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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Part #

Switching Voltage Regulators 25V, 600mA Buck-Boost DC/DC Converter with 1.6 A Quiescent Current

LTC3130IMSE#PBF
Analog Devices
1: $13.06
8,636In 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

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Datasheet

8,636In Stock

$13.06

$9.93

$9.52

$8.39

$7.97

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 40V, 2A Sync Buck-Boost DC/DC Conv

LTC3115EFE-1#PBF
Analog Devices
1: $18.32
10,018In 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

Datasheet

10,018In Stock

$18.32

$14.80

$14.70

$12.49

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 3A L N Buck-Boost DC/DC Conv

LTC3113EDHD#TRPBF
Analog Devices
1: $13.94
10,653In Stock

Mfr. Part No.
LTC3113EDHD#TRPBF

Mouser Part No
584-LTC3113EDHDTRPBF

Analog Devices

Switching Voltage Regulators 3A L N Buck-Boost DC/DC Conv

Learn More

Datasheet

10,653In Stock

Cut Tape

$13.94

$10.59

$10.15

$9.14

Reel

$8.50

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

DFN-16

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 40V, 1A Sync Buck-Boost DC/DC Conv w/ Pr

LTC3114EFE-1#PBF
Analog Devices
1: $13.93
5,261In Stock

Mfr. Part No.
LTC3114EFE-1#PBF

Mouser Part No
584-LTC3114EFE-1#PBF

Analog Devices

Switching Voltage Regulators 40V, 1A Sync Buck-Boost DC/DC Conv w/ Pr

Learn More

Datasheet

5,261In Stock

$13.93

$10.58

$10.51

$8.93

$8.50

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-16

Boost, Buck

2.7 V to 40 V

1 A

1 Output

50 uA

1.2 MHz

- 40 C

+ 125 C

LTC3114-1

Tube

Switching Voltage Regulators 15V, 1.5A Sync Boost DC/DC Conv w/ Out D

LTC3121EDE#PBF
Analog Devices
1: $9.54
7,303In Stock

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

Datasheet

7,303In Stock

$9.54

$7.15

$6.83

$5.92

View

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 1A Buck-Boost DC/DC Conv w/ Progmable In

LTC3127EDD#PBF
Analog Devices
1: $11.36
3,052In Stock

Mfr. Part No.
LTC3127EDD#PBF

Mouser Part No
584-LTC3127EDD#PBF

Analog Devices

Switching Voltage Regulators 1A Buck-Boost DC/DC Conv w/ Progmable In

Learn More

Datasheet

3,052In Stock

$11.36

$8.83

$8.42

$7.32

View

Min.: 1
Mult.: 1

SMD/SMT

DFN-10

Boost, Buck

1.8 V to 5.25 V

1 A

1 Output

35 uA

1.35 MHz

- 40 C

+ 85 C

LTC3127

Tube

Switching Voltage Regulators 15V, 200mA Sync Buck-Boost DC/DC Conv w/

LTC3129IMSE#PBF
Analog Devices
1: $12.99
3,585In 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

Datasheet

3,585In Stock

$12.99

$9.87

$9.47

$8.33

$7.92

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 40V, 1A Sync Buck-Boost DC/DC Conv w/ Pr

LTC3114HDHC-1#PBF
Analog Devices
1: $15.67
179In Stock

Mfr. Part No.
LTC3114HDHC-1#PBF

Mouser Part No
584-LTC3114HDHC-1PBF

Analog Devices

Switching Voltage Regulators 40V, 1A Sync Buck-Boost DC/DC Conv w/ Pr

Learn More

Datasheet

179In Stock

$15.67

$12.29

$11.78

$10.39

$9.87

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

+ 150 C

LTC3114-1

Tube

Switching Voltage Regulators 40V, 2A Sync Buck-Boost DC/DC Conv

LTC3115IDHD-1#TRPBF
Analog Devices
1: $18.97
8,679In Stock

Mfr. Part No.
LTC3115IDHD-1#TRPBF

Mouser Part No
584-C3115IDHD-1TRPBF

Analog Devices

Switching Voltage Regulators 40V, 2A Sync Buck-Boost DC/DC Conv

Learn More

Datasheet

8,679In Stock

Cut Tape

$18.97

$15.70

$15.05

$13.27

$13.26

Reel

$13.26

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

DFN-16

Boost, Buck

2.7 V to 40 V

2 A

1 Output

30 uA

1 MHz

- 40 C

+ 125 C

LTC3115-1

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 40V, 1A Sync Buck-Boost DC/DC Conv w/ Pr

