开关稳压器
ADI公司提供各种升压式、降压式和反相式开关稳压器。这些稳压器能够产生固定或可调输出电压，并且能够提供高达2 A的输出电流。此外具有低电池电量检测器、用户可调限流、各种开关频率以及较少的外部器件等特性。这种多功能系列产品高度集成，旨在将外部器件降至最少，以满足空间受限应用的需要。
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最新优势资源
设计笔记
- 新 高度可配置的60 V至0.8 V多输出级联降压转换器
- 新 灵活的双输出6相降压控制器按90.0%的效率将12 V驱动至1.0 V/200 A核心电源
- 新 多通道RF到数据开发平台助力相控阵原型开发
- 新 PassThru Boost Controller for High Efficiency, Fast Transient Response Automotive and Industrial Supplies
- 单片式开关稳压器—当所有一切都集成在芯片上时
技术文章
- 新 5 V至140 V宽输入产生12 V、200 mA偏置电源
- 新 当反激式转换器达到极限
- Reduce Costs in the Long Run: Use the Same Qualified Parts for Both Positive and Negative Output DC-to-DC Converters
- 改善动态环路响应
- Ultralow Noise, High Current, Compact DC-to-DC Converter Solution for Signal and Data Processing Circuits
模拟对话
- 新 A Practical Method for Separating Common-Mode and Differential-Mode Emissions in Conducted Emissions Testing
- 新 汽车USB 2.0和5 V Type-C解决方案提供充电和稳健的数据线保护
- 应用电路板的多轨电源设计——第2部分：布局技巧
- 应用电路板的多轨电源设计——第1部分：策略
- 直接通过汽车电池输入进行DC-DC转换：5 A、3.3 V和5 V电源符合严格的EMI辐射标准
在线研讨会
应用笔记
- AN170 - Honing the Adjustable Compensation Feature of Power System Management Controllers PDF
- AN168 - Implementing Fast Telemetry with Power System Management Controllers PDF
- AN166 - In Flight Update with Linduino PDF
- AN155 - Fault Log Decoding with Linduino PSM PDF
- AN-1329：面向可调低压差稳压器的降噪网络 (Rev. 0) PDF
解决方案通报和手册
视频
- 新 带直通叠加交流演示板的LT8210降压-升压控制器
- 新 16通道Tx/Rx S波段相控阵雷达平台
- 16Tx/16Rx L/S频段相控阵雷达和电子战原型制作平台
- 利用LTC2971电源系统管理(PSM)功能为核心提供54V电压
- LTM4664：具有数字电源系统管理功能的54VIN、双通道25A、单通道50A、高效率µModule稳压器
参考电路
开关稳压器
| SortOrder | Part# | Number of Outputs | Vin (min) (V) | Vin (max) (V) | Output Current (typ) (A) | Switch Current (typ) (A) | Monolithic | Isupply (typ) (A) | Topology | Price (1000+) ($ US) |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | LTM8051 | 4 | 3 | 40 | 1.2 | - | Yes | 60µ | Buck | $9.03 (LTM8051EY#PBF) |
| 2 | LTM8083 | 1 | 3 | 36 | 1.5 | - | Yes | 2.6m | Buck-Boost | $8.45 (LTM8083EY#PBF) |
| 3 | LTC7802-3.3 | 2 | 4.5 | 20 | 20 | - | Yes | 12µ | Buck | $2.14 (LTC7802EUFDM-3.3#PBF) |
| 4 | LTC7132 | 2 | 4.5 | 20 | 25 | - | Yes | 25m | Buck | $6.75 (LTC7132EY#PBF) |
