Voltage Regulators - Switching Regulators

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LTC31xx Synchronous Buck-Boost DC-DC Converters

Analog Devices Inc. LTC31xx Synchronous Buck-Boost DC-DC Converters are high-efficiency, ultra-low noise, and excellent for wireless long-life applications. The LTC3130 (600mA) and LTC3129 (200mA) have wide V_IN and V_OUT ranges and a 1.2MHz PWM architecture that minimizes the solution footprint.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Mounting Style	Package/Case	Topology	Output Voltage	Output Current	Number of Outputs	Quiescent Current	Switching Frequency	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
Switching Voltage Regulators 25V, 600mA Buck-Boost DC/DC Converter with 1.6 A Quiescent Current LTC3130IMSE#PBF Analog Devices 1: $12.59 7,289In Stock	Mfr. Part No. LTC3130IMSE#PBF Mouser Part No 584-LTC3130IMSE#PBF	Analog Devices	Switching Voltage Regulators 25V, 600mA Buck-Boost DC/DC Converter with 1.6 A Quiescent Current Learn More about Analog Devices adi ltc31xx converters	Datasheet	7,289In Stock	$12.59 $9.89 $8.86 $8.43 View $8.17 $7.96 $7.86 Quote	Min.: 1 Mult.: 1	SMD/SMT	MSOP-16	Buck-Boost	1 V to 25 V	600 mA	1 Output	1.6 uA	1.2 MHz	- 40 C	+ 125 C	LTC3130	Tube
Switching Voltage Regulators 3A L N Buck-Boost DC/DC Conv LTC3113EFE#PBF Analog Devices 1: $14.16 276In Stock	Mfr. Part No. LTC3113EFE#PBF Mouser Part No 584-LTC3113EFE#PBF	Analog Devices	Switching Voltage Regulators 3A L N Buck-Boost DC/DC Conv Learn More about Analog Devices adi ltc31xx converters	Datasheet	276In Stock	$14.16 $11.16 $10.44 $9.47 View $9.13 $8.95 $8.76 Quote	Min.: 1 Mult.: 1	SMD/SMT	TSSOP-EP-20	Boost, Buck	1.8 V to 5.5 V	3 A	1 Output	40 uA	2 MHz	- 40 C	+ 125 C	LTC3113	Tube
Switching Voltage Regulators 3A Mono Buck-Boost Supercap Chr & Balanc LTC3128IFE#PBF Analog Devices 1: $9.76 567In Stock	Mfr. Part No. LTC3128IFE#PBF Mouser Part No 584-LTC3128IFE#PBF	Analog Devices	Switching Voltage Regulators 3A Mono Buck-Boost Supercap Chr & Balanc Learn More about Analog Devices adi ltc31xx converters	Datasheet	567In Stock	$9.76 $9.55 $9.34 $9.15 View $9.01 $8.88 $8.75 Quote	Min.: 1 Mult.: 1	SMD/SMT	TSSOP-EP-24	Boost, Buck	1.8 V to 5.5 V	3 A	1 Output	14 uA	1.2 MHz	- 40 C	+ 125 C	LTC3128	Tube
Switching Voltage Regulators 40V, 2A Sync Buck-Boost DC/DC Conv LTC3115HFE-2#PBF Analog Devices 1: $21.05 59In Stock	Mfr. Part No. LTC3115HFE-2#PBF Mouser Part No 584-LTC3115HFE-2#PBF	Analog Devices	Switching Voltage Regulators 40V, 2A Sync Buck-Boost DC/DC Conv Learn More about Analog Devices adi ltc31xx converters	Datasheet	59In Stock	$21.05 $16.74 $15.23 $14.35 View $13.82 $13.56	Min.: 1 Mult.: 1	SMD/SMT	TSSOP-EP-20	Boost, Buck	2.7 V to 40 V	2 A	1 Output	30 uA	1 MHz	- 40 C	+ 150 C	LTC3115-2	Tube
