无电感(电荷泵)DC/DC转换器

ADI公司的电荷泵系列提供最广泛的简单紧凑型无电感DC/DC转换器设计。这些转换器可用于升压、降压或反相输入电压。由于不需要电感,这些开关电容转换器可简化设计,且解决方案尺寸很小。此外,通过片内集成扩频技术,大幅降低了输入和输出噪声。

Inductorless (Charge Pump) DC/DC Converters

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SortOrderPart#Number of OutputsVin
(min)
(V)
Vin
(max)
(V)
Output Current
(typ)
(A)
Output VoltageFunctionPrice (1000+)
($ US)
1LTC7820 1 6 72 20 12V, -12V, 24V, 48V or higher, up to 500W+ Doubler or Inverter, Fixed Ratio High Power DC/DC: Divider $4.70 (LTC7820EUFD#PBF)
2LTC3246 1 2.7 38 500m 5V or Adjustable (2.5V to 5V), Fixed 3.3V Charge Pump $3.25 (LTC3246EMSE#PBF)
3LTC7821 1 10 72 25- Hybrid Step-Down Synchronous Converter $5.20 (LTC7821EUH#PBF)
4LTC3256 2 5.5 38 350m 3.3V, 5V Regulated Step-Down Charge Pump $2.95 (LTC3256EMSE#PBF)
5LTC3265 2 4.5 32 50m Adj, -Adj Regulated Inverting Charge Pump, Regulated Step-Up Charge Pump $3.80 (LTC3265EDHC#PBF)
6LTC3255 1 4 48 50m Adj (2.4V to 12.5V) Regulated Step-Down Charge Pump $2.30 (LTC3255EDD#PBF)
7LTC3245 1 2.7 38 250m 5V or Adjustable (2.5V to 5V), Fixed 3.3V Regulated Buck-Boost Charge Pump $2.80 (LTC3245EDE#PBF)
8LTC3261 1 4.5 32 100m -Adj Regulated Inverting Charge Pump $2.87 (LTC3261EMSE#PBF)
9LTC3260 3 4.5 32 100m Adj, -Adj Negative Linear Regulator, Positive Linear Regulator, Regulated Inverting Charge Pump $3.40 (LTC3260EDE#PBF)
10LTC3221 1 1.8 5.5 60m 3.3V, 5V, Adj Regulated Buck-Boost Charge Pump, Regulated Step-Up Charge Pump $1.60 (LTC3221EDC#TRPBF)
11LTC3240 1 1.8 5.5 150m 2.5V, 3.3V Regulated Buck-Boost Charge Pump, Regulated Step-Up Charge Pump $1.60 (LTC3240EDC-2.5#TRPBF)
12LTC3203 1 2.7 5.5 500m 5V Regulated Step-Up Charge Pump $2.00 (LTC3203BEDD#PBF)
13LTC3204B-5 1 2.7 5.5 150m 5V Regulated Buck-Boost Charge Pump $1.60 (LTC3204BEDC-5#TRPBF)
14LTC3204B-3.3 1 1.8 4.5 50m 3.3V Regulated Buck-Boost Charge Pump $1.60 (LTC3204BEDC-3.3#TRPBF)
15LTC3204-5 1 2.7 5.5 150m 5V Regulated Buck-Boost Charge Pump $1.60 (LTC3204EDC-5#TRPBF)
16LTC3204-3.3 1 1.8 4.5 50m 3.3V Regulated Buck-Boost Charge Pump $1.60 (LTC3204EDC-3.3#TRPBF)
17LTC3252 2 2.7 5.5 250m Adjustable (0.9 to 1.6) Regulated Step-Down Charge Pump $2.60 (LTC3252EDE#PBF)
18LTC3251 1 2.7 5.5 500m 1.2V, 1.5V, Adj Regulated Step-Down Charge Pump $1.95 (LTC3251EMSE#PBF)
19LTC3250 1 3.1 5.5 250m 1.2V, 1.5V Regulated Step-Down Charge Pump $1.41 (LTC3250ES6-1.2#TRPBF)
20LTC3201 1 2.7 4.5 100m Adj Regulated Step-Up Charge Pump $1.90 (LTC3201EMS#PBF)
21LTC3200 1 2.7 4.5 100m 5V, Adj Regulated Step-Up Charge Pump $1.66 (LTC3200ES6-5#TRPBF)
22LTC1911 1 2.7 5.5 250m 1.5V, 1.8V Regulated Step-Down Charge Pump $2.34 (LTC1911EMS8-1.5#PBF)
23LTC3202 1 2.7 4.5 125m Adj Regulated Step-Up Charge Pump $1.90 (LTC3202EMS#PBF)
