Power Management ICs – Mouser Canada

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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 1.5A, 15V Mono Sync Buck Reg

LTC3601EUD#TRPBF
Analog Devices
1: $14.51
2,178In Stock

Mfr. Part #
LTC3601EUD#TRPBF

Mouser Part #
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

$14.51

$10.87

$10.36

$9.00

View

Reel

$7.83

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: $16.16
310In Stock
363On Order

Mfr. Part #
LTC3601IUD#PBF

Mouser Part #
584-LTC3601IUD#PBF

Analog Devices

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

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Datasheet

310In Stock

363On Order

$16.16

$12.49

$11.91

$10.35

$9.87

Min.: 1
Mult.: 1

SMD/SMT

QFN-16

600 mV to 14.52 V

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

LTC3604EMSE#PBF
Analog Devices
1: $19.14
675In Stock

Mfr. Part #
LTC3604EMSE#PBF

Mouser Part #
584-LTC3604EMSE#PBF

Analog Devices

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

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Datasheet

675In Stock

$19.14

$14.89

$14.20

$12.33

$11.77

Min.: 1
Mult.: 1

SMD/SMT

MSOP-16

600 mV to 14.52 V

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

LTC3608EWKG#PBF
Analog Devices
1: $36.29
73In Stock

Mfr. Part #
LTC3608EWKG#PBF

Mouser Part #
584-LTC3608EWKG#PBF

Analog Devices

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

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Datasheet

73In Stock

$36.29

$28.38

$27.11

$24.24

Min.: 1
Mult.: 1

SMD/SMT

QFN-52

600 mV to 17.82 V

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

LTC3608IWKG#PBF
Analog Devices
1: $41.64
198In Stock

Mfr. Part #
LTC3608IWKG#PBF

Mouser Part #
584-LTC3608IWKG#PBF

Analog Devices

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

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Datasheet

198In Stock

$41.64

$32.57

$31.11

$27.83

Min.: 1
Mult.: 1

SMD/SMT

QFN-52

600 mV to 17.82 V

Switching Voltage Regulators 15V, 5A Rail-to-Rail Synchronous Buck Regulator

LTC3623EUDD#TRPBF
Analog Devices
1: $21.38
1,450In Stock

Mfr. Part #
LTC3623EUDD#TRPBF

Mouser Part #
584-LTC3623EUDDTRPBF

Analog Devices

Switching Voltage Regulators 15V, 5A Rail-to-Rail Synchronous Buck Regulator

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Datasheet

1,450In Stock

Cut Tape

$21.38

$16.24

$15.56

$13.71

$13.05

Reel

$13.05

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

QFN-24

0 V to 14.5 V

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

LTC3621IDCB-23.3#TRMPBF
Analog Devices
1: $16.72
297In 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

Learn More

Datasheet

297In Stock

Cut Tape

$16.72

$12.92

$12.33

$10.70

$10.22

Reel

$10.22

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

SMD/SMT

DFN-6

3.3 V

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

LTC3621EMS8E-25#PBF
Analog Devices
1: $15.23
21In Stock
150Expected 2026-02-24

Mfr. Part #
LTC3621EMS8E-25#PBF

Mouser Part #
584-C3621EMS8E-25PBF

Analog Devices

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

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Datasheet

21In Stock

150Expected 2026-02-24

$15.23

$11.93

$10.13

$9.73

View

Min.: 1
Mult.: 1

SMD/SMT

MSOP-8

5 V

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

LTC3621EMS8E-3.3#PBF
Analog Devices
1: $15.23
81In 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

Learn More

Datasheet

81In Stock

$15.23

$11.93

$10.13

$9.73

View

Min.: 1
Mult.: 1

SMD/SMT

MSOP-8

3.3 V

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

LTC3621EMS8E-23.3#PBF
Analog Devices
1: $15.23
138In 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

Learn More

Datasheet

138In Stock

$15.23

$11.93

$10.13

$9.73

View

Min.: 1
Mult.: 1

SMD/SMT

MSOP-8

3.3 V

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

LTC3621HMS8E-25#PBF
Analog Devices
1: $18.08
72In 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

Learn More

Datasheet

72In Stock

$18.08

$14.06

$13.40

$11.64

$11.11

Min.: 1
Mult.: 1

SMD/SMT

MSOP-8

5 V

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

LTC3621HMS8E-2#PBF
Analog Devices
1: $18.08
135In Stock
850On Order

Mfr. Part #
LTC3621HMS8E-2#PBF

Mouser Part #
584-C3621HMS8E-2PBF

Analog Devices

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

Learn More

Datasheet

135In Stock

850On Order

$18.08

$14.06

$13.40

$11.64

$11.11

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

LTC3621HMS8E-3.3#PBF
Analog Devices
1: $18.08
100In 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

