SEPIC 稳压器
ADI公司制造了多种可配置为SEPIC（单端初级电感转换器）的单芯片升压开关稳压器和控制器，以及其他拓扑产品，适合众多应用。这些SEPIC转换器可维持一个固定的输出电压，与输入电压是高于还是低于输入无关。这些转换器具有宽输入电压范围、外部同步功能，某些型号还内置肖特基二极管。其他特性包括可编程限流、突发工作模式和低电池电量检测。
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最新优势资源
设计笔记
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技术文章
- 最小化SEPIC转换器的排放
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- How NOT to Damage Your Switching Regulator Demo Board
- Differences Between the Ćuk Converter and the Inverting Charge Pump Converter
SEPIC 稳压器
| SortOrder | Part# | Number of Outputs | Vin (min) (V) | Vin (max) (V) | Switch Current (typ) (A) | Vout Max (typ) (V) | Monolithic | Isupply (typ) (A) | Price (1000+) ($ US) |
|---|---|---|---|---|---|---|---|---|---|
| 1 | LT8365 | 1 | 2.8 | 60 | 2 | 150 | Yes | 9µ | $2.18 (LT8365EMSE#PBF) |
| 2 | LTC7840 | 2 | 5.5 | 60 | 60 | 60 | No | 3m | $3.20 (LTC7840EFE#PBF) |
| 3 | LT8361 | 1 | 2.8 | 60 | 2 | 100 | Yes | 22µ | $2.06 (LT8361EMSE#PBF) |
| 4 | LT8711 | 1 | 4.5 | 42 | 20 | 42 | No | 15µ | $2.30 (LT8711EUDC#PBF) |
| 5 | LT8362 | 1 | 2.8 | 60 | 2.5 | 60 | Yes | 22µ | $1.85 (LT8362EDD#PBF) |
| 6 | LTC1871X | 1 | 2.5 | 36 | 20 | 72 | No | 250µ | $125.00 (LTC1871XMS#PBF) |
| 7 | LT8603 | 4 | 3 | 42 | 4 | 41.58 | Yes | 28µ | $3.63 (LT8603JUJ#PBF) |
| 8 | LT8364 | 1 | 2.8 | 60 | 5 | 60 | Yes | 9µ | $2.06 (LT8364EDE#PBF) |
| 9 | LTM8049 | 2 | 2.6 | 20 | 1.25 | 24 | Yes | 10m | $14.20 (LTM8049EY#PBF) |
| 10 | LT8335 | 1 | 3 | 25 | 2.5 | 28 | Yes | 5.5µ | $2.50 (LT8335EDDB#TRPBF) |
| 11 | LT8331 | 1 | 4.5 | 100 | 600m | 140 | Yes | 5.5µ | $2.95 (LT8331EMSE#PBF) |
| 12 | LT8494 | 1 | 1 | 32 | 2.55 | 70 | Yes | 3µ | $2.85 (LT8494EFE#PBF) |
| 13 | LT8330 | 1 | 3 | 40 | 1.2 | 60 | Yes | 5.5µ | $2.50 (LT8330EDDB#TRPBF) |
| 14 | LT8570-1 | 1 | 2.55 | 40 | 375m | 65 | Yes | 1.2m | $2.25 (LT8570EMS8E-1#PBF) |
| 15 | LT8570 | 1 | 2.55 | 40 | 750m | 65 | Yes | 1.2m | $2.25 (LT8570EDD#PBF) |
| 16 | LT8495 | 1 | 1 | 60 | 2.55 | 70 | Yes | 9µ | $2.95 (LT8495EFE#PBF) |
| 17 | LT8709 | 1 | -80 | -4.5 | 25 | 80 | No | 4m | $3.65 (LT8709EFE#PBF) |
| 18 | LT8580 | 1 | 2.5 | 40 | 1.5 | 65 | Yes | 1.2m | $2.35 (LT8580EDD#PBF) |
| 19 | LTC3872-1 | 1 | 2.75 | 9.8 | 10 | 60 | No | 250µ | $1.80 (LTC3872EDDB-1#TRPBF) |
