Semiconductors – Mouser Japan

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LTC36xx/LTC7149 Series Step-Down Buck Regulators

Analog Devices Inc. LTC36xx/LTC7149 Series Synchronous Step-Down Buck Regulators are high efficiency, monolithic, and excellent for inverting output applications. The LTC3623 and LTC3600 are programmed with a single external resistor. The LTC3649 and LTC7149 feature single resistor programmable output voltage, with high efficiency over a wide V_OUT range.

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Part #

Switching Voltage Regulators 2x Ch 3A, 20V Mono Sync Buck Reg

LTC3633AIFE#PBF
Analog Devices
1: ¥2,501.5
638In Stock

Mfr. Part #
LTC3633AIFE#PBF

Mouser Part #
584-LTC3633AIFE#PBF

Analog Devices

Switching Voltage Regulators 2x Ch 3A, 20V Mono Sync Buck Reg

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Datasheet

638In Stock

¥2,501.5

¥1,978.3

¥1,765.6

¥1,735.7

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Mult.: 1

Switching Voltage Regulators 2x Ch 3A, 20V Mono Sync Buck Reg

LTC3633AIUFD#PBF
Analog Devices
1: ¥2,423.4
434In Stock
219Expected 9/7/2026

Mfr. Part #
LTC3633AIUFD#PBF

Mouser Part #
584-LTC3633AIUFD#PBF

Analog Devices

Switching Voltage Regulators 2x Ch 3A, 20V Mono Sync Buck Reg

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Datasheet

434In Stock

219Expected 9/7/2026

¥2,423.4

¥1,913.5

¥1,672.6

¥1,614.5

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Mult.: 1

Switching Voltage Regulators 15V 2x 3A Mono Buck Reg for DDR Pwr

LTC3634EUFD#TRPBF
Analog Devices
1: ¥2,204.1
816In Stock

Mfr. Part #
LTC3634EUFD#TRPBF

Mouser Part #
584-LTC3634EUFDTRPBF

Analog Devices

Switching Voltage Regulators 15V 2x 3A Mono Buck Reg for DDR Pwr

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Datasheet

816In Stock

Cut Tape

¥2,204.1

¥1,735.7

¥1,617.8

¥1,488.3

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Reel

¥1,292.3

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Switching Voltage Regulators 2x Ch 6A, 20V Mono Sync Buck Reg

LTC3636EUFD#PBF
Analog Devices
1: ¥2,300.5
455In Stock

Mfr. Part #
LTC3636EUFD#PBF

Mouser Part #
584-LTC3636EUFDPBF

Analog Devices

Switching Voltage Regulators 2x Ch 6A, 20V Mono Sync Buck Reg

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Datasheet

455In Stock

¥2,300.5

¥1,813.8

¥1,582.9

¥1,528.1

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Mult.: 1

Switching Voltage Regulators 76V, 1A Buck Reg

LTC3637MPMSE#PBF
Analog Devices
1: ¥4,361.8
462In Stock
962On Order

Mfr. Part #
LTC3637MPMSE#PBF

Mouser Part #
584-LTC3637MPMSE#PBF

Analog Devices

Switching Voltage Regulators 76V, 1A Buck Reg

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Datasheet

462In Stock

962On Order

¥4,361.8

¥3,682.4

¥3,381.8

¥3,265.5

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Mult.: 1

Switching Voltage Regulators 60V, 4A Sync Buck Reg w/ R2R Progmable O

LTC3649EUFD#PBF
Analog Devices
1: ¥2,850.3
335In Stock
657Expected 8/31/2026

Mfr. Part #
LTC3649EUFD#PBF

Mouser Part #
584-LTC3649EUFD#PBF

Analog Devices

Switching Voltage Regulators 60V, 4A Sync Buck Reg w/ R2R Progmable O

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Datasheet

335In Stock

657Expected 8/31/2026

¥2,850.3

¥2,262.3

¥1,984.9

¥1,918.5

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Min.: 1
Mult.: 1

Switching Voltage Regulators 60V, 4A Sync Buck Reg for Inv Outs

LTC7149IFE#PBF
Analog Devices
1: ¥3,368.5
173In Stock
450Expected 8/17/2026

Mfr. Part #
LTC7149IFE#PBF

Mouser Part #
584-LTC7149IFE#PBF

Analog Devices

Switching Voltage Regulators 60V, 4A Sync Buck Reg for Inv Outs

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Datasheet

173In Stock

450Expected 8/17/2026

¥3,368.5

¥2,687.5

¥2,413.4

¥2,376.9

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Min.: 1
Mult.: 1

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

LTC3621EDCB-2#TRMPBF
Analog Devices
1: ¥1,310.5
203In Stock
500Expected 8/24/2026

