DC / DC Controllers | element14 China

element14 offers an exclusive range of DC-DC converters that excel in applications ranging from automotive systems and industrial equipment to telecommunications and consumer electronics.

Modern DC-DC controllers incorporate advanced features such as programmable switching frequencies, synchronization capabilities, and adaptive dead-time control. They support various topologies, including buck, boost, buck-boost, and SEPIC configurations.

The primary function of DC-DC converters is to ensure stable and efficient power delivery. To do this, they convert the voltage of a direct current (DC) source from one level to another. DC-DC converters maintain a constant output voltage in applications where input voltage levels can fluctuate due to factors such as battery discharging over time or changes in load conditions. One significant advantage of DC-DC converters is their superior power conversion efficiency.

Key benefits include high-efficiency power conversion, precise output voltage regulation, comprehensive protection features, flexible design options, and support for a wide input voltage range. When selecting a DC-DC controller, engineers must consider input/output voltage requirements, load current, efficiency targets, PCB space constraints, and thermal management needs. For optimal performance, refer to manufacturer design guidelines and application notes specific to your requirements.

Manufacturer Part No	Order Code	Manufacturer / Description	Price For	Price (inc GST)	Control Mode	Supply Voltage	Supply Voltage Min	Supply Voltage Max	No. of Outputs	No. of Regulated Outputs	Duty Cycle (%)	IC Case / Package	No. of Pins	Switching Frequency	Topology	Operating Temperature Min	Operating Temperature Max	Qualification

ISL78227ARZ-T7A	3869686 Data Sheet RoHS	RENESAS Controller AEC-Q100 1.1 MHz Boost WFQFN-32	Each (Supplied on Cut Tape) Cut Tape	1+ CNY71.680(CNY80.9984) 10+ CNY56.960(CNY64.3648) 25+ CNY52.880(CNY59.7544) 50+ CNY50.650(CNY57.2345) 100+ CNY48.420(CNY54.7146) More Pricing...	Current Mode Control	-	4.75V	5.5V	2Outputs	-	89%	WFQFN	32Pins	1.1MHz	Boost (Step Up)	-40°C	125°C	AEC-Q100
ISL78227ARZ-T7A	3869686RL Data Sheet RoHS	RENESAS Controller AEC-Q100 1.1 MHz Boost WFQFN-32	Each (Supplied on Cut Tape) Re-Reel	1+ CNY71.680(CNY80.9984) 10+ CNY56.960(CNY64.3648) 25+ CNY52.880(CNY59.7544) 50+ CNY50.650(CNY57.2345) 100+ CNY48.420(CNY54.7146) More Pricing...	Current Mode Control	-	4.75V	5.5V	2Outputs	-	89%	WFQFN	32Pins	1.1MHz	Boost (Step Up)	-40°C	125°C	AEC-Q100
XC9103D092MR-G	3535624 Data Sheet RoHS	TOREX DC/DC Controller Boost 1.8V to 10V Supply 1 Output 81% Duty Cycle 180 kHz SOT-25-5	Each (Supplied on Cut Tape) Cut Tape	1+ CNY11.990(CNY13.5487) 10+ CNY7.800(CNY8.814) 50+ CNY7.400(CNY8.362) 100+ CNY6.970(CNY7.8761) 250+ CNY6.710(CNY7.5823) More Pricing...	Current Mode Control	-	1.8V	10V	1Outputs	-	81%	SOT-25	5Pins	180kHz	Boost (Step Up)	-40°C	85°C	-
