Semiconductors – Mouser Singapore

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LT86xx High-Voltage Buck Regulators

Linear Technology/Analog Devices LT86xx High-Voltage Synchronous Buck Regulators product line features high-performance step-down buck switching regulator ICs. The LT86xx High-Voltage Buck Regulators work from input voltages of 3V up to 100V+, with switching frequencies of up to 4MHz, and high-efficiency operation of up to 96%.

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Part #

Switching Voltage Regulators 100V, 1A Sync uP Buck Reg

LT8631IFE#TRPBF
Analog Devices
1: $19.39
1,440In Stock

Mfr. Part No.
LT8631IFE#TRPBF

Mouser Part No
584-LT8631IFE#TRPBF

Analog Devices

Switching Voltage Regulators 100V, 1A Sync uP Buck Reg

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Datasheet

1,440In Stock

Cut Tape

$19.39

$14.73

$14.12

$12.44

$11.83

Reel

$11.83

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Switching Voltage Regulators 42V, 5A Sync Buck Silent Switcher w/ 2.5

LT8640EUDC#TRPBF
Analog Devices
1: $21.28
1,048In Stock
2,490On Order

Mfr. Part No.
LT8640EUDC#TRPBF

Mouser Part No
584-LT8640EUDC#TRPBF

Analog Devices

Switching Voltage Regulators 42V, 5A Sync Buck Silent Switcher w/ 2.5

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Datasheet

1,048In Stock

2,490On Order

Cut Tape

$21.28

$16.17

$15.50

$13.65

$12.98

Reel

$12.98

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Switching Voltage Regulators 42V, 5A Sync Buck Silent Switcher w/ 2.5

LT8640HUDC#PBF
Analog Devices
1: $23.81
438In Stock
273Expected 23/2/2026

Mfr. Part No.
LT8640HUDC#PBF

Mouser Part No
584-LT8640HUDC#PBF

Analog Devices

Switching Voltage Regulators 42V, 5A Sync Buck Silent Switcher w/ 2.5

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Datasheet

438In Stock

273Expected 23/2/2026

$23.81

$18.68

$17.92

$15.78

$15.01

Min.: 1
Mult.: 1

Switching Voltage Regulators 42V, 5A Sync Buck Silent Switcher w/ 2.5

LT8640HUDC#TRPBF
Analog Devices
1: $23.81
360In Stock

Mfr. Part No.
LT8640HUDC#TRPBF

Mouser Part No
584-LT8640HUDC#TRPBF

Analog Devices

Switching Voltage Regulators 42V, 5A Sync Buck Silent Switcher w/ 2.5

Learn More

Datasheet

360In Stock

Cut Tape

$23.81

$18.68

$17.92

$15.78

$15.01

Reel

$15.01

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Switching Voltage Regulators 42V, 5A Sync Buck Silent Switcher w/ 2.5

LT8640IUDC-1#PBF
Analog Devices
1: $22.67
645In Stock

Mfr. Part No.
LT8640IUDC-1#PBF

Mouser Part No
584-LT8640IUDC-1#PBF

Analog Devices

Switching Voltage Regulators 42V, 5A Sync Buck Silent Switcher w/ 2.5

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Datasheet

645In Stock

$22.67

$17.79

$17.06

$15.03

$14.29

Min.: 1
Mult.: 1

Switching Voltage Regulators 65V, 3.5A Sync Buck Silent Switcher w/ 2

LT8641EUDC#TRPBF
Analog Devices
1: $21.28
1,228In Stock
2,500Expected 10/9/2026

Mfr. Part No.
LT8641EUDC#TRPBF

Mouser Part No
584-LT8641EUDC#TRPBF

Analog Devices

Switching Voltage Regulators 65V, 3.5A Sync Buck Silent Switcher w/ 2

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Datasheet

1,228In Stock

2,500Expected 10/9/2026

Cut Tape

$21.28

$16.17

$15.50

$13.65

$12.98

Reel

$12.98

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Switching Voltage Regulators 42V, 6A Synchronous Step-Down Silent Switcher with 2.5 A Quiescent Current with External Compensation

LT8643SIV-2#PBF
Analog Devices
1: $23.88
921In Stock
1,080Expected 17/6/2026

Mfr. Part No.
LT8643SIV-2#PBF

Mouser Part No
584-LT8643SIV-2#PBF

Analog Devices

Switching Voltage Regulators 42V, 6A Synchronous Step-Down Silent Switcher with 2.5 A Quiescent Current with External Compensation

