外部开关电源升压

Analog Devices 制造了适用于几乎任何应用的各种升压型控制器。这些控制器可提供宽输入电压范围和多输出能力,并可针对反激、正激或 SEPIC 转换器进行配置。此外,它们还提供了用于在轻负载条件下实现高效率的突发模式 (Burst Mode®) 操作、至外部时钟的简易型同步、并拥有全面的保护功能。
产品选型表
Quick Power Search
Input |
V
V
Output |
V
A

外部开关电源升压

  按住Shift键进行二次排序
SortOrderPart#Number of OutputsMax PhasesVin
(min)
(V)
Vin
(max)
(V)
Switch Current
(typ)
(A)
SynchronousCommentsPrice (1000+)
($ US)
1LTC7841 1 12 4.5 60- Yes PolyPhase Synchronous Boost Controller with PMBus Interface $3.95 (LTC7841EUHE#PBF)
2LT8551 1 18 3.6 80 100 Yes Multiphase Boost Converter Expander with Internal Gate Drivers $2.95 (LT8551EUKG#PBF)
3LTC3897-2 1 4 4.5 65 30 Yes PolyPhase Synchronous Boost Controller with Input/ Output Protection $5.50 (LTC3897EUHG-2#PBF)
4LT8228 1 12 6 100- Yes Bidirectional Synchronous 100V Buck/Boost Controller with Reverse Supply, Reverse Current and Fault Protection $6.60 (LT8228EFE#PBF)
5LTC7880 2 6 2.5 40 25 Yes 60V Dual Output Step-Up Controller with Digital Power System Management $7.63 (LTC7880EUKG#PBF)
6LTC7840 2 1, 12, 2, 4, 6, 8 5.5 60 60 No Configurable for Dual Phase Single/Dual Output Operation with Hiccup Mode $3.20 (LTC7840EFE#PBF)
7LTC7815 3 1 2.5 38 25 Yes Low IQ, 2.25MHz, Triple Output, Buck/Buck/Boost Synchronous Controller $4.35 (LTC7815EUHF#PBF)
8LT8711 1 1 4.5 42 20 Yes Micropower Synchronous Multitopology Controller with 42V Input Capability $2.30 (LT8711EUDC#PBF)
9LTC1871X 1 1 2.5 36 20 No Wide Input Range, Boost, Flyback and SEPIC Controller, 175C Max Junction Temp $125.00 (LTC1871XMS#PBF)
10LTC3897 1 4 4.5 65 30 Yes PolyPhase Synchronous Boost Controller with Input/ Output Protection $5.50 (LTC3897EFE#PBF)
11LTC3871 1 12 1.2 100 30 Yes Bidirectional PolyPhase Synchronous Buck or Boost Controller $5.40 (LTC3871ELXE#PBF)
12LTC7813 2 1 2.2 60 25 Yes Low IQ, 60V Synchronous Boost+Buck Controller $4.82 (LTC7813EUH#PBF)
13LTC7812 2 1 2.5 38 25 Yes Low IQ, 38V Synchronous Boost+Buck Controller $4.00 (LTC7812EUH#PBF)
14LTC3899Reference Circuit Available 3 1 4.5 60 15 Yes 60V Low IQ, Triple Output, Buck/Buck/Boost Synchronous Controller $4.95 (LTC3899EUHF#PBF)
15LT8312 1 1 10 38 25 No Boost Controller with Power Factor Correction $2.25 (LT8312EMS#PBF)
16LT8709 1 1 -80 -4.5 25 Yes Negative Input Synchronous Multi-Topology DC/DC Controller $3.65 (LT8709EFE#PBF)
17LTC3769 1 1 2.3 60 25 Yes 60V Low IQ Synchronous Boost Controller $2.75 (LTC3769EUF#PBF)
18LTC3872-1 1 1 2.75 9.8 10 No No RSENSE Current Mode Boost, LTC3872-1 No Frequency Foldback $1.80 (LTC3872EDDB-1#TRPBF)
19LTC3784 1 12, 2, 3, 4, 6 2.3 60 25 Yes 60V PolyPhase Synchronous Boost Controller $3.76 (LTC3784EGN#PBF)
20LT8710 1 1 4.5 80 25 Yes Synchronous SEPIC/Inverting/Boost Controller with Output Current Control $3.41 (LT8710EFE#PBF)
21LTC3859AL 3 2 4.5 38 25 Yes Triple Buck/Buck/Boost Synch Controller, Improved Burst Mode $4.35 (LTC3859ALEUHF#PBF)
22LTC3862-2 1 12, 2, 3, 4, 6 5.5 36 60 No Single Output Multi-Phase Boost, LTC3862-2 10V IntVcc, 4.4V UV+, 3.9V UV- $3.29 (LTC3862EGN-2#PBF)
23LT3759 1 1 1.6 42 25 No Wide Input Voltage Range Boost/SEPIC/Inverting Controller $2.35 (LT3759EMSE#PBF)
