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

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	-
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+ CNY41.980(CNY47.4374) 10+ CNY31.980(CNY36.1374) 25+ CNY29.510(CNY33.3463) 50+ CNY28.110(CNY31.7643) 100+ CNY26.710(CNY30.1823) More Pricing...	Current Mode Control	-	4.5V	36V	2Outputs	-	98.9%	TSSOP	28Pins	250kHz	Synchronous Buck (Step Down)	-40°C	125°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	-
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+ CNY29.990(CNY33.8887) 10+ CNY23.280(CNY26.3064) 25+ CNY21.280(CNY24.0464) 50+ CNY20.200(CNY22.826) 100+ CNY19.120(CNY21.6056) More Pricing...	Voltage Mode Control	-	4.5V	75V	1Outputs	-	100%	HVSSOP	8Pins	1MHz	Buck (Step Down)	-40°C	125°C	-
ISL78227ARZ-T7A	3869686 Data Sheet RoHS	RENESAS Controller AEC-Q100 1.1 MHz Boost WFQFN-32	Each (Supplied on Cut Tape) Cut Tape	1+ CNY73.170(CNY82.6821) 10+ CNY58.600(CNY66.218) 25+ CNY54.450(CNY61.5285) 50+ CNY52.140(CNY58.9182) 100+ CNY49.830(CNY56.3079) More Pricing...	Current Mode Control	-	4.75V	5.5V	2Outputs	-	89%	WFQFN	32Pins	1.1MHz	Boost (Step Up)	-40°C	125°C	AEC-Q100
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+ CNY23.540(CNY26.6002) 10+ CNY17.580(CNY19.8654) 25+ CNY15.930(CNY18.0009) 50+ CNY15.190(CNY17.1647) 100+ CNY14.440(CNY16.3172) More Pricing...	Current Mode Control	-	2.97V	40V	1Outputs	-	100%	VSSOP	8Pins	1MHz	Boost, Flyback, SEPIC	-40°C	125°C	-
MCP1650S-E/MS	1863920 Data Sheet RoHS	MICROCHIP DC/DC Controller 2.7V to 5.5V 1 Output Boost 850kHz MSOP-8	Each	1+ CNY14.100(CNY15.933) 25+ CNY11.740(CNY13.2662) 100+ CNY11.660(CNY13.1758)	Current Mode Control	-	2.7V	5.5V	1Outputs	-	88%	MSOP	8Pins	850kHz	Boost (Step Up)	-40°C	125°C	AEC-Q100
LM5118MHX/NOPB	3008663 RoHS	TEXAS INSTRUMENTS DC/DC Controller Buck-Boost 3 V to 75 V 1 Output 500 kHz HTSSOP-20	Each (Supplied on Cut Tape) Cut Tape	1+ CNY55.730(CNY62.9749) 10+ CNY42.700(CNY48.251) 25+ CNY39.420(CNY44.5446) 50+ CNY37.670(CNY42.5671) 100+ CNY35.910(CNY40.5783) More Pricing...	Current Mode Control	-	3V	75V	1Outputs	-	98%	HTSSOP	20Pins	500kHz	Buck-Boost	-40°C	125°C	-
TPS40200GDR	3123733 RoHS	TEXAS INSTRUMENTS DC/DC Controller Voltage Mode 4.5V to 52V 1 Output Buck 500kHz SOIC-8	Each (Supplied on Cut Tape) Cut Tape	1+ CNY18.820(CNY21.2666) 10+ CNY12.810(CNY14.4753) 50+ CNY12.120(CNY13.6956) 100+ CNY11.430(CNY12.9159) 250+ CNY10.820(CNY12.2266) More Pricing...	Voltage Mode Control	-	4.5V	52V	1Outputs	-	95%	SOIC	8Pins	500kHz	Buck (Step Down)	-40°C	85°C	-
