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

LTC3112IDHD#TRPBF
Analog Devices
1: $16.133
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3112IDHD#TRPBF

Mouser Part #
584-LTC3112IDHDTRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Cut Tape

$16.133

$12.631

$11.758

$10.801

View

Reel

$9.318

MouseReel Available

Min.: 1
Mult.: 1

: 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

+ 125 C

LTC3112

Reel, Cut Tape, MouseReel

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

LTC3112IFE#TRPBF
Analog Devices
2.500: $9.665
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3112IFE#TRPBF

Mouser Part #
584-LTC3112IFE#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

$9.665

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

LTC3112MPDHD#PBF
Analog Devices
1: $39.154
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3112MPDHD#PBF

Mouser Part #
584-LTC3112MPDHD#PBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$39.154

$31.698

$29.836

$28.606

$26.808

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

- 55 C

+ 150 C

LTC3112

Tube

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

LTC3112MPFE#PBF
Analog Devices
1: $40.627
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3112MPFE#PBF

Mouser Part #
584-LTC3112MPFE#PBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$40.627

$32.897

$30.962

$29.679

$27.817

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

- 55 C

+ 150 C

LTC3112

Tube

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

LTC3112MPFE#TRPBF
Analog Devices
2.500: $27.817
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3112MPFE#TRPBF

Mouser Part #
584-LTC3112MPFETRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

$27.817

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

- 55 C

+ 150 C

LTC3112

Reel

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

LTC3113IFE#PBF
Analog Devices
1: $16.743
Lead-Time 14 Weeks

Mfr. Part #
LTC3113IFE#PBF

Mouser Part #
584-LTC3113IFE#PBF

Analog Devices

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

Learn More

Datasheet

Lead-Time 14 Weeks

$16.743

$13.104

$12.200

$11.201

View

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

Tube

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

LTC3121IDE#TRPBF
Analog Devices
1: $10.275
Lead-Time 14 Weeks

Mfr. Part #
LTC3121IDE#TRPBF

Mouser Part #
584-LTC3121IDE#TRPBF

Analog Devices

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

Learn More

Datasheet

Lead-Time 14 Weeks

Cut Tape

$10.275

$7.993

$7.425

$6.794

View

Reel

$5.826

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

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

Reel, Cut Tape, MouseReel

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

LTC3122HMSE#TRPBF
Analog Devices
2.500: $6.394
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3122HMSE#TRPBF

Mouser Part #
584-LTC3122HMSETRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

$6.394

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

MSOP-12

Boost

2.2 V to 15 V

2.5 A

1 Output

25 uA

1 MHz

- 40 C

+ 150 C

LTC3122

Reel

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

LTC3122IDE#TRPBF
Analog Devices
1: $10.275
Non-Stocked Lead-Time 15 Weeks

Mfr. Part #
LTC3122IDE#TRPBF

Mouser Part #
584-LTC3122IDE#TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

Cut Tape

$10.275

$7.993

$7.425

$6.794

View

Reel

$5.826

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

LTC3122IMSE#TRPBF
Analog Devices
2.500: $6.615
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3122IMSE#TRPBF

Mouser Part #
584-LTC3122IMSETRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

$6.615

Min.: 2.500
Mult.: 2.500

: 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

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

LTC3124HFE#PBF
Analog Devices
95: $9.823
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3124HFE#PBF

Mouser Part #
584-LTC3124HFE#PBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$9.823

$9.728

$9.160

$8.950

Quote

Min.: 95
Mult.: 95

SMD/SMT

TSSOP-16

Boost

2.5 V to 15 V

5 A

1 Output

25 uA

1 MHz

- 40 C

+ 150 C

LTC3124

Tube

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

LTC3124HFE#TRPBF
Analog Devices
2.500: $8.477
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3124HFE#TRPBF

Mouser Part #
584-LTC3124HFE#TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

$8.477

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

TSSOP-16

Boost

2.5 V to 15 V

5 A

1 Output

25 uA

1 MHz

- 40 C

+ 150 C

LTC3124

Reel

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

LTC3124IDHC#TRPBF
Analog Devices
2.500: $7.940
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3124IDHC#TRPBF

Mouser Part #
584-LTC3124IDHCTRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

$7.940

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

DFN-16

Boost

2.5 V to 15 V

5 A

1 Output

25 uA

1 MHz

- 40 C

+ 125 C

LTC3124

Reel

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

LTC3124IFE#TRPBF
Analog Devices
2.500: $7.940
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3124IFE#TRPBF

