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 Hi Eff, 65V 500mA Sync Buck Conv

LTC3630MPMSE#PBF
Analog Devices
1: £23.29
111In Stock

Mfr. Part No.
LTC3630MPMSE#PBF

Mouser Part No
584-LTC3630MPMSE#PBF

Analog Devices

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

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Datasheet

111In Stock

£23.29

£19.69

£18.80

£16.81

Min.: 1
Mult.: 1

SMD/SMT

MSOP-16-12

800 mV to 65 V

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

LTC3632EDD#PBF
Analog Devices
1: £7.52
1,053In Stock

Mfr. Part No.
LTC3632EDD#PBF

Mouser Part No
584-LTC3632EDD#PBF

Analog Devices

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

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Datasheet

1,053In Stock

£7.52

£5.63

£5.37

£4.66

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Min.: 1
Mult.: 1

SMD/SMT

DFN-8

800 mV to 50 V

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

LTC3634EUFD#PBF
Analog Devices
1: £11.23
177In Stock

Mfr. Part No.
LTC3634EUFD#PBF

Mouser Part No
584-LTC3634EUFD#PBF

Analog Devices

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

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Datasheet

177In Stock

£11.23

£8.53

£8.19

£7.20

£6.84

Min.: 1
Mult.: 1

SMD/SMT

QFN-28

600 mV to 3 V

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

LTC3631EMS8E-5#TRPBF
Analog Devices
1: £8.54
1,738In Stock

Mfr. Part No.
LTC3631EMS8E-5#TRPBF

Mouser Part No
584-C3631EMS8E-5TPF

Analog Devices

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

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Datasheet

1,738In Stock

Cut Tape

£8.54

£6.63

£6.32

£5.71

Reel

£5.24

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

MSOP-8

5 V

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

LTC3622EMSE#PBF
Analog Devices
1: £9.93
1,430In Stock

Mfr. Part No.
LTC3622EMSE#PBF

Mouser Part No
584-LTC3622EMSE#PBF

Analog Devices

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

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Datasheet

1,430In Stock

£9.93

£7.53

£5.87

£5.43

£5.40

Min.: 1
Mult.: 1

SMD/SMT

MSOP-16

600 mV to 1.7 V

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

LTC3670EDDB#TRMPBF
Analog Devices
1: £6.42
1,725In Stock

Mfr. Part No.
LTC3670EDDB#TRMPBF

Mouser Part No
584-C3670EDDBTRMPBF

Analog Devices

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

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Datasheet

1,725In Stock

Cut Tape

£6.42

£4.48

£4.28

£3.72

Reel

£3.24

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

SMD/SMT

800 mV to 5.5 V

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

LTC3600EMSE#PBF
Analog Devices
1: £8.18
341In Stock

Mfr. Part No.
LTC3600EMSE#PBF

Mouser Part No
584-LTC3600EMSE#PBF

Analog Devices

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

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Datasheet

341In Stock

£8.18

£6.33

£6.03

£4.53

Min.: 1
Mult.: 1

SMD/SMT

MSOP-12

0 V to 14.5 V

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

LTC3603IUF#TRPBF
Analog Devices
1: £10.13
5,631In Stock

Mfr. Part No.
LTC3603IUF#TRPBF

Mouser Part No
584-LTC3603IUF#TRPBF

Analog Devices

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

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Datasheet

5,631In Stock

Cut Tape

£10.13

£7.70

£7.38

£6.50

View

Reel

£6.18

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

QFN-20

600 mV to 14.5 V

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

LTC3615IFE#PBF
Analog Devices
1: £12.32
468In Stock

Mfr. Part No.
LTC3615IFE#PBF

Mouser Part No
584-LTC3615IFE#PBF

Analog Devices

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

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Datasheet

468In Stock

£12.32

£9.67

£9.27

£8.17

View

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-EP-24

600 mV to 5.5 V

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

LTC3618IFE#PBF
Analog Devices
1: £12.02
383In Stock

Mfr. Part No.
LTC3618IFE#PBF

Mouser Part No
584-LTC3618IFE#PBF

Analog Devices

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

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Datasheet

383In Stock

£12.02

£9.44

£9.04

£7.96

View

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-EP-24

500 mV to 2.5 V

Switching Voltage Regulators Hi Eff, 76V 500mA Sync Buck Conv

LTC3630AIDHC#PBF
Analog Devices
1: £9.93
365In Stock

Mfr. Part No.
LTC3630AIDHC#PBF

Mouser Part No
584-LTC3630AIDHC#PBF

Analog Devices

Switching Voltage Regulators Hi Eff, 76V 500mA Sync Buck Conv

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Datasheet

365In Stock

£9.93

£7.54

£7.24

£6.37

View

Min.: 1
Mult.: 1

SMD/SMT

DFN-16

800 mV to 76 V

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

LTC3615MPUF#PBF
Analog Devices
1: £26.47
158In Stock

Mfr. Part No.
LTC3615MPUF#PBF

Mouser Part No
584-LTC3615MPUF#PBF

Analog Devices

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

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Datasheet

158In Stock

£26.47

£23.03

£22.00

£19.67

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

600 mV to 5.5 V

Switching Voltage Regulators Hi Eff, 76V 500mA Sync Buck Conv

LTC3630AHMSE#PBF
Analog Devices
1: £10.07
1,702In Stock

Mfr. Part No.
LTC3630AHMSE#PBF

Mouser Part No