LM3485MM/NOPB	3008651 RoHS	TEXAS INSTRUMENTS Hysteretic PFET Controller 4.5V to 35V 1 Output Buck 1MHz VSSOP-8	Each (Supplied on Cut Tape) Cut Tape	1+ CNY16.930(CNY19.1309) 10+ CNY11.340(CNY12.8142) 50+ CNY10.760(CNY12.1588) 100+ CNY10.180(CNY11.5034) 250+ CNY9.590(CNY10.8367) More Pricing...	Hysteretic Control	-	4.5V	35V	1Outputs	-	100%	VSSOP	8Pins	1MHz	Buck (Step Down)	-40°C	125°C	-
TPS40210DGQ	3123735 RoHS	TEXAS INSTRUMENTS DC/DC Controller Current Mode 4.5V to 52V 1 Output Boost 1MHz MSOP-10	Each	1+ CNY32.260(CNY36.4538) 10+ CNY24.420(CNY27.5946) 25+ CNY20.590(CNY23.2667) 50+ CNY19.590(CNY22.1367) 100+ CNY18.930(CNY21.3909) More Pricing...	Current Mode Control	-	4.5V	52V	1Outputs	-	95%	MSOP	10Pins	1MHz	Boost (Step Up)	-40°C	125°C	-
ISL78227ARZ-T7A	3869686RL Data Sheet RoHS	RENESAS Controller AEC-Q100 1.1 MHz Boost WFQFN-32	Each (Supplied on Cut Tape) Re-Reel	1+ CNY73.170(CNY82.6821) 10+ CNY58.600(CNY66.218) 25+ CNY54.450(CNY61.5285) 50+ CNY52.140(CNY58.9182) 100+ CNY49.830(CNY56.3079) More Pricing...	Current Mode Control	-	4.75V	5.5V	2Outputs	-	89%	WFQFN	32Pins	1.1MHz	Boost (Step Up)	-40°C	125°C	AEC-Q100
LM5176PWPT	3008671 RoHS	TEXAS INSTRUMENTS DC/DC Controller Synchronous Buck-Boost 4.2V to 55V Supply 100 % Duty Cycle 600 kHz HTSSOP-28	Each (Supplied on Cut Tape) Cut Tape	1+ CNY78.280(CNY88.4564) 10+ CNY62.360(CNY70.4668) 25+ CNY57.950(CNY65.4835) 50+ CNY55.550(CNY62.7715) 100+ CNY53.150(CNY60.0595) More Pricing...	Current Mode Control	-	4.2V	55V	1Outputs	-	100%	HTSSOP	28Pins	600kHz	Synchronous Buck-Boost	-40°C	125°C	-
NCV8856ADBR2G	4244100 Data Sheet RoHS	ONSEMI DC/DC Controller Synchronous Buck 4.5V to 38V 1 Output TSSOP-20	Each (Supplied on Cut Tape) Cut Tape	1+ CNY33.990(CNY38.4087) 10+ CNY25.590(CNY28.9167) 50+ CNY24.280(CNY27.4364) 100+ CNY22.960(CNY25.9448) 250+ CNY21.760(CNY24.5888) More Pricing...	Current Mode Control	-	4.5V	38V	1Outputs	-	-	TSSOP	20Pins	-	Synchronous Buck (Step Down)	-40°C	150°C	AEC-Q100
LM5176PWPT	3008671RL RoHS	TEXAS INSTRUMENTS DC/DC CTRL SYNC BUCK-BOOST HTSSOP-28	Each (Supplied on Cut Tape) Re-Reel	10+ CNY62.360(CNY70.4668) 25+ CNY57.950(CNY65.4835) 50+ CNY55.550(CNY62.7715) 100+ CNY53.150(CNY60.0595) 250+ CNY50.790(CNY57.3927) More Pricing...	Current Mode Control	-	4.2V	55V	1Outputs	-	100%	HTSSOP	28Pins	600kHz	Synchronous Buck-Boost	-40°C	125°C	-
LM3489MM/NOPB	3008652 RoHS	TEXAS INSTRUMENTS Hysteretic PFET Controller with Enable Pin 4.5V to 35V 1 Output Buck 1MHz VSSOP-8	Each (Supplied on Cut Tape) Cut Tape	1+ CNY14.780(CNY16.7014) 10+ CNY10.290(CNY11.6277) 50+ CNY9.800(CNY11.074) 100+ CNY9.300(CNY10.509) 250+ CNY8.840(CNY9.9892) More Pricing...	Hysteretic Control	-	4.5V	35V	1Outputs	-	100%	VSSOP	8Pins	1MHz	Buck (Step Down)	-40°C	125°C	-
