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 76V, 1A Buck Reg

LTC3637IMSE#PBF
Analog Devices
1: ¥1,865.3
3,113In Stock
5,661Expected 8/12/2026

Mfr. Part #
LTC3637IMSE#PBF

Mouser Part #
584-LTC3637IMSE#PBF

Analog Devices

Switching Voltage Regulators 76V, 1A Buck Reg

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Datasheet

3,113In Stock

5,661Expected 8/12/2026

¥1,865.3

¥1,460

¥1,322.2

¥1,239.1

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Mult.: 1

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

LTC3649IUFD#PBF
Analog Devices
1: ¥3,239
1,236In Stock

Mfr. Part #
LTC3649IUFD#PBF

Mouser Part #
584-LTC3649IUFD#PBF

Analog Devices

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

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Datasheet

1,236In Stock

¥3,239

¥2,581.2

¥2,270.6

¥2,195.8

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

LTC3621IDCB-23.3#TRMPBF
Analog Devices
1: ¥1,523.1
261In Stock

Mfr. Part #
LTC3621IDCB-23.3#TRMPBF

Mouser Part #
584-3621IDCB23.3TMPF

Analog Devices

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

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Datasheet

261In Stock

Cut Tape

¥1,523.1

¥1,184.3

¥1,099.6

¥1,006.6

Reel

¥933.5

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: 500

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

LTC3621EDCB#TRMPBF
Analog Devices
1: ¥1,475
449In Stock

Mfr. Part #
LTC3621EDCB#TRMPBF

Mouser Part #
584-C3621EDCBTRMPBF

Analog Devices

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

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Datasheet

449In Stock

Cut Tape

¥1,475

¥1,212.5

¥1,126.2

¥1,031.5

Reel

¥956.7

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: 500

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

LTC3621EMS8E-2#TRPBF
Analog Devices
1: ¥1,400.2
1,495In Stock

Mfr. Part #
LTC3621EMS8E-2#TRPBF

Mouser Part #
584-C3621EMS8E-2TPF

Analog Devices

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

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Datasheet

1,495In Stock

Cut Tape

¥1,400.2

¥1,084.6

¥1,006.6

¥918.5

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Reel

¥795.6

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: 2,500

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

LTC3621IDCB-5#TRMPBF
Analog Devices
1: ¥1,554.7
420In Stock

Mfr. Part #
LTC3621IDCB-5#TRMPBF

Mouser Part #
584-C3621IDCB-5TMPF

Analog Devices

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

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Datasheet

420In Stock

Cut Tape

¥1,554.7

¥1,207.5

¥1,121.2

¥1,026.5

Reel

¥933.5

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: 500

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

LTC3621IMS8E-2#PBF
Analog Devices
1: ¥1,526.5
461In Stock
350Expected 9/23/2026

Mfr. Part #
LTC3621IMS8E-2#PBF

Mouser Part #
584-C3621IMS8E-2PBF

Analog Devices

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

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Datasheet

461In Stock

350Expected 9/23/2026

¥1,526.5

¥1,187.6

¥1,049.8

¥1,006.6

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Min.: 1
Mult.: 1

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

LTC3624EDD-2#TRPBF
Analog Devices
1: ¥1,591.2
805In Stock
2,500Expected 9/3/2026

Mfr. Part #
LTC3624EDD-2#TRPBF

Mouser Part #
584-C3624EDD-2TRPBF

Analog Devices

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

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Datasheet

805In Stock

2,500Expected 9/3/2026

Cut Tape

¥1,591.2

¥1,239.1

¥1,151.1

¥1,053.1

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Reel

¥901.9

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

LTC3624IDD-3.3#PBF
Analog Devices
1: ¥1,732.4
452In Stock
2,662Expected 8/20/2026

