降压型稳压器

Analog Devices 制造了一系列兼具同步和异步开关的高性能降压型开关稳压器 IC 和降压型开关控制器 IC 产品。这些开关稳压器可提供从小于 2 V 至高达 100 V 以上的典型输入电压能力、高达 4 MHz 的开关频率及高达 96% 的运作效率。利用突发模式 (Burst Mode®) 操作,可获得几十微安级的静态电流。这些特点的组合造就了外形非常小巧和扁平的降压型开关稳压器电路实现方案,所需的外部组件极少。
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Step-Down (Buck) Regulators

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SortOrderPart#Number of OutputsVin
(min)
(V)
Vin
(max)
(V)
Output Current
(typ)
(A)
MonolithicVout Min
(typ)
(V)
SynchronousIsupply
(typ)
(A)
US Price 1000 to 4999
($ US)
1LTM8002 1 3.4 40 2.5 Yes 970m Yes 25µ $9.12 (LTM8002IY#PBF)
2LTC3894 1 4.5 150 10 No 800m Yes 21µ $2.61 (LTC3894EFE#TRPBF)
3LTM4662 2 4.5 20 15 Yes 600m Yes 20m $28.75 (LTM4662EY#PBF)
4LTM4653 1 3.1 58 4 Yes 500m Yes 450µ $12.55 (LTM4653EY#PBF)
5LTM4646 2 4.5 20 10 Yes 600m Yes 17m-
6LTC7815 3 2.5 38 25 No 800m Yes 38µ $4.35 (LTC7815EUHF#PBF)
7LTC7810 2 4.5 140 15 No 1 Yes 78µ $5.20 (LTC7810ELXE#PBF)
8LT8646S 1 3.4 65 8 Yes 970m Yes 17µ $5.95 (LT8646SEV#PBF)
9LT8642S 1 2.8 18 10 Yes 597m Yes 230µ $4.15 (LT8642SEV#PBF)
10LT8619 1 3 60 1.2 Yes 800m Yes $2.65 (LT8619EDD#PBF)
11LTM8065 1 3.4 40 2.5 Yes 970m Yes $7.75 (LTM8065EY#PBF)
12LTM4645 1 4.7 15 25 Yes 600m Yes 11m $26.23 (LTM4645EY#PBF)
13LTC3874-1 1 4.5 38 25- 600m Yes 4.6m $2.47 (LTC3874EUF-1#PBF)
14LT8711 1 4.5 42- No 800m Yes 15µ $2.30 (LT8711EUDC#PBF)
15LT8650S 2 3 42 4 Yes 800m Yes 3.7µ $5.75 (LT8650SEV#PBF)
16LTM4622A 2 3.6 20 2 Yes 1.5 Yes 500µ $7.15 (LTM4622AEV#PBF)
17LTC7150S 1 3.1 20 20 Yes 600m Yes 2m $5.60 (LTC7150SEY#PBF)
18LTC7124 2 3.1 17 3.5 Yes 600m Yes 5.5µ $4.05 (LTC7124EUDD#PBF)
19LTC7103 1 4.4 105 2.3 Yes 1 Yes $4.50 (LTC7103EUHE#PBF)
20LTC3636-1 2 3.1 20 6 Yes 1.8 Yes 600µ $4.45 (LTC3636EUFD-1#PBF)
21LTC3636 2 3.1 20 6 Yes 600m Yes 600µ $4.45 (LTC3636EUFD#PBF)
22LT8643S 1 3.4 42 6 Yes 970m Yes 21µ $4.65 (LT8643SEV#PBF)
23ADP5014 4 2.75 6 4 Yes 500m Yes 7m $2.99 (ADP5014ACPZ-R7)
24LTC7821 1 10 72 25 No 900m Yes 500µ $5.20 (LTC7821EUH#PBF)
25LT8603 4 3 42 2.5 Yes 1 Yes 28µ $5.35 (LT8603EUJ#PBF)
26LTC3882-1 (single output) 1 3 13.2 80 No 500m Yes 32m $5.35 (LTC3882EUJ-1#PBF)
27LTC3882-1 (dual output) 2 3 13.2 40 No 500m Yes 32m $5.35 (LTC3882EUJ-1#PBF)
28LTM8001 6 6 36 5 Yes 1.2 No 26m $17.40 (LTM8001EY#PBF)
29LTM8063 1 3.2 40 2 Yes 800m Yes $6.95 (LTM8063EY#PBF)
30LTC7801 1 4 140 10 No 800m Yes 40µ $4.20 (LTC7801EUFD#PBF)
31LTC7800 1 4 60 20 No 800m Yes 50µ $3.47 (LTC7800EUDC#PBF)
32LT8609S 1 3 42 2 Yes 774m Yes 1.7µ $2.75 (LT8609SEV#PBF)
33LT8606 1 3 42 350m Yes 778m Yes 1.7µ $1.95 (LT8606BEDC#TRPBF)
34LTM8073 1 3.4 60 3 Yes 800m Yes 275µ $10.58 (LTM8073EY#PBF)
35LTM4650A-1 (dual output) 2 4.5 16 25 Yes 600m Yes 4.5m $48.00 (LTM4650AEY-1#PBF)
36LTM4650A (dual output) 2 4.5 16 25 Yes 600m Yes 4.5m $48.00 (LTM4650AEY#PBF)
37LTM4636-1 1 4.7 15 40 Yes 600m Yes 16m $40.10 (LTM4636EY-1#PBF)
38LT8645S 1 3.4 65 8 Yes 970m Yes 1.7µ $5.95 (LT8645SEV#PBF)
39LT8640S 1 3.4 42 6 Yes 970m Yes 1.7µ $4.65 (LT8640SEV#PBF)
40LT8607 1 3 42 750m Yes 778m Yes 1.7µ $2.15 (LT8607EMSE#PBF)
41ADP5003 2 4.2 15 3 Yes 600m Yes 1m $2.49 (ADP5003ACPZ-R7)
42LTM4643 4 4 20 3 Yes 600m Yes 2m $19.90 (LTM4643EV#PBF)
43LTC3871 1 1.2 100 30 No 1.2 Yes 8m $5.40 (LTC3871ELXE#PBF)
44LTC3623 1 4 15 5 Yes- Yes 1.45m $3.95 (LTC3623EUDD#PBF)
45LTC3374A 8 2.25 5.5 1 Yes 800m Yes 45µ $4.65 (LTC3374AEUHF#PBF)
46LTC3126 1 2.4 42 2.5 Yes 818m Yes 5.5µ $6.25 (LTC3126EUFD#PBF)
47ADP2443 1 4.5 36 3 Yes 600m Yes- $2.14 (ADP2443ACPZN-R7)
48LTM8053 1 3.4 40 3.5 Yes 970m Yes 575µ $9.66 (LTM8053EY#PBF)
49LTM8003 1 3.4 40 3.5 Yes 970m Yes 12m $11.30 (LTM8003IY#PBF)
50LTM4642 (single output) 1 4.5 20 8 Yes 600m Yes 22m $16.00 (LTM4642EY#PBF)