XC9220C09AMR-G	3535664 Data Sheet RoHS	TOREX DC/DC Controller Buck 2.8V to 16V Supply 1 Output 100% Duty Cycle 1 MHz SOT-25-5	Each (Supplied on Cut Tape) Cut Tape	1+ CNY8.480(CNY9.5824) 10+ CNY5.490(CNY6.2037) 50+ CNY5.190(CNY5.8647) 100+ CNY4.890(CNY5.5257) 250+ CNY4.750(CNY5.3675) More Pricing...	Constant Frequency	-	2.8V	16V	1Outputs	-	100%	SOT-25	5Pins	1MHz	Buck (Step Down)	-40°C	85°C	-
MIC21LV33YML-TR	3758604 Data Sheet RoHS	MICROCHIP DC/DC Controller Synchronous Buck 4.5 to 36V Supply 1 Output 85% Duty Cycle 500 kHz VQFN-EP-32	Each (Supplied on Cut Tape) Cut Tape	1+ CNY14.150(CNY15.9895) 25+ CNY11.900(CNY13.447) 100+ CNY11.170(CNY12.6221)	Current Mode Control	-	4.5V	36V	1Outputs	-	85%	VQFN-EP	32Pins	500kHz	Synchronous Buck (Step Down)	-40°C	125°C	-
MP6005AGQ-P	3935114 Data Sheet RoHS	MONOLITHIC POWER SYSTEMS (MPS) Controller DC/DC Converter Flyback 8 to 80V/in 420KHz -40 to 125DEG C QFN-10	Each (Supplied on Cut Tape) Cut Tape	1+ CNY17.150(CNY19.3795) 10+ CNY11.660(CNY13.1758) 50+ CNY11.050(CNY12.4865) 100+ CNY10.440(CNY11.7972) 250+ CNY9.850(CNY11.1305) More Pricing...	Current Mode Control	-	8V	80V	1Outputs	-	70%	QFN	10Pins	420kHz	Flyback	-40°C	125°C	-
LM5088MH-2/NOPB	3008660 RoHS	TEXAS INSTRUMENTS DC/DC Controller Constant On-Time 8.3V to 13V supply 1 Output Buck 1MHz HTSSOP-16	Each	1+ CNY37.780(CNY42.6914) 10+ CNY36.880(CNY41.6744) 25+ CNY35.970(CNY40.6461) 50+ CNY35.070(CNY39.6291) 100+ CNY34.160(CNY38.6008) More Pricing...	Current Mode Control	-	8.3V	13V	1Outputs	-	95%	HTSSOP	16Pins	1MHz	Buck (Step Down)	-40°C	125°C	-
LM5175PWPT	3008670 RoHS	TEXAS INSTRUMENTS DC/DC Controller Current Mode 3.5V to 42V 1 Output Synchronous Buck-Boost 500kHz HTSSOP-28	Each (Supplied on Cut Tape) Cut Tape	1+ CNY74.080(CNY83.7104) 10+ CNY57.720(CNY65.2236) 25+ CNY53.610(CNY60.5793) 50+ CNY51.360(CNY58.0368) 100+ CNY49.110(CNY55.4943) More Pricing...	Current Mode Control	-	3.5V	42V	1Outputs	-	50%	HTSSOP	28Pins	500kHz	Synchronous Buck-Boost	-40°C	125°C	-
LM3524DM/NOPB	3008653 RoHS	TEXAS INSTRUMENTS Regulating Pulse Width Modulator 5V to 40V 1 Output Boost Buck Flyback 550kHz SOIC-16	Each	1+ CNY15.840(CNY17.8992) 10+ CNY10.080(CNY11.3904) 50+ CNY9.190(CNY10.3847) 100+ CNY9.020(CNY10.1926) 250+ CNY8.830(CNY9.9779) More Pricing...	Current Mode Control	-	5V	40V	1Outputs	-	49%	SOIC	16Pins	550kHz	Boost, Buck, Flyback	0°C	80°C	-
LM5642MTCX/NOPB	3123719 RoHS	TEXAS INSTRUMENTS DC/DC Controller Buck Step Down 2 Out 4.5V to 36V Supply 98.9 % Duty Cycle 250 kHz TSSOP-28	Each (Supplied on Cut Tape) Cut Tape	1+ CNY39.340(CNY44.4542) 10+ CNY29.990(CNY33.8887) 25+ CNY27.680(CNY31.2784) 50+ CNY26.360(CNY29.7868) 100+ CNY25.040(CNY28.2952) More Pricing...	Current Mode Control	-	4.5V	36V	2Outputs	-	98.9%	TSSOP	28Pins	250kHz	Synchronous Buck (Step Down)	-40°C	125°C	-
TLE63893GV50XUMA2	3703518 Data Sheet RoHS	INFINEON DC/DC Controller Buck 5 V to 60 V Supply 1 Output 360 kHz SOIC-14	Each (Supplied on Cut Tape) Cut Tape	1+ CNY40.970(CNY46.2961) 10+ CNY28.180(CNY31.8434) 25+ CNY28.160(CNY31.8208) 50+ CNY28.130(CNY31.7869) 100+ CNY28.100(CNY31.753) More Pricing...	Current Mode Control	-	5V	60V	1Outputs	-	100%	SOIC	14Pins	360kHz	Buck (Step Down)	-40°C	150°C	AEC-Q100