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Datasheet

921In Stock

1,080Expected 17/6/2026

$23.88

$18.74

$17.96

$15.83

$15.05

Min.: 1
Mult.: 1

Switching Voltage Regulators 42V, 6A Sync Buck Reg w/ 3 A Q C

LT8612IUDE#PBF
Analog Devices
1: $24.96
1,293In Stock
1,098Expected 17/3/2026

Mfr. Part No.
LT8612IUDE#PBF

Mouser Part No
584-LT8612IUDE#PBF

Analog Devices

Switching Voltage Regulators 42V, 6A Sync Buck Reg w/ 3 A Q C

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Datasheet

1,293In Stock

1,098Expected 17/3/2026

$24.96

$20.17

$19.35

$17.04

Min.: 1
Mult.: 1

Switching Voltage Regulators 42V, 6A Sync Buck Reg w/ C Sense & 3 A

LT8613IUDE#PBF
Analog Devices
1: $26.24
404In Stock

Mfr. Part No.
LT8613IUDE#PBF

Mouser Part No
584-LT8613IUDE#PBF

Analog Devices

Switching Voltage Regulators 42V, 6A Sync Buck Reg w/ C Sense & 3 A

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Datasheet

404In Stock

$26.24

$21.21

$20.34

$17.90

Min.: 1
Mult.: 1

Switching Voltage Regulators 100V, 1A Sync uP Buck Reg

LT8631EFE#PBF
Analog Devices
1: $18.95
1,271In Stock
1,332Expected 2/4/2026

Mfr. Part No.
LT8631EFE#PBF

Mouser Part No
584-LT8631EFE#PBF

Analog Devices

Switching Voltage Regulators 100V, 1A Sync uP Buck Reg

Learn More

Datasheet

1,271In Stock

1,332Expected 2/4/2026

$18.95

$14.96

$14.26

$12.38

$11.83

Min.: 1
Mult.: 1

Switching Voltage Regulators Dual Channel 2A, 42V, Synchronous Step-Down Silent Switcher 2 with 6.2?A Quiescent Current

LT8653SEV#PBF
Analog Devices
1: $19.39
1,393In Stock

Mfr. Part No.
LT8653SEV#PBF

Mouser Part No
584-LT8653SEV#PBF

Analog Devices

Switching Voltage Regulators Dual Channel 2A, 42V, Synchronous Step-Down Silent Switcher 2 with 6.2?A Quiescent Current

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Datasheet

1,393In Stock

$19.39

$14.73

$14.12

$12.44

$11.83

Min.: 1
Mult.: 1

Switching Voltage Regulators 42V, 3.5A Sync Buck Reg w/ 2.5 A Q C

LT8610ABEMSE-5#PBF
Analog Devices
1: $18.38
8In Stock

Mfr. Part No.
LT8610ABEMSE-5#PBF

Mouser Part No
584-8610ABEMSE-5PBF

Analog Devices

Switching Voltage Regulators 42V, 3.5A Sync Buck Reg w/ 2.5 A Q C

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Datasheet

8In Stock

$18.38

$13.96

$13.39

$11.77

View

Min.: 1
Mult.: 1

Switching Voltage Regulators 42V, 3.5A Sync Buck Reg w/ 2.5 A Q C

LT8610ABHMSE-3.3#PBF
Analog Devices
1: $20.70
105In Stock

Mfr. Part No.
LT8610ABHMSE-3.3#PBF

Mouser Part No
584-8610ABHMSE-3.3PF

Analog Devices

Switching Voltage Regulators 42V, 3.5A Sync Buck Reg w/ 2.5 A Q C

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Datasheet

105In Stock

$20.70

$16.25

$15.58

$13.72

$13.05

Min.: 1
Mult.: 1

Switching Voltage Regulators 42V, 3.5A Sync Buck Reg w/ 2.5 A Q C

LT8610ABIMSE-3.3#PBF
Analog Devices
1: $20.21
45In Stock

Mfr. Part No.
LT8610ABIMSE-3.3#PBF

Mouser Part No
584-8610ABIMSE-3.3PF

Analog Devices

Switching Voltage Regulators 42V, 3.5A Sync Buck Reg w/ 2.5 A Q C

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Datasheet

45In Stock

$20.21

$15.36

$14.72

$12.97

$12.33

Min.: 1
Mult.: 1

Switching Voltage Regulators 42V, 3.5A Sync Buck Reg w/ 2.5 A Q C

LT8610ACEMSE#TRPBF
Analog Devices
1: $20.75
289In Stock

Mfr. Part No.
LT8610ACEMSE#TRPBF

Mouser Part No
584-8610ACEMSETRPBF

Analog Devices

Switching Voltage Regulators 42V, 3.5A Sync Buck Reg w/ 2.5 A Q C

Learn More

Datasheet

289In Stock

Cut Tape

$20.75

$15.76

$15.11

$13.32

$12.66

Reel

$12.66

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Switching Voltage Regulators 42V, 3.5A Sync Buck Reg w/ 2.5 A Q C

