线性稳压器

ADI公司的线性稳压器采用多种符合工业标准的表贴封装,提供出色的性能,并且具有热过载保护、过流保护、欠压闭锁(UVLO)、低输出噪声、快速输出放电(QOD)和关断模式等增值特性,关断模式还能大幅降低功耗。ADI公司低压差(LDO)线性调节器提供固定和可调输出电压,输出电流最高可达2.0 A,压差最低为80 mV。

ADI公司为线性稳压器设计提供在线设计支持、工具和资源,以帮助缩短设计时间。利用便捷的参数选择表搜索18种不同的参数,以便为具体设计选择最合适的LDO调节器。访问中文技术论坛(EngineerZone™)电源支持社区 ,获得帮助并与同行和ADI电源专家交流。查找有关线性调节器的各种资源,包括应用笔记、技术文章、数据手册、教程、设计手册、在线研讨会及其它内容。本网页提供有关线性稳压器的全方位资源,欢迎收藏。

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输入参数值,然后点击ADIsimPower查找电源管理解决方案。 Launch of ADIsimPower Voltage Regulator Design Tool
可用系统电压 工作电压轨 负载电流
Vin (最小值) V Vin (最大值) V Vout V Iout A

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线性调节器

Part#Vin (min)Vin (max)Vout PresetVout Adustable (max)Vout Adjustable (min)Iout (max)VdropOut @ Rated IoutSupply Current @ Min LoadNoise @ 10Hz-100kHz# of OutputsOperating Temp RangeUS Price 1000 to 4999
ADP7142 2.7 40 1.8 39.2 V 1.2 V 200 mA 200 mV 50 µA 11 µV rms 1 -40 to +125 $1.10
ADP7118 2.7 20 1.8 19.2 V 1.2 V 200 mA 200 mV 50 µA 11 µV rms 1 -40 to +125 $0.96
ADP7112 2.7 20 1.8 19.2 V 1.2 V 200 mA 200 mV 50 µA 11 µV rms 1 -40 to +125 $0.53
ADP166 2.2 5.5 - 4.2 V 1 V 150 mA 120 mV 590 nA 80 µV rms 1 -40 to +125 $0.35
ADP165 2.2 5.5 1.2 - - 150 mA 120 mV 590 nA 80 µV rms 1 -40 to +125 $0.35
ADM7155 2.3 5.5 - 3.3 V 1.2 V 600 mA 120 mV 4 mA 1.6 µV rms 1 -40 to +125 $2.14
ADM7154 2.3 5.5 1.2 - - 600 mA 120 mV 4 mA 1.6 µV rms 1 -40 to +125 $2.14
ADM7172 2.3 6.5 1.3 - - 2 A 172 mV 2 mA 6 µV rms 1 -40 to +125 $1.79
ADM7171 2.3 6.5 - 1.212 V 1.194 V 1 A 84 mV - 6 µV rms - -40 to +125 $1.19
ADM7170 6.5 2.3 - 1.209 V 1.191 V 500 mA - - 6 µV rms - -40 to +125 $0.88
ADM7151 4.5 16 Not Applicable 5.1 V 1.5 V 800 mA 0.6 V - 1.6 µV rms 1 -40 to +125 $3.64
ADM7150 4.5 16 1.8 - - 800 mA 0.6 V - 1.6 µV rms 1 -40 to +125 $3.64
ADP7105 3.3 20 1.8 19 V 1.22 V 500 mA 350 mV 400 µA 15 µV rms 1 -40 to +125 $1.43
ADP7182Reference Circuit Available -2.7 -28 -1.8 25.3 V 2.7 V -200 mA 185 mV -33 µA 18 µV rms 1 -40 to +125 $1.29
ADM7160 2.2 5.5 1.8 - - 200 mA 150 mV 10 µA 3 µV rms 1 -40 to +125 $0.44
ADP7104Reference Circuit Available 3.3 20 1.0 - 1.22 V 500 mA 350 mV 400 µA 15 µV rms 1 -40 to +125 $1.67
ADP7102Reference Circuit Available 3.3 20 1.5 - 1.22 V 300 mA 200 mV 400 µA 15 µV rms 1 -40 to +125 $1.34
ADP225 2.5 5.5 Not Applicable 5.5 0.5 300 mA 170 mV 75 µA 27 µV rms 2 -40 to +125 $0.49