| 20 | LT8710 | 1 | 4.5 | 80 | 25 | 80 | No | 4m | $3.41 (LT8710EFE#PBF) |
| 21 | LT8471 | 2 | 2.6 | 50 | 2.55 | 50 | Yes | 2.4m | $3.75 (LT8471EFE#PBF) |
| 22 | LTM8045 | 1 | 2.8 | 18 | 1.26 | 15 | Yes | 10m | $6.97 (LTM8045EY#PBF) |
| 23 | LT3959 | 1 | 1.6 | 40 | 7 | 40 | Yes | 350µ | $3.05 (LT3959EUHE#PBF) |
| 24 | LTC3862-2 | 1 | 5.5 | 36 | 60 | 350 | No | 1.8m | $3.29 (LTC3862EGN-2#PBF) |
| 25 | LT3957A | 1 | 3 | 40 | 5.9 | 40 | Yes | 1.7m | $2.95 (LT3957AEUHE#PBF) |
| 26 | LT8582 | 2 | 2.5 | 22 | 4.3 | 42 | Yes | 2.1m | $3.75 (LT8582EDKD#PBF) |
| 27 | LT3759 | 1 | 1.6 | 42 | 25 | 42 | No | 350µ | $2.35 (LT3759EMSE#PBF) |
| 28 | LT3958 | 1 | 5 | 80 | 4 | 80 | Yes | 1.6m | $3.05 (LT3958EUHE#PBF) |
| 29 | LT3581 | 1 | 2.3 | 22 | 4.3 | 42 | Yes | 1.9m | $2.45 (LT3581EDE#PBF) |
| 30 | LT3579-1 | 1 | 2.5 | 16 | 7.5 | 42 | Yes | 1.9m | $3.30 (LT3579EUFD-1#PBF) |
| 31 | LT3579 | 1 | 2.5 | 16 | 7.5 | 42 | Yes | 1.9m | $3.30 (LT3579EUFD#PBF) |
| 32 | LT3758A | 1 | 5.5 | 100 | 25 | 350 | No | 1.6m | $2.35 (LT3758AEDD#PBF) |
| 33 | ADP1613 | 1 | 2.5 | 5.5 | 2 | 20 | Yes | 1.35m | $0.72 (ADP1613ARMZ-R7) |
| 34 | ADP1612 | 1 | 1.8 | 5.5 | 1.4 | 20 | Yes | 1.35m | $0.80 (ADP1612ARMZ-R7) |
| 35 | LT3757A | 1 | 2.9 | 40 | 25 | 350 | No | 1.6m | $2.06 (LT3757AEDD#PBF) |
| 36 | LTC3862-1 | 1 | 8.5 | 36 | 60 | 350 | No | 1.8m | $3.29 (LTC3862EGN-1#PBF) |
| 37 | LTC3862 | 1 | 4 | 36 | 60 | 60 | No | 1.8m | $3.29 (LTC3862EGN#PBF) |
| 38 | LT3495-1 | 1 | 2.2 | 16 | 350m | 40 | Yes | 60µ | $1.75 (LT3495EDDB-1#TRPBF) |
| 39 | LT3495 | 1 | 2.2 | 16 | 650m | 40 | Yes | 60µ | $1.75 (LT3495BEDDB#TRPBF) |
| 40 | LTC3805-5 | 1 | 4.5 | 75 | 10 | 75 | No | 360µ | $1.39 (LTC3805EDD-5#PBF) |
| 41 | LT3580 | 1 | 2.5 | 32 | 2.5 | 42 | Yes | 1m | $2.00 (LT3580EDD#PBF) |
| 42 | LTC3873-5 | 1 | 4 | 75 | 10 | 60 | No | 300µ | $1.25 (LTC3873EDDB-5#TRPBF) |
| 43 | LTC3873 | 1 | 8.8 | 75 | 10 | 60 | No | 300µ | $1.25 (LTC3873EDDB#TRPBF) |
| 44 | LTC1871-1 | 1 | 2.5 | 36 | 20 | 72 | No | 250µ | $2.65 (LTC1871EMS-1#PBF) |
| 45 | LTC3872 | 1 | 2.75 | 9.8 | 10 | 60 | No | 250µ | $1.80 (LTC3872EDDB#TRPBF) |
| 46 | LT3844 | 1 | 4 | 60 | 5 | 36 | No | 120µ | $3.10 (LT3844EFE#PBF) |
