超低噪声稳压器

ADI公司为具有严格噪声要求的应用提供独特的超低噪声线性和开关稳压器系列,例如密闭环境中的敏感RF或音频电路。这些稳压器提供升压、降压、反相、反激式和Ćuk拓扑架构。噪声等级通常为几十微伏。
产品选型表

chip-LT8650S-2xSilent Switcher®:高效率、低 EMI

ADI的Silent Switcher在高开关频率下提供高效率,同时保持超低EMI辐射性能,而Silent Switcher系列的最新成员提供无与伦比的易用性:LT8650S提供紧凑型双通道输出4A同步降压解决方案,2MHz下效率高达95%,同时可以轻松符合CISPR 25 5类峰值EMI限制。查看产品系列并在我们的Silent Switcher页面上获取完整规格。


Silent Switcher 产品、工具和资源

超低噪声稳压器

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SortOrderPart#Number of OutputsVin
(min)
(V)
Vin
(max)
(V)
TopologyOutput Current
(typ)
(A)
MonolithicEMI FeaturesCommentsPrice (1000+)
($ US)
1LTC3309A 1 2.25 5.5 Buck 6 Yes Silent Switcher 5V, 6A Synchronous Step-Down Silent Switcher $1.90 (LTC3309AEV#TRMPBF)
2LT8636 1 3.4 42 Buck 5 Yes Silent Switcher 42V, 5A Synchronous Step-Down Silent Switcher with 2.5µA Quiescent Current $3.70 (LT8636EV#PBF)
3LTM8024 (single output) 1 3 40 Buck 7 Yes Low EMI, Silent Switcher 40VIN, Dual 3.5A or Single 7A Silent Switcher μModule Regulator $11.65 (LTM8024EY#PBF)
4LTM8024 (dual output) 2 3 40 Buck 3.5 Yes Low EMI, Silent Switcher 40VIN, Dual 3.5A or Single 7A Silent Switcher μModule Regulator $11.65 (LTM8024EY#PBF)
5LTM8078 (single output) 1 3 40 Buck 2.8 Yes Adjustable Slew Rate, Silent Switcher, Spread Spectrum Dual 1.4A, Single 2.8A Step-Down Silent Switcher μModule Regulator $6.53 (LTM8078EY#PBF)
6LTM8078 (dual output) 2 3 40 Buck 1.4 Yes Adjustable Slew Rate, Silent Switcher, Spread Spectrum Dual 1.4A, Single 2.8A Step-Down Silent Switcher μModule Regulator $6.53 (LTM8078EY#PBF)
7LT8650S-1 2 3 42 Buck 4 Yes Silent Switcher 2 High Temp Dual Channel 4A, 42V, Synchronous Step-Down Silent Switcher 2 with 6.2µA Quiescent Current $6.58 (LT8650SHV-1#PBF)
8LT8645S-2 1 3.4 65 Buck 8 Yes Silent Switcher 65V, 8A Synchronous Step-Down Silent Switcher 2 with 2.5µA Quiescent Current $4.75 (LT8645SEV-2#PBF)
9LTC7151S 1 3.1 20 Buck 15 Yes Silent Switcher 2 20V, 15A Synchronous Step-Down Silent Switcher 2 Regulator $3.75 (LTC7151SEV#PBF)
10LTM8074 1 3.2 40 Buck 1.2 Yes Silent Switcher 40VIN, 1.2A Silent Switcher µModule Regulator $3.83 (LTM8074EY#PBF)
11LTM8071 1 3.6 60 Buck 5 Yes Silent Switcher 60VIN, 5A Silent Switcher µModule Regulator $14.53 (LTM8071EY#PBF)
12LTM8002 1 3.4 40 Buck 2.5 Yes Silent Switcher 40VIN, 2.5A Silent Switcher µModule Regulator $9.12 (LTM8002IY#PBF)
13LTC3310S 1 2.25 5.5 Buck 10 Yes Silent Switcher 2 5V, 10A Synchronous Step-Down Silent Switcher 2 in 3mm x 3mm LQFN $2.60 (LTC3310SEV#PBF)