LTC3114HFE-1#PBF
Analog Devices
1: $15.67
1,405In Stock

Mfr. Part No.
LTC3114HFE-1#PBF

Mouser Part No
584-LTC3114HFE-1#PBF

Analog Devices

Switching Voltage Regulators 40V, 1A Sync Buck-Boost DC/DC Conv w/ Pr

Learn More

Datasheet

1,405In Stock

$15.67

$12.29

$11.79

$10.37

View

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-16

Boost, Buck

2.7 V to 40 V

1 A

1 Output

50 uA

1.2 MHz

- 40 C

+ 150 C

LTC3114-1

Tube

Switching Voltage Regulators 15V, 200mA Sync Buck-Boost DC/DC Conv w/

LTC3129EUD-1#PBF
Analog Devices
1: $11.36
2,149In Stock

Mfr. Part No.
LTC3129EUD-1#PBF

Mouser Part No
584-LTC3129EUD-1#PBF

Analog Devices

Switching Voltage Regulators 15V, 200mA Sync Buck-Boost DC/DC Conv w/

Learn More

Datasheet

2,149In Stock

$11.36

$8.83

$8.42

$7.32

View

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

Tube

Switching Voltage Regulators 3A L N Buck-Boost DC/DC Conv

LTC3113IDHD#PBF
Analog Devices
1: $15.32
169In Stock

Mfr. Part No.
LTC3113IDHD#PBF

Mouser Part No
584-LTC3113IDHD#PBF

Analog Devices

Switching Voltage Regulators 3A L N Buck-Boost DC/DC Conv

Learn More

Datasheet

169In Stock

$15.32

$11.63

$11.16

$9.83

View

Min.: 1
Mult.: 1

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 15V, 2.5A Sync Boost DC/DC Conv w/ Out D

LTC3122EDE#PBF
Analog Devices
1: $9.54
1,510In 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

Datasheet

1,510In Stock

$9.54

$7.15

$6.83

$5.92

View

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 3A L N Buck-Boost DC/DC Conv

LTC3113IFE#TRPBF
Analog Devices
1: $15.56
1,824In 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

Datasheet

1,824In Stock

Cut Tape

$15.56

$12.21

$11.71

$10.33

View

Reel

$9.82

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

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 1A Buck-Boost DC/DC Conv w/ Progmable In

LTC3127EDD#TRPBF
Analog Devices
1: $11.36
2,844In Stock

Mfr. Part No.
LTC3127EDD#TRPBF

Mouser Part No
584-LTC3127EDD#TRPBF

Analog Devices

Switching Voltage Regulators 1A Buck-Boost DC/DC Conv w/ Progmable In

Learn More

Datasheet

2,844In Stock

Cut Tape

$11.36

$8.83

$8.42

$7.32

View

Reel

$6.98

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

DFN-10

Boost, Buck

1.8 V to 5.25 V

1 A

1 Output

35 uA

1.35 MHz

- 40 C

+ 85 C

LTC3127

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 15V, 200mA Sync Buck-Boost DC/DC Conv w/

LTC3129IMSE-1#PBF
Analog Devices
1: $12.47
339In Stock

Mfr. Part No.
LTC3129IMSE-1#PBF

Mouser Part No
584-LTC3129IMSE-1PBF

Analog Devices

Switching Voltage Regulators 15V, 200mA Sync Buck-Boost DC/DC Conv w/

Learn More

Datasheet

339In Stock

$12.47

$9.70

$9.26

$8.04

View

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 3A Mono Buck-Boost Supercap Chr & Balanc

LTC3128IUFD#PBF
Analog Devices
1: $14.96
260In Stock

Mfr. Part No.
LTC3128IUFD#PBF

Mouser Part No
584-LTC3128IUFD#PBF

Analog Devices

Switching Voltage Regulators 3A Mono Buck-Boost Supercap Chr & Balanc

Learn More

Datasheet

260In Stock

$14.96

$11.36

$10.90

$9.59

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

Boost, Buck

1.8 V to 5.5 V

3 A

1 Output

600 uA

1.2 MHz

- 40 C

+ 125 C

LTC3128

Tube

Switching Voltage Regulators 3A L N Buck-Boost DC/DC Conv

LTC3113IDHD#TRPBF
Analog Devices
1: $15.32
3,160In Stock

Mfr. Part No.
LTC3113IDHD#TRPBF

Mouser Part No
584-LTC3113IDHDTRPBF

Analog Devices

Switching Voltage Regulators 3A L N Buck-Boost DC/DC Conv

Learn More

Datasheet

3,160In Stock

Cut Tape

$15.32

$11.63

$11.15

$9.83

View

Reel

$9.34

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

DFN-16

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 15V, 2.5A Sync Boost DC/DC Conv w/ Out D