LT8610ACHMSE-1#PBF
Analog Devices
1: $20.70
88In Stock

Mfr. Part No.
LT8610ACHMSE-1#PBF

Mouser Part No
584-8610ACHMSE-1PBF

Analog Devices

Switching Voltage Regulators 42V, 3.5A Sync Buck Reg w/ 2.5 A Q C

Learn More

Datasheet

88In Stock

$20.70

$16.25

$15.58

$13.72

$13.05

Min.: 1
Mult.: 1

Switching Voltage Regulators 42V, 3.5A Sync Buck Reg w/ 2.5 A Q C

LT8610ACIMSE-1#PBF
Analog Devices
1: $20.21
108In Stock

Mfr. Part No.
LT8610ACIMSE-1#PBF

Mouser Part No
584-8610ACIMSE-1PBF

Analog Devices

Switching Voltage Regulators 42V, 3.5A Sync Buck Reg w/ 2.5 A Q C

Learn More

Datasheet

108In Stock

$20.21

$15.36

$14.72

$12.97

$12.33

Min.: 1
Mult.: 1

Switching Voltage Regulators 42V 3x Mono Sync Buck Reg

LT8601JUJ#PBF
Analog Devices
1: $27.61
41In Stock

Mfr. Part No.
LT8601JUJ#PBF

Mouser Part No
584-LT8601JUJ#PBF

Analog Devices

Switching Voltage Regulators 42V 3x Mono Sync Buck Reg

Learn More

Datasheet

41In Stock

$27.61

$22.85

$21.91

$19.31

Min.: 1
Mult.: 1

Switching Voltage Regulators 42V 4x Mono Sync Buck Reg

LT8602IUJ#PBF
Analog Devices
1: $26.35
122In Stock

Mfr. Part No.
LT8602IUJ#PBF

Mouser Part No
584-LT8602IUJ#PBF

Analog Devices

Switching Voltage Regulators 42V 4x Mono Sync Buck Reg

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Datasheet

122In Stock

$26.35

$21.82

$20.92

$18.43

Min.: 1
Mult.: 1

Power Management Specialised - PMIC 42V, L IQ, 4x Out 3x Mono Buck Conv & Bo

LT8603EUJ#PBF
Analog Devices
1: $15.75
68In Stock

Mfr. Part No.
LT8603EUJ#PBF

Mouser Part No
584-LT8603EUJPBF

Analog Devices

Power Management Specialised - PMIC 42V, L IQ, 4x Out 3x Mono Buck Conv & Bo

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Datasheet

68In Stock

$15.75

$12.25

$11.68

$10.13

$9.67

Min.: 1
Mult.: 1

Power Management Specialised - PMIC 42V, L IQ, 4x Out 3x Mono Buck Conv & Bo

LT8603JUJ#WPBF
Analog Devices
1: $18.75
70In Stock

Mfr. Part No.
LT8603JUJ#WPBF

Mouser Part No
584-LT8603JUJ#WPBF

Analog Devices

Power Management Specialised - PMIC 42V, L IQ, 4x Out 3x Mono Buck Conv & Bo

Learn More

Datasheet

70In Stock

$18.75

$14.25

$13.65

$12.02

$11.44

Min.: 1
Mult.: 1

Switching Voltage Regulators 42V, 350mA Sync Buck Reg w/ 2.5 A Q C

LT8606BEDC#TRMPBF
Analog Devices
1: $7.92
553In Stock

Mfr. Part No.
LT8606BEDC#TRMPBF

Mouser Part No
584-LT8606BEDCTRMPB

Analog Devices

Switching Voltage Regulators 42V, 350mA Sync Buck Reg w/ 2.5 A Q C

Learn More

Datasheet

553In Stock

Cut Tape

$7.92

$5.52

$5.14

$4.52

Reel

$3.85

View

Min.: 1
Mult.: 1

Reel: 500

Switching Voltage Regulators 42V, 350mA Sync Buck Reg w/ 2.5 A Q C

LT8606BIDC#TRMPBF
Analog Devices
1: $8.56
387In Stock

Mfr. Part No.
LT8606BIDC#TRMPBF

Mouser Part No
584-LT8606BIDCTRMPB

Analog Devices

Switching Voltage Regulators 42V, 350mA Sync Buck Reg w/ 2.5 A Q C

Learn More

Datasheet

387In Stock

Cut Tape

$8.56

$6.06

$5.64

$4.96

Reel

$4.23

View

Min.: 1
Mult.: 1

Reel: 500

Switching Voltage Regulators 42V, 350mA Sync Buck Reg w/ 2.5 A Q C

LT8606IDC#TRMPBF
Analog Devices
1: $8.56
162In Stock
500Expected 1/5/2026

Mfr. Part No.
LT8606IDC#TRMPBF

Mouser Part No
584-LT8606IDCTRMPBF

Analog Devices

Switching Voltage Regulators 42V, 350mA Sync Buck Reg w/ 2.5 A Q C

Learn More

Datasheet

162In Stock

500Expected 1/5/2026

Cut Tape

$8.56

$6.06

$5.64

$4.96

Reel

$4.23

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Switching Voltage Regulators 42V, 350mA Sync Buck Reg w/ 2.5 A Q C

LT8606IMSE#PBF
Analog Devices
1: $8.58
341In Stock

Mfr. Part No.
LT8606IMSE#PBF

Mouser Part No
584-LT8606IMSEPBF

Analog Devices

Switching Voltage Regulators 42V, 350mA Sync Buck Reg w/ 2.5 A Q C

Learn More

Datasheet

341In Stock

$8.58

$6.66

$5.66

$4.98

View

Min.: 1
Mult.: 1

LT86xx High-Voltage Buck Regulators

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