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LT86 Series High-Voltage Buck Regulators

Analog Devices Inc. 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 from 3V up to 100V+, switching frequencies up to 4MHz, and high-efficiency operation up to 96%.

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Types of Semiconductors

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Part #

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

LT8613EUDE#TRPBF
Analog Devices
1: $26.39
5,000Expected 2026-05-08

Mfr. Part #
LT8613EUDE#TRPBF

Mouser Part #
584-LT8613EUDE#TRPBF

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

Datasheet

5,000Expected 2026-05-08

Cut Tape

$26.39

$21.32

$20.45

$18.01

Reel

$18.01

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Switching Voltage Regulators 42V, 4A Sync Buck Silent Switcher w/ 2.5

LT8614IUDC#TRPBF
Analog Devices
1: $24.42
23,699On Order

Mfr. Part #
LT8614IUDC#TRPBF

Mouser Part #
584-LT8614IUDC#TRPBF

Switching Voltage Regulators 42V, 4A Sync Buck Silent Switcher w/ 2.5

Datasheet

23,699On Order

Cut Tape

$24.42

$19.17

$18.37

$16.19

$15.40

Reel

$15.40

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Switching Voltage Regulators 65V, 8A Synchronous Step-Down Silent Switcher with 2.5 A Quiescent Current

LT8645SEV-2#PBF
Analog Devices
1: $24.54
1,960On Order

Mfr. Part #
LT8645SEV-2#PBF

Mouser Part #
584-LT8645SEV-2#PBF

Switching Voltage Regulators 65V, 8A Synchronous Step-Down Silent Switcher with 2.5 A Quiescent Current

Datasheet

1,960On Order

$24.54

$19.26

$18.47

$16.27

$15.47

Min.: 1
Mult.: 1

Switching Voltage Regulators 65V, 8A Sync Buck Silent Switcher 2 w/ 2

LT8645SEV#PBF
Analog Devices
1: $25.53
10,995On Order

Mfr. Part #
LT8645SEV#PBF

Mouser Part #
584-LT8645SEVPBF

Switching Voltage Regulators 65V, 8A Sync Buck Silent Switcher 2 w/ 2

Datasheet

10,995On Order

$25.53

$20.03

$19.20

$16.92

$16.09

Min.: 1
Mult.: 1

Switching Voltage Regulators M, 8A Sync Buck Silent Switcher 2 w/ 2

LT8645SIV#PBF
Analog Devices
1: $26.31
12,140On Order

Mfr. Part #
LT8645SIV#PBF

Mouser Part #
584-LT8645SIVPBF

Switching Voltage Regulators M, 8A Sync Buck Silent Switcher 2 w/ 2

Datasheet

12,140On Order

$26.31

$21.26

$20.38

$17.96

Min.: 1
Mult.: 1

Switching Voltage Regulators 65V, 8A Sync Buck Silent Switcher 2 w/ 2

LT8646SEV#PBF
Analog Devices
1: $29.10
10,800On Order

Mfr. Part #
LT8646SEV#PBF

Mouser Part #
584-LT8646SEV#PBF

Switching Voltage Regulators 65V, 8A Sync Buck Silent Switcher 2 w/ 2

Datasheet

10,800On Order

$29.10

$24.10

$23.10

$20.35

Min.: 1
Mult.: 1

Switching Voltage Regulators 65V, 8A Sync Buck Silent Switcher 2 w/ 2

LT8646SIV#PBF
Analog Devices
1: $32.04
13,722Expected 2026-06-10

Mfr. Part #
LT8646SIV#PBF

Mouser Part #
584-LT8646SIV#PBF

Switching Voltage Regulators 65V, 8A Sync Buck Silent Switcher 2 w/ 2

Datasheet

13,722Expected 2026-06-10

$32.04

$26.52

$25.43

$22.41

Min.: 1
Mult.: 1

Switching Voltage Regulators 65V, 8A Sync Buck Silent Switcher 2 w/ 2

LT8646SIV#WPBF
Analog Devices
1: $32.51
9,102On Order

Mfr. Part #
LT8646SIV#WPBF

Mouser Part #
584-LT8646SIV#WPBF

Switching Voltage Regulators 65V, 8A Sync Buck Silent Switcher 2 w/ 2

Datasheet

9,102On Order

$32.51

$27.52

$26.37

$23.24

Min.: 1
Mult.: 1

Switching Voltage Regulators 42V, 750mA Sync Buck Reg w/ 2.5 A Q C

LT8607EMSE#TRPBF
Analog Devices
1: $10.44
2,240Expected 2026-02-16

Mfr. Part #
LT8607EMSE#TRPBF

Mouser Part #
584-LT8607EMSE#TRPBF

Switching Voltage Regulators 42V, 750mA Sync Buck Reg w/ 2.5 A Q C

Datasheet

2,240Expected 2026-02-16

Cut Tape

$10.44

$7.68

$7.14

$6.28

View

Reel

$4.51

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Switching Voltage Regulators 42V, 4A Sync Buck Silent Switcher w/ 2.5

