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	No. of Outputs	Supply Voltage	No. of Outputs	Supply Voltage Min	No. of Step-Down DC - DC Converters	Topology	Supply Voltage Max	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	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.247.130 10+Rs.183.450 25+Rs.167.300 50+Rs.165.270 100+Rs.163.230 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	-	-
MCP16331T-E/CH	2448515 Data Sheet RoHS	MICROCHIP DC-DC Switching Buck (Step Down) Regulator Adjustable 4.4V-50Vin 2V-24Vout 500mAout SOT-23-6	Each (Supplied on Cut Tape) Cut Tape	1+Rs.168.710 25+Rs.141.600 100+Rs.138.770 3000+Rs.136.490	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Buck (Step Down)	-	-	4.4V	-	-	-	-	-	-	50V	-	500mA	-	500mA	-	SOT-23	-	-	-	6Pins	Surface Mount	-	-	-	-	2V	24V	500kHz	96%	-40°C	125°C	-	AEC-Q100
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.154.930 25+Rs.151.840 100+Rs.148.740	-	-	-	-	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
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.79.470 10+Rs.76.140 50+Rs.72.810 100+Rs.69.480 250+Rs.66.150 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	-	-
L5970ADTR	2806915 Data Sheet RoHS	STMICROELECTRONICS DC-DC Switching (Step Down) Regulator Adjustable 500kHz 4.4V-36Vin 1.235V-35V/1.5A out SOIC-8	Each (Supplied on Cut Tape) Cut Tape	1+Rs.179.220 10+Rs.174.760 25+Rs.170.290 50+Rs.165.830 100+Rs.161.360 More Pricing...	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Buck (Step Down)	-	-	4.4V	-	-	-	-	-	-	36V	-	1.5A	-	1.5A	-	SOIC	-	-	-	8Pins	Surface Mount	-	-	-	-	1.235V	35V	500kHz	90%	-40°C	150°C	-	-
MAX17662BATE+	3288581 Data Sheet RoHS	ANALOG DEVICES DC/DC CONV SYNC BUCK 2.2MHZ 125DEG C	Each	1+Rs.476.820 10+Rs.362.950 25+Rs.334.520 100+Rs.303.270 250+Rs.288.380 More Pricing...	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Synchronous Buck (Step Down)	-	-	3.5V	-	-	-	-	-	-	36V	-	2A	-	2A	-	TQFN-EP	-	-	-	16Pins	Surface Mount	-	-	-	-	600mV	32.4V	2.2MHz	95%	-40°C	125°C	-	-
MCP16301T-E/CH	2809949 Data Sheet RoHS	MICROCHIP DC-DC Switching Buck Step Down Regulator Adjustable 4V-30Vin 500 kHz 0.6Aout SOT-23-6	Each (Supplied on Cut Tape) Cut Tape	1+Rs.131.120 25+Rs.110.630 100+Rs.108.420 3000+Rs.106.570	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Buck (Step Down)	-	-	4V	-	-	-	-	-	-	30V	-	600mA	-	600mA	-	SOT-23	-	-	-	6Pins	Surface Mount	-	-	-	-	2V	15V	500kHz	96%	-40°C	125°C	-	AEC-Q100
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.90.130 10+Rs.58.060 100+Rs.47.690 500+Rs.45.750 1000+Rs.44.200 More Pricing...	-	-	-	-	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.519.460 10+Rs.396.290 25+Rs.365.530 100+Rs.331.680 250+Rs.317.320 More Pricing...	-	-	-	-	Fixed	-	1Outputs	-	-	-	-	Boost (Step Up)	-	-	800mV	-	-	-	-	-	-	5.5V	-	150mA	-	150mA	-	TSOT	-	-	-	5Pins	Surface Mount	-	3V	3V	-	-	-	-	90%	-40°C	85°C	-	-
ST1S06PU33R	3132610 Data Sheet RoHS	STMICROELECTRONICS Buck (Step Down) Switching Regulator Fixed 2.7V to 6V In 3.3V/1.5A Out 1.5MHz DFN-6	Each (Supplied on Cut Tape) Cut Tape	1+Rs.120.180 10+Rs.79.090 50+Rs.74.540 100+Rs.69.980 250+Rs.65.620 More Pricing...	-	-	-	-	Fixed	-	1Outputs	-	-	-	-	Buck (Step Down)	-	-	2.7V	-	-	-	-	-	-	6V	-	1.5A	-	1.5A	-	DFN	-	-	-	6Pins	Surface Mount	-	3.3V	3.3V	-	-	-	1.5MHz	90%	-40°C	125°C	-	-