584-LTC3630AHMSE#PBF

Analog Devices

Switching Voltage Regulators Hi Eff, 76V 500mA Sync Buck Conv

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Datasheet

1,702In Stock

£10.07

£7.96

£5.93

£5.45

£5.43

Min.: 1
Mult.: 1

SMD/SMT

MSOP-16-12

800 mV to 76 V

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

LTC3636IUFD#PBF
Analog Devices
1: £12.40
1,093In Stock

Mfr. Part No.
LTC3636IUFD#PBF

Mouser Part No
584-LTC3636IUFDPBF

Analog Devices

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

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Datasheet

1,093In Stock

£12.40

£9.73

£9.33

£8.21

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-28

600 mV to 5 V

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

LTC3604IMSE#PBF
Analog Devices
1: £10.27
1,331In Stock

Mfr. Part No.
LTC3604IMSE#PBF

Mouser Part No
584-LTC3604IMSE#PBF

Analog Devices

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

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Datasheet

1,331In Stock

£10.27

£8.11

£6.03

£5.54

£5.53

Min.: 1
Mult.: 1

SMD/SMT

MSOP-16

600 mV to 14.52 V

Switching Voltage Regulators 800mA Sync Buck DC/DC w/ Avg In C Lim

LTC3606BEDD#PBF
Analog Devices
1: £6.73
3,039In Stock

Mfr. Part No.
LTC3606BEDD#PBF

Mouser Part No
584-LTC3606BEDD#PBF

Analog Devices

Switching Voltage Regulators 800mA Sync Buck DC/DC w/ Avg In C Lim

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Datasheet

3,039In Stock

£6.73

£4.86

£4.64

£4.03

View

Min.: 1
Mult.: 1

SMD/SMT

DFN-8

600 mV to 5 V

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

LTC3612IFE#PBF
Analog Devices
1: £10.13
592In Stock

Mfr. Part No.
LTC3612IFE#PBF

Mouser Part No
584-LTC3612IFE#PBF

Analog Devices

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

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Datasheet

592In Stock

£10.13

£7.70

£7.38

£6.50

View

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-EP-20

600 mV to 5.5 V

Switching Voltage Regulators 400mA/800mA Sync Buck DC/DC w/ Avg In C

LTC3619EDD#PBF
Analog Devices
1: £6.94
354In Stock

Mfr. Part No.
LTC3619EDD#PBF

Mouser Part No
584-LTC3619EDD#PBF

Analog Devices

Switching Voltage Regulators 400mA/800mA Sync Buck DC/DC w/ Avg In C

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Datasheet

354In Stock

£6.94

£5.20

£4.96

£4.30

View

Min.: 1
Mult.: 1

SMD/SMT

DFN-10

600 mV to 5 V

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

LTC3630EDHC#PBF
Analog Devices
1: £9.25
1,476In Stock

Mfr. Part No.
LTC3630EDHC#PBF

Mouser Part No
584-LTC3630EDHC#PBF

Analog Devices

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

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Datasheet

1,476In Stock

£9.25

£7.20

£6.87

£5.96

View

Min.: 1
Mult.: 1

SMD/SMT

DFN-16

800 mV to 65 V

Switching Voltage Regulators 15V, 5A Sync Buck Reg

LTC3605EUF#PBF
Analog Devices
1: £11.23
972In Stock

Mfr. Part No.
LTC3605EUF#PBF

Mouser Part No
584-LTC3605EUF#PBF

Analog Devices

Switching Voltage Regulators 15V, 5A Sync Buck Reg

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Datasheet

972In Stock

£11.23

£8.53

£8.18

£7.20

£6.84

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

600 mV to 14.85 V

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

LTC3622EDE-2#PBF
Analog Devices
1: £9.92
618In Stock

Mfr. Part No.
LTC3622EDE-2#PBF

Mouser Part No
584-LTC3622EDE-2#PBF

Analog Devices

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

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Datasheet

618In Stock

£9.92

£7.53

£7.22

£6.36

View

Min.: 1
Mult.: 1

SMD/SMT

DFN-14

600 mV to 17 V

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

LTC3633AIUFD-2#PBF
Analog Devices
1: £12.06
219In Stock

Mfr. Part No.
LTC3633AIUFD-2#PBF

Mouser Part No
584-C3633AIUFD-2PBF

Analog Devices

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

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Datasheet

219In Stock

£12.06

£9.46

£9.08

£7.99

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-28

600 mV to 6 V

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

LTC3604IUD#PBF
Analog Devices
1: £10.26
266In Stock

Mfr. Part No.
LTC3604IUD#PBF

Mouser Part No
584-LTC3604IUD#PBF

Analog Devices

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

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Datasheet

266In Stock

£10.26

£8.10

£7.72

£6.70

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-16

600 mV to 14.52 V

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

LTC3621IMS8E-25#PBF
Analog Devices
1: £8.20
117In Stock

Mfr. Part No.
LTC3621IMS8E-25#PBF

Mouser Part No
584-C3621IMS8E-25PBF

Analog Devices

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

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Datasheet

117In Stock

£8.20

£6.34

£6.04

£5.25

£5.01

Min.: 1
Mult.: 1

SMD/SMT

MSOP-8

5 V

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

LTC3612MPFE#PBF
Analog Devices
1: £22.62
31In Stock
74Expected 16/02/2026

Mfr. Part No.
LTC3612MPFE#PBF

Mouser Part No
584-LTC3612MPFE#PBF

Analog Devices

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

Learn More

Datasheet

31In Stock

74Expected 16/02/2026

£22.62

£19.12

£18.26

£16.33

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-EP-20

600 mV to 5.5 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