14LTM4653 1 3.1 58 Buck 4 Yes EN55022 Class B Certified EN55022B Compliant 58V, 4A Step-Down DC/DC µModule Regulator $12.55 (LTM4653EY#PBF)
15LT8646S 1 3.4 65 Buck 8 Yes Silent Switcher 2, Spread Spectrum 65V, 8A Step-Down Silent Switcher 2, External Compensation $5.95 (LT8646SEV#PBF)
16LT8642S 1 2.8 18 Buck 10 Yes Silent Switcher 2 18V, 10A Synchronous Step-Down Silent Switcher 2 $4.15 (LT8642SEV#PBF)
17LTM8065 1 3.4 40 Buck 2.5 Yes Silent Switcher 40VIN, 2.5A Silent Switcher µModule Regulator $7.75 (LTM8065EY#PBF)
18LTM8063 1 3.2 40 Buck 2 Yes Silent Switcher 40VIN, 2A Silent Switcher µModule Regulator $6.95 (LTM8063EY#PBF)
19LTM4651 1 3.6 58 Inverting- Yes EN55022 Class B Certified EN55022B Compliant 58V, 24W Inverting-Output DC/DC µModule Regulator $14.75 (LTM4651EY#PBF)
20LT8650S 2 3 42 Buck 4 Yes Silent Switcher 2 Dual Channel 4A, 42V, Synchronous Step-Down Silent Switcher 2 with 6.2µA Quiescent Current $5.75 (LT8650SEV#PBF)
21LTC7150S 1 3.1 20 Buck 20 Yes Silent Switcher 2 20V, 20A Synchronous Step-Down Regulator $5.60 (LTC7150SEY#PBF)
22LTC7103 1 4.4 105 Buck 2.3 Yes Low EMI 105V, 2.3A Low EMI Synchronous Step-Down Regulator $4.50 (LTC7103EUHE#PBF)
23LT8643S 1 3.4 42 Buck 6 Yes Silent Switcher 2 42V, 6A Sync Step-Down Silent Switcher 2 with 2.5µA Iq, External Comp $4.65 (LT8643SEV#PBF)
24LT8609S 1 3 42 Buck 2 Yes Silent Switcher 2, Spread Spectrum 42V, 2A/3A Peak Synchronous Step-Down Regulator with 2.5µA Quiescent Current $2.75 (LT8609SEV#PBF)
25LTM8073 1 3.4 60 Buck 3 Yes Silent Switcher 60VIN, 3A Silent Switcher µModule Regulator $10.58 (LTM8073EY#PBF)
26LT8645S 1 3.4 65 Buck 8 Yes Silent Switcher 2 65V, 8A Synchronous Step-Down Silent Switcher 2 with 2.5µA Quiescent Current $4.95 (LT8645SEV#PBF)
27LT8640S 1 3.4 42 Buck 6 Yes Silent Switcher 2 42V, 6A Synchronous Step-Down Silent Switcher 2 with 2.5µA Quiescent Current $4.65 (LT8640SEV#PBF)
28LT8643S-2 1 3.4 42 Buck 6 Yes Silent Switcher 2 42V, 6A Synchronous Step-Down Silent Switcher with 2.5µA Quiescent Current $4.65 (LT8643SEV-2#PBF)
29LT8640S-2 1 3.4 42 Buck 6 Yes Silent Switcher 42V, 6A Synchronous Step-Down Silent Switcher with 2.5µA Quiescent Current $4.65 (LT8640SEV-2#PBF)
30LT8641 1 3 65 Buck 3.5 Yes Silent Switcher, Spread Spectrum 65V, 3.5A Synchronous Step-Down Silent Switcher with 2.5µA Iq $4.35 (LT8641EUDC#PBF)
31LT8640 1 3.4 42 Buck 5 Yes Silent Switcher Step-Down Silent Switcher, LT8640 Pulse Skipping, /-1 Forced Continuous $4.35 (LT8640EUDC#PBF)
32LT3999 1 2.7 36 Push-Pull 1 Yes- Low Noise, 1A, 1MHz Push-Pull DC/DC Driver with Duty Cycle Control $2.75 (LT3999EDD#PBF)
