	-	-	2.7V	-	-	-	-	-	-	36V	-	-	2A	-	2A	-	VQFN	-	-	-	24Pins	Surface Mount	-	5V	5V	-	-	-	2.2MHz	-	-40°C	125°C	-	AEC-Q100
XC9276B123MR-G	3535781 Data Sheet RoHS	TOREX DC-DC Switching Synchronous Step-Down Regulator Adjustable 1.8-6V in 0.6-3.6V/0.15A out SOT-26W	Each (Supplied on Cut Tape) Cut Tape	1+Rs.80.620 10+Rs.63.280 100+Rs.56.800 500+Rs.54.850 1000+Rs.52.600 More Pricing...	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Synchronous Buck (Step Down)	-	-	-	1.8V	-	-	-	-	-	-	6V	-	-	150mA	-	150mA	-	SOT-26W	-	-	-	6Pins	Surface Mount	-	-	-	-	600mV	3.6V	-	80.4%	-40°C	85°C	XC9276 Series	-
XC9140C301MR-G	3535645 Data Sheet RoHS	TOREX DC-DC Switching Synchronous Step-Up Regulator 0.9-5.5V in 3V out 0.1A out SOT-25 5Pin	Each (Supplied on Cut Tape) Cut Tape	1+Rs.108.550 10+Rs.70.940 100+Rs.58.640 500+Rs.56.220 1000+Rs.54.960 More Pricing...	-	-	-	-	Fixed	-	-	-	1Outputs	-	-	-	-	-	Synchronous Boost (Step Up)	-	-	-	900mV	-	-	-	-	-	-	5.5V	-	-	100mA	-	100mA	-	SOT-25	-	-	-	5Pins	Surface Mount	-	3V	3V	-	-	-	-	86%	-40°C	85°C	-	-
MAX20076EATCB/VY+	3489552 Data Sheet RoHS	ANALOG DEVICES DC/DC CONV SYNC BUCK 2.1MHZ 125DEG C	Each	1+Rs.329.650 10+Rs.247.670 25+Rs.227.190 100+Rs.204.650 490+Rs.187.580 More Pricing...	-	-	-	-	Fixed	-	-	-	1Outputs	-	-	-	-	-	Synchronous Buck (Step Down)	-	-	-	3.5V	-	-	-	-	-	-	36V	-	-	1.2A	-	1.2A	-	TDFN-EP	-	-	-	12Pins	Surface Mount	-	3.3V	3.3V	-	-	-	2.1MHz	-	-40°C	125°C	-	AEC-Q100
XC9265A2214R-G	3535740 Data Sheet RoHS	TOREX DC-DC Switching Synchronous Step-Down Regulator 2-6V in 2.2V out 0.2A out USP-6EL 6Pin	Each (Supplied on Cut Tape) Cut Tape	1+Rs.115.880 10+Rs.90.950 50+Rs.81.640 100+Rs.78.840 250+Rs.75.600 More Pricing...	-	-	-	-	Fixed	-	-	-	1Outputs	-	-	-	-	-	Synchronous Buck (Step Down)	-	-	-	2V	-	-	-	-	-	-	6V	-	-	200mA	-	200mA	-	USP-6EL	-	-	-	6Pins	Surface Mount	-	2.2V	2.2V	-	-	-	-	93%	-40°C	85°C	-	-
XC9276B462MR-G	3535784 Data Sheet RoHS	TOREX DC-DC Switching Synchronous Step-Down Regulator Adjustable 1.8-6V in 0.6-3.6V/0.15A out SOT-26W	Each (Supplied on Cut Tape) Cut Tape	1+Rs.80.620 10+Rs.63.280 100+Rs.56.800 500+Rs.54.850 1000+Rs.52.600 More Pricing...	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Synchronous Buck (Step Down)	-	-	-	1.8V	-	-	-	-	-	-	6V	-	-	150mA	-	150mA	-	SOT-26W	-	-	-	6Pins	Surface Mount	-	-	-	-	600mV	3.6V	-	86%	-40°C	85°C	XC9276 Series	-
XC9276BD32ER-G	3535788 Data Sheet RoHS	TOREX DC-DC Switching Synchronous Step-Down Regulator Adjustable 1.8-6V in 0.6-3.6V/0.15A out USP-B06	Each (Supplied on Cut Tape) Cut Tape	1+Rs.80.620 10+Rs.63.280 100+Rs.56.800 500+Rs.54.850 1000+Rs.52.600 More Pricing...	-	-	-	-	Adjustable	-	-	-	1Outputs	-	-	-	-	-	Synchronous Buck (Step Down)	-	-	-	1.8V	-	-	-	-	-	-	6V	-	-	150mA	-	150mA	-	USP-8B06	-	-	-	8Pins	Surface Mount	-	-	-	-	600mV	3.6V	-	93.7%	-40°C	85°C	XC9276 Series	-
FAN251040MNTXG	3787264 Data Sheet RoHS	ONSEMI DC/DC POL Converter Adjustable Synchronous Buck 4.5V to 18V in 0.5 V to 5.5 V /40A out WQFN-34	Each (Supplied on Cut Tape) Cut Tape	1+Rs.495.850 10+Rs.378.340 25+Rs.348.720 50+Rs.342.370 100+Rs.336.010 More Pricing...	-	-	-	-	Adjustable	-	-	-	1Outputs	-	1 Output	-	-	-	Synchronous Buck (Step Down)	-	-	-	4.5V	-	-	-	-	-	-	18V	-	-	40A	-	40A	-	WQFN	-	-	-	34Pins	Surface Mount	-	-	-	-	500mV	5.5V	1.4MHz	96%	-40°C	125°C	-	-