20V DC / DC Controllers | e絡盟 Hong Kong

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.

			Price For		Quantity

LT1737IGN#PBF	4026221 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Isolated Flyback 4.5 V to 20 V Supply 1 Output 90% Duty Cycle 100kHz NSSOP-16	Each	1+ HK$71.400 10+ HK$65.240 25+ HK$62.180 100+ HK$59.120 300+ HK$56.050 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	4.5V	20V	1Outputs	90%	NSSOP	16Pins	100kHz	Isolated Flyback	-40°C	125°C	-
LT1683EG#PBF	4026218 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Push-Pull 4 V to 20 V Supply 1 Output 46% Duty Cycle 250kHz SSOP-20	Each	1+ HK$114.450 10+ HK$79.390 66+ HK$62.620 132+ HK$58.600 264+ HK$57.430 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	4V	20V	1Outputs	46%	SSOP	20Pins	250kHz	Push-Pull	-40°C	125°C	-
LT1425CS#PBF	4026213 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Isolated Flyback 2.8 V to 20 V Supply 1 Output 90% Duty Cycle 285kHz NSOIC-16	Each	1+ HK$90.730 10+ HK$61.990 50+ HK$49.890 100+ HK$46.030 250+ HK$43.010 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	2.8V	20V	1Outputs	90%	NSOIC	16Pins	285kHz	Isolated Flyback	0°C	125°C	-
ADP1829ACPZ-R7	4026207 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Synchronous Buck 3V to 20V Supply 2 Output 93% Duty Cycle 600kHz LFCSP-32	Each (Supplied on Cut Tape) Cut Tape	1+ HK$63.630 10+ HK$42.840 25+ HK$37.370 100+ HK$31.220 250+ HK$30.930 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	3V	20V	2Outputs	93%	LFCSP	32Pins	600kHz	Synchronous Buck (Step Down)	-40°C	85°C	-
ADP1829ACPZ-R7	4026207RL Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Synchronous Buck 3V to 20V Supply 2 Output 93% Duty Cycle 600kHz LFCSP-32	Each (Supplied on Cut Tape) Cut Tape	10+ HK$42.840 25+ HK$37.370 100+ HK$31.220 250+ HK$30.930 500+ HK$30.780 More Pricing...	Min: 10 / Mult: 1	Current Mode Control	3V	20V	2Outputs	93%	LFCSP	32Pins	600kHz	Synchronous Buck (Step Down)	-40°C	85°C	-
NCV81277AMNTXG	4244099 Data Sheet RoHS	ONSEMI DC/DC Controller Synchronous Buck 4.5V to 20V 1 Output 1.2MHz WQFN-EP-40	Each (Supplied on Cut Tape) Cut Tape	1+ HK$47.350 10+ HK$31.160 25+ HK$26.880 50+ HK$24.500 100+ HK$22.120 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	4.5V	20V	1Outputs	-	WQFN-EP	40Pins	1.2MHz	Synchronous Buck (Step Down)	-40°C	105°C	AEC-Q100
NCV81277AMNTXG	4244099RL Data Sheet RoHS	ONSEMI DC/DC Controller Synchronous Buck 4.5V to 20V 1 Output 1.2MHz WQFN-EP-40	Each (Supplied on Cut Tape) Re-Reel Packaging Options	100+ HK$22.120 250+ HK$19.730 500+ HK$18.990 1000+ HK$18.860	Min: 100 / Mult: 1	Current Mode Control	4.5V	20V	1Outputs	-	WQFN-EP	40Pins	1.2MHz	Synchronous Buck (Step Down)	-40°C	105°C	AEC-Q100
LT1425IS#PBF	4026215 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Isolated Flyback 2.8 V to 20 V Supply 1 Output 90% Duty Cycle 285kHz NSOIC-16	Each	1+ HK$113.880 10+ HK$78.940 50+ HK$64.230 100+ HK$59.540 250+ HK$58.190 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	2.8V	20V	1Outputs	90%	NSOIC	16Pins	285kHz	Isolated Flyback	-40°C	125°C	-
ADP2323ACPZ-R7	4026209RL Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Synchronous Buck 4.5 V to 20 V Supply 2 Output 90% Duty Cycle 600kHz LFCSP-32	Each (Supplied on Cut Tape) Cut Tape	10+ HK$48.360 25+ HK$42.240 100+ HK$35.320 250+ HK$31.930 500+ HK$31.380 More Pricing...	Min: 10 / Mult: 1	Current Mode Control	4.5V	20V	2Outputs	90%	LFCSP	32Pins	600kHz	Synchronous Buck (Step Down)	-40°C	125°C	-
LT1683IG#PBF	4026219 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Push-Pull 4 V to 20 V Supply 1 Output 46% Duty Cycle 250kHz SSOP-20	Each	1+ HK$139.660 10+ HK$98.100 66+ HK$78.260 132+ HK$76.150 264+ HK$74.630 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	4V	20V	1Outputs	46%	SSOP	20Pins	250kHz	Push-Pull	-40°C	125°C	-
LTC1771IS8#PBF	4026377 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Buck 2.8V to 20V Supply 1 Output 100% Duty Cycle NSOIC-8	Each	1+ HK$78.660 10+ HK$53.270 25+ HK$46.650 100+ HK$39.170 300+ HK$35.510 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	2.8V	20V	1Outputs	100%	NSOIC	8Pins	-	Buck (Step Down)	-40°C	85°C	-