33LT3048-15 1 2.7 4.8 Boost, LDO- Yes LDO Post Regulator Low Noise Bias Generator in 2mm × 2mm, Fixed 15Vout $1.65 (LT3048EDC-5#TRPBF)
34LTM8028 1 6 36 Buck 5 Yes LDO Post Regulator 36Vin, UltraFast, Low Output Noise 5A uModule Regulator $14.20 (LTM8028EY#PBF)
35LT8614 1 3.4 42 Buck 4 Yes Silent Switcher Silent Switcher Architecture Minimizes EMI, 2.5µA Low Ripple Burst Mode $4.25 (LT8614EUDC#PBF)
36LTM4613 1 5 36 Buck 8 Yes EN55022 Class B Certified EN55022B Compliant 36Vin, 15Vout, 8A, DC/DC uModule Regulator $24.40 (LTM4613EV#PBF)
37LTM8033 1 3.6 36 Buck 3 Yes EN55022 Class B Certified Ultralow Noise EMC Compliant 36VIN, 3A DC/DC µModule Regulator $11.95 (LTM8033EV#PBF)
38LTM8031 1 3.6 36 Buck 1 Yes EN55022 Class B Certified Ultralow Noise EMC Compliant 36V, 1A DC/DC uModule Regulator $9.95 (LTM8031EV#PBF)
39LTM4612 1 5 36 Buck 5 Yes EN55022 Class B Certified EN55022B Compliant 36VIN, 15VOUT, 5A, DC/DC µModule $19.89 (LTM4612EV#PBF)
40LTM4606 1 4.5 28 Buck 6 Yes EN55022 Class B Certified EN55022B Compliant 28VIN, 6A DC/DC µModule $16.50 (LTM4606EV#PBF)
41LTM8021 1 3 36 Buck 500m Yes EN55022 Class B Certified 36VIN, 500mA Step-Down DC/DC µModule $5.85 (LTM8021EV#PBF)
42LTM8032 1 3.6 36 Buck 2 Yes EN55022 Class B Certified Ultralow Noise EMC Compliant 36V, 2A DC/DC uModule $10.95 (LTM8032EV#PBF)
43LTM8020 1 4 36 Buck 200m Yes EN55022 Class B Certified EN55022B Compliant 36Vin, 200mA, DC/DC µModule $4.95 (LTM8020EV#PBF)
44LT3439 1 2.8 20 Push-Pull- Yes Adjustable Slew Rate Slew Rate Controlled Ultralow Noise1A Isolated DC/DC Transformer Driver $3.50 (LT3439EFE#PBF)
45LT1534-1 1 2.7 23 Boost, Flyback, Sepic- Yes Adjustable Slew Rate Reduced Conducted/Emitted EMI, Slew Rate Control, Thermally Enhanced SO-16 $3.93 (LT1534CS-1#PBF)
46LT1534 1 2.7 23 Boost, Flyback, Sepic- Yes Adjustable Slew Rate Reduced Conducted/Emitted EMI, Slew Rate Control $3.93 (LT1534CS-1#PBF)
47LT1533 1 2.55 23 Push-Pull- Yes Adjustable Slew Rate Greatly Reduced Conducted/Emitted EMI, (<100µVPP), Independent Control of Switch Voltage/Current Sle $4.65 (LT1533CS#PBF)
48LT1738 1 4 20 Boost, Flyback, Inverting, Sepic- No Adjustable Slew Rate Ultralow noise $4.10 (LT1738EG#PBF)
49LT1683 1 4 20 Boost, Flyback, Inverting, Push-Pull- No Adjustable Slew Rate Slew Rate Controlled Ultralow Noise Push-Pull DC/DC Controller $4.75 (LT1683EG#PBF)
50LT1777 1 7 48 Buck 440m Yes Adjustable Slew Rate Programmable di/dt Limit for Low Noise Applications $2.65 (LT1777CS#PBF)