Semiconductors – Mouser Singapore

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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 Hi Eff, 65V 500mA Sync Buck Conv

LTC3630IMSE#TRPBF
Analog Devices
1: $15.38
1,347In Stock

Mfr. Part No.
LTC3630IMSE#TRPBF

Mouser Part No
584-LTC3630IMSETRPBF

Analog Devices

Switching Voltage Regulators Hi Eff, 65V 500mA Sync Buck Conv

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Datasheet

1,347In Stock

Cut Tape

$15.38

$12.05

$11.21

$10.30

View

Reel

$9.02

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

LTC3633AEUFD#PBF
Analog Devices
1: $18.41
1,573In Stock
438Expected 28/8/2026

Mfr. Part No.
LTC3633AEUFD#PBF

Mouser Part No
584-LTC3633AEUFD#PBF

Analog Devices

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

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Datasheet

1,573In Stock

438Expected 28/8/2026

$18.41

$14.48

$13.34

$12.25

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Min.: 1
Mult.: 1

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

LTC3633AIFE#PBF
Analog Devices
1: $20.48
638In Stock

Mfr. Part No.
LTC3633AIFE#PBF

Mouser Part No
584-LTC3633AIFE#PBF

Analog Devices

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

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Datasheet

638In Stock

$20.48

$16.20

$14.46

$14.21

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Min.: 1
Mult.: 1

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

LTC3633AIUFD#PBF
Analog Devices
1: $19.84
434In Stock
219Expected 7/9/2026

Mfr. Part No.
LTC3633AIUFD#PBF

Mouser Part No
584-LTC3633AIUFD#PBF

Analog Devices

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

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Datasheet

434In Stock

219Expected 7/9/2026

$19.84

$15.67

$13.70

$13.22

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Min.: 1
Mult.: 1

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

LTC3634EUFD#TRPBF
Analog Devices
1: $18.05
816In Stock

Mfr. Part No.
LTC3634EUFD#TRPBF

Mouser Part No
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

$18.05

$14.21

$13.25

$12.19

View

Reel

$10.58

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

LTC3636EUFD#PBF
Analog Devices
1: $18.84
455In Stock

Mfr. Part No.
LTC3636EUFD#PBF

Mouser Part No
584-LTC3636EUFDPBF

Analog Devices

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

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Datasheet

455In Stock

$18.84

$14.85

$12.96

$12.51

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Min.: 1
Mult.: 1

Switching Voltage Regulators 76V, 1A Buck Reg

LTC3637MPMSE#PBF
Analog Devices
1: $35.71
462In Stock
962On Order

Mfr. Part No.
LTC3637MPMSE#PBF

Mouser Part No
584-LTC3637MPMSE#PBF

Analog Devices

Switching Voltage Regulators 76V, 1A Buck Reg

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Datasheet

462In Stock

962On Order

$35.71

$30.15

$27.69

$26.74

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Min.: 1
Mult.: 1

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

LTC3649EUFD#PBF
Analog Devices
1: $23.34
1,093In Stock

Mfr. Part No.
LTC3649EUFD#PBF

Mouser Part No
584-LTC3649EUFD#PBF

Analog Devices

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

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Datasheet

1,093In Stock

$23.34

$18.52

$16.25

$15.71

View

Min.: 1
Mult.: 1

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

LTC7149IFE#PBF
Analog Devices
1: $27.58
173In Stock
450Expected 12/9/2026

Mfr. Part No.
LTC7149IFE#PBF

Mouser Part No
584-LTC7149IFE#PBF

Analog Devices

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

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Datasheet

173In Stock

450Expected 12/9/2026

$27.58

$22.00

$19.76

$19.46

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Min.: 1
Mult.: 1

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

LTC3621EMS8E-2#PBF
Analog Devices
1: $11.45
188In Stock
350Expected 12/9/2026

Mfr. Part No.
LTC3621EMS8E-2#PBF

Mouser Part No