Switching Voltage Regulators 40V, 2A Sync Buck-Boost DC/DC Conv LTC3115IFE-2#PBF Analog Devices 1: $20.21 92In Stock	Mfr. Part No. LTC3115IFE-2#PBF Mouser Part No 584-LTC3115IFE-2#PBF	Analog Devices	Switching Voltage Regulators 40V, 2A Sync Buck-Boost DC/DC Conv Learn More about Analog Devices adi ltc31xx converters	Datasheet	92In Stock	$20.21 $16.01 $14.62 $13.68 View $13.26 $13.03	Min.: 1 Mult.: 1	SMD/SMT	TSSOP-EP-20	Boost, Buck	2.7 V to 40 V	2 A	1 Output	30 uA	1 MHz	- 40 C	+ 125 C	LTC3115-2	Tube
Switching Voltage Regulators 40V, 2A Sync Buck-Boost DC/DC Conv LTC3115EFE-1#PBF Analog Devices 1: $18.59 7,808In Stock	Mfr. Part No. LTC3115EFE-1#PBF Mouser Part No 584-LTC3115EFE-1#PBF	Analog Devices	Switching Voltage Regulators 40V, 2A Sync Buck-Boost DC/DC Conv Learn More about Analog Devices adi ltc31xx converters	Datasheet	7,808In Stock	$18.59 $14.74 $13.77 $12.70 View $12.12 $11.90 Quote	Min.: 1 Mult.: 1	SMD/SMT	TSSOP-EP-20	Boost, Buck	2.7 V to 40 V	2 A	1 Output	50 uA	1 MHz	- 40 C	+ 125 C	LTC3115-1	Tube
Switching Voltage Regulators 15V, 200mA Sync Buck-Boost DC/DC Conv w/ LTC3129IMSE#PBF Analog Devices 1: $12.86 2,981In Stock	Mfr. Part No. LTC3129IMSE#PBF Mouser Part No 584-LTC3129IMSE#PBF	Analog Devices	Switching Voltage Regulators 15V, 200mA Sync Buck-Boost DC/DC Conv w/ Learn More about Analog Devices adi ltc31xx converters	Datasheet	2,981In Stock	$12.86 $10.07 $9.37 $8.60 View $8.52 $8.02 $7.83 Quote	Min.: 1 Mult.: 1	SMD/SMT	MSOP-16	Buck-Boost	1.4 V to 15.75 V	200 mA	1 Output	1.3 uA	1.2 MHz	- 40 C	+ 125 C	LTC3129	Tube
Switching Voltage Regulators 25V, 600mA Buck-Boost DC/DC Converter with 1.6 A Quiescent Current LTC3130EUDC-1#PBF Analog Devices 1: $12.34 3,963In Stock	Mfr. Part No. LTC3130EUDC-1#PBF Mouser Part No 584-LTC3130EUDC-1PBF	Analog Devices	Switching Voltage Regulators 25V, 600mA Buck-Boost DC/DC Converter with 1.6 A Quiescent Current Learn More about Analog Devices adi ltc31xx converters	Datasheet	3,963In Stock	$12.34 $9.66 $8.99 $8.26 View $8.18 $7.70 $7.52 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	Boost, Buck	1 V to 25 V	600 mA	1 Output	500 nA	1.2 MHz	- 40 C	+ 125 C	LTC3130	Tube
Switching Voltage Regulators 40V, 1A Sync Buck-Boost DC/DC Conv w/ Pr LTC3114EDHC-1#TRPBF Analog Devices 1: $13.80 1,818In Stock	Mfr. Part No. LTC3114EDHC-1#TRPBF Mouser Part No 584-C3114EDHC-1TRPBF	Analog Devices	Switching Voltage Regulators 40V, 1A Sync Buck-Boost DC/DC Conv w/ Pr Learn More about Analog Devices adi ltc31xx converters	Datasheet	1,818In Stock	Cut Tape $13.80 $10.81 $10.06 $9.24 View $9.15 $9.08 $7.76 MouseReel Available	Min.: 1 Mult.: 1	SMD/SMT	DFN-16	Boost, Buck	2.7 V to 40 V	1 A	1 Output	30 uA	1.2 MHz	- 40 C	+ 125 C	LTC3114-1	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv LTC3112EDHD#PBF Analog Devices 1: $13.77 2,508In Stock	Mfr. Part No. LTC3112EDHD#PBF Mouser Part No 584-LTC3112EDHD#PBF	Analog Devices	Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv Learn More about Analog Devices adi ltc31xx converters	Datasheet	2,508In Stock	$13.77 $10.78 $9.84 $9.22 View $9.06 $8.49 Quote	Min.: 1 Mult.: 1	SMD/SMT	DFN-16	Boost, Buck	2.5 V to 14 V	2.5 A	1 Output	50 uA	750 kHz	- 40 C	+ 125 C	LTC3112	Tube
Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv LTC3112EDHD#TRPBF Analog Devices 1: $13.96 307In Stock	Mfr. Part No. LTC3112EDHD#TRPBF Mouser Part No 584-LTC3112EDHDTRPBF	Analog Devices	Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv Learn More about Analog Devices adi ltc31xx converters	Datasheet	307In Stock	Cut Tape $13.96 $10.93 $10.18 $9.35 View $9.26 $9.18 $7.85 MouseReel Available	Min.: 1 Mult.: 1	SMD/SMT	DFN-16	Boost, Buck	2.5 V to 14 V	2.5 A	1 Output	50 uA	750 kHz	- 40 C	+ 125 C	LTC3112	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 15V, 1.5A Sync Boost DC/DC Conv w/ Out D LTC3121EDE#PBF Analog Devices 1: $8.25 4,165In Stock 961On Order	Mfr. Part No. LTC3121EDE#PBF Mouser Part No 584-LTC3121EDE#PBF	Analog Devices	Switching Voltage Regulators 15V, 1.5A Sync Boost DC/DC Conv w/ Out D Learn More about Analog Devices adi ltc31xx converters	Datasheet	4,165In Stock 961On Order	$8.25 $6.36 $5.89 $5.36 View $5.04 $4.96 $4.94 Quote	Min.: 1 Mult.: 1	SMD/SMT	DFN-12	Boost	2.2 V to 15 V	1.5 A	1 Output	25 uA	1 MHz	- 40 C	+ 125 C	LTC3121	Tube
Switching Voltage Regulators 15V, 2.5A Sync Boost DC/DC Conv w/ Out D LTC3122EDE#PBF Analog Devices 1: $8.18 955In Stock	Mfr. Part No. LTC3122EDE#PBF Mouser Part No 584-LTC3122EDE#PBF	Analog Devices	Switching Voltage Regulators 15V, 2.5A Sync Boost DC/DC Conv w/ Out D Learn More about Analog Devices adi ltc31xx converters	Datasheet	955In Stock	$8.18 $6.33 $5.38 $5.17 View $5.02 $4.94 Quote	Min.: 1 Mult.: 1	SMD/SMT	DFN-12	Boost	2.2 V to 15 V	2.5 A	1 Output	25 uA	1 MHz	- 40 C	+ 125 C	LTC3122	Tube
Switching Voltage Regulators 15V, 2.5A Sync Boost DC/DC Conv w/ Out D LTC3122EDE#TRPBF Analog Devices 1: $8.50 2,508In Stock	Mfr. Part No. LTC3122EDE#TRPBF Mouser Part No 584-LTC3122EDE#TRPBF	Analog Devices	Switching Voltage Regulators 15V, 2.5A Sync Boost DC/DC Conv w/ Out D Learn More about Analog Devices adi ltc31xx converters	Datasheet	2,508In Stock	Cut Tape $8.50 $6.58 $6.11 $5.58 $5.39 Reel $4.62 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	DFN-12	Boost	2.2 V to 15 V	2.5 A	1 Output	25 uA	1 MHz	- 40 C	+ 125 C	LTC3122	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 25V, 600mA Buck-Boost DC/DC Converter with 1.6 A Quiescent Current LTC3130EMSE#PBF Analog Devices 1: $11.71 7,261In Stock	Mfr. Part No. LTC3130EMSE#PBF Mouser Part No 584-LTC3130EMSE#PBF	Analog Devices	Switching Voltage Regulators 25V, 600mA Buck-Boost DC/DC Converter with 1.6 A Quiescent Current Learn More about Analog Devices adi ltc31xx converters	Datasheet	7,261In Stock	$11.71 $9.18 $8.32 $7.80 View $7.50 $7.30 $7.13 Quote	Min.: 1 Mult.: 1	SMD/SMT	MSOP-16	Buck-Boost	1 V to 25 V	600 mA	1 Output	1.6 uA	1.2 MHz	- 40 C	+ 125 C	LTC3130	Tube
