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  • 多路输出稳压器  
  • 发布时间：2009/2/28 10:46:58   修改时间：2009/2/28 10:46:58 浏览次数：1819

  • 首页＞NS国半＞电源管理

    电源管理器件 - 多路输出稳压器

    集成LDO 与转换开关Combination LDO/Switcher（6）
    Base Part Number 数据手册DataSheet下载 Input Min Voltage Input Max Voltage Output Range Channels Dropout Voltage Feedback Tolerance Output1 VoutMin Output1 VoutMax Output1 IoutMax PowerWise Technology Output1 Topology Output2 VoutMin Output2 VoutMax Output2 IoutMax Output2 Topology Output3 VoutMin Output3 VoutMax Output3 IoutMax Output3 Topology Output4 VoutMin Output4 VoutMax Output4 IoutMax Output4 Topology Special Features Topology Switching Frequency Adj Switch Frequency Sync Pin RegType Step-Down Step-Up Inverting Flyback Efficiency (peak) Output Power Adjustable Output Error Flag On/Off Pin Multiple Output Capability Temperature Min Temperature Max AEC Q-100 Automotive Grade Automotive Selection Guide PowerWise Quiescent Current 数据手册DataSheet下载
    LM3687 LM3687 2.7 5.5                                           integrated LDO and startup mode, internal compensation, ceramic-cap stable, only 4 external components Synchronous Buck 1800 No No Switching Regulator Yes   No No 93   No No Yes Yes -30 125     Yes   LM3687
    LP3906 LP3906 2.7 5.5 LDOs: 1.0 to 3.5V; Buck: 0.8 to 3.5V 4 0.08 3 0.8 2 1500 Dynamic Voltage Scaling Buck 1 3.5 1500 Buck 1 3.5 300 LDO 1 3.5 300 LDO 2 LDO regulators, 2 buck regulators Buck, LDO 2000 Yes Yes Power Management Unit Yes No No No 95 1.43 Yes No Yes Yes -40 85   Yes null| Yes   LP3906
    LM26480 LM26480 2.8 5.5 LDOs: 1.0 to 3.3V; Buck: 0.8 to 3.3V 4 0.08 3 0.8 2 1500   Buck 1 3.3 1500 Buck 1 3.5 300 LDO 1 3.5 30 LDO 2 Bucks, 2 LDOs, Resistor Network set voltages, Separate Enables Buck, LDO 2000 Yes No Power Management Unit Yes No No No 95 1.43 Yes No Yes Yes -40 85   Yes     LM26480
    LP3907 LP3907 2.8 5.5 LDOs: 1.0 to 3.5V; Buck: 0.8 to 3.5V 4 0.03 3 0.8 3 1000 Dynamic Voltage Scaling Buck 1 3.5 600 Buck 1 3.5 300 LDO 1 3.5 300 LDO 2 Bucks, 2 LDOs, I2C programmability / interface, nPOR, Flexible Power Sequencing Buck, LDO 2100 Yes Yes Power Management Unit Yes No No No 95 1.43 Yes No Yes Yes -40 85   Yes Yes   LP3907
    LM26484 LM26484 3 5.5         0.8 3.5 2000 Undefined Buck 0.8 3.5 2000 Buck 0.8 1.5 1000 LDO       Buck     2000     LDO         90   Yes           0       LM26484
    LP3905 LP3905 3 5.5 LDOs: 1.5 to 3.3V; Buck: 1 to 3.3V 4 0.08 3 0.5| 1.2 1.2| 3.3 600 null| Undefined Buck 1.875 1.876 600 Buck 2.8 2.8 150 LDO 2.8 2.8 150 LDO 2 LDO regulators, 2 buck regulators Buck, LDO 2000 Yes No Power Management Unit Yes No No No 90 Undefined Yes Yes Yes Yes -40 85         LP3905

     