| 47 | LT3489 | 1 | 2.4 | 16 | 3.5 | 40 | Yes | 2m | $1.95 (LT3489EMS8E#PBF) |
| 48 | LTC3805 | 1 | 8.8 | 75 | 10 | 75 | No | 360µ | $1.39 (LTC3805EDD#PBF) |
| 49 | LTC3783 | 1 | 3 | 36 | 25 | 100 | No | 1.5m | $2.85 (LTC3783EDHD#PBF) |
| 50 | LT3477 | 1 | 2.3 | 25 | 4 | 40 | Yes | 5m | $3.15 (LT3477EUF#PBF) |
| 51 | LT3724 | 1 | 4 | 60 | 5 | 36 | No | 1.7m | $3.10 (LT3724EFE#PBF) |
| 52 | LT3479 | 1 | 2.3 | 24 | 4.5 | 42 | Yes | 5m | $3.00 (LT3479EDE#PBF) |
| 53 | LT3472 | 2 | 2.2 | 16 | 400m | 34 | Yes | 2.8m | $1.95 (LT3472EDD#PBF) |
| 54 | LT3471 | 2 | 2.4 | 16 | 2.05 | 40 | Yes | 2.4m | $2.80 (LT3471EDD#PBF) |
| 55 | LT1935 | 1 | 2.1 | 16 | 3.2 | 38 | Yes | 3m | $2.50 (LT1935ES5#TRPBF) |
| 56 | LT1941 | 3 | 3.3 | 25 | 4.3 | 35.2 | Yes | 2m | $5.25 (LT1941EFE#PBF) |
| 57 | LT3463A | 2 | 2.2 | 15 | 250m | 40 | Yes | 40µ | $1.95 (LT3463AEDD#PBF) |
| 58 | LT3463 | 2 | 2.2 | 15 | 250m | 40 | Yes | 40µ | $1.95 (LT3463EDD#PBF) |
| 59 | LT3461A | 1 | 2.5 | 16 | 420m | 38 | Yes | 2.8m | $1.71 (LT3461AES6#TRPBF) |
| 60 | LT3436 | 1 | 3 | 25 | 4 | 34 | Yes | 900µ | $2.75 (LT3436EFE#PBF) |
| 61 | LT3467A | 1 | 2.2 | 16 | 1.1 | 40 | Yes | 1.2m | $1.81 (LT3467AEDDB#TRPBF) |
| 62 | LT3467 | 1 | 2.2 | 16 | 1.1 | 40 | Yes | 1.2m | $1.81 (LT3467EDDB#TRPBF) |
| 63 | LT3461 | 1 | 2.5 | 16 | 420m | 38 | Yes | 2.8m | $1.71 (LT3461ES6#TRPBF) |
| 64 | LT3460 | 1 | 2.5 | 16 | 420m | 36 | Yes | 2m | $1.56 (LT3460ES5#TRPBF) |
| 65 | LTC1871-7 | 1 | 2.5 | 36 | 20 | 36 | No | 550µ | $2.65 (LTC1871EMS-7#PBF) |
| 66 | LT1961 | 1 | 3 | 25 | 2 | 35 | Yes | 900µ | $1.69 (LT1961EMS8E#PBF) |
| 67 | LT3464 | 1 | 2 | 10 | 80m | 34 | Yes | 25µ | $1.56 (LT3464ETS8#TRPBF) |
| 68 | LTC1872B | 1 | 2.5 | 9.8 | 20 | 36 | No | 270µ | $1.85 (LTC1872BES6#TRPBF) |
| 69 | LTC1871 | 1 | 2.5 | 36 | 20 | 72 | No | 250µ | $2.65 (LTC1871EMS#PBF) |
| 70 | LT1618 | 1 | 1.6 | 18 | 2 | 36 | Yes | 1.8m | $1.75 (LT1618EDD#PBF) |
| 71 | LTC1624 | 1 | 3.5 | 36 | 5 | 34.2 | No | 500µ | $3.50 (LTC1624CS8#PBF) |
| 72 | LTC1872 | 1 | 2.5 | 9.8 | 10 | 36 | No | 270µ | $1.85 (LTC1872ES6#TRPBF) |
| 73 | LT1930A | 1 | 2.45 | 16 | 1.2 | 34 | Yes | 4.2m | $1.96 (LT1930AES5#TRPBF) |
| 74 | LT1930 | 1 | 2.45 | 16 | 1.2 | 34 | Yes | 4.2m | $1.96 (LT1930ES5#TRPBF) |