24LTC1983 1 3 5.5 100m -3V, -5V Regulated Inverting Charge Pump $1.81 (LTC1983ES6-3#TRPBF)
25LTC1928-5 1 2.7 4.4 30m 5V Regulated Step-Up Charge Pump $1.76 (LTC1928ES6-5#TRPBF)
26LTC1751-5 1 2 5.5 100m 5V Regulated Step-Up Charge Pump $2.25 (LTC1751EMS8-5#PBF)
27LTC1751-3.3 1 2 5.5 100m 3.3V Regulated Step-Up Charge Pump $2.25 (LTC1751EMS8-3.3#PBF)
28LTC1751 1 2 5.5 100m Adj Regulated Step-Up Charge Pump $2.25 (LTC1751EMS8#PBF)
29LTC1555L-1.8 1 2.6 6.6 20m 1.8V, 3V, 5V Regulated Buck-Boost Charge Pump, Regulated Step-Up Charge Pump $2.20 (LTC1555LEGN-1.8#PBF)
30LTC1555L 1 2.6 6.6 20m 3V, 5V Regulated Buck-Boost Charge Pump, Regulated Step-Up Charge Pump $2.00 (LTC1555LEGN#PBF)
31LTC1986 1 2.6 4.4 10m 5V, Vin Regulated Step-Up Charge Pump $1.43 (LTC1986ES6#TRPBF)
32LTC1755 1 2.7 6 60m 3V, 5V Regulated Buck-Boost Charge Pump, Regulated Step-Up Charge Pump $2.55 (LTC1755EGN#PBF)
33LTC1754-5 1 2 4 40m 5V Regulated Buck-Boost Charge Pump $1.50 (LTC1754ES6-5#TRPBF)
34LTC1754-3.3 1 2 4 40m 3.3V Regulated Buck-Boost Charge Pump $1.50 (LTC1754ES6-3.3#TRPBF)
35LTC1503-2 1 2.4 6 100m 2V Regulated Step-Up Charge Pump $1.70 (LTC1503CS8-2#PBF)
36LTC1503-1.8 1 2.4 6 100m 1.8V Regulated Step-Up Charge Pump $1.70 (LTC1503CS8-1.8#PBF)
37LTC1261L 1 2.7 5.25 20m -4.5V, -4V, Adj GaAsFET Bias, Regulated Inverting Charge Pump $1.70 (LTC1261LCS8#PBF)
38LTC1682 1 1.8 4.4 50m 3.3V, 5V, Adj Regulated Step-Up Charge Pump $1.70 (LTC1682CS8#PBF)
39LTC1502-3.3 1 900m 1.8 10m 3.3 Regulated Step-Up Charge Pump $1.75 (LTC1502CS8-3.3#PBF)
40LTC1756 1 2.7 6 60m 3V, 5V Regulated Buck-Boost Charge Pump, Regulated Step-Up Charge Pump $2.30 (LTC1756EGN#PBF)
41LTC1551L 1 2.7 5.25 20m -4.1V GaAsFET Bias, Regulated Inverting Charge Pump $1.70 (LTC1551LCS8#PBF)
42LTC1550L 1 2.7 5.25 20m -2.5V, -2V, -4.1V, -4V, Adj GaAsFET Bias, Regulated Inverting Charge Pump $1.70 (LTC1550LCS8#PBF)
43LTC1517-3.3 1 2.2 4.4 15m 3.3V Regulated Buck-Boost Charge Pump, Regulated Step-Up Charge Pump $2.00 (LTC1517CS5-3.3#TRPBF)
44ADP3605 1 3 6 120m -3V Regulated Inverter $1.50 (ADP3605ARZ)
45ADM8829Reference Circuit Available 1 1.5 5.5 25m -Vin Unregulated Inverter $0.84 (ADM8829ARTZ-REEL7)
46ADM8828 1 1.5 5.5 25m -Vin Unregulated Inverter $0.84 (ADM8828ARTZ-REEL7)
47LTC1556 1 2.7 10 20m 5V Regulated Buck-Boost Charge Pump, Regulated Step-Up Charge Pump $3.35 (LTC1556CGN#PBF)
48LTC1555 1 2.7 10 20m 5V Regulated Buck-Boost Charge Pump, Regulated Step-Up Charge Pump $2.85 (LTC1555CGN#PBF)
49LTC1522 1 2.7 5 20m 5V Regulated Step-Up Charge Pump $1.75 (LTC1522CS8#PBF)
50LTC1517-5 1 2.7 5 20m 5V Regulated Step-Up Charge Pump $2.00 (LTC1517CS5-5#TRPBF)