    集成电源管理单元(PMU)（9）
    Base Part Number 数据手册DataSheet下载 Channels Output Range Input Min Voltage Input Max Voltage Topology PowerWise Technology Dropout Voltage Feedback Tolerance Output1 VoutMin Output1 VoutMax Output1 IoutMax Output1 Topology Output2 VoutMin Output2 VoutMax Output2 IoutMax Output2 Topology Output3 VoutMin Output3 VoutMax Output3 IoutMax Output3 Topology Output4 VoutMin Output4 VoutMax Output4 IoutMax Output4 Topology Special Features Switching Frequency Adj Switch Frequency Sync Pin RegType Step-Down Step-Up Inverting Flyback Efficiency (peak) Output Power Adjustable Output Error Flag On/Off Pin Multiple Output Capability Temperature Min Temperature Max AEC Q-100 Automotive Grade Automotive Selection Guide PowerWise Quiescent Current 数据手册DataSheet下载
    LP3970 LP3970 13 LDOs: 1.5 to 3.3V; Buck1: 0.8 to 2V; Buck2: 1.8 to 3.3V 2.7 5.5 Buck, LDO Dynamic Voltage Scaling 0.15 3 0.8 2 650 Buck 1.8 3.3 650 Buck 1.5 3.4 300 LDO 1.1 1.1 100 LDO 2 Buck regulators, 11 LDOs.  See datasheet for specific output voltages & currents. 1600 No Yes Power Management Unit Yes No No No 90   Yes Yes Yes Yes -40 125     Yes   LP3970
    LP3971 LP3971 9 LDOs: 1.0 to 3.3V; Bucks: 0.8 to 3.3V 2.7 5.5 Buck, LDO Dynamic Voltage Scaling 0.25 3 0.8 3.3 1600 Buck 1 3.3 370| 300 LDO 1.8 3.3 300 LDO 1 3.3 150 LDO 3 buck regulators, 6 LDOs.  See datasheet for specific output voltages, currents. 2000 No Yes Power Management Unit Yes No No No Undefined| 95 Undefined Yes Yes Yes   -40 125     Yes   LP3971
    LP3972 LP3972 9 LDOs: 1.0 to 3.3V; Bucks: 0.8 to 3.3V 2.7 5.5 Buck, LDO Dynamic Voltage Scaling 0.25 3 0.8 3.3 1600 Buck 1 3.3 300 LDO 1.8 3.3 300 LDO 1 3.3 150 LDO 3 buck regulators, 6 LDOs.  See datasheet for specific output voltages, currents. 2000 No Yes Power Management Unit Yes No No No 95 Undefined Yes Yes Yes Yes -40 125 Undefined   Yes   LP3972
    LP3921 LP3921 7 1.5 to 3.3V 3 5.5 Undefined Undefined 0.22 2 1.5 3.3 300 LDO 2.5 3.3 300 LDO 1.5 3.3 150 LDO 1.5 3.3 80 LDO Li-Ion battery charger, Boomer Audio Amp Undefined Undefined Undefined LDO Yes No No No Undefined Undefined Yes No Yes Yes -40 85 Undefined Undefined Undefined Undefined LP3921
    LP5552 LP5552 7 Bucks: 0.6 to 1.235V; LDO1: 0.7 to 2.2V; LDO2: 1.5 to 3.3V; LDO3 and LDO4: 0.6 to 1.25V; LDO5: 1.2 to 3.3V 2.7 4.8 Buck, LDO Adaptive Voltage Scaling 0.26 Undefined 0.6 1.235 800 Buck 0.6 1.235 800 Buck 1.5 3.3 250 LDO 0.7 2.2 100 LDO PowerWise 2.0 compliant with 2 slave domains. 2 Buck regulators; 5 LDOs. 3600 No No Power Management Unit Yes No No No 88 Undefined Yes No Yes Yes -40 125     Yes   LP5552
    LP5551 LP5551 6 Bucks: 0.6 to 1.2V; LDO1: 0.7 to 2.2V; LDO2 and LDO4: 1.5 to 3.3V; LDO3: 0.6 to 1.35V 2.7 5.5 Buck, LDO Adaptive Voltage Scaling 0.19 Undefined 0.6 1.2 300 Buck 0.6 1.2 300 Buck 1.5 3.3 250 LDO 0.7 2.2 100 LDO PowerWise 1.0 compliant. 1 AVS Buck, 1 DVS Buck, 4 LDOs; NWELL and PWELL bias outputs. 1000 No No Power Management Unit Yes No No No 90 Undefined Yes No Yes Yes -40 125     Yes   LP5551
    LP3910 LP3910 5 LDOs: 1.0 to 3.3V; Buck: 0.8 to 3.3V 2.7 5.5 Buck, LDO, Buck/Boost, Battery Charger Dynamic Voltage Scaling 0.03 3 0.8 3.3 600 Buck 0.8 3.3 600 Buck 3.3 3.3 1000 Buck 1 3.3 300 Buck 2 Bucks, Buck/Boost, 2 LDOs, I2C programmability / interface, Dual input Battery Charger 2000 Yes No Power Management Unit Yes No No No 95   Yes No Yes Yes -40 85     Yes   LP3910
    LP3913 LP3913 5 LDOs: 1.0 to 3.3V; Buck: 0.8 to 3.3V 2.7 5.5 Buck, LDO, Battery Charger Dynamic Voltage Scaling 0.03 3 0.8 3.3 600 Buck 0.8 3.3 600 Buck 1 3.3 500 Buck 1 3.3 300 LDO 3 Bucks, 2 LDOs, I2C programmability / interface, Dual input Battery Charger 2000 Yes No Power Management Unit Yes No No No 95   Yes No Yes Yes -40 85     Yes   LP3913
    LP5550 LP5550 4 Buck: 0.6 to 1.2V; LDO1: 0.7 to 2.2V; LDO2: 1.5 to 3.3V; LDO3: 0.6 to 1.35V 3 5.5 Buck, LDO Adaptive Voltage Scaling 0.26 Undefined 0.6 1.2 300 Buck 0.7 2.2 100 LDO 1.5 3.3 250 LDO 0.6 1.35 50 LDO PowerWise 1.0 compliant. 1 AVS Buck, 3 LDOs. 1000 No No Power Management Unit Yes No No No 90 Undefined Yes No Yes Yes -40 125     Yes   LP5550