LTC3122IMSE#PBF
Analog Devices
1: $11.90
1,057In Stock

Mfr. Part No.
LTC3122IMSE#PBF

Mouser Part No
584-LTC3122IMSE#PBF

Analog Devices

Switching Voltage Regulators 15V, 2.5A Sync Boost DC/DC Conv w/ Out D

Learn More

Datasheet

1,057In Stock

$11.90

$9.26

$8.83

$7.65

$7.32

Min.: 1
Mult.: 1

SMD/SMT

MSOP-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 1.2A Sync Boost DC/DC Conv w/ In C Lim

LTC3125EDCB#TRPBF
Analog Devices
1: $9.21
2,385In Stock

Mfr. Part No.
LTC3125EDCB#TRPBF

Mouser Part No
584-LTC3125EDCBTRPBF

Analog Devices

Switching Voltage Regulators 1.2A Sync Boost DC/DC Conv w/ In C Lim

Learn More

Datasheet

2,385In Stock

Cut Tape

$9.21

$6.90

$6.58

$5.72

View

Reel

$4.98

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

DFN-8

Boost

2 V to 5.25 V

1 A

1 Output

15 uA

1.6 MHz

- 40 C

+ 125 C

LTC3125

Reel, Cut Tape, MouseReel

Switching Voltage Regulators 15V, 1.5A Sync Buck-Boost DC/DC Conv

LTC3111IDE#PBF
Analog Devices
1: $13.57
170In Stock

Mfr. Part No.
LTC3111IDE#PBF

Mouser Part No
584-LTC3111IDE#PBF

Analog Devices

Switching Voltage Regulators 15V, 1.5A Sync Buck-Boost DC/DC Conv

Learn More

Datasheet

170In Stock

$13.57

$10.30

$9.89

$8.70

View

Min.: 1
Mult.: 1

SMD/SMT

DFN-14

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 40V, 2A Sync Buck-Boost DC/DC Conv

LTC3115HFE-2#PBF
Analog Devices
1: $20.42
74In 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

Datasheet

74In Stock

$20.42

$16.91

$16.22

$14.28

Quote

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 3A Mono Buck-Boost Supercap Chr & Balanc

LTC3128EUFD#PBF
Analog Devices
1: $13.93
124In Stock

Mfr. Part No.
LTC3128EUFD#PBF

Mouser Part No
584-LTC3128EUFD#PBF

Analog Devices

Switching Voltage Regulators 3A Mono Buck-Boost Supercap Chr & Balanc

Learn More

Datasheet

124In Stock

$13.93

$10.58

$10.15

$8.93

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

Boost, Buck

1.8 V to 5.5 V

3 A

1 Output

600 uA

1.2 MHz

- 40 C

+ 125 C

LTC3128

Tube

Switching Voltage Regulators 15V, 2.5A Sync Boost DC/DC Conv w/ Out D

LTC3122EMSE#TRPBF
Analog Devices
1: $9.54
3,031In Stock

Mfr. Part No.
LTC3122EMSE#TRPBF

Mouser Part No
584-LTC3122EMSETRPBF

Analog Devices

Switching Voltage Regulators 15V, 2.5A Sync Boost DC/DC Conv w/ Out D

Learn More

Datasheet

3,031In Stock

Cut Tape

$9.54

$7.15

$6.83

$5.92

View

Reel

$5.15

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

MSOP-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 15V, 5A 2-PhSync Boost DC/DC Conv w/ Out

LTC3124IFE#PBF
Analog Devices
1: $13.21
128In Stock

Mfr. Part No.
LTC3124IFE#PBF

Mouser Part No
584-LTC3124IFE#PBF

Analog Devices

Switching Voltage Regulators 15V, 5A 2-PhSync Boost DC/DC Conv w/ Out

Learn More

Datasheet

128In Stock

$13.21

$10.04

$9.62

$8.47

View

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-16

Boost

2.5 V to 15 V

5 A

1 Output

25 uA

1 MHz

- 40 C

+ 125 C

LTC3124

Tube

LTC31xx Synchronous Buck-Boost DC-DC Converters

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