Mfr. Part #
LTC3624IDD-3.3#PBF

Mouser Part #
584-C3624IDD-3.3PBF

Analog Devices

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

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Datasheet

452In Stock

2,662Expected 8/20/2026

¥1,732.4

¥1,352.1

¥1,245.8

¥1,124.5

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Mult.: 1

Switching Voltage Regulators Hi Eff, Hi V 100mA Sync Buck Conv

LTC3631EDD-3.3#TRPBF
Analog Devices
1: ¥1,591.2
1,992In Stock

Mfr. Part #
LTC3631EDD-3.3#TRPBF

Mouser Part #
584-C3631EDD-3.3TPF

Analog Devices

Switching Voltage Regulators Hi Eff, Hi V 100mA Sync Buck Conv

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Datasheet

1,992In Stock

Cut Tape

¥1,591.2

¥1,239.1

¥1,151.1

¥1,053.1

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Reel

¥915.2

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Min.: 1
Mult.: 1

: 2,500

Switching Voltage Regulators Hi Eff, Hi V 20mA Sync Buck Conv

LTC3632EMS8E#TRPBF
Analog Devices
1: ¥1,348.7
884In Stock

Mfr. Part #
LTC3632EMS8E#TRPBF

Mouser Part #
584-C3632EMS8ETRPBF

Analog Devices

Switching Voltage Regulators Hi Eff, Hi V 20mA Sync Buck Conv

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Datasheet

884In Stock

Cut Tape

¥1,348.7

¥958.4

¥890.3

¥817.2

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Reel

¥737.5

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Min.: 1
Mult.: 1

: 2,500

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

LTC3633AEUFD-3#TRPBF
Analog Devices
1: ¥2,235.7
1,714In Stock

Mfr. Part #
LTC3633AEUFD-3#TRPBF

Mouser Part #
584-C3633AEUFD-3TPF

Analog Devices

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

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Datasheet

1,714In Stock

Cut Tape

¥2,235.7

¥1,750.7

¥1,629.4

¥1,496.6

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Reel

¥1,292.3

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

LTC3633AIUFD-2#PBF
Analog Devices
1: ¥2,423.4
179In Stock

Mfr. Part #
LTC3633AIUFD-2#PBF

Mouser Part #
584-C3633AIUFD-2PBF

Analog Devices

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

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Datasheet

179In Stock

¥2,423.4

¥1,928.4

¥1,576.3

¥1,546.4

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Mult.: 1

Switching Voltage Regulators Monolithic 400mA Buck Regulator with Dual 150mA LDOs in 3mm 2mm DFN

LTC3670EDDB#TRMPBF
Analog Devices
1: ¥1,074.7
1,025In Stock

Mfr. Part #
LTC3670EDDB#TRMPBF

Mouser Part #
584-C3670EDDBTRMPBF

Analog Devices

Switching Voltage Regulators Monolithic 400mA Buck Regulator with Dual 150mA LDOs in 3mm 2mm DFN

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Datasheet

1,025In Stock

Cut Tape

¥1,074.7

¥823.9

¥760.7

¥692.6

Reel

¥644.5

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Min.: 1
Mult.: 1

: 500

Switching Voltage Regulators 15V, 1.5A Sync R2R 1x Res Buck Reg

LTC3600EDD#TRPBF
Analog Devices
1: ¥1,523.1
1,229In Stock

Mfr. Part #
LTC3600EDD#TRPBF

Mouser Part #
584-LTC3600EDD#TRPBF

Analog Devices

Switching Voltage Regulators 15V, 1.5A Sync R2R 1x Res Buck Reg

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Datasheet

1,229In Stock

Cut Tape

¥1,523.1

¥1,184.3

¥1,099.6

¥1,006.6

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Reel

¥875.3

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Switching Voltage Regulators 15V, 1.5A Sync R2R 1x Res Buck Reg

LTC3600EMSE#TRPBF
Analog Devices
1: ¥1,523.1
1,432In Stock

Mfr. Part #
LTC3600EMSE#TRPBF

Mouser Part #
584-LTC3600EMSETRPBF

Analog Devices

Switching Voltage Regulators 15V, 1.5A Sync R2R 1x Res Buck Reg

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Datasheet

1,432In Stock

Cut Tape

¥1,523.1

¥1,184.3

¥1,099.6

¥1,006.6

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Reel

¥865.4

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Switching Voltage Regulators 15V, 1.5A Sync R2R 1x Res Buck Reg

LTC3600IDD#PBF
Analog Devices
1: ¥1,720.8
429In Stock

Mfr. Part #
LTC3600IDD#PBF

Mouser Part #
584-LTC3600IDD#PBF

Analog Devices

Switching Voltage Regulators 15V, 1.5A Sync R2R 1x Res Buck Reg

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Datasheet

429In Stock

¥1,720.8

¥1,343.7

¥1,249.1

¥1,134.5

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Min.: 1
Mult.: 1

Switching Voltage Regulators 1.5A, 15V Mono Sync Buck Reg

LTC3601EMSE#TRPBF
Analog Devices
1: ¥1,279
1,429In Stock
2,500Expected 9/11/2026

Mfr. Part #
LTC3601EMSE#TRPBF

Mouser Part #
584-LTC3601EMSETRPBF

Analog Devices

Switching Voltage Regulators 1.5A, 15V Mono Sync Buck Reg

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Datasheet

1,429In Stock

2,500Expected 9/11/2026

Cut Tape

¥1,279

¥990

¥916.9

¥837.1

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Reel

¥724.2

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Switching Voltage Regulators 2.5A, 15V Mono Sync Buck Reg