     

    LDO 稳压器 LDO Regulators（8）
    Base Part Number 数据手册DataSheet下载 Channels Output Range Output1 Topology Output2 Topology Ceramic Capacitors Stable Input Min Voltage Input Max Voltage Output Accuracy Output1 VoutMin Output1 VoutMax Output1 IoutMax Output2 VoutMin Output2 VoutMax Output2 IoutMax Dropout Voltage Quiescent Current PSRR Voltage Noise (rms) On/Off Pin Error Flag Power on Reset Special Features Temperature Min Temperature Max Output Power Topology Multiple Output Capability RegType Step-Down Adjustable Output PowerWise 数据手册DataSheet下载
    LM9072 LM9072 2 5V LDO LDO   5.5 27 2 5 5 350 5 5 80 0.8 15     Yes Yes     -40 125   LDO Dual Yes LDO Yes No   LM9072
    LM9073 LM9073 2 5V LDO LDO   5.5 27   5 5 700 5 5 100 0.8 15     Yes Yes     -40 125   LDO Dual Yes LDO Yes No   LM9073
    LP2966 LP2966 2 1.8V - 5V LDO LDO No 2.7 7 1 3.6| 1.8 3.6| 1.8 150 3.6| 1.8| 3.3 3.6| 1.8| 3.3 150 0.135 0.34     Yes Yes No Undefined -40 125 Undefined LDO Dual Yes LDO Yes No   LP2966
    LP2967 LP2967 2 2.6V| 2.8V| 2.5V, 3.3V| 1.8V, 2.5V| 2.8V, 3.3V| 2.5V, 2.8V LDO LDO Yes 2.1 16 1 1.8| 2.5| 2.8| 2.6 1.8| 2.5| 2.8| 2.6 150 2.5| 2.8| 2.6| 3.3 2.5| 2.8| 2.6| 3.3 150 0.275 0.34 47 30 Yes No   Low noise -40 125 Undefined LDO Dual Yes LDO Yes No   LP2967
    LP3986 LP3986 2 2.5V| 2.8V| 2.5V, 2.8V| 3.1V| 2.85V| 3.0V LDO LDO Yes 2.5 6 3 3.0| 2.5| 3.1| 2.85| 2.8 3.0| 2.5| 3.1| 2.85| 2.8 300 3.0| 3.1| 2.85| 2.8 3.0| 3.1| 2.85| 2.8 150 0.06 0.075     Yes No No Undefined -40 125 Undefined LDO Dual Yes LDO Yes No   LP3986
    LP3996 LP3996 2 1.5V - 3.3V LDO LDO Yes 2 6 2.75 1.5| 3.0| 1.8| 2.5| 0.8| 2.8| 3.3 1.5| 3.0| 1.8| 2.5| 0.8| 2.8| 3.3 150 1.5| 3.0| 1.8| 2.5| 0.8| 2.8| 3.3 1.5| 3.0| 1.8| 2.5| 0.8| 2.8| 3.3 300 210 70     Yes Yes Yes Undefined -40 85 Undefined LDO Dual Yes LDO Yes No   LP3996
    LP5996 LP5996 2 1.5V - 3.3V LDO LDO Yes 2 6 2.75 1.5| 3.0| 1.8| 2.5| 0.8| 2.8| 3.3 1.5| 3.0| 1.8| 2.5| 0.8| 2.8| 3.3 150 1.5| 3.0| 1.8| 2.5| 0.8| 2.8| 3.3 1.5| 3.0| 1.8| 2.5| 0.8| 2.8| 3.3 300 210 70     Yes No No Undefined -40 85 Undefined LDO Dual Yes LDO Yes No   LP5996
    LM2984 LM2984 3 5V LDO LDO No Undefined 26 3 5 5 500 5 5 100 0.53 14     Yes Yes No Aux. 5V/7.5mA LDO -40 125 3.04 LDO Triple Yes LDO Yes No   LM2984