24LTC3787 1 12, 2, 3, 4, 6 4.5 38 60 Yes 2-Phase, Synchronous Boost Controller $3.53 (LTC3787EGN#PBF)
25LTC3786 1 1 2.5 38 30 Yes 60V VIN Sync Boost Controller, Low 55uA Iq $2.53 (LTC3786EMSE#PBF)
26LTC3788 2 2 2.5 38 30 Yes Dual Output, LTC3788 12 Max Phases, CLKOUT, 2 PGOOD, Adjustable Current Limit $3.53 (LTC3788EUH#PBF)
27LT3758A 1 1 5.5 100 25 No Multi-Topology Controller - Improved Load Transient Over LT3758 $2.35 (LT3758AEDD#PBF)
28LTC3788-1 2 2 2.5 38 25 Yes LTC3788-1 Offers 2-Phase, 1 PGOOD, Fixed Current Limit $3.53 (LTC3788EGN-1#PBF)
29LT3757A 1 1 2.9 40 25 No Multi-Topology Controller - Improved Load Transient Over LT3757 $2.06 (LT3757AEDD#PBF)
30LTC3862-1 1 12, 2, 3, 4, 6 8.5 36 60 No Single Output, Multi-Phase Boost, LTC3862-1 10V IntVcc, 7.5V UV+, 7V UV- $3.29 (LTC3862EGN-1#PBF)
31LT3782A 1- 6 40 30 Yes 2-Phase Step-Up DC/DC Controller $4.41 (LT3782AEUFD#PBF)
32LTC3862 1 12, 2, 3, 4, 6 4 36 60 No Single Output, Multi-Phase Boost, LTC3862 5V IntVcc, 3.3V UV+, 2.9VUV- $3.29 (LTC3862EGN#PBF)
33LTC3805-5 1 1 4.5 75 10 No Adjustable Frequency Current Mode Flyback, LTC3805-5 4.5V Turn On Voltage $1.39 (LTC3805EDD-5#PBF)
34LTC3873-5 1 1 4 75 10 No No RSENSE Boost, LTC3873-5 5V to 75V During Start-Up $1.25 (LTC3873EDDB-5#TRPBF)
35LTC3873 1 1 8.8 75 10 No No RSENSE Boost, LTC3873 9V to 75V During Start-Up $1.25 (LTC3873EDDB#TRPBF)
36LTC3814-5 1 1 4.5 55 25 Yes 60V Current Mode Synchronous Step-Up Controller $3.50 (LTC3814EFE-5#PBF)
37LTC1871-1 1 1 2.5 36 20 No No RSENSE Current Mode Boost, LTC1871-1 Lower Burst Mode Threshold $2.65 (LTC1871EMS-1#PBF)
38ADP1621Reference Circuit Available 1- 2.9 5.5 10 No Constant-Frequency, Current-Mode Step-Up DC-to-DC Controller $1.36 (ADP1621ARMZ-R7)
39LTC3872 1 1 2.75 9.8 10 No No RSENSE Current Mode Boost, LTC3872 Has Frequency Foldback $1.80 (LTC3872EDDB#TRPBF)
40LT3844 1 1 4 60 5 No Wide Input Voltage Range, Burst Mode $3.10 (LT3844EFE#PBF)
41LTC3805 1 1 8.8 75 10 No Adjustable Frequency Current Mode Flyback, LTC3805 8.4V Turn On Voltage $1.39 (LTC3805EDD#PBF)
42LTC3783 1 1 3 36 25 No PWM LED Driver and Boost, Flyback and SEPIC Converter $2.85 (LTC3783EDHD#PBF)
43LT3724 1 1 4 60 5 No Wide Vin, Burst Mode $3.10 (LT3724EFE#PBF)
44LTC3703-5 1 1 9.3 60 20 Yes LTC3703 60Vin, 4.5V to 15V MOSFET Gate Drive, UV+ 3.7V, UV- 3.1V $3.10 (LTC3703EGN-5#PBF)
45LTC3703 1 1 9.3 100 20 Yes LTC3703 100Vin, 9.3V to 15V MOSFET Gate Drive, UV+ 8.7V, UV- 6.2V $3.10 (LTC3703EGN#PBF)
46LTC1871-7 1 1 2.5 36 20 No LTC1871-7 Drives 6V-gate N-Channel MOSFETs $2.65 (LTC1871EMS-7#PBF)
47LTC1872B 1 1 2.5 9.8 20 No Constant Frequency Boost in SOT-23, LTC1872B Disables Burst Mode $1.85 (LTC1872BES6#TRPBF)
48LTC1871 1 1 2.5 36 20 No No RSENSE Current Mode Boost, Flyback and SEPIC Controller $2.65 (LTC1871EMS#PBF)
49LTC1872 1 1 2.5 9.8 10 No Constant Frequency Boost in SOT-23, Burst Mode $1.85 (LTC1872ES6#TRPBF)
50LTC1700 1 1 2.34 5 6 Yes No RSENSE Synchronous Step-Up DC/DC Controller $2.60 (LTC1700EMS#PBF)
51LT1619 1 1 1.9 18 20 No Low Voltage Current Mode PWM Controller $1.99 (LT1619ES8#PBF)