LT3011

• Product introduction

The LT301150mA is a linear regulator with a 3V to 80V low dropout micro PWRGD

peculiarity

• Wide Input Voltage Range: 3V to 80V Wide input voltage range: 3V to 80V
• Low Quiescent Current: 46μA Low quiescent current: 46μA
• Low Dropout Voltage: 300mV Low dropout: 300mV
• Output Current: 50mA Output current: 50mA
• PWRGD Flag with Programmable Delay Flag of PWRGD with programmable delay
• No Protection Diodes NeededNo protection diodes are required
• Adjustable Output from 1.24V to 60VAdjustable output from 1.24V to 60V
• 1μA Quiescent Current in Shutdown1μA quiescent current shutdown mode
• Stable with 1μF Output CapacitorThe 1μF output capacitor is stable
• Stable with Ceramic, Tantalum, and Aluminum CapacitorsStable ceramic capacitors, tantalum, aluminum capacitors
• Reverse-Battery ProtectionReverse battery protection
• No Reverse Current Flow from Output to InputThere is no reverse current from the output to the input
• Thermal LimitingThermal limiting
• Thermally Enhanced 12-Lead MSOP and 10-Pin (3mm × 3mm) DFN PackagesThermally enhanced 12-lead MSOP and 10-pin (3mm×3mm) DFN packages

descriptionThe LT®3011 is a high voltage, micropower, low dropout®The LT 3011 is a high voltage, micropower, low dropout voltage
linear regulator.Linear regulator. The device is capable of supplying 50mAThe device is capable of providing 50 mAh
output current with a dropout voltage of 300mV.An output current with a dropout voltage of 300mV. Designeddevise
for use in battery-powered high voltage systems, the lowHigh voltage systems that use battery power, low
quiescent current (46μA operating and 1μA in shutdown)Quiescent Current (46μA Operating System and 1μA Shutdown)
is well controlled in dropout, making the LT3011 an idealGetting dropped out well is well controlled, making the LT3011 ideal
choice.Choose.

The LT3011 includes a PWRGD flag to indicate outputThe LT3011 includes a PWRGD flag to indicate the output
regulation.Regulation. The delay between regulated output level andbetween regulated output levels and delays
flag indication is programmable with a single capacitor.The flag emblem is programmable with a single capacitor.
The LT3011 also has the ability to operate with very smallThe LT3011 also has very small operating capacity
output capacitors; it is stable with only 1μF on the output.Output capacitors; With only a 1μF output, it is stable.
Small ceramic capacitors can be used without the additionThere are no ceramic capacitors except for small ones
of any series resistance (ESR) as is common with otherAny series resistance (ESR) is common with others
regulators.Regulators. Internal protection circuitry includes reverse battery protection, current limiting, thermal limiting, andInternal protection circuits include reverse battery protection, current limiting, thermal limiting, and
reverse current protection.Reverse current protection.

The LT3011 features an adjustable output with a 1.24VThe LT3011 has an adjustable 1.24V output
reference voltage.Reference voltage. The device is available in the thermallyThe heat provided by the device
enhanced 12-lead MSOP and the low profi le (0.75mm)Enhanced 12-lead MSOP and low margin height (0.75mm)
10-pin (3mm × 3mm) DFN package, both providing excellent thermal characteristics.DFN package, 10-pin (3mm×3mm) while offering excellent thermal characteristics.

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• Low Current High Voltage RegulatorsLow current, high voltage regulator
• Regulator for Battery-Powered SystemsThe voltage regulator powers the battery-powered system
• Telecom ApplicationsTelecommunications applications
• Automotive ApplicationsAutomobile transportation