     

    开关控制器Switching Controllers（3）
    Base Part Number 数据手册DataSheet下载 Channels Topology Output Current Input Min Voltage Input Max Voltage Output Range Frequency Min Frequency Max Efficiency (peak) Feedback Voltage Feedback Tolerance Adj Switch Frequency Adjustable Output Synchronous Rectification On/Off Pin Error Flag SoftStart Sync Pin Inverting Flyback Lossless Current Sense RegType Temperature Min Temperature Max Special Features PWM Mode Step-Down Step-Up Multiple Output Capability Output Power Regulator Family Output Max Output Min PowerWise Quiescent Current 数据手册DataSheet下载
    LM2647 LM2647 2 Buck 20000 5.5 28 0.6V to 5V 200 500 - 0.6 1.5 Yes Yes Yes Yes Yes Yes No No No Yes Switching Controller -5 125 PWM/SKIP and FPWM modes; Soft shutdown; Line feedforward; 180deg out-of-phase Voltage with Vin Feedforward Yes No Yes -   5 0.6     LM2647
                                                                               
    LM5642 LM5642 2 Buck 20000 4.5 36 1.3V to 96% of Vin 150 250 90 1.2364 1.5 Yes Yes Yes Yes No Yes Yes No No Yes Switching Controller -40 125 180deg out-of-phase channels; individual soft-start allows sequencing Current Yes No Yes Undefined   Undefined 1.3 Yes   LM5642
    LM5642X LM5642X 2 Buck 20000 4.5 36 1.3V to 96% of Vin 200 500 90 1.2364 1.5 Yes Yes Yes Yes No Yes Yes No No Yes Switching Controller -40 125 180deg out-of-phase channels; individual soft-start allows sequencing Current Yes No Yes Undefined   Undefined 1.3 Yes   LM5642X

     

    开关稳压器Switching Regulators（4）
    Base Part Number 数据手册DataSheet下载 Channels Output Range Output1 Topology Output2 Topology Input Min Voltage Input Max Voltage Frequency Min Frequency Max Efficiency (peak) Adj Switch Frequency Output1 VoutMin Output1 VoutMax Output1 IoutMax Output2 VoutMin Output2 VoutMax Output2 IoutMax Sync Pin MOSFET Rdson SoftStart On/Off Pin Error Flag Special Features Output Power Topology RegType Step-Down Step-Up Inverting Flyback Switching Frequency Multiple Output Capability Temperature Min Temperature Max Feedback Voltage PowerWise Quiescent Current 数据手册DataSheet下载
    LM26400Y LM26400Y 2 0.6 to 16V Buck Buck 3 20 520 520 Undefined No 0.6 16 2000 0.6 16 2000 No 175 mohm Yes Yes No   Undefined peak-current mode Switching Regulator Yes No No No 520 Yes -40 125       LM26400Y
    LM2717 LM2717 2 1.265V-18V Buck Buck 4 20 300 600 90 Yes 3.3 3.3 2200 1.267 18 3200 No 0.16ohm Yes Yes No See LM2717-ADJ for similar product with 2 adjustable outputs Undefined Dual Buck Switching Regulator Yes No No No 600 Yes -40 125       LM2717
    LM2717-ADJ LM2717-ADJ 2 1.265V-18V Buck Buck 4 20 300 600 90 Yes 1.267 18 2200 1.267 18 3600 No 0.16ohm Yes Yes No See LM2717 for similar product with 1 fixed output, 1 adjustable output Undefined Dual Buck Switching Regulator Yes No No No 600 Yes -40 125       LM2717-ADJ
    LM3370 LM3370 2 1V to 2V for buck 1; 1.8V to 3.3V for buck 2| 1V-3.3V Buck Buck 2.7 5.5 1500| 2000 2000| 2400 90 Yes| No 1 2 600 1.8| 2 3.3 600 | No | NFET 0.24ohm, PFET 0.39ohm Yes Yes No Dynamic Voltage Scaling| I2C interface | Undefined Voltage Mode| Buck Switching Regulator Yes No No No 2000 Yes -30 85   null| Yes   LM3370
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