ADP224 2.5 5.5 1.8 - - 300 mA 170 mV 75 µA 27 µV rms 2 -40 to +125 $0.49
ADP222 2.5 5.5 1.2 - - 300 mA 170 mV 75 µA 27 µV rms 2 -40 to +125 $0.49
ADP223 2.5 5.5 Not Applicable 5.5 V 0.5 V 300 mA 170 mV 75 µA 27 µV rms 2 -40 to +125 $0.49
ADP323 1.8 5.5 Not Applicable 5.5 V 1.8 V 200 mA 110 mV 85 µA 29 µV rms 3 -40 to +125 $0.54
ADP322 1.8 5.5 1.2 3.3 V 1.8 V 200 mA 110 mV 85 µA 29 µV rms 3 -40 to +125 $0.54
ADP163 2.2 5.5 Not Applicable 1.01 V 0.99 V 150 mA 105 mV 0.56 µA 80 µV rms 1 -40 to +125 $0.34
ADP162 2.2 5.5 1.2 - - 150 mA 105 mV 0.56 µA 80 µV rms 1 -40 to +125 $0.34
ADP320 1.8 5.5 1.5 5.5 V 1.8 V 200 mA 110 mV 85 µA 29 µV rms 3 -40 to +125 $0.54
ADP2140 2.3 5.5 1.2 - - 300 mA 110 mV 65 µA 29 µV rms 2 -40 to +125 $1.20
ADP161 2.2 5.5 - 1.01 V 0.99 V 150 mA 105 mV 0.56 µA 80 µV rms 1 -40 to +125 $0.34
ADP160 2.2 5.5 1.2 4.2 V 1.2 V 150 mA 105 mV 0.56 µA 80 µV rms 1 -40 to +125 $0.34
ADP172 1.6 3.6 1.0 3 V 0.8 V 300 mA 50 mV 23 µA 30 µV rms 1 -40 to +125 $0.33
ADP151Reference Circuit Available 2.2 5.5 1.1 - - 200 mA 150 mV 10 µA 9 µV rms 1 -40 to +125 $0.34
ADP125 2.3 5.5 Not Applicable 5 V 0.8 V 500 mA 130 mV 45 µA 25 µV rms 1 -40 to +125 $0.42
ADP124 2.3 5.5 1.8 - - 500 mA 130 mV 45 µA 25 µV rms 1 -40 to +125 $0.42
ADP150Reference Circuit Available 2.2 5.5 1.8 - - 150 mA - 10 µA - 1 -40 to +125 $0.31
ADP123 2.3 5.5 Not Applicable 5 V 0.8 V 300 mA 85 mV 45 µA 25 µV rms 1 -40 to +125 $0.34
ADP122 2.3 5.5 1.8 - - 300 mA 85 mV 45 µA 25 µV rms 1 -40 to +125 $0.34
ADP5030 - - - - - 200 mA - 60 µA - 2 -40 to +125 $0.85
ADP171 1.6 3.6 Not Applicable 3 V 0.8 V 300 mA 66 mV 18 µA 30 µV rms 1 -40 to +125 $0.33
ADP170 1.6 3.6 1.2 3 V 0.8 V 300 mA 66 mV 18 µA 30 µV rms 1 -40 to +125 $0.33
ADP221 2.3 5.5 1.1 - - 200 mA 150 mV 60 µA 27 2 -40 to +125 $0.58
ADP220 2.3 5.5 1.1 - - 200 mA 150 60 µA 27 µV rms 2 -40 to +125 $0.58
ADP1755 1.6 3.6 Not Applicable 3 V 0.75 V 1.2 A 105 mV 90 µA 23 µV rms 1 -40 to +125 $0.95
ADP1754 1.6 3.6 0.75 2.5 V 0.75 V 1.2 A 105 mV 90 µA 23 µV rms 1 -40 to +125 $0.95
ADP1753 1.6 3.6 Not Applicable 3 V 0.75 V 800 mA 70 mV 90 µA 23 µV rms 1 -40 to +125 $0.90
ADP1752 1.6 3.6 0.75 - - 800 mA 70 mV 90 µA 23 µV rms 1 -40 to +125 $0.90
ADP1741Reference Circuit Available 1.6 3.6 Not Applicable 3 V 0.75 V 2 A 160 mV 90 µA 23 µV rms 1 -40 to +125 $1.20
ADP1740 1.6 3.6 0.75 - - 2 A 160 mV 90 µA 23 µV rms 1 -40 to +125 $1.20