LTC3604IMSE#PBF
Analog Devices
1: ¥1,945
961In Stock

Mfr. Part #
LTC3604IMSE#PBF

Mouser Part #
584-LTC3604IMSE#PBF

Analog Devices

Switching Voltage Regulators 2.5A, 15V Mono Sync Buck Reg

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Datasheet

961In Stock

¥1,945

¥1,523.1

¥1,396.9

¥1,295.6

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Min.: 1
Mult.: 1

Switching Voltage Regulators 2.5A, 15V Mono Sync Buck Reg

LTC3604IUD#PBF
Analog Devices
1: ¥1,906.8
279In Stock

Mfr. Part #
LTC3604IUD#PBF

Mouser Part #
584-LTC3604IUD#PBF

Analog Devices

Switching Voltage Regulators 2.5A, 15V Mono Sync Buck Reg

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Datasheet

279In Stock

¥1,906.8

¥1,493.2

¥1,390.3

¥1,288.9

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Min.: 1
Mult.: 1

Switching Voltage Regulators 20V, 5A Sync Buck Reg

LTC3605AEUF#PBF
Analog Devices
1: ¥2,141
426In Stock

Mfr. Part #
LTC3605AEUF#PBF

Mouser Part #
584-LTC3605AEUF#PBF

Analog Devices

Switching Voltage Regulators 20V, 5A Sync Buck Reg

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Datasheet

426In Stock

¥2,141

¥1,682.6

¥1,451.7

¥1,330.5

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Min.: 1
Mult.: 1

Switching Voltage Regulators 20V, 5A Sync Buck Reg

LTC3605AIUF#PBF
Analog Devices
1: ¥2,553
560In Stock
637On Order

Mfr. Part #
LTC3605AIUF#PBF

Mouser Part #
584-LTC3605AIUF#PBF

Analog Devices

Switching Voltage Regulators 20V, 5A Sync Buck Reg

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Datasheet

560In Stock

637On Order

¥2,553

¥2,019.8

¥1,747.4

¥1,689.2

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Min.: 1
Mult.: 1

Switching Voltage Regulators 15V, 5A Sync Buck Reg

LTC3605EUF#PBF
Analog Devices
1: ¥2,204.1
203In Stock
455Expected 8/20/2026

Mfr. Part #
LTC3605EUF#PBF

Mouser Part #
584-LTC3605EUF#PBF

Analog Devices

Switching Voltage Regulators 15V, 5A Sync Buck Reg

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Datasheet

203In Stock

455Expected 8/20/2026

¥2,204.1

¥1,735.7

¥1,496.6

¥1,445.1

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Mult.: 1

Switching Voltage Regulators 3A, 4MHz Mono Sync Buck DC/DC Conv

LTC3612EUDC#TRPBF
Analog Devices
1: ¥1,664.3
1,026In Stock

Mfr. Part #
LTC3612EUDC#TRPBF

Mouser Part #
584-LTC3612EUDCTRPBF

Analog Devices

Switching Voltage Regulators 3A, 4MHz Mono Sync Buck DC/DC Conv

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Datasheet

1,026In Stock

Cut Tape

¥1,664.3

¥1,297.2

¥1,184.3

¥1,106.2

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Reel

¥950.1

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Switching Voltage Regulators 4A, 4MHz Mono Sync Buck DC/DC Conv

LTC3614EUDD#TRPBF
Analog Devices
1: ¥1,830.4
1,226In Stock

Mfr. Part #
LTC3614EUDD#TRPBF

Mouser Part #
584-LTC3614EUDDTRPBF

Analog Devices

Switching Voltage Regulators 4A, 4MHz Mono Sync Buck DC/DC Conv

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Datasheet

1,226In Stock

Cut Tape

¥1,830.4

¥1,431.8

¥1,332.1

¥1,222.5

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Reel

¥1,083

MouseReel Available

Min.: 1
Mult.: 1

: 2,500