| 5 | LT8392 | 1 | 3 | 60 | 10 | - | No | 20µ | Buck-Boost | $4.65 (LT8392EFE#PBF) |
| 6 | LT8336 | 1 | 2.7 | 40 | 2.5 | 3 | Yes | 4µ | Boost | $2.56 (LT8336EV#PBF) |
| 7 | LTC7871 | 1 | 1.2 | 100 | 180 | - | No | 10m | Boost, Buck | $3.60 (LTC7871ELWE#PBF) |
| 8 | LTC7803 | 1 | 4.5 | 40 | 20 | - | No | 12µ | Buck | $1.85 (LTC7803EMSE#PBF) |
| 9 | LT8648S | 1 | 2.45 | 42 | 15 | 30 | Yes | 140µ | Buck | $5.50 (LT8648SEV#PBF) |
| 10 | ADP1032 | 2 | 4.5 | 60 | - | - | Yes | 1.9m | Buck, Flyback | $5.18 (ADP1032ACPZ-4-R7) |
| 11 | LTM4656 | 1 | 4.5 | 28 | 5 | - | Yes | 1.7m | Boost | $18.80 (LTM4656EY#PBF) |
| 12 | LT8618-3.3 | 1 | 3.6 | 60 | 100m | 120m | Yes | 2.5µ | Buck | $1.65 (LT8618EDDB-3.3#TRMPBF) |
| 13 | LT8618 | 1 | 3.6 | 60 | 100m | 120m | Yes | 2.5µ | Buck | $1.65 (LT8618EDDB#TRMPBF) |
| 14 | LT3383 | 7 | 2.7 | 5.5 | 2.5 | 3 | Yes | 248µ | Buck | $4.30 (LT3383EUJM#PBF) |
| 15 | LT3380 | 7 | 2.7 | 5.5 | 2.5 | 3 | Yes | 149µ | Buck | $4.50 (LT3380EUJM#PBF) |
| 16 | LTC3315B | 2 | 2.25 | 5.5 | 2 | 3.2 | Yes | 70µ | Buck | $1.80 (LTC3315BEV#TRMPBF) |
| 17 | LTC3311S | 1 | 2.25 | 5.5 | 12.5 | 17.5 | Yes | 1.3m | Buck | $2.90 (LTC3311SEV#PBF) |
| 18 | LTC3309B | 1 | 2.25 | 5.5 | 6 | 7.8 | Yes | 40µ | Buck | $1.90 (LTC3309BEV#TRMPBF) |
| 19 | LTC3307B | 1 | 2.25 | 5.5 | 3 | 3.6 | Yes | 40µ | Buck | $1.60 (LTC3307BEV#TRMPBF) |
| 20 | LT8698S | 1 | 7 | 42 | 3 | - | Yes | 2.5m | Buck | $1.80 (LT8698SEV-1#PBF) |
| 21 | LT8604 | 1 | 3.2 | 42 | 120m | 230m | Yes | 1.7µ | Buck | $1.50 (LT8604EDDBM#TRMPBF) |
| 22 | LT8253A | 1 | 4 | 40 | 5 | - | No | 2.1m | Buck-Boost | - |
| 23 | LT8253 | 1 | 4 | 40 | 5 | - | No | 2.1m | Buck-Boost | - |
| 24 | LTC7802 | 2 | 4.5 | 40 | 12 | - | No | 14µ | Buck | $2.14 (LTC7802EUFDM#PBF) |
| 25 | LT8393 | 1 | 4 | 60 | 1.5 | - | No | 2.4m | Buck-Boost, LED Driver | $3.90 (LT8393EUFDM#PBF) |
| 26 | LTM4691 | 2 | 2.25 | 3.6 | 2 | - | Yes | 85µ | Buck | $2.84 (LTM4691EV#PBF) |
| 27 | LTC7817 | 3 | 1 | 40 | - | - | No | 14µ | Buck | $3.75 (LTC7817EUHF#PBF) |