ADP130 1.2 3.6 0.8 - - 350 mA 70 mV 25 µA 29 µV rms 1 -40 to +125 $0.33
ADP121Reference Circuit Available 2.3 5.5 1.2 3.3 V 2.2 V 150 mA 90 mV 11 µA 40 µV rms 1 -40 to +125 $0.27
ADP1708 2.5 5.5 Not Applicable 5 V 0.8 V 1 A 365 mV 50 µA 125 µV rms 1 -40 to +125 $1.09
ADP1707 2.5 5.5 0.75 3.3 V 0.75 V 1 A - 50 µA - 1 -40 to +125 $1.12
ADP1706 2.5 5.5 0.75 - - 1 A 365 mV 50 µA 125 µV rms 1 -40 to +125 $1.09
ADP1720Reference Circuit Available 4 28 3.3 5 V 1.225 V 50 mA 275 mV 28 µA - 1 -40 to +125 $0.62
ADP1714 2.5 5.5 0.75 3.3 V 0.75 V 300 mA 170 mV 60 µA 40 µV rms 1 -40 to +125 $0.51
ADP1713 2.5 5.5 0.75 3.3 V 0.75 V 300 mA 170 mV 60 µA 40 µV rms 1 -40 to +125 $0.49
ADP1712 2.5 5.5 0.75 5 V 0.75 V 300 mA 170 mV 60 µA 40 µV rms 1 -40 to +125 $0.47
ADP1711 2.5 5.5 0.75 - - 150 mA 150 mV 35 µA 40 µV rms 1 -40 to +125 $0.45
ADP1710 2.5 5.5 0.75 5 V 0.8 V 150 mA 150 mV 35 µA 40 µV rms 1 -40 to +125 $0.41
ADP1716 2.5 5.5 0.75 - - 500 mA 250 mV 65 µA 125 µV rms 1 -40 to +125 $0.97
ADP1715 2.5 5.5 0.75 5 V 0.8 V 500 mA 250 mV 65 µA 125 µV rms 1 -40 to +125 $0.83
ADP3339Reference Circuit Available 2.8 6 1.5 5 V 1.5 V 1.5 A - 130 µA - 1 -40 to +85 $1.53
ADP3338Reference Circuit Available 2.7 8 1.5 5 V 1.5 V 1 A 190 mV 110 µA 95 µV rms 1 -40 to +85 $1.10
ADP3333Reference Circuit Available 2.6 12 1.5 1.5 V 5 V 300 mA - 70 µA - 1 -40 to +85 $0.83
ADP3336Reference Circuit Available 2.6 12 Not Applicable 10 V 1.5 V 500 mA - 80 µA - 1 -40 to +85 $0.92
ADP3334Reference Circuit Available 2.6 11 Not Applicable 11.75 V 1.5 V 500 mA - 150 µA - 1 -40 to +85 $0.87
ADP3335 2.6 12 1.5 5 V 1.8 V 500 mA - 80 µA - 1 -40 to +85 $0.91
ADP3331 2.6 12 Not Applicable 11.75 V 1.5 V 200 mA - 34 µA - 1 -40 to +85 $0.82
ADP3330Reference Circuit Available 2.9 12 2.5 5 V 2.5 V 200 mA - 34 µA - 1 -40 to +85 $0.82
ADP3309 2.8 12 2.5 3.6 V 2.5 V 100 mA - 0.19 mA - 1 -20 to +85 $0.70
ADP3300 3 12 2.7 5 V 2.7 V 50 mA - 55 µA - 1 -40 to +85 $0.59
ADP3303Reference Circuit Available 3.2 12 2.7 5 V 2.7 MV 200 mA - 250 µA - 1 -20 to +85 $1.11
ADP3301Reference Circuit Available 3 12 2.7 5 V 2.7 V 100 mA - 180 µA - 1 -20 to +85 $1.06
ADP3367 2.5 16.5 5.0 16 V 1.3 V 300 mA - 17 µA - 1 -40 to +85 $1.81
ADP667 3.5 16.5 5.0 16.5 V 1.3 V 250 mA - 20 µA - 1 -40 to +85 $1.81
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Multi-Output Regulators with Linear Regulators

