Power Management ICs – Mouser United Kingdom

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

LTC3600EDD#TRPBF
Analog Devices
1: £8.18
1,589In Stock

Mfr. Part No.
LTC3600EDD#TRPBF

Mouser Part No
584-LTC3600EDD#TRPBF

Analog Devices

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

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Datasheet

1,589In Stock

Cut Tape

£8.18

£6.32

£6.03

£5.23

£5.00

Reel

£5.00

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

DFN-12

0 V to 14.5 V

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

LTC3600EMSE#TRPBF
Analog Devices
1: £8.18
1,617In Stock

Mfr. Part No.
LTC3600EMSE#TRPBF

Mouser Part No
584-LTC3600EMSETRPBF

Analog Devices

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

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Datasheet

1,617In Stock

Cut Tape

£8.18

£6.32

£6.03

£5.23

£5.00

Reel

£5.00

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

MSOP-12

0 V to 14.5 V

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

LTC3600IDD#PBF
Analog Devices
1: £9.31
550In Stock

Mfr. Part No.
LTC3600IDD#PBF

Mouser Part No
584-LTC3600IDD#PBF

Analog Devices

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

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Datasheet

550In Stock

£9.31

£7.23

£6.90

£5.99

£5.72

Min.: 1
Mult.: 1

SMD/SMT

DFN-12

0 V to 14.5 V

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

LTC3601EUD#TRPBF
Analog Devices
1: £7.10
2,178In Stock

Mfr. Part No.
LTC3601EUD#TRPBF

Mouser Part No
584-LTC3601EUD#TRPBF

Analog Devices

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

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Datasheet

2,178In Stock

Cut Tape

£7.10

£5.32

£5.07

£4.40

View

Reel

£3.83

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

QFN-16

600 mV to 14.52 V

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

LTC3601IUD#PBF
Analog Devices
1: £7.91
673In Stock

Mfr. Part No.
LTC3601IUD#PBF

Mouser Part No
584-LTC3601IUD#PBF

Analog Devices

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

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Datasheet

673In Stock

£7.91

£6.11

£5.82

£5.06

£4.83

Min.: 1
Mult.: 1

SMD/SMT

QFN-16

600 mV to 14.52 V

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

LTC3603EUF#TRPBF
Analog Devices
1: £9.36
741In Stock

Mfr. Part No.
LTC3603EUF#TRPBF

Mouser Part No
584-LTC3603EUF#TRPBF

Analog Devices

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

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Datasheet

741In Stock

Cut Tape

£9.36

£7.28

£6.95

£6.03

£5.76

Reel

£5.76

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

QFN-20

600 mV to 14.5 V

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

LTC3604EMSE#PBF
Analog Devices
1: £9.36
1,341In Stock

Mfr. Part No.
LTC3604EMSE#PBF

Mouser Part No
584-LTC3604EMSE#PBF

Analog Devices

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

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Datasheet

1,341In Stock

£9.36

£7.28

£6.95

£6.03

£5.76

Min.: 1
Mult.: 1

SMD/SMT

MSOP-16

600 mV to 14.52 V

Switching Voltage Regulators 20V, 5A Sync Buck Reg

LTC3605AEUF#PBF
Analog Devices
1: £11.23
576In Stock

Mfr. Part No.
LTC3605AEUF#PBF

Mouser Part No
584-LTC3605AEUF#PBF

Analog Devices

Switching Voltage Regulators 20V, 5A Sync Buck Reg

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Datasheet

576In Stock

£11.23

£8.53

£8.18

£7.20

£6.84

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

600 mV to 19.8 V

Switching Voltage Regulators 20V, 5A Sync Buck Reg

LTC3605AIUF#PBF
Analog Devices
1: £12.77
805In Stock

Mfr. Part No.
LTC3605AIUF#PBF

Mouser Part No
584-LTC3605AIUF#PBF

Analog Devices

Switching Voltage Regulators 20V, 5A Sync Buck Reg

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Datasheet

805In Stock

£12.77

£10.02

£9.60

£8.46

£8.05

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

600 mV to 19.8 V

Switching Voltage Regulators 20V, 5A Sync Buck Reg

LTC3605AIUF#TRPBF
Analog Devices
1: £12.77
282In Stock
2,500Expected 07/05/2026

Mfr. Part No.
LTC3605AIUF#TRPBF