LM25085MY/NOPB	3008639 RoHS	TEXAS INSTRUMENTS PFET Controller Constant On-Time 4.5V to 42V 1 Output Buck 1MHz MSOP-8	Each (Supplied on Cut Tape) Cut Tape	1+ CNY21.180(CNY23.9334) 10+ CNY14.480(CNY16.3624) 50+ CNY13.760(CNY15.5488) 100+ CNY13.040(CNY14.7352) 250+ CNY12.350(CNY13.9555) More Pricing...	-	-	4.5V	42V	1Outputs	-	100%	MSOP	8Pins	1MHz	Buck (Step Down)	-40°C	125°C	-
LM3489MM/NOPB	3008652RL RoHS	TEXAS INSTRUMENTS DC/DC CTRL BUCK 1MHZ VSSOP-8	Each (Supplied on Cut Tape) Re-Reel	100+ CNY9.300(CNY10.509) 250+ CNY8.840(CNY9.9892) 500+ CNY8.690(CNY9.8197) 1000+ CNY8.390(CNY9.4807) 2500+ CNY8.230(CNY9.2999)	Hysteretic Control	-	4.5V	35V	1Outputs	-	100%	VSSOP	8Pins	1MHz	Buck (Step Down)	-40°C	125°C	-
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+ CNY22.010(CNY24.8713) 10+ CNY16.460(CNY18.5998) 25+ CNY15.010(CNY16.9613) 50+ CNY14.250(CNY16.1025) 100+ CNY13.490(CNY15.2437) More Pricing...	Current Mode Control	-	11V	18V	1Outputs	-	50%	SOIC	20Pins	1MHz	-	-25°C	125°C	-
MP9929GQW-P	4712982 Data Sheet RoHS	MONOLITHIC POWER SYSTEMS (MPS) DC-DC Controller Synchronous Buck 1 MHz 99.5% Duty Cycle 7 to 18V Sup -40 to 125°C QFN-EP-26	Each (Supplied on Cut Tape) Cut Tape	1+ CNY18.290(CNY20.6677) 10+ CNY16.540(CNY18.6902) 25+ CNY15.620(CNY17.6506) 50+ CNY14.800(CNY16.724) 100+ CNY13.880(CNY15.6844)	Current	-	7V	18V	1Outputs	-	99.5%	QFN-EP	26Pins	1MHz	Synchronous Buck (Step Down)	-40°C	125°C	-
ISL78206AVEZ	4926520 Data Sheet RoHS	RENESAS DC/DC Controller Synchronous Buck Current Mode Control 2.2MHz 3 to 40V in HTSSOP-20	Each	1+ CNY44.920(CNY50.7596) 10+ CNY34.250(CNY38.7025) 25+ CNY31.560(CNY35.6628) 50+ CNY29.940(CNY33.8322) 100+ CNY28.560(CNY32.2728) More Pricing...	Current Mode Control	-	3V	40V	1Outputs	-	-	HTSSOP	20Pins	2.2MHz	Synchronous Buck (Step Down)	-40°C	105°C	-
MAX15049ETJ+.	1845827 Data Sheet RoHS	MAXIM INTEGRATED / ANALOG DEVICES DC/DC Controller with Sequencing Option 4.7V to 23V 3 Outputs Buck 1.2MHz TQFN-32	Each	1+ CNY50.550(CNY57.1215) 10+ CNY48.050(CNY54.2965) 25+ CNY36.000(CNY40.680)	Voltage Mode Control	-	4.7V	23V	3Outputs	-	-	TQFN	32Pins	1.2MHz	Buck (Step Down)	-40°C	85°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	-
NCP81038MNTWG	2728337 Data Sheet RoHS	ONSEMI DC/DC Controller Synchronous Buck 2 Outputs 600 kHz 5.5 V to 28 V 0 to 85 °C QFN-EP-28	Each (Supplied on Cut Tape) Cut Tape	1+ CNY7.860(CNY8.8818) 10+ CNY6.880(CNY7.7744) 100+ CNY5.700(CNY6.441) 500+ CNY5.600(CNY6.328) 4000+ CNY5.500(CNY6.215) More Pricing...	Voltage Mode Control	-	5.5V	28V	2Outputs	-	-	QFN-EP	28Pins	600kHz	Synchronous Buck (Step Down)	0°C	85°C	-
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	-