Part Number Description Number of Outputs Topology Output Current (mA) Vin: (min) (V) Vin: (max) (V) Vout Preset (V) Vout Adj (min) (V) Vout Adj (max) (V) Key Features Package Pricing ($@1k)
ADP2140 600mA Buck + 300mA LDO 2 LDO 300 1.65 5.5 1.2, 1.5, 1.8, 2.5, 2.8, 3.3 - - Auto Sequenicing, Power Good, Power Save Mode 10-LFCSP 1.2
ADP5020 General Purpose PMU 3 LDO 1 150 2.3 5.5 1.8, 2.9, 2.0, 2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 2.8, 2.9, 3.0, 3.1, 3.2, 3.3 - - I2C, Programmable Outputs, Supervisor, Ext. Sync 20-LFCSP 1.5
ADP5022 Dual 3Mhz Buck with 150mA LDO 3 LDO 150 1.7 5.5 1.2, 1.5, 1.55, 1.6, 1.65, 1.7, 1.75, 1.8, 1.875, 2.0, 2.5, 2.775, 2.8, 2.9, 3.0, 3.3 - - Mode Pin, Individual Enable Pins 16-WLCSP 1.8
ADP5023 Dual 3 MHz, 800mA Buck with One 300 mA LDO 3 LDO 300 1.7 5.5 1.2 0.8 4.75 - 24-LFCSP 1.59
ADP5024 Dual 1.2A Buck + 300mA LDO 3 LDO 300 1.7 5.5 1.2, 1.8, 3.3 0.8 4.75 Mode pin, Individual Enable Pins 24-LFCSP 1.79
ADP5033 Dual 3Mhz Buck Regulator with Dual LDO 4 LDO x 2 300 1.7 5.5 1.2, 1.5, 1.55, 1.6, 1.65, 1.7, 1.75, 1.8, 1.875, 2.0, 2.5, 2.775, 2.8, 2.9, 3.0, 3.3 - - Mode pin, Two Enable Pins 16-LFCSP 1.9
ADP5034 Dual 3Mhz 1.2A Buck Regulator with 300mA Dual LDO 4 LDO x 2 300 1.7 5.5 1.2, 1.8, 2.8, 3.3 0.8 4.75 Mode pin, Individual Enable Pins 24-LFCSP;28-TSSOP 1.99
ADP5037 Dual 3Mhz 800mA Buck Regulator with Dual 300mA LDO 4 LDO x 2 300 1.7 5.5 1.2, 1.8, 2.8, 3.3 0.8 4.75 Mode pin, Individual Enable Pins 24-LFCSP 1.69
ADP5040 3Mhz Buck Regulator with Dual LDO 3 LDO x 2 300 1.7 5.5 - 0.8 4.75 Individual Enable Pins, Mode Pin 20-LFCSP 1.39
ADP5041 3Mhz Buck Regulator with Dual LDO, Supervisor and Watchdog Timer 3 LDO x 2 300 1.7 5.5 - 0.8 4.75 Individual Enable Pins and Supervisor/WDI, Mode Pin and MR pin 20-LFCSP 1.79
ADP5042 3Mhz Buck Regulator with Dual LDO, Supervisor and Dual Watchdog Timers 3 LDO x 2 300 1.7 5.5 0.8, 0.9, 1.0, 1.1, 1.2, 1.5, 1.6, 1.7, 1.8, 2.0, 2.25, 2.5, 2.8, 3.0, 3.3 - - Individual Enable Pins and Supervisorm, WDI WDI2, Mode Pin and MR pin 20-LFCSP 1.99
ADP5043 3Mhz Buck Regulator with LDO, Supervisor and Dual Watchdog Timers 2 LDO 300 1.7 5.5 0.8, 0.9, 1.0, 1.1, 1.2, 1.5, 1.6, 1.7, 1.8, 2.0, 2.25, 2.5, 2.8, 3.0, 3.3 - - Individual Enable Pins and Supervisorm, WDI WDI2, Mode Pin and MR pin 20-LFCSP 1.79
ADP5045 Boost, buck-boost, triple buck, and dual LDO 7 LDO x 2 150, 50 2.8 5.5 - 1.5 3.5 I2C, Programmable Power Seqiencing, Soft Start, Output Voltages and RTC. 25mA LED Driver 64-WLCSP 4.99
ADP5050 5-Channel Integrated Power Solution with Quad Buck Regulators, 200 mA LDO, I2C 5 LDO 200 1.7 5.5 - 0.5 4.75 Individual Precision Enable pins, Power Good pins, LDO, I2C 48-LFCSP 4.39
ADP5052 5-Channel Integrated Power Solution with Quad Buck Regulators and 200 mA LDO 5 LDO 200 1.7 5.5 - 0.5 4.75 Individual Precision Enable pins, Power Good pins, LDO 48-LFCSP 3.59
ADP5134 Dual 3Mhz 1.2A Buck Regulator with 300mA Dual LDO with Pgood 4 LDO x 2 1200
300
2.3 5.5 - 0.8 5.2 Individual Precision Enable pins, Power Good pins 24-LFCSP 2.09