Learn More

Datasheet

100In Stock

$18.08

$14.06

$13.40

$11.64

$11.11

Min.: 1
Mult.: 1

SMD/SMT

MSOP-8

3.3 V

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

LTC3621HMS8E-5#PBF
Analog Devices
1: $18.08
27In 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

Learn More

Datasheet

27In Stock

$18.08

$14.06

$13.40

$11.64

$11.11

Min.: 1
Mult.: 1

SMD/SMT

MSOP-8

5 V

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

LTC3621IDCB-25#TRMPBF
Analog Devices
1: $16.72
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

Learn More

Datasheet

498In Stock

Cut Tape

$16.72

$12.92

$12.33

$10.70

$10.22

Reel

$10.22

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

SMD/SMT

DFN-6

5 V

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

LTC3621IDCB-5#TRMPBF
Analog Devices
1: $16.72
423In 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

Learn More

Datasheet

423In Stock

Cut Tape

$16.72

$12.92

$12.33

$10.70

$10.22

Reel

$10.22

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

SMD/SMT

DFN-6

5 V

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

LTC3621IMS8E-3.3#PBF
Analog Devices
1: $16.76
40In 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

Learn More

Datasheet

40In Stock

$16.76

$12.96

$12.36

$10.73

$10.24

Min.: 1
Mult.: 1

SMD/SMT

MSOP-8

3.3 V

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

LTC3622EDE-23/5#PBF
Analog Devices
1: $20.28
91In 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

Learn More

Datasheet

91In Stock

$20.28

$15.40

$14.77

$13.00

$12.37

Min.: 1
Mult.: 1

SMD/SMT

DFN-14

5 V, 3.3 V

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

LTC3622HDE-23/5#PBF
Analog Devices
1: $22.86
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

Learn More

Datasheet

50In Stock

$22.86

$17.94

$17.21

$15.15

$14.41

Min.: 1
Mult.: 1

SMD/SMT

DFN-14

5 V, 3.3 V

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

LTC3624EDD-23.3#PBF
Analog Devices
1: $17.44
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

Learn More

Datasheet

106In Stock

$17.44

$13.55

$12.92

$11.22

$10.71

Min.: 1
Mult.: 1

SMD/SMT

DFN-8

3.3 V

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

LTC3624EDD-3.3#PBF
Analog Devices
1: $17.44
154In 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

Learn More

Datasheet

154In Stock

$17.44

$13.55

$12.92

$11.22

$10.71

Min.: 1
Mult.: 1

SMD/SMT

DFN-8

3.3 V

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

LTC3624IDD-3.3#PBF
Analog Devices
1: $19.14
69In Stock
726On Order

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

Learn More

Datasheet

69In Stock

726On Order

$19.14

$14.89

$14.20

$12.33

$11.77

Min.: 1
Mult.: 1

SMD/SMT

DFN-8

3.3 V

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

LTC3631EMS8E-3.3#TRPBF
Analog Devices
1: $17.44
1,420In Stock

Mfr. Part #
LTC3631EMS8E-3.3#TRPBF

Mouser Part #
584-C3631EMS8E3.3TPF

Analog Devices

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

Learn More

Datasheet

1,420In Stock

Cut Tape

$17.44

$13.55

$12.92

$11.22

$10.71

Reel

$10.71

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

MSOP-8

3.3 V

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

LTC3631IDD-3.3#PBF
Analog Devices
1: $19.74
109In Stock

Mfr. Part #
LTC3631IDD-3.3#PBF

Mouser Part #
584-C3631IDD-3.3PBF

Analog Devices

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

Learn More

Datasheet

109In Stock

$19.74

$15.60

$14.86

$12.91

$12.33

Min.: 1
Mult.: 1

SMD/SMT

DFN-8

3.3 V

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

LTC3632IMS8E#TRPBF
Analog Devices
1: $16.81
2,396In Stock

Mfr. Part #
LTC3632IMS8E#TRPBF

Mouser Part #
584-C3632IMS8ETRPBF

Analog Devices

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

Learn More

Datasheet

2,396In Stock

Cut Tape

$16.81

$12.99

$12.39

$10.76

$10.27

Reel

$10.27

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

SMD/SMT

MSOP-8

800 mV to 50 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