LT8614HUDC#PBF
Analog Devices
1: $25.73
1,092Expected 2026-02-16

Mfr. Part #
LT8614HUDC#PBF

Mouser Part #
584-LT8614HUDC#PBF

Switching Voltage Regulators 42V, 4A Sync Buck Silent Switcher w/ 2.5

Datasheet

1,092Expected 2026-02-16

$25.73

$20.19

$19.36

$17.05

$16.21

Min.: 1
Mult.: 1

Switching Voltage Regulators 65V 3.5A Silent Switcher

LT8641ARUDCM#PBF
Analog Devices
1: $14.01
861Expected 2026-05-06

Mfr. Part #
LT8641ARUDCM#PBF

Mouser Part #
584-LT8641ARUDCM#PBF

Switching Voltage Regulators 65V 3.5A Silent Switcher

Datasheet

861Expected 2026-05-06

$14.01

$10.13

$9.67

$8.40

View

Min.: 1
Mult.: 1

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

LT8610HMSE#PBF
Analog Devices
1: $22.40
70Expected 2026-05-04

Mfr. Part #
LT8610HMSE#PBF

Mouser Part #
584-LT8610HMSE#PBF

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

Datasheet

70Expected 2026-05-04

$22.40

$17.01

$16.32

$14.37

$13.66

Min.: 1
Mult.: 1

Switching Voltage Regulators 42V, 2A/3A Peak Sync Buck Reg w/ 2.5 A

LT8609AHMSE16#TRPBF
Analog Devices
2,500: $10.93
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
LT8609AHMSE16#TRPBF

Mouser Part #
584-8609AHMSE16TRPBF

Switching Voltage Regulators 42V, 2A/3A Peak Sync Buck Reg w/ 2.5 A

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$10.93

Min.: 2,500
Mult.: 2,500

Reel: 2,500

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

LT8610ABEMSE-5#TRPBF
Analog Devices
2,500: $12.37
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
LT8610ABEMSE-5#TRPBF

Mouser Part #
584-8610ABEMSE-5TPF

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$12.37

Min.: 2,500
Mult.: 2,500

Reel: 2,500

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

LT8610ABEMSE-3.3#TRPBF
Analog Devices
2,500: $12.37
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
LT8610ABEMSE-3.3#TRPBF

Mouser Part #
584-8610ABEMSE3.3TPF

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$12.37

Min.: 2,500
Mult.: 2,500

Reel: 2,500

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

LT8610ABHMSE-5#TRPBF
Analog Devices
2,500: $14.41
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
LT8610ABHMSE-5#TRPBF

Mouser Part #
584-8610ABHMSE-5TPF

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$14.41

Min.: 2,500
Mult.: 2,500

Reel: 2,500

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

LT8610ABHMSE-3.3#TRPBF
Analog Devices
2,500: $14.41
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
LT8610ABHMSE-3.3#TRPBF

Mouser Part #
584-8610ABHMSE3.3TPF

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$14.41

Min.: 2,500
Mult.: 2,500

Reel: 2,500

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

LT8610ABHMSE#TRPBF
Analog Devices
2,500: $14.41
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
LT8610ABHMSE#TRPBF

Mouser Part #
584-8610ABHMSETRPBF

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$14.41

Min.: 2,500
Mult.: 2,500

Reel: 2,500

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

LT8610ABIMSE-5#TRPBF
Analog Devices
2,500: $13.62
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
LT8610ABIMSE-5#TRPBF

Mouser Part #
584-8610ABIMSE-5TPF

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$13.62

Min.: 2,500
Mult.: 2,500

Reel: 2,500

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

LT8610ABIMSE-3.3#TRPBF
Analog Devices
2,500: $13.62
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
LT8610ABIMSE-3.3#TRPBF

Mouser Part #
584-8610ABIMSE3.3TPF

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$13.62

Min.: 2,500
Mult.: 2,500

Reel: 2,500

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

LT8610ACEMSE-1#TRPBF
Analog Devices
2,500: $12.37
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
LT8610ACEMSE-1#TRPBF

Mouser Part #
584-8610ACEMSE-1TPF

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$12.37

Min.: 2,500
Mult.: 2,500

Reel: 2,500

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

LT8610ACHMSE-1#TRPBF
Analog Devices
2,500: $14.41
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
LT8610ACHMSE-1#TRPBF

Mouser Part #
584-8610ACHMSE-1TPF

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$14.41

Min.: 2,500
Mult.: 2,500

Reel: 2,500

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

LT8610ACHMSE#TRPBF
Analog Devices
2,500: $14.41
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
LT8610ACHMSE#TRPBF

Mouser Part #
584-8610ACHMSETRPBF

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$14.41

Min.: 2,500
Mult.: 2,500

Reel: 2,500

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

LT8610ACIMSE-1#TRPBF
Analog Devices
2,500: $13.62
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
LT8610ACIMSE-1#TRPBF

Mouser Part #
584-8610ACIMSE-1TPF

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$13.62

Min.: 2,500
Mult.: 2,500

Reel: 2,500

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

LT8610ACIMSE#TRPBF
Analog Devices
2,500: $13.62
Non-Stocked Lead-Time 10 Weeks

Mfr. Part #
LT8610ACIMSE#TRPBF

Mouser Part #
584-8610ACIMSETRPBF

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

Datasheet

Non-Stocked Lead-Time 10 Weeks

Reel

$13.62

Min.: 2,500
Mult.: 2,500

Reel: 2,500