新产品

  • ADP7112- 20 V、200 mA低噪声CMOS LDO线性稳压器

    ADP7112是一款CMOS、低压差(LDO)线性稳压器,采用2.7 V至20 V电源供电,最大输出电流为200 mA。 这款高输入电压LDO适用于调节20 V至1.2 V供电的高性能模拟和混合信号电路。 该器件采用先进的专有架构,提供高电源抑制、低噪声特性,仅需一个2.2 μF小型陶瓷输出电容,便可实现出色的线路与负载瞬态响应性能。 ADP7112稳压器输出噪声为11 μVrms,与5 V及以下的固定选项输出电压无关。

    ADP7112提供16种固定输出电压选项。 这些选项可提供下列电压: 1.2 V(可调)、1.8 V、2.5 V、3.3 V和5.0 V。根据特殊要求可提供其它电压:1.5 V、1.85 V、2.0 V、2.2 V、2.75 V、2.8 V、2.85 V、3.8 V、4.2 V和4.6 V。

    每个固定输出电压都可以通过外部反馈分压器在初始设 更多Read more

    ADP7112 图
  • ADM7155- 600 mA、超低噪声、高PSRR、RF线性稳压器

    ADM7155是一款线性稳压器,采用2.3 V至5.5 V电源供电,最大输出电流为600 mA。 该器件采用先进的专有架构,提供高电源抑制和超低噪声特性,仅需一个10 μF陶瓷输出电容,便可实现出色的线路与负载瞬态响应性能。

    ADM7155有四个型号,根据输入和输出电压来优化功耗和PSRR性能。 选型指南参见表9和表10。

    ADM7155稳压器的典型输出噪声为0.9 μV rms(100 Hz至100 kHz,固定输出电压),10 kHz至1 MHz的噪声频谱密度为1.5 nV/√Hz。 ADM7155提供8引脚、3 mm x 3 mm LFCSP封装和8引脚SOIC封装,不仅非常紧凑,而且还具有出色的散热性能,适合要求最大600 mA输出电流的薄型、小尺寸应用。

    应用

    • 适应噪声敏感应用: PLL、V 更多Read more

  • ADM7154- 600 mA、超低噪声、高PSRR、RF线性稳压器

    ADM7154是一款线性稳压器,采用2.3 V至5.5 V电源供电,最大输出电流为600 mA。 该器件采用先进的专有架构,提供高电源抑制和超低噪声特性,仅需一个10 μF陶瓷输出电容,便可实现出色的线路与负载瞬态响应性能。

    ADM7154提供16路标准输出电压。 现有库存提供下列电压版本: 1.2 V、1.8 V、2.5 V、2.8 V、3.0 V和3.3 V。根据特殊要求,还可提供下列电压版本: 1.3 V、1.5 V、1.6 V、2.0 V、2.2 V、2.6 V、2.7 V、2.9 V、3.1 V和3.2 V。

    ADM7154稳压器的典型输出噪声为0.9 μV rms(100 Hz至100 kHz,固定输出电压),10 kHz至1 MHz的噪声频谱密度为1.5 nV/√Hz。 ADM7154提供8引脚、3 mm x 3 mm LFCSP封装和8引脚S 更多Read more

  • ADM7171- 6.5 V、1 A、超低噪声、高PSRR、快速瞬变响应CMOS LDO

    ADM7171是一款CMOS、低压差(LDO)线性稳压器,采用2.3 V至6.5 V电源供电,最大输出电流为1 A。 这款高输出电流LDO适用于调节6 V至1.2 V供电的高性能模拟和混合信号电路。 该器件采用先进的专有架构,提供高电源抑制、低噪声特性,仅需一个4.7 μF小型陶瓷输出电容,便可实现出色的线路与负载瞬态响应性能。 负载瞬变响应典型值为1.5 μs(1 mA至500 mA负载阶跃)。

    ADM7171提供17种固定输出电压选项。 这些选项可提供下列电压: 1.3 V、1.8 V、2.5 V、3.0 V、3.3 V、4.2 V和5.0 V。应特殊要求,可提供下列额外的电压选项: 1.5 V、1.85 V、2.0 V、2.2 V、2.7 V、2.75 V、2.8 V、2.85 V、3.8 V和4.6 V。 还提供可调节型号,可通过外部反馈分压器将输出电压调节至1.2 更多Read more

    ADM7171 框图
  • 更多...

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