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

LTC3115IFE-1#TRPBF
Analog Devices
2.500: Rp240.516
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
LTC3115IFE-1#TRPBF

Mouser Part No
584-C3115IFE-1TRPBF

Analog Devices

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

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Datasheet

Non-Stocked Lead-Time 17 Weeks

Reel

Rp240.516

Min.: 2.500
Mult.: 2.500

: 2.500

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

LTC3115-1

Reel

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

LTC3115IFE-2#TRPBF
Analog Devices
2.500: Rp240.516
Non-Stocked Lead-Time 16 Weeks

Mfr. Part No.
LTC3115IFE-2#TRPBF

Mouser Part No
584-C3115IFE-2TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

Rp240.516

Min.: 2.500
Mult.: 2.500

: 2.500

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

Reel

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

LTC3115MPFE-1#TRPBF
Analog Devices
2.500: Rp642.293
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
LTC3115MPFE-1#TRPBF

Mouser Part No
584-C3115MPFE-1TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 17 Weeks

Reel

Rp642.293

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

TSSOP-EP-20

Boost, Buck

2.7 V to 40 V

2 A

1 Output

30 uA

1 MHz

- 55 C

+ 150 C

LTC3115-1

Reel

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

LTC3115MPFE-2#TRPBF
Analog Devices
2.500: Rp642.293
Non-Stocked Lead-Time 17 Weeks

Mfr. Part No.
LTC3115MPFE-2#TRPBF

Mouser Part No
584-C3115MPFE-2TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 17 Weeks

Reel

Rp642.293

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

TSSOP-EP-20

Boost, Buck

2.7 V to 40 V

2 A

1 Output

30 uA

1 MHz

- 55 C

+ 150 C

LTC3115-2

Reel

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

LTC3129EMSE-1#TRPBF
Analog Devices
2.500: Rp109.709
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
LTC3129EMSE-1#TRPBF

Mouser Part No
584-C3129EMSE-1TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

Rp109.709

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

MSOP-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

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

LTC3129IMSE-1#TRPBF
Analog Devices
2.500: Rp121.084
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
LTC3129IMSE-1#TRPBF

Mouser Part No
584-C3129IMSE-1TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

Rp121.084

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

MSOP-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

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

LTC3129IUD-1#TRPBF
Analog Devices
2.500: Rp121.084
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
LTC3129IUD-1#TRPBF

Mouser Part No
584-C3129IUD-1TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 22 Weeks

Reel

Rp121.084

Min.: 2.500
Mult.: 2.500

: 2.500

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

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

LTC3130EMSE-1#TRPBF
Analog Devices
2.500: Rp124.202
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
LTC3130EMSE-1#TRPBF

Mouser Part No
584-C3130EMSE-1TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

Rp124.202

Min.: 2.500
Mult.: 2.500

: 2.500

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

Reel

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

LTC3130EUDC-1#TRPBF
Analog Devices
2.500: Rp124.202
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
LTC3130EUDC-1#TRPBF

Mouser Part No
584-C3130EUDC-1TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

Rp124.202

Min.: 2.500
Mult.: 2.500

: 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

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

LTC3130IMSE-1#TRPBF
Analog Devices
2.500: Rp136.861
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
LTC3130IMSE-1#TRPBF

Mouser Part No
584-C3130IMSE-1TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

Reel

Rp136.861

Min.: 2.500
Mult.: 2.500

: 2.500

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

Reel

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

LTC3130IUDC-1#TRPBF
Analog Devices
2.500: Rp136.861
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
LTC3130IUDC-1#TRPBF

Mouser Part No
584-C3130IUDC-1TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

Reel

Rp136.861

Min.: 2.500
Mult.: 2.500

: 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

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

LTC3111EMSE#TRPBF
Analog Devices
2.500: Rp133.375
Non-Stocked Lead-Time 30 Weeks

Mfr. Part No.
LTC3111EMSE#TRPBF

Mouser Part No
584-LTC3111EMSETRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 30 Weeks

Reel

Rp133.375

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

MSOP-16

Boost, Buck

2.5 V to 15 V

1.4 A

1 Output

55 uA

800 kHz

- 40 C

+ 125 C

LTC3111

Reel

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

LTC3111HDE#PBF
Analog Devices
1: Rp262.898
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
LTC3111HDE#PBF

Mouser Part No
584-LTC3111HDE#PBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Rp262.898

Rp205.842

Rp191.532

Rp175.938

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

+ 150 C

LTC3111

Tube

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

LTC3111HDE#TRPBF
Analog Devices
2.500: Rp151.721
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
LTC3111HDE#TRPBF

Mouser Part No
584-LTC3111HDE#TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

