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: Rp208.777
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

Rp208.777

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: Rp208.777
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

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Datasheet

Non-Stocked Lead-Time 16 Weeks

Reel

Rp208.777

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: Rp551.297
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

Rp551.297

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: Rp551.297
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

Rp551.297

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: Rp99.986
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

Rp99.986

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: Rp110.993
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

Rp110.993

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: Rp109.709
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

Rp109.709

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: Rp113.562
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

Rp113.562

Quote

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: Rp113.562
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

Rp113.562

Quote

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: Rp124.753
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

Rp124.753

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: Rp124.753
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

Rp124.753

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: Rp123.285
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

Rp123.285

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
91: Rp154.657
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

Rp154.657

Rp151.905

Rp148.052

Rp145.117

Quote

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

- 40 C

+ 150 C

LTC3111

Tube

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

LTC3111HDE#TRPBF
Analog Devices
2.500: Rp138.145
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

Rp138.145

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: Rp141.448
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

Rp141.448

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: Rp222.904
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

Rp222.904

Rp175.021

Rp161.445

Rp145.300

Rp142.732

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: Rp130.990
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

Rp130.990

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: Rp133.192
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

Rp133.192

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: Rp377.010
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

Rp377.010

Rp367.837

Rp363.618

Quote

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: Rp351.142
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

Rp351.142

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: Rp415.720
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

Rp415.720

Rp392.788

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: Rp139.246
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

Rp139.246

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: Rp263.999
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

Rp263.999

Rp208.227

Rp181.992

Rp173.737

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: Rp155.941
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

Rp155.941

Quote

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: Rp161.812
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

Rp161.812

Quote

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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