Mouser Part No
584-LTC3605AIUFTRPBF

Analog Devices

Switching Voltage Regulators 20V, 5A Sync Buck Reg

Learn More

Datasheet

282In Stock

2,500Expected 07/05/2026

Cut Tape

£12.77

£10.02

£9.60

£8.46

£8.05

Reel

£8.05

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

QFN-24

600 mV to 19.8 V

Switching Voltage Regulators 15V, 5A Sync Buck Reg

LTC3605EUF#PBF
Analog Devices
1: £9.68
426In Stock

Mfr. Part No.
LTC3605EUF#PBF

Mouser Part No
584-LTC3605EUF#PBF

Analog Devices

Switching Voltage Regulators 15V, 5A Sync Buck Reg

Learn More

Datasheet

426In Stock

£9.68

£7.61

£7.32

£6.35

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

600 mV to 14.85 V

Switching Voltage Regulators 18V, 8A Mono Sync Buck DC/DC Conv

LTC3608EWKG#PBF
Analog Devices
1: £17.75
117In Stock

Mfr. Part No.
LTC3608EWKG#PBF

Mouser Part No
584-LTC3608EWKG#PBF

Analog Devices

Switching Voltage Regulators 18V, 8A Mono Sync Buck DC/DC Conv

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Datasheet

117In Stock

£17.75

£13.88

£13.26

£11.86

Min.: 1
Mult.: 1

SMD/SMT

QFN-52

600 mV to 17.82 V

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

LTC3612EUDC#TRPBF
Analog Devices
1: £8.97
1,618In Stock

Mfr. Part No.
LTC3612EUDC#TRPBF

Mouser Part No
584-LTC3612EUDCTRPBF

Analog Devices

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

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Datasheet

1,618In Stock

Cut Tape

£8.97

£6.98

£6.65

£5.77

£5.51

Reel

£5.51

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

QFN-20

600 mV to 5.5 V

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

LTC3612HUDC#PBF
Analog Devices
1: £10.46
273In Stock

Mfr. Part No.
LTC3612HUDC#PBF

Mouser Part No
584-LTC3612HUDC#PBF

Analog Devices

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

Learn More

Datasheet

273In Stock

£10.46

£7.94

£7.61

£6.70

£6.38

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

600 mV to 5.5 V

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

LTC3614IUDD#PBF
Analog Devices
1: £10.75
264In Stock

Mfr. Part No.
LTC3614IUDD#PBF

Mouser Part No
584-LTC3614IUDD#PBF

Analog Devices

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

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Datasheet

264In Stock

£10.75

£8.16

£7.82

£6.89

£6.56

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

600 mV to 5.5 V

Switching Voltage Regulators 2x 4MHz, 3A Sync Buck DC/DC Conv

LTC3615EUF#PBF
Analog Devices
1: £10.46
1,325In Stock

Mfr. Part No.
LTC3615EUF#PBF

Mouser Part No
584-LTC3615EUF#PBF

Analog Devices

Switching Voltage Regulators 2x 4MHz, 3A Sync Buck DC/DC Conv

Learn More

Datasheet

1,325In Stock

£10.46

£7.94

£7.61

£6.70

£6.38

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

600 mV to 5.5 V

Switching Voltage Regulators 2x 4MHz, 3A Sync Buck DC/DC Conv

LTC3615EUF#TRPBF
Analog Devices
1: £10.46
701In Stock

Mfr. Part No.
LTC3615EUF#TRPBF

Mouser Part No
584-LTC3615EUF#TRPBF

Analog Devices

Switching Voltage Regulators 2x 4MHz, 3A Sync Buck DC/DC Conv

Learn More

Datasheet

701In Stock

Cut Tape

£10.46

£7.94

£7.61

£6.70

£6.38

Reel

£6.38

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

QFN-24

600 mV to 5.5 V

Switching Voltage Regulators 2x 4MHz, 3A Sync Buck DC/DC Conv

LTC3615IUF#PBF
Analog Devices
1: £11.87
233In Stock

Mfr. Part No.
LTC3615IUF#PBF

Mouser Part No
584-LTC3615IUF#PBF

Analog Devices

Switching Voltage Regulators 2x 4MHz, 3A Sync Buck DC/DC Conv

Learn More

Datasheet

233In Stock

£11.87

£9.31

£8.93

£7.87

£7.48

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

600 mV to 5.5 V

Switching Voltage Regulators 6A, 4MHz Mono Sync Buck DC/DC Conv

LTC3616IUDD#PBF
Analog Devices
1: £11.43
829In Stock

Mfr. Part No.
LTC3616IUDD#PBF

Mouser Part No
584-LTC3616IUDD#PBF

Analog Devices

Switching Voltage Regulators 6A, 4MHz Mono Sync Buck DC/DC Conv

Learn More

Datasheet

829In Stock

£11.43

£8.97

£8.60

£7.58

£7.20

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

600 mV to 5.5 V

Switching Voltage Regulators Dual 4MHz, 3A Synchronous Buck Converter for DDR Termination