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 12/9/2026

$11.45

$8.88

$7.83

$7.51

View

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: $11.45
95In Stock

Mfr. Part No.
LTC3621EMS8E-3.3#PBF

Mouser Part No
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

$11.45

$8.88

$7.83

$7.51

View

Min.: 1
Mult.: 1

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

LTC3621EMS8E-5#PBF
Analog Devices
1: $11.45
78In Stock

Mfr. Part No.
LTC3621EMS8E-5#PBF

Mouser Part No
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

$11.45

$8.88

$7.83

$7.29

View

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: $11.45
133In Stock

Mfr. Part No.
LTC3621EMS8E-23.3#PBF

Mouser Part No
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

$11.45

$8.88

$7.83

$7.51

View

Min.: 1
Mult.: 1

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

LTC3621EMS8E#TRPBF
Analog Devices
1: $11.45
243In Stock
2,500Expected 28/8/2026

Mfr. Part No.
LTC3621EMS8E#TRPBF

Mouser Part No
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 28/8/2026

Cut Tape

$11.45

$8.88

$8.23

$7.52

View

Reel

$6.58

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: $13.46
69In Stock

Mfr. Part No.
LTC3621HMS8E-25#PBF

Mouser Part No
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

$13.46

$10.49

$9.29

$8.92

View

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: $13.46
70In Stock

Mfr. Part No.
LTC3621HMS8E-3.3#PBF

Mouser Part No
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

$13.46

$10.49

$9.29

$8.68

View

Min.: 1
Mult.: 1

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

LTC3621HMS8E-5#PBF
Analog Devices
1: $13.74
39In Stock

Mfr. Part No.
LTC3621HMS8E-5#PBF

Mouser Part No
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

$13.74

$10.70

$9.29

$8.68

View

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: $13.46
90In Stock

Mfr. Part No.
LTC3621HMS8E-23.3#PBF

Mouser Part No
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

$13.46

$10.49

$9.29

$8.92

View

Min.: 1
Mult.: 1

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

LTC3621IDCB-25#TRMPBF
Analog Devices
1: $12.47
498In Stock

Mfr. Part No.
LTC3621IDCB-25#TRMPBF

Mouser Part No
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

$12.47

$9.70

$9.00

$8.24

Reel

$7.51

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: $12.47
18In Stock

Mfr. Part No.
LTC3621IDCB-3.3#TRMPBF

Mouser Part No
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

$12.47

$9.70

$9.00

$8.24

Reel

$7.64

View

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: $12.47
78In Stock
1,000Expected 8/10/2026

Mfr. Part No.
LTC3621IDCB#TRMPBF

Mouser Part No
584-C3621IDCBTRMPBF

Analog Devices

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

Learn More

Datasheet

78In Stock

1,000Expected 8/10/2026

Cut Tape

$12.47

$9.70

$9.00

$8.24

Reel

$7.64

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: $12.50
100In Stock

Mfr. Part No.
LTC3621IMS8E-3.3#PBF

Mouser Part No
584-C3621IMS8E-3.3PF

Analog Devices

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

Learn More

Datasheet

100In Stock

$12.50

$9.72

$8.60

$8.04

View

Min.: 1
Mult.: 1

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

LTC3622EDE-23/5#PBF
Analog Devices
1: $16.13
51In Stock

Mfr. Part No.
LTC3622EDE-23/5#PBF

Mouser Part No
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

$16.13

$12.65

$10.87

$10.50

View

Min.: 1
Mult.: 1

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

LTC3622HDE-23/5#PBF
Analog Devices
1: $18.52
50In Stock

Mfr. Part No.
LTC3622HDE-23/5#PBF

Mouser Part No
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

$18.52

$14.59

$12.59

$12.09

View

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: $13.03
106In Stock

Mfr. Part No.
LTC3624EDD-23.3#PBF

Mouser Part No
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

$13.03

$10.15

$9.42

$8.54

View

Min.: 1
Mult.: 1

LTC36xx/LTC7149 Series Step-Down Buck Regulators

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