Switching Voltage Regulators 25V, 600mA Buck-Boost DC/DC Converter with 1.6 A Quiescent Current LTC3130EUDC#TRPBF Analog Devices 1: $11.52 6,778In Stock	Mfr. Part No. LTC3130EUDC#TRPBF Mouser Part No 584-LTC3130EUDCTRPBF	Analog Devices	Switching Voltage Regulators 25V, 600mA Buck-Boost DC/DC Converter with 1.6 A Quiescent Current Learn More about Analog Devices adi ltc31xx converters	Datasheet	6,778In Stock	Cut Tape $11.52 $9.00 $8.37 $7.68 $7.58 Reel $6.46 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-20	Buck-Boost	1 V to 25 V	600 mA	1 Output	1.6 uA	1.2 MHz	- 40 C	+ 125 C	LTC3130	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 40V, 1A Sync Buck-Boost DC/DC Conv w/ Pr LTC3114MPDHC-1#PBF Analog Devices 1: $36.59 51In Stock	Mfr. Part No. LTC3114MPDHC-1#PBF Mouser Part No 584-C3114MPDHC-1PBF	Analog Devices	Switching Voltage Regulators 40V, 1A Sync Buck-Boost DC/DC Conv w/ Pr Learn More about Analog Devices adi ltc31xx converters	Datasheet	51In Stock	$36.59 $29.68 $27.24 $26.26 View $25.08 Quote	Min.: 1 Mult.: 1	SMD/SMT	DFN-16	Boost, Buck	2.7 V to 40 V	1 A	1 Output	30 uA	1.2 MHz	- 55 C	+ 150 C	LTC3114-1	Tube
Switching Voltage Regulators 1.2A Sync Boost DC/DC Conv w/ In C Lim LTC3125EDCB#TRMPBF Analog Devices 1: $8.39 761In Stock	Mfr. Part No. LTC3125EDCB#TRMPBF Mouser Part No 584-C3125EDCBTRMPBF	Analog Devices	Switching Voltage Regulators 1.2A Sync Boost DC/DC Conv w/ In C Lim Learn More about Analog Devices adi ltc31xx converters	Datasheet	761In Stock	Cut Tape $8.39 $6.50 $6.03 $5.51 Reel $5.11 View $5.37 $4.92 $4.63 MouseReel Available	Min.: 1 Mult.: 1 : 500	SMD/SMT	DFN-8	Boost	2 V to 5.25 V	1 A	1 Output	300 uA	1.6 MHz	- 40 C	+ 125 C	LTC3125	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 15V, 200mA Sync Buck-Boost DC/DC Conv w/ LTC3129EUD-1#TRPBF Analog Devices 1: $10.40 854In Stock	Mfr. Part No. LTC3129EUD-1#TRPBF Mouser Part No 584-C3129EUD-1TRPBF	Analog Devices	Switching Voltage Regulators 15V, 200mA Sync Buck-Boost DC/DC Conv w/ Learn More about Analog Devices adi ltc31xx converters	Datasheet	854In Stock	Cut Tape $10.40 $8.10 $7.52 $6.89 View $6.53 $6.40 $6.29 $5.90 MouseReel Available	Min.: 1 Mult.: 1	SMD/SMT	QFN-16	Boost, Buck	2.5 V to 15 V	200 mA	1 Output	1.3 uA	1.2 MHz	- 40 C	+ 125 C	LTC3129-1	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 15V, 1.5A Sync Buck-Boost DC/DC Conv LTC3111IMSE#PBF Analog Devices 1: $13.83 33In Stock	Mfr. Part No. LTC3111IMSE#PBF Mouser Part No 584-LTC3111IMSE#PBF	Analog Devices	Switching Voltage Regulators 15V, 1.5A Sync Buck-Boost DC/DC Conv Learn More about Analog Devices adi ltc31xx converters	Datasheet	33In Stock	$13.83 $10.83 $10.08 $9.25 View $9.16 $8.62 $8.43 Quote	Min.: 1 Mult.: 1	SMD/SMT	MSOP-16	Buck-Boost	2.5 V to 15 V	1.4 A	1 Output	55 uA	800 kHz	- 40 C	+ 125 C	LTC3111	Tube
Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv LTC3112HFE#PBF Analog Devices 1: $16.25 104In Stock	Mfr. Part No. LTC3112HFE#PBF Mouser Part No 584-LTC3112HFE#PBF	Analog Devices	Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv Learn More about Analog Devices adi ltc31xx converters	Datasheet	104In Stock	$16.25 $12.87 $11.27 $10.89 View $10.58 $10.37 $10.24 Quote	Min.: 1 Mult.: 1	SMD/SMT	TSSOP-EP-20	Boost, Buck	2.5 V to 14 V	2.5 A	1 Output	50 uA	750 kHz	- 40 C	+ 150 C	LTC3112	Tube
Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv LTC3112IDHD#PBF Analog Devices 1: $15.35 676In Stock	Mfr. Part No. LTC3112IDHD#PBF Mouser Part No 584-LTC3112IDHD#PBF	Analog Devices	Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv Learn More about Analog Devices adi ltc31xx converters	Datasheet	676In Stock	$15.35 $12.02 $11.19 $10.27 View $10.17 $9.57 $9.35 Quote	Min.: 1 Mult.: 1	SMD/SMT	DFN-16	Boost, Buck	2.5 V to 14 V	2.5 A	1 Output	50 uA	750 kHz	- 40 C	+ 125 C	LTC3112	Tube
Switching Voltage Regulators 3A L N Buck-Boost DC/DC Conv LTC3113EDHD#PBF Analog Devices Restricted Availability	Mfr. Part No. LTC3113EDHD#PBF Mouser Part No 584-LTC3113EDHD#PBF	Analog Devices	Switching Voltage Regulators 3A L N Buck-Boost DC/DC Conv Learn More about Analog Devices adi ltc31xx converters Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability	SMD/SMT	DFN-16	Boost, Buck	1.8 V to 5.5 V	3 A	1 Output	40 uA	2 MHz	- 40 C	+ 125 C	LTC3113	Tube
Switching Voltage Regulators 3A L N Buck-Boost DC/DC Conv LTC3113EFE#TRPBF Analog Devices 1: $13.67 1,045In Stock	Mfr. Part No. LTC3113EFE#TRPBF Mouser Part No 584-LTC3113EFE#TRPBF	Analog Devices	Switching Voltage Regulators 3A L N Buck-Boost DC/DC Conv Learn More about Analog Devices adi ltc31xx converters	Datasheet	1,045In Stock	Cut Tape $13.67 $10.75 $10.03 $9.40 View $9.35 $8.00 Quote MouseReel Available	Min.: 1 Mult.: 1	SMD/SMT	TSSOP-EP-20	Boost, Buck	1.8 V to 5.5 V	3 A	1 Output	40 uA	1 MHz	- 40 C	+ 125 C	LTC3113	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 3A L N Buck-Boost DC/DC Conv LTC3113IFE#TRPBF Analog Devices 1: $15.71 808In Stock	Mfr. Part No. LTC3113IFE#TRPBF Mouser Part No 584-LTC3113IFE#TRPBF	Analog Devices	Switching Voltage Regulators 3A L N Buck-Boost DC/DC Conv Learn More about Analog Devices adi ltc31xx converters	Datasheet	808In Stock	Cut Tape $15.71 $12.36 $11.52 $10.62 View $10.56 $10.23 $10.11 $9.30 MouseReel Available	Min.: 1 Mult.: 1	SMD/SMT	TSSOP-EP-20	Boost, Buck	1.8 V to 5.5 V	3 A	1 Output	40 uA	1 MHz	- 40 C	+ 125 C	LTC3113	Reel, Cut Tape, MouseReel

LTC31xx Synchronous Buck-Boost DC-DC Converters

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LTC31xx Synchronous Buck-Boost DC-DC Converters

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