LT3009

RECOMMENDED FOR NEW DESIGNS

3µA IQ, 20mA Low Dropout Linear Regulators

Data Sheet Product Selection Table
Part Models
42
1ku List Price
Starting From $1.18
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Part Details

  • Ultralow Quiescent Current: 3μA
  • Input Voltage Range: 1.6V to 20V
  • Output Current: 20mA
  • Dropout Voltage: 280mV
  • Adjustable Output (VADJ = VOUT(MIN) = 600mV)
  • Fixed Output Voltages: 1.2V, 1.5V, 1.8V, 2.5V, 3.3V, 5V
  • Output Tolerance: ±2% Over Load, Line and Temperature
  • Stable with Low ESR, Ceramic Output Capacitors (1μF minimum)
  • Shutdown Current: <1μA
  • Current Limit Protection
  • Reverse-Battery Protection
  • Thermal Limit Protection
  • 8-Lead SC70 and 2mm × 2mm DFN Packages
LT3009
3µA IQ, 20mA Low Dropout Linear