Mfr. Part #
LTC3621EDCB-2#TRMPBF

Mouser Part #
584-C3621EDCB-2TMPF

Analog Devices

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

203In Stock

500Expected 8/24/2026

Cut Tape

¥1,310.5

¥1,081.3

¥1,003.2

¥916.9

Reel

¥848.8

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MouseReel Available

Min.: 1
Mult.: 1

: 500

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

LTC3621EMS8E-2#PBF
Analog Devices
1: ¥1,398.6
188In Stock
350Expected 8/17/2026

Mfr. Part #
LTC3621EMS8E-2#PBF

Mouser Part #
584-C3621EMS8E-2PBF

Analog Devices

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

188In Stock

350Expected 8/17/2026

¥1,398.6

¥1,084.6

¥956.7

¥916.9

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Min.: 1
Mult.: 1

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

LTC3621EMS8E-3.3#PBF
Analog Devices
1: ¥1,398.6
95In Stock

Mfr. Part #
LTC3621EMS8E-3.3#PBF

Mouser Part #
584-C3621EMS8E-3.3PF

Analog Devices

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

95In Stock

¥1,398.6

¥1,084.6

¥956.7

¥916.9

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Min.: 1
Mult.: 1

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

LTC3621EMS8E-5#PBF
Analog Devices
1: ¥1,398.6
78In Stock

Mfr. Part #
LTC3621EMS8E-5#PBF

Mouser Part #
584-C3621EMS8E-5PBF

Analog Devices

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

78In Stock

¥1,398.6

¥1,084.6

¥956.7

¥890.3

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Min.: 1
Mult.: 1

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

LTC3621EMS8E-23.3#PBF
Analog Devices
1: ¥1,398.6
133In Stock

Mfr. Part #
LTC3621EMS8E-23.3#PBF

Mouser Part #
584-C3621EMS8E23.3PF

Analog Devices

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

133In Stock

¥1,398.6

¥1,084.6

¥956.7

¥916.9

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Min.: 1
Mult.: 1

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

LTC3621EMS8E#TRPBF
Analog Devices
1: ¥1,398.6
243In Stock
2,500Expected 8/31/2026