Rp151.721

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

DFN-14

Boost, Buck

2.5 V to 15 V

1.4 A

1 Output

55 uA

800 kHz

- 40 C

+ 150 C

LTC3111

Reel

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

LTC3111HMSE#TRPBF
Analog Devices
2.500: Rp155.391
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
LTC3111HMSE#TRPBF

Mouser Part No
584-LTC3111HMSETRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

Rp155.391

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

MSOP-16

Boost, Buck

2.5 V to 15 V

1.4 A

1 Output

55 uA

800 kHz

- 40 C

+ 150 C

LTC3111

Reel

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

LTC3111IDE#PBF
Analog Devices
1: Rp246.387
Non-Stocked Lead-Time 27 Weeks

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

Non-Stocked Lead-Time 27 Weeks

Rp246.387

Rp192.816

Rp179.424

Rp164.931

Rp163.279

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

LTC3111IDE#TRPBF
Analog Devices
2.500: Rp142.182
Non-Stocked Lead-Time 27 Weeks

Mfr. Part No.
LTC3111IDE#TRPBF

Mouser Part No
584-LTC3111IDE#TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 27 Weeks

Reel

Rp142.182

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

DFN-14

Boost, Buck

2.5 V to 15 V

1.4 A

1 Output

55 uA

800 kHz

- 40 C

+ 125 C

LTC3111

Reel

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

LTC3111IMSE#TRPBF
Analog Devices
2.500: Rp146.401
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
LTC3111IMSE#TRPBF

Mouser Part No
584-LTC3111IMSETRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

Rp146.401

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

MSOP-16

Boost, Buck

2.5 V to 15 V

1.4 A

1 Output

55 uA

800 kHz

- 55 C

+ 150 C

LTC3111

Reel

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

LTC3111MPDE#PBF
Analog Devices
91: Rp437.552
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
LTC3111MPDE#PBF

Mouser Part No
584-LTC3111MPDE#PBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Rp437.552

Rp410.033

Min.: 91
Mult.: 91

SMD/SMT

DFN-14

Buck-Boost

2.5 V to 15 V

1.4 A

1 Output

55 uA

800 kHz

- 55 C

+ 150 C

LTC3111

Tube

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

LTC3111MPDE#TRPBF
Analog Devices
2.500: Rp410.033
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
LTC3111MPDE#TRPBF

Mouser Part No
584-LTC3111MPDETRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

Rp410.033

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

DFN-14

Boost, Buck

2.5 V to 15 V

1.4 A

1 Output

55 uA

800 kHz

- 55 C

+ 150 C

LTC3111

Reel

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

LTC3111MPMSE#PBF
Analog Devices
37: Rp468.924
Non-Stocked Lead-Time 30 Weeks

Mfr. Part No.
LTC3111MPMSE#PBF

Mouser Part No
584-LTC3111MPMSE#PBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 30 Weeks

Rp468.924

Rp449.660

Min.: 37
Mult.: 37

SMD/SMT

MSOP-16

Buck-Boost

2.5 V to 15 V

1.4 A

1 Output

55 uA

800 kHz

- 55 C

+ 150 C

LTC3111

Tube

Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv

LTC3112EFE#TRPBF
Analog Devices
2.500: Rp153.006
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
LTC3112EFE#TRPBF

Mouser Part No
584-LTC3112EFE#TRPBF

Analog Devices

Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

Rp153.006

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

TSSOP-EP-20

Boost, Buck

2.5 V to 14 V

2.5 A

1 Output

50 uA

750 kHz

- 40 C

+ 125 C

LTC3112

Reel

Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv

LTC3112HDHD#PBF
Analog Devices
1: Rp296.655
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
LTC3112HDHD#PBF

Mouser Part No
584-LTC3112HDHD#PBF

Analog Devices

Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Rp296.655

Rp232.260

Rp216.299

Rp198.504

View

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

+ 150 C

LTC3112

Tube

Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv

LTC3112HDHD#TRPBF
Analog Devices
2.500: Rp171.352
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
LTC3112HDHD#TRPBF

Mouser Part No
584-LTC3112HDHDTRPBF

Analog Devices

Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

Rp171.352

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

DFN-16

Boost, Buck

2.5 V to 14 V

2.5 A

1 Output

50 uA

750 kHz

- 40 C

+ 150 C

LTC3112

Reel

Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv

LTC3112HFE#TRPBF
Analog Devices
2.500: Rp177.956
Non-Stocked Lead-Time 14 Weeks

Mfr. Part No.
LTC3112HFE#TRPBF

Mouser Part No
584-LTC3112HFE#TRPBF

Analog Devices

Switching Voltage Regulators 15V, 2.5A Sync Buck-Boost DC/DC Conv

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

Rp177.956

Min.: 2.500
Mult.: 2.500

: 2.500

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

Reel

LTC31xx Synchronous Buck-Boost DC-DC Converters

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