MP2149GJ-P	3357957 Data Sheet RoHS	MONOLITHIC POWER SYSTEMS (MPS) DC/DC Switching Regulator Adjustable Synchronous Buck 2.7V to 6V in 5.5V/1A Out TSOT-23-8	Each (Supplied on Cut Tape) Cut Tape	1+Rs.210.300 10+Rs.142.460 50+Rs.134.710 100+Rs.126.960 250+Rs.120.180 More Pricing...	-	-	-	-	Adjustable	-	2Outputs	-	2 Output	-	-	Synchronous Buck (Step Down)	-	-	2.7V	-	-	-	-	-	-	6V	-	-	1A	1A	-	TSOT-23	1A	5.5V	-	8Pins	Surface Mount	5.5V	-	-	-	608mV	6V	1MHz	93%	-40°C	125°C	-	-
MP3428AGL-P	3358028 Data Sheet RoHS	MONOLITHIC POWER SYSTEMS (MPS) DC-DC Switching Synchronous Boost Regulator 3V-20V in 3V to 22V out 19A 600kHz QFN-22	Each (Supplied on Cut Tape) Cut Tape	1+Rs.616.770 10+Rs.539.670 25+Rs.447.160 50+Rs.400.900 100+Rs.370.070 More Pricing...	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Synchronous Boost (Step Up)	-	-	3V	-	-	-	-	-	-	20V	-	19A	-	19A	-	QFN	-	-	-	22Pins	Surface Mount	-	-	-	-	3V	22V	600kHz	-	-40°C	125°C	-	-
MC34163DWR2G	3368406 Data Sheet RoHS	ONSEMI DC/DC CONV BUCK/BOOST 50KHZ 70DEG C	Each (Supplied on Cut Tape) Cut Tape	1+Rs.239.670 10+Rs.233.790 25+Rs.227.910 50+Rs.222.030 100+Rs.216.150 More Pricing...	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Buck, Boost, Inverting	-	-	2.5V	-	-	-	-	-	-	40V	-	3.4A	-	3.4A	-	WSOIC	-	-	-	16Pins	Surface Mount	-	-	-	-	1.25V	40V	50kHz	88.1%	-40°C	70°C	-	-
MCP1640BT-I/CHY	1800207 Data Sheet RoHS	MICROCHIP DC-DC Switching Synchronous Boost Regulator Adjustable 650 mV to 5.5 V in 2 V to 5.5 V/350 mA out	Each (Supplied on Cut Tape) Cut Tape	1+Rs.74.240 25+Rs.61.940 100+Rs.60.710 3000+Rs.59.470	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Synchronous Boost (Step Up)	-	-	650mV	-	-	-	-	-	-	5.5V	-	350mA	-	350mA	-	SOT-23	-	-	-	6Pins	Surface Mount	-	-	-	-	2V	5.5V	500kHz	96%	-40°C	85°C	-	-
A7986ATR	2435540 Data Sheet RoHS	STMICROELECTRONICS DC-DC Switching Buck (Step Down) Regulator Adjustable 4.5V-38Vin 600mV-38Vout 3Aout HSOP-8	Each (Supplied on Cut Tape) Cut Tape	1+Rs.248.100 10+Rs.184.140 25+Rs.167.660 50+Rs.158.940 100+Rs.150.220 More Pricing...	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Buck (Step Down)	-	-	4.5V	-	-	-	-	-	-	38V	-	3A	-	3A	-	HSOP	-	-	-	8Pins	Surface Mount	-	-	-	-	600mV	38V	250kHz	-	-40°C	150°C	-	AEC-Q100
MAX764EPA+	2514123 Data Sheet RoHS	ANALOG DEVICES Inverting Switching Regulator Fixed 3V-16Vin -5V/260mA out 300 kHz DIP-8	Each	1+Rs.1,278.300 10+Rs.1,006.270 50+Rs.897.410 100+Rs.863.710 250+Rs.828.140 More Pricing...	-	-	-	-	Fixed	-	1Outputs	-	-	-	-	Inverting	-	-	3V	-	-	-	-	-	-	16V	-	260mA	-	260mA	-	DIP	-	-	-	8Pins	Through Hole	-	-5V	-5V	-	1V	16V	300kHz	80%	-40°C	85°C	-	-
MP8765GQ-P	3358056 Data Sheet RoHS	MONOLITHIC POWER SYSTEMS (MPS) DC-DC Switching Synchronous Buck Regulator 5V-22V in 604mV to 5.5V out 6A 500kHz QFN-16	Each (Supplied on Cut Tape) Cut Tape	1+Rs.233.960 10+Rs.213.010 50+Rs.192.070 100+Rs.171.120 250+Rs.150.170 More Pricing...	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Synchronous Buck (Step Down)	-	-	5V	-	-	-	-	-	-	22V	-	6A	-	6A	-	QFN	-	-	-	16Pins	Surface Mount	-	-	-	-	604mV	5.5V	500kHz	-	-40°C	125°C	-	-