Mfr. Part #
LTC3621EMS8E#TRPBF

Mouser Part #
584-C3621EMS8ETRPBF

Analog Devices

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

243In Stock

2,500Expected 8/31/2026

Cut Tape

¥1,398.6

¥1,084.6

¥1,004.9

¥918.5

View

Reel

¥803.9

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

LTC3621HMS8E-25#PBF
Analog Devices
1: ¥1,644.4
69In Stock

Mfr. Part #
LTC3621HMS8E-25#PBF

Mouser Part #
584-C3621HMS8E-25PBF

Analog Devices

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

69In Stock

¥1,644.4

¥1,280.6

¥1,134.5

¥1,089.6

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Min.: 1
Mult.: 1

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

LTC3621HMS8E-3.3#PBF
Analog Devices
1: ¥1,644.4
70In Stock

Mfr. Part #
LTC3621HMS8E-3.3#PBF

Mouser Part #
584-C3621HMS8E-3.3PF

Analog Devices

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

70In Stock

¥1,644.4

¥1,280.6

¥1,134.5

¥1,059.7

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Min.: 1
Mult.: 1

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

LTC3621HMS8E-5#PBF
Analog Devices
1: ¥1,677.6
39In Stock

Mfr. Part #
LTC3621HMS8E-5#PBF

Mouser Part #
584-C3621HMS8E-5PBF

Analog Devices

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

39In Stock

¥1,677.6

¥1,307.2

¥1,134.5

¥1,059.7

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Min.: 1
Mult.: 1

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

LTC3621HMS8E-23.3#PBF
Analog Devices
1: ¥1,644.4
90In Stock

Mfr. Part #
LTC3621HMS8E-23.3#PBF

Mouser Part #
584-C3621HMS8E23.3PF

Analog Devices

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

90In Stock

¥1,644.4

¥1,280.6

¥1,134.5

¥1,089.6

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Min.: 1
Mult.: 1

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

LTC3621IDCB-25#TRMPBF
Analog Devices
1: ¥1,523.1
498In Stock

Mfr. Part #
LTC3621IDCB-25#TRMPBF

Mouser Part #
584-C3621IDCB-25TMPF

Analog Devices

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

498In Stock

Cut Tape

¥1,523.1

¥1,184.3

¥1,099.6

¥1,006.6

Reel

¥916.9

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

LTC3621IDCB-3.3#TRMPBF
Analog Devices
1: ¥1,523.1
18In Stock

Mfr. Part #
LTC3621IDCB-3.3#TRMPBF

Mouser Part #
584-C3621IDCB3.3TMPF

Analog Devices

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

18In Stock

Cut Tape

¥1,523.1

¥1,184.3

¥1,099.6

¥1,006.6

Reel

¥933.5

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MouseReel Available

Min.: 1
Mult.: 1

: 500

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

LTC3621IDCB#TRMPBF
Analog Devices
1: ¥1,523.1
78In Stock
1,000Expected 10/8/2026

Mfr. Part #
LTC3621IDCB#TRMPBF

Mouser Part #
584-C3621IDCBTRMPBF

Analog Devices

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

78In Stock

1,000Expected 10/8/2026

Cut Tape

¥1,523.1

¥1,184.3

¥1,099.6

¥1,006.6

Reel

¥933.5

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

LTC3621IMS8E-3.3#PBF
Analog Devices
1: ¥1,526.5
100In Stock

Mfr. Part #
LTC3621IMS8E-3.3#PBF

Mouser Part #
584-C3621IMS8E-3.3PF

Analog Devices

Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

100In Stock

¥1,526.5

¥1,187.6

¥1,049.8

¥981.7

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Min.: 1
Mult.: 1

Switching Voltage Regulators 17V, 2x 1A Sync Buck Reg w/ Ultralow Q C

LTC3622EDE-23/5#PBF
Analog Devices
1: ¥1,969.9
51In Stock

Mfr. Part #
LTC3622EDE-23/5#PBF

Mouser Part #
584-C3622EDE-23/5PBF

Analog Devices

Switching Voltage Regulators 17V, 2x 1A Sync Buck Reg w/ Ultralow Q C

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Datasheet

51In Stock

¥1,969.9

¥1,544.7

¥1,327.1

¥1,282.3

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Min.: 1
Mult.: 1

Switching Voltage Regulators 17V, 2x 1A Sync Buck Reg w/ Ultralow Q C

LTC3622HDE-23/5#PBF
Analog Devices
1: ¥2,262.3
50In Stock

Mfr. Part #
LTC3622HDE-23/5#PBF

Mouser Part #
584-C3622HDE-23/5PBF

Analog Devices

Switching Voltage Regulators 17V, 2x 1A Sync Buck Reg w/ Ultralow Q C

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Datasheet

50In Stock

¥2,262.3

¥1,782.3

¥1,538.1

¥1,476.6

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Min.: 1
Mult.: 1

Switching Voltage Regulators 17V, 2A Sync Buck Reg w/ 3.5 A Q C

LTC3624EDD-23.3#PBF
Analog Devices
1: ¥1,591.2
106In Stock

Mfr. Part #
LTC3624EDD-23.3#PBF

Mouser Part #
584-C3624EDD-23.3PBF

Analog Devices

Switching Voltage Regulators 17V, 2A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

106In Stock

¥1,591.2

¥1,239.1

¥1,151.1

¥1,043.1

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Min.: 1
Mult.: 1

Switching Voltage Regulators 17V, 2A Sync Buck Reg w/ 3.5 A Q C

LTC3624EDD-3.3#PBF
Analog Devices
1: ¥1,591.2
49In Stock

Mfr. Part #
LTC3624EDD-3.3#PBF

Mouser Part #
584-C3624EDD-3.3PBF

Analog Devices

Switching Voltage Regulators 17V, 2A Sync Buck Reg w/ 3.5 A Q C

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Datasheet

49In Stock

¥1,591.2

¥1,239.1

¥1,151.1

¥1,043.1

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Min.: 1
Mult.: 1