| 28 | LT8652S | 2 | 2.6 | 18 | 8.5 | 19 | Yes | 16µ | Buck | $4.50 (LT8652SEV#PBF) |
| 29 | LTC7841 | 1 | 4.5 | 60 | - | 25 | No | 2.5m | Boost | $3.95 (LTC7841EUHE#PBF) |
| 30 | LTM4657 | 1 | 3.1 | 20 | 8 | - | Yes | 18m | Buck | $6.48 (LTM4657EY#PBF) |
| 31 | LTC7804 | 1 | 1 | 40 | - | 25 | No | 14µ | Boost | $2.15 (LTC7804EMSE#PBF) |
| 32 | LTC3310S-1 | 1 | 2.25 | 5.5 | 10 | 16 | Yes | 1.3m | Buck | $2.70 (LTC3310SEV-1#PBF) |
| 33 | LTC3310S | 1 | 2.25 | 5.5 | 10 | 16 | Yes | 1.3m | Buck | $2.70 (LTC3310SEV#PBF) |
| 34 | LTC3310-1 | 1 | 2.25 | 5.5 | 10 | 16 | Yes | 1.3m | Buck | $3.24 (LTC3310HV-1#PBF) |
| 35 | LTC3310 | 1 | 2.25 | 5.5 | 10 | 16 | Yes | 1.3m | Buck | $3.09 (LTC3310JV#PBF) |
| 36 | LT8228 | 1 | 6 | 100 | 40 | 25 | No | 214µ | Boost, Buck | $6.60 (LT8228EFE#PBF) |
| 37 | LTC7880 | 2 | 2.5 | 40 | - | 25 | No | 26m | Boost | $7.63 (LTC7880EUKG#PBF) |
| 38 | LTC3309A | 1 | 2.25 | 5.5 | 6 | 7.8 | Yes | 40µ | Buck | $1.90 (LTC3309AEV#TRMPBF) |
| 39 | LTC3308A | 1 | 2.25 | 5.5 | 4 | 6.4 | Yes | 40µ | Buck | $1.70 (LTC3308AEV#TRMPBF) |
| 40 | LTC3307A | 1 | 2.25 | 5.5 | 3 | 3.6 | Yes | 40µ | Buck | $1.60 (LTC3307AEV#TRMPBF) |
| 41 | LT8650S-1 | 2 | 3 | 42 | 4 | 8.5 | Yes | 3.7µ | Buck | $6.58 (LT8650SHV-1#PBF) |
| 42 | LT8609B | 1 | 3 | 42 | 2 | 3.5 | Yes | 2.5µ | Buck | $2.40 (LT8609BEMSE#PBF) |
| 43 | LT8609A | 1 | 3 | 42 | 2 | 3.5 | Yes | 2.5µ | Buck | $2.50 (LT8609AEMSE#PBF) |
| 44 | LT8609 | 1 | 3 | 42 | 2 | 3.5 | Yes | 2.5µ | Buck | $2.50 (LT8609EMSE#PBF) |
| 45 | LT8210 | 1 | 2.8 | 100 | 25 | - | No | 18µ | Buck-Boost | $5.95 (LT8210EFE#PBF) |
| 46 | LT3942 | 1 | 3 | 36 | 2 | 2.5 | Yes | 2.6m | Buck-Boost | $2.95 (LT3942EUFD#PBF) |
| 47 | LT3002 | 1 | 4 | 36 | - | 4.5 | Yes | 380µ | Flyback, No-Opto Flyback | $2.80 (LT3002ES8E#PBF) |
| 48 | LT8636 | 1 | 3.4 | 42 | 5 | 10 | Yes | 1.7µ | Buck | $3.70 (LT8636EV#PBF) |
| 49 | LT3001 | 1 | 4 | 36 | - | 1.2 | Yes | 350µ | Flyback, No-Opto Flyback | $1.95 (LT3001ES5#TRMPBF) |
| 50 | ADP1031 | 3 | 4.5 | 60 | - | 300m | Yes | 1.77m | Buck, Flyback, Inverting | $5.18 (ADP1031ACPZ-4) |
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