Mouser Part #
584-LTC3124IFE#TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

$7.940

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

TSSOP-16

Boost

2.5 V to 15 V

5 A

1 Output

25 uA

1 MHz

- 40 C

+ 125 C

LTC3124

Reel

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

LTC3127EMSE#TRPBF
Analog Devices
2.500: $6.447
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3127EMSE#TRPBF

Mouser Part #
584-LTC3127EMSETRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

$6.447

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

MSOP-12

Boost, Buck

1.8 V to 5.25 V

1 A

1 Output

35 uA

1.35 MHz

- 40 C

+ 85 C

LTC3127

Reel

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

LTC3128EFE#TRPBF
Analog Devices
2.500: $9.434
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3128EFE#TRPBF

Mouser Part #
584-LTC3128EFE#TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

$9.434

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

TSSOP-EP-24

Boost, Buck

1.8 V to 5.5 V

3 A

1 Output

600 uA

1.2 MHz

- 40 C

+ 125 C

LTC3128

Reel

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

LTC3128EUFD#PBF
Analog Devices
1: $14.513
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3128EUFD#PBF

Mouser Part #
584-LTC3128EUFD#PBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

$14.513

$11.358

$10.569

$9.707

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 Mono Buck-Boost Supercap Chr & Balanc

LTC3128EUFD#TRPBF
Analog Devices
2.500: $8.382
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3128EUFD#TRPBF

Mouser Part #
584-LTC3128EUFDTRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

$8.382

Min.: 2.500
Mult.: 2.500

: 2.500

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

Reel

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

LTC3128IFE#TRPBF
Analog Devices
2.500: $10.254
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3128IFE#TRPBF

Mouser Part #
584-LTC3128IFE#TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

$10.254

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

TSSOP-EP-24

Boost, Buck

1.8 V to 5.5 V

3 A

1 Output

600 uA

1.2 MHz

- 40 C

+ 125 C

LTC3128

Reel

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

LTC3128IUFD#TRPBF
Analog Devices
2.500: $8.992
Non-Stocked Lead-Time 15 Weeks

Mfr. Part #
LTC3128IUFD#TRPBF

Mouser Part #
584-LTC3128IUFDTRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

Reel

$8.992

Min.: 2.500
Mult.: 2.500

: 2.500

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

Reel

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

LTC3129EMSE#TRPBF
Analog Devices
2.500: $6.289
Non-Stocked Lead-Time 22 Weeks

Mfr. Part #
LTC3129EMSE#TRPBF

Mouser Part #
584-LTC3129EMSETRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 22 Weeks

Reel

$6.289

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

MSOP-16

Boost, Buck

1.4 V to 15.75 V

200 mA

1 Output

1.3 uA

1.2 MHz

- 40 C

+ 125 C

LTC3129

Reel

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

LTC3129IMSE#TRPBF
Analog Devices
2.500: $7.804
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3129IMSE#TRPBF

Mouser Part #
584-LTC3129IMSETRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Reel

$7.804

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

MSOP-16

Boost, Buck

1.4 V to 15.75 V

200 mA

1 Output

1.3 uA

1.2 MHz

- 40 C

+ 125 C

LTC3129

Reel

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

LTC3129IUD#TRPBF
Analog Devices
2.500: $6.941
Non-Stocked Lead-Time 23 Weeks

Mfr. Part #
LTC3129IUD#TRPBF

Mouser Part #
584-LTC3129IUD#TRPBF

Analog Devices

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

Learn More

Datasheet

Non-Stocked Lead-Time 23 Weeks

Reel

$6.941

Min.: 2.500
Mult.: 2.500

: 2.500

SMD/SMT

QFN-16

Boost, Buck

1.4 V to 15.75 V

200 mA

1 Output

1.3 uA

1.2 MHz

- 40 C

+ 125 C

LTC3129

Reel

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

LTC3130EMSE#TRPBF
Analog Devices
2.500: $7.120
Non-Stocked Lead-Time 43 Weeks

Mfr. Part #
LTC3130EMSE#TRPBF

Mouser Part #
584-LTC3130EMSETRPBF

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 43 Weeks

Reel

$7.120

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

LTC3130IMSE#TRPBF
Analog Devices
2.500: $7.846
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
LTC3130IMSE#TRPBF

Mouser Part #
584-LTC3130IMSETRPBF

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

$7.846

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

LTC31xx Synchronous Buck-Boost DC-DC Converters

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