| 75 | LT1619 | 1 | 1.9 | 18 | 20 | 18 | No | 9m | $1.99 (LT1619ES8#PBF) |
| 76 | LT1615-1 | 1 | 1 | 15 | 100m | 36 | Yes | 20µ | $1.70 (LT1615ES5-1#TRPBF) |
| 77 | LT1615 | 1 | 1.2 | 15 | 350m | 36 | Yes | 20µ | $1.70 (LT1615ES5#TRPBF) |
| 78 | LT1949 | 1 | 1.5 | 12 | 1.13 | 30 | Yes | 4.5m | $2.20 (LT1949ES8#PBF) |
| 79 | LT1308B | 1 | 1 | 10 | 3 | 34 | Yes | 2.5m | $3.25 (LT1308BCS8#PBF) |
| 80 | LT1308A | 1 | 1 | 10 | 3 | 34 | Yes | 140µ | $3.25 (LT1308ACS8#PBF) |
| 81 | LT1613 | 1 | 900m | 10 | 800m | 36 | Yes | 3m | $1.70 (LT1613CS5#TRPBF) |
| 82 | LT1610 | 1 | 900m | 8 | 600m | 30 | Yes | 30µ | $1.65 (LT1610CS8#PBF) |
| 83 | LT1374HV | 1 | 5 | 32 | 6 | 27.52 | Yes | 2.5m | $4.85 (LT1374HVCS8#PBF) |
| 84 | LT1374 | 1 | 5 | 25 | 6 | 21.5 | Yes | 2.5m | $4.40 (LT1374CS8#PBF) |
| 85 | LT1316 | 1 | 1.5 | 12 | 500m | 30 | Yes | 33µ | $2.45 (LT1316CS8#PBF) |
| 86 | LT1370HV | 1 | 2.7 | 30 | 6 | 42 | Yes | 4.5m | $6.85 (LT1370HVCT7#PBF) |
| 87 | LT1370 | 1 | 2.7 | 30 | 6 | 35 | Yes | 4.5m | $6.05 (LT1370CT7#PBF) |
| 88 | LT1317B | 1 | 1.5 | 12 | 800m | 30 | Yes | 4.8m | $2.25 (LT1317BCS8#PBF) |
| 89 | LT1317 | 1 | 1.5 | 12 | 800m | 30 | Yes | 100µ | $2.25 (LT1317CS8#PBF) |
| 90 | LT1307B | 1 | 920m | 12 | 600m | 30 | Yes | 1m | $2.05 (LT1307BCS8#PBF) |
| 91 | LT1307 | 1 | 920m | 12 | 600m | 30 | Yes | 50µ | $2.05 (LT1307CN8#PBF) |
| 92 | LT1375HV | 1 | 5 | 30 | 2 | 25.8 | Yes | 2.5m | $3.50 (LT1375HVCS8#PBF) |
| 93 | LT1375 | 1 | 5 | 25 | 2 | 21.5 | Yes | 2.5m | $3.20 (LT1375CS8#PBF) |
| 94 | LT1377 | 1 | 2.7 | 30 | 2 | 35 | Yes | 4m | $4.20 (LT1377CS8#PBF) |
| 95 | LT1171HV | 1 | 3 | 60 | 2.5 | 60 | Yes | 6m | $6.00 (LT1171HVCT#PBF) |
| 96 | LT1171 | 1 | 3 | 40 | 2.5 | 40 | Yes | 6m | $4.60 (LT1171CT#06PBF) |
| 97 | LT1170HV | 1 | 3 | 60 | 5 | 60 | Yes | 6m | $7.25 (LT1170HVCT#06PBF) |
| 98 | LT1170 | 1 | 3 | 40 | 5 | 40 | Yes | 6m | $5.60 (LT1170CT#06PBF) |
| 99 | LT1071HV | 1 | 3 | 60 | 2.5 | 40 | Yes | 6m | $6.00 (LT1071HVCT#PBF) |
| 100 | LT1071 | 1 | 3 | 40 | 2.5 | 40 | Yes | 6m | $4.60 (LT1071CT#06PBF) |
| 101 | LT1070HV | 1 | 3 | 60 | 5 | 40 | Yes | 6m | $7.25 (LT1070HVCT#06PBF) |
| 102 | LT1070 | 1 | 3 | 40 | 5 | 40 | Yes | 6m | $5.60 (LT1070CT#06PBF) |
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