LTC3618EFE#PBF
Analog Devices
1: £11.23
346In Stock

Mfr. Part No.
LTC3618EFE#PBF

Mouser Part No
584-LTC3618EFE#PBF

Analog Devices

Switching Voltage Regulators Dual 4MHz, 3A Synchronous Buck Converter for DDR Termination

Learn More

Datasheet

346In Stock

£11.23

£8.53

£8.18

£7.20

£6.84

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-EP-24

500 mV to 2.5 V

Switching Voltage Regulators Dual 4MHz, 3A Synchronous Buck Converter for DDR Termination

LTC3618EUF#PBF
Analog Devices
1: £10.86
1,522In Stock

Mfr. Part No.
LTC3618EUF#PBF

Mouser Part No
584-LTC3618EUF#PBF

Analog Devices

Switching Voltage Regulators Dual 4MHz, 3A Synchronous Buck Converter for DDR Termination

Learn More

Datasheet

1,522In Stock

£10.86

£8.25

£7.91

£6.97

£6.63

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

500 mV to 2.5 V

Switching Voltage Regulators Dual 4MHz, 3A Synchronous Buck Converter for DDR Termination

LTC3618EUF#TRPBF
Analog Devices
1: £10.86
474In Stock

Mfr. Part No.
LTC3618EUF#TRPBF

Mouser Part No
584-LTC3618EUF#TRPBF

Analog Devices

Switching Voltage Regulators Dual 4MHz, 3A Synchronous Buck Converter for DDR Termination

Learn More

Datasheet

474In Stock

Cut Tape

£10.86

£8.25

£7.91

£6.97

£6.63

Reel

£6.63

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

QFN-24

500 mV to 2.5 V

Switching Voltage Regulators Ultralow Pwr 15mA Sync Buck Sw Reg

LTC3620EDC#TRMPBF
Analog Devices
1: £4.82
825In Stock

Mfr. Part No.
LTC3620EDC#TRMPBF

Mouser Part No
584-LTC3620EDCTRMPBF

Analog Devices

Switching Voltage Regulators Ultralow Pwr 15mA Sync Buck Sw Reg

Learn More

Datasheet

825In Stock

Cut Tape

£4.82

£3.70

£3.42

£3.13

Reel

£2.87

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

SMD/SMT

DFN-8

600 mV to 5.5 V

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

LTC3621EMS8E#PBF
Analog Devices
1: £7.45
364In Stock
450Expected 11/05/2026

Mfr. Part No.
LTC3621EMS8E#PBF

Mouser Part No
584-LTC3621EMS8E#PBF

Analog Devices

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

Learn More

Datasheet

364In Stock

450Expected 11/05/2026

£7.45

£5.83

£4.96

£4.76

View

Min.: 1
Mult.: 1

SMD/SMT

MSOP-8

600 mV to 17 V

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

LTC3621IMS8E#PBF
Analog Devices
1: £8.20
529In Stock

Mfr. Part No.
LTC3621IMS8E#PBF

Mouser Part No
584-LTC3621IMS8E#PBF

Analog Devices

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

Learn More

Datasheet

529In Stock

£8.20

£6.34

£6.04

£5.25

£5.01

Min.: 1
Mult.: 1

SMD/SMT

MSOP-8

600 mV to 17 V

LTC36xx/LTC7149 Series Step-Down Buck Regulators

Types of Power Management ICs

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DFN-10
DFN-12
DFN-14
DFN-16
DFN-6
DFN-8
LQFP-48
MSOP-10
MSOP-12
MSOP-16
MSOP-16-12
MSOP-8
QFN-16
QFN-20
QFN-24
QFN-28
QFN-40
QFN-44
QFN-52
QFN-64

0 V to 14.5 V
0 V to 28 V
0 V to 59.5 V
425 mV to 5.5 V
500 mV to 2.5 V
500 mV to 5.5 V
600 mV to 1.7 V
600 mV to 14.5 V
600 mV to 14.52 V
600 mV to 14.7 V
600 mV to 14.85 V
600 mV to 15 V
600 mV to 17 V
600 mV to 17.82 V
600 mV to 19.8 V
600 mV to 3 V
600 mV to 32 V
600 mV to 36 V
600 mV to 5 V
600 mV to 5.5 V