MPQ9841GL-AEC1-P	3782441 Data Sheet RoHS	MONOLITHIC POWER SYSTEMS (MPS) DC-DC Switching Synchronous Buck Regulator Adjustable 3.3 V to 36 V in 0.8 V to 36 V /1 A QFN-16	Each (Supplied on Cut Tape) Cut Tape	1+Rs.331.990 10+Rs.250.320 25+Rs.229.900 50+Rs.218.810 100+Rs.207.710 More Pricing...	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Synchronous Buck (Step Down)	-	-	3.3V	-	-	-	-	-	-	36V	-	1A	-	1A	-	QFN	-	-	-	16Pins	Surface Mount	-	-	-	-	800mV	36V	2.5MHz	-	-40°C	125°C	-	AEC-Q100
MPQ2167AGQE-AEC1-P	3650243 Data Sheet RoHS	MONOLITHIC POWER SYSTEMS (MPS) DC-DC Switching Synchronous Buck Regulator Adjustable 2.7 V to 6 V in 0.606-6 V/6 A out QFN-14	Each (Supplied on Cut Tape) Cut Tape	1+Rs.365.720 10+Rs.351.210 25+Rs.336.690 50+Rs.322.190 100+Rs.312.590	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Synchronous Buck (Step Down)	-	-	2.7V	-	-	-	-	-	-	6V	-	6A	-	6A	-	QFN	-	-	-	14Pins	Surface Mount	-	-	-	-	606mV	6V	2.1MHz	-	-40°C	125°C	-	AEC-Q100
XC9223B082AR-G	3535670 Data Sheet RoHS	TOREX DC-DC Switching Synchronous Buck Regulator Adjustable 2.5 V to 6 V in 0.9 V-6 V/1 A out	Each (Supplied on Cut Tape) Cut Tape	1+Rs.159.730 10+Rs.110.950	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Synchronous Buck (Step Down)	-	-	2.5V	-	-	-	-	-	-	6V	-	1A	-	1A	-	MSOP	-	-	-	10Pins	Surface Mount	-	-	-	-	900mV	6V	2MHz	95%	-40°C	85°C	-	-
MIC23050-SYML-TR	2920748 Data Sheet RoHS	MICROCHIP Synchronous Buck Step Down Switching Regulator Fixed 2.7V to 5.5V In 3.3V/600mA Out 4MHz MLF-8	Each (Supplied on Cut Tape) Cut Tape	1+Rs.51.370 25+Rs.50.350 100+Rs.49.320 5000+Rs.48.290	-	-	-	-	Fixed	-	1Outputs	-	-	-	-	Synchronous Buck (Step Down)	-	-	2.7V	-	-	-	-	-	-	5.5V	-	600mA	-	600mA	-	MLF	-	-	-	8Pins	Surface Mount	-	3.3V	3.3V	-	-	-	4MHz	93%	-40°C	125°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.162.170 10+Rs.106.520 50+Rs.96.410	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Synchronous Buck (Step Down)	-	-	2.7V	-	-	-	-	-	-	5.5V	-	3A	-	3A	-	HTSOP	-	-	-	8Pins	Surface Mount	-	-	-	-	1V	2.5V	1MHz	-	-25°C	85°C	-	-
MP2315GJ-P	3357980 Data Sheet RoHS	MONOLITHIC POWER SYSTEMS (MPS) DC-DC Switching Synchronous Buck Regulator 4.5V-24V in 800mV to 22.8V out 3A 500kHz TSOT-23-8	Each (Supplied on Cut Tape) Cut Tape	1+Rs.261.670 10+Rs.181.240 50+Rs.172.030 100+Rs.162.820 250+Rs.154.100 More Pricing...	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Synchronous Buck (Step Down)	-	-	4.5V	-	-	-	-	-	-	24V	-	3A	-	3A	-	TSOT-23	-	-	-	8Pins	Surface Mount	-	-	-	-	800mV	22.8V	500kHz	-	-40°C	125°C	-	-
MPQ2123GD-AEC1-P	3923966 Data Sheet RoHS	MONOLITHIC POWER SYSTEMS (MPS) DC-DC Switching Synchronous Buck Regulator Adjustable 2.7 to 6 V in 0.606 to 6 V /2 A QFN-11	Each (Supplied on Cut Tape) Cut Tape	1+Rs.362.050 10+Rs.316.790 25+Rs.262.490 50+Rs.235.340 100+Rs.217.230 More Pricing...	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Synchronous Buck (Step Down)	-	-	2.7V	-	-	-	-	-	-	6V	-	2A	-	2A	-	QFN	-	-	-	11Pins	Surface Mount	-	-	-	-	0.606V	6V	2.1MHz	-	-40°C	125°C	-	AEC-Q100
MP8795GLE-P	3922478 Data Sheet RoHS	MONOLITHIC POWER SYSTEMS (MPS) DC-DC Switching Synchronous Buck Regulator Adjustable 4 to 16 V in 0.6 to 5.5 V /15 A QFN-21	Each (Supplied on Cut Tape) Cut Tape	1+Rs.299.420 10+Rs.254.460 25+Rs.254.100 50+Rs.237.160 100+Rs.220.220 More Pricing...	-	-	-	-	Adjustable	-	1Outputs	-	-	-	-	Synchronous Buck (Step Down)	-	-	4V	-	-	-	-	-	-	16V	-	15A	-	15A	-	QFN	-	-	-	21Pins	Surface Mount	-	-	-	-	600mV	5.5V	1MHz	-	-40°C	125°C	-	-