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Datasheet Linear Technology LT3045

Manufacturer:Linear Technology
Series:LT3045

20V, 500mA, Ultralow Noise, Ultrahigh PSRR Linear Regulator

Datasheets

  • Download » Datasheet, PDF, 3.0 Mb, Revision: A
    LT3045 - 20V, 500mA, Ultralow Noise, Ultrahigh PSRR Linear Regulator
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    LT3045
    20V, 500mA, Ultralow Noise,
    Ultrahigh PSRR Linear Regulator
    Features Description Ultralow RMS Noise: 0.8µVRMS (10Hz to 100kHz)
    nn Ultralow Spot Noise: 2nV/√Hz at 10kHz
    nn Ultrahigh PSRR: 76dB at 1MHz
    nn Output Current: 500mA
    nn Wide Input Voltage Range: 1.8V to 20V
    nn Single Capacitor Improves Noise and PSRR
    nn 100µA SET Pin Current: ±1% Initial Accuracy
    nn Single Resistor Programs Output Voltage
    nn High Bandwidth: 1MHz
    nn Programmable Current Limit
    nn Low Dropout Voltage: 260mV
    nn Output Voltage Range: 0V to 15V
    nn Programmable Power Good
    nn Fast Start-Up Capability
    nn Precision Enable/UVLO
    nn Parallelable for Lower Noise and Higher Current
    nn Internal Current Limit with Foldback
    nn Minimum Output Capacitor: 10µF Ceramic
    nn Reverse-Battery and Reverse-Current Protection
    nn 12-Lead MSOP and 10-Lead 3mm × 3mm DFN Packages The LT®3045 is a high performance low dropout linear ...

Prices

Packaging

 LT3045EDD#PBFLT3045EDD#TRPBFLT3045EMSE#PBFLT3045EMSE#TRPBFLT3045HDD#PBFLT3045HDD#TRPBFLT3045IDD#PBFLT3045IDD#TRPBFLT3045IMSE#PBFLT3045IMSE#TRPBF
Package3x3 DFN-103x3 DFN-10MS-12EMS-12E3x3 DFN-103x3 DFN-103x3 DFN-103x3 DFN-10MS-12EMS-12E
Package CodeDDDDMSEMSEDDDDDDDDMSEMSE

Parametrics

 LT3045EDD#PBFLT3045EDD#TRPBFLT3045EMSE#PBFLT3045EMSE#TRPBFLT3045HDD#PBFLT3045HDD#TRPBFLT3045IDD#PBFLT3045IDD#TRPBFLT3045IMSE#PBFLT3045IMSE#TRPBF
Demo BoardsDC2491ADC2491ADC2491ADC2491ADC2491ADC2491ADC2491ADC2491ADC2491ADC2491A
Design ToolsLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice File
Discrete Pass Element, yes/nonononononononononono
Dropout Voltage, V0.260.260.260.260.260.260.260.260.260.26
Export Control, yes/nonononononononononono
FeaturesUltralow Noise, Ultrahigh PSRR, Current Source Reference, Output Current Monitor, Power Good, ShutdownUltralow Noise, Ultrahigh PSRR, Current Source Reference, Output Current Monitor, Power Good, ShutdownUltralow Noise, Ultrahigh PSRR, Current Source Reference, Output Current Monitor, Power Good, ShutdownUltralow Noise, Ultrahigh PSRR, Current Source Reference, Output Current Monitor, Power Good, ShutdownUltralow Noise, Ultrahigh PSRR, Current Source Reference, Output Current Monitor, Power Good, ShutdownUltralow Noise, Ultrahigh PSRR, Current Source Reference, Output Current Monitor, Power Good, ShutdownUltralow Noise, Ultrahigh PSRR, Current Source Reference, Output Current Monitor, Power Good, ShutdownUltralow Noise, Ultrahigh PSRR, Current Source Reference, Output Current Monitor, Power Good, ShutdownUltralow Noise, Ultrahigh PSRR, Current Source Reference, Output Current Monitor, Power Good, ShutdownUltralow Noise, Ultrahigh PSRR, Current Source Reference, Output Current Monitor, Power Good, Shutdown
Ishutdown, µA0.30.30.30.30.30.30.30.30.30.3
Isupply, mA2.42.42.42.42.42.42.42.42.42.4
LDO Output Current, A0.50.50.50.50.50.50.50.50.50.5
Max Junction Temp, Deg150150150150150150150150150150
Number of Outputs1111111111
Operating Temperature Range, °C0 to 850 to 850 to 850 to 85-40 to 125-40 to 125-40 to 85-40 to 85-40 to 85-40 to 85
Output Current, A0.50.50.50.50.50.50.50.50.50.5
Output VoltageAdjAdjAdjAdjAdjAdjAdjAdjAdjAdj
PSRR, dB76767676767676767676
RMS Noise, µV0.80.80.80.80.80.80.80.80.80.8
Theta JA34°C/W (DD), 33°C/W (MSE)34°C/W (DD), 33°C/W (MSE)34°C/W (DD), 33°C/W (MSE)34°C/W (DD), 33°C/W (MSE)34°C/W (DD), 33°C/W (MSE)34°C/W (DD), 33°C/W (MSE)34°C/W (DD), 33°C/W (MSE)34°C/W (DD), 33°C/W (MSE)34°C/W (DD), 33°C/W (MSE)34°C/W (DD), 33°C/W (MSE)
TypePNPPNPPNPPNPPNPPNPPNPPNPPNPPNP
Vin Max, V20202020202020202020
Vin Min, V1.81.81.81.81.81.81.81.81.81.8
Vout Max, V15151515151515151515

Eco Plan

 LT3045EDD#PBFLT3045EDD#TRPBFLT3045EMSE#PBFLT3045EMSE#TRPBFLT3045HDD#PBFLT3045HDD#TRPBFLT3045IDD#PBFLT3045IDD#TRPBFLT3045IMSE#PBFLT3045IMSE#TRPBF
RoHSCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliant

Manufacturer's Classification

  • Power Management > LDO Linear Regulators > Positive Linear Regulators (LDO)

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