ADP1850ACPZ-R7	4026208 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Synchronous Buck 2.75V to 20V Supply 2 Output 50% Duty Cycle 1.5MHz LFCSP-32	Each (Supplied on Cut Tape) Cut Tape	1+ HK$50.780 10+ HK$33.470 25+ HK$28.960 100+ HK$23.860 250+ HK$21.360 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	2.75V	20V	2Outputs	50%	LFCSP	32Pins	1.5MHz	Synchronous Buck	-40°C	85°C	-
ADP2323ACPZ-R7	4026209 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Synchronous Buck 4.5 V to 20 V Supply 2 Output 90% Duty Cycle 600kHz LFCSP-32	Each (Supplied on Cut Tape) Cut Tape	1+ HK$71.850 10+ HK$48.360 25+ HK$42.240 100+ HK$35.320 250+ HK$31.930 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	4.5V	20V	2Outputs	90%	LFCSP	32Pins	600kHz	Synchronous Buck (Step Down)	-40°C	125°C	-
LT1738EG#PBF	4026223 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Boost Cuk Flyback 4V to 20V Supply 1 Output 93.5% Duty Cycle 250kHz SSOP-20	Each	1+ HK$86.710 10+ HK$49.940 66+ HK$49.880 132+ HK$49.850 264+ HK$49.820 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	4V	20V	1Outputs	93.5%	SSOP	20Pins	250kHz	Boost, Cuk, Flyback	-40°C	125°C	-
LT3837EFE#PBF	4026282 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Flyback 4.5 V to 20 V Supply 1 Output 88% Duty Cycle 100kHz TSSOP-EP-16	Each	1+ HK$83.010 10+ HK$56.420 95+ HK$41.870 190+ HK$38.840 285+ HK$38.180 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	4.5V	20V	1Outputs	88%	TSSOP-EP	16Pins	100kHz	Isolated Flyback	-40°C	125°C	-
LTC1771EMS8#PBF	4026375 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Buck 2.8V to 20V Supply 1 Output 100% Duty Cycle MSOP-8	Each	1+ HK$59.410 10+ HK$45.950 50+ HK$38.250 100+ HK$37.130 250+ HK$36.570 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	2.8V	20V	1Outputs	100%	MSOP	8Pins	-	Buck (Step Down)	-40°C	125°C	-
LTC1771ES8#PBF	4026376 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Buck 2.8V to 20V Supply 1 Output 100% Duty Cycle NSOIC-8	Each	1+ HK$76.600 10+ HK$51.810 25+ HK$45.340 100+ HK$38.020 300+ HK$34.280 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	2.8V	20V	1Outputs	100%	NSOIC	8Pins	-	Buck (Step Down)	-40°C	125°C	-
ADP1850ACPZ-R7	4026208RL Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Synchronous Buck 2.75V to 20V Supply 2 Output 50% Duty Cycle 1.5MHz LFCSP-32	Each (Supplied on Cut Tape) Re-Reel Packaging Options	100+ HK$23.860 250+ HK$21.360 1500+ HK$19.820 3000+ HK$19.430	Min: 100 / Mult: 1	Current Mode Control	2.75V	20V	2Outputs	50%	LFCSP	32Pins	1.5MHz	Synchronous Buck	-40°C	85°C	-
LT1737IS#PBF	4026222 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Isolated Flyback 4.5 V to 20 V Supply 1 Output 90% Duty Cycle 100kHz NSOIC-16	Each	1+ HK$91.870 10+ HK$62.810 50+ HK$50.580 100+ HK$46.680 250+ HK$43.720 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	4.5V	20V	1Outputs	90%	NSOIC	16Pins	100kHz	Isolated Flyback	-40°C	125°C	-
LT1738IG#PBF	4026224 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Boost Cuk Flyback 4V to 20V Supply 1 Output 93.5% Duty Cycle 250kHz SSOP-20	Each	1+ HK$112.810 10+ HK$78.160 66+ HK$61.600 132+ HK$57.470 264+ HK$56.330 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	4V	20V	1Outputs	93.5%	SSOP	20Pins	250kHz	Boost, Cuk, Flyback	-40°C	85°C	-
MAX1791EUB+	2516635 Data Sheet RoHS	ANALOG DEVICES DC/DC Controller Buck (Step Down) 5 V to 20 V 1 Output 300 kHz µMAX-10	Each	1+ HK$72.590 10+ HK$56.400 50+ HK$49.910 100+ HK$47.900 250+ HK$45.780 More Pricing...	Min: 1 / Mult: 1	Current Mode Control	5V	20V	1Outputs	100%	µMAX	10Pins	300kHz	Buck (Step Down)	-40°C	85°C	-
MC34067PG..	1652411 Data Sheet RoHS	ONSEMI Resonant Mode Controller High Performance 20V 1 Output Flyback 2.2MHz DIP-16	Each	1+ HK$27.920 10+ HK$18.630 50+ HK$15.660 100+ HK$14.610 250+ HK$13.990 More Pricing...	Min: 1 / Mult: 1	Constant Frequency	-	20V	1Outputs	-	DIP	16Pins	2.2MHz	Flyback	0°C	70°C	-

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