ICE2HS01GXUMA1	2480507 Data Sheet RoHS	INFINEON Resonant Mode Controller High Performance 11V to 18V 1 Output 1MHz SOIC-20	Each (Supplied on Cut Tape) Cut Tape	1+ CNY20.420(CNY23.0746) 10+ CNY13.950(CNY15.7635) 50+ CNY13.230(CNY14.9499) 100+ CNY12.500(CNY14.125) 250+ CNY11.820(CNY13.3566) More Pricing...	Current Mode Control	-	11V	18V	1Outputs	-	50%	SOIC	20Pins	1MHz	-	-25°C	125°C	-
ISL78206AVEZ-T7A	2543346 Data Sheet RoHS	RENESAS DC/DC Controller Synchronous Buck (Step Down) 3 V to 40 V 1 Output 2.2 MHz HTSSOP-20	Each (Supplied on Cut Tape) Cut Tape	1+ CNY48.820(CNY55.1666) 10+ CNY37.410(CNY42.2733) 25+ CNY34.590(CNY39.0867) 50+ CNY33.350(CNY37.6855) 100+ CNY32.110(CNY36.2843) More Pricing...	Current Mode Control	-	3V	40V	1Outputs	-	-	HTSSOP	20Pins	2.2MHz	Synchronous Buck (Step Down)	-40°C	105°C	AEC-Q100
IRS27952STRPBF	2762369 Data Sheet RoHS	INFINEON DC/DC Controller Half Bridge 12V to 18V Supply 1 Output 50% Duty Cycle 500 kHz NSOIC-8	Each (Supplied on Cut Tape) Cut Tape	1+ CNY18.200(CNY20.566) 10+ CNY12.120(CNY13.6956) 50+ CNY11.590(CNY13.0967) 100+ CNY11.050(CNY12.4865) 250+ CNY10.450(CNY11.8085) More Pricing...	Current Mode Control	-	12V	18V	1Outputs	-	50%	NSOIC	8Pins	500kHz	Half Bridge	-40°C	150°C	-
LM5116MHX/NOPB	3008661 RoHS	TEXAS INSTRUMENTS DC/DC Controller Synchronous Buck Step Down 6V to 100V Supply 98 % Duty Cycle 1Mhz HTSSOP-20	Each (Supplied on Cut Tape) Cut Tape	1+ CNY48.660(CNY54.9858) 10+ CNY37.240(CNY42.0812) 25+ CNY34.220(CNY38.6686) 50+ CNY32.750(CNY37.0075) 100+ CNY31.290(CNY35.3577) More Pricing...	Current Mode Control	-	6V	100V	1Outputs	-	98%	HTSSOP	20Pins	1MHz	Synchronous Buck (Step Down)	-40°C	150°C	-
LM3488MM/NOPB	3123705 RoHS	TEXAS INSTRUMENTS DC/DC Controller High Efficiency 2.97V to 40V 1 Output Boost Flyback SEPIC 1MHz VSSOP-8	Each (Supplied on Cut Tape) Cut Tape	1+ CNY23.570(CNY26.6341) 10+ CNY18.090(CNY20.4417) 25+ CNY16.790(CNY18.9727) 50+ CNY16.060(CNY18.1478) 100+ CNY15.310(CNY17.3003) More Pricing...	Current Mode Control	-	2.97V	40V	1Outputs	-	100%	VSSOP	8Pins	1MHz	Boost, Flyback, SEPIC	-40°C	125°C	-
LM5085QMYE/NOPB	3008659 RoHS	TEXAS INSTRUMENTS DC/DC Controller Constant On-Time 4.5V to 75V 1 Output Buck 1MHz HVSSOP-8	Each (Supplied on Cut Tape) Cut Tape	1+ CNY29.350(CNY33.1655) 10+ CNY22.070(CNY24.9391) 25+ CNY20.220(CNY22.8486) 50+ CNY19.250(CNY21.7525) 100+ CNY18.290(CNY20.6677) More Pricing...	Voltage Mode Control	-	4.5V	75V	1Outputs	-	100%	HVSSOP	8Pins	1MHz	Buck (Step Down)	-40°C	125°C	-
NCP81172MNTXG	2845227 Data Sheet RoHS	ONSEMI DC/DC Controller Synchronous Buck 4.5V to 24V Supply 2 Output 100% Duty Cycle 800 kHz QFN-24	Each (Supplied on Cut Tape) Cut Tape	1+ CNY8.400(CNY9.492) 10+ CNY5.530(CNY6.2489) 50+ CNY5.210(CNY5.8873) 100+ CNY4.890(CNY5.5257) 250+ CNY4.580(CNY5.1754) More Pricing...	Current Mode Control	-	4.5V	24V	2Outputs	-	100%	QFN	24Pins	800kHz	Synchronous Buck (Step Down)	-40°C	100°C	-
XC9103D095MR-G	3535625 Data Sheet RoHS	TOREX DC/DC Controller Boost 1.8V to 10V Supply 1 Output 81% Duty Cycle 500 kHz SOT-25-5	Each (Supplied on Cut Tape) Cut Tape	1+ CNY11.650(CNY13.1645) 10+ CNY7.530(CNY8.5089) 50+ CNY7.160(CNY8.0908) 100+ CNY6.770(CNY7.6501) 250+ CNY6.540(CNY7.3902) More Pricing...	Current Mode Control	-	1.8V	10V	1Outputs	-	80%	SOT-25	5Pins	500kHz	Boost (Step Up)	-40°C	85°C	-
XC9221A095MR-G	3535665 Data Sheet RoHS	TOREX DC/DC Controller Buck 2.8V to 16V Supply 1 Output 100% Duty Cycle 500 kHz SOT-25-5	Each (Supplied on Cut Tape) Cut Tape	1+ CNY8.810(CNY9.9553) 10+ CNY7.550(CNY8.5315) 50+ CNY6.660(CNY7.5258) 100+ CNY5.760(CNY6.5088) 250+ CNY5.430(CNY6.1359) More Pricing...	Constant Frequency	-	2.8V	16V	1Outputs	-	100%	SOT-25	5Pins	500kHz	Buck (Step Down)	-40°C	85°C	-
LM5175PWPT	3008670RL RoHS	TEXAS INSTRUMENTS DC/DC CTRL SYNC BUCK-BOOST HTSSOP28	Each (Supplied on Cut Tape) Re-Reel	10+ CNY57.720(CNY65.2236) 25+ CNY53.610(CNY60.5793) 50+ CNY51.360(CNY58.0368) 100+ CNY49.110(CNY55.4943) 250+ CNY46.680(CNY52.7484) More Pricing...	Current Mode Control	-	3.5V	42V	1Outputs	-	50%	HTSSOP	28Pins	500kHz	Synchronous Buck-Boost	-40°C	125°C	-
TPS43061RTET	3008675 RoHS	TEXAS INSTRUMENTS DC/DC Controller Current Mode 4.5V to 38V 1 Output Synchronous Boost 1MHz WQFN-16	Each (Supplied on Cut Tape) Cut Tape	1+ CNY27.960(CNY31.5948) 10+ CNY21.010(CNY23.7413) 25+ CNY19.270(CNY21.7751) 50+ CNY18.300(CNY20.679) 100+ CNY17.330(CNY19.5829) More Pricing...	Current Mode Control	-	4.5V	38V	1Outputs	-	95%	WQFN	16Pins	1MHz	Synchronous Boost (Step Up)	-40°C	150°C	-
LM3478MMX/NOPB	3008650 RoHS	TEXAS INSTRUMENTS DC/DC Controller Boost Flyback SEPIC 2.97 V to 40 V Supply 100 % Duty Cycle 1 MHz VSSOP-8	Each (Supplied on Cut Tape) Cut Tape	1+ CNY22.830(CNY25.7979) 10+ CNY17.080(CNY19.3004) 25+ CNY15.610(CNY17.6393) 50+ CNY14.840(CNY16.7692) 100+ CNY14.060(CNY15.8878) More Pricing...	Current Mode Control	-	2.97V	40V	1Outputs	-	100%	VSSOP	8Pins	1MHz	Boost, Flyback, SEPIC	-40°C	125°C	-
LM5119PSQE/NOPB	3008664 RoHS	TEXAS INSTRUMENTS DC/DC Controller Current Mode 5.5V to 65V 2 Outputs Synchronous Buck 750kHz LLP-32	Each (Supplied on Cut Tape) Cut Tape	1+ CNY87.380(CNY98.7394) 10+ CNY68.060(CNY76.9078) 25+ CNY63.120(CNY71.3256) 50+ CNY60.460(CNY68.3198) 100+ CNY57.800(CNY65.314) More Pricing...	Current Mode Control	-	5.5V	65V	2Outputs	-	98%	LLP	32Pins	750kHz	Synchronous Buck (Step Down)	-40°C	125°C	-
MPQ4210GU-AEC1-P	3361169 Data Sheet RoHS	MONOLITHIC POWER SYSTEMS (MPS) DC/DC Controller AEC-Q100 1 Output Synchronous Buck-Boost 400 kHz 5V to 40V in QFN-EP-27	Each (Supplied on Cut Tape) Cut Tape	1+ CNY42.640(CNY48.1832) 10+ CNY32.600(CNY36.838) 25+ CNY30.010(CNY33.9113) 50+ CNY28.640(CNY32.3632) 100+ CNY27.270(CNY30.8151) More Pricing...	Current Mode Control	-	5V	40V	1Outputs	-	-	QFN-EP	27Pins	600kHz	Synchronous Buck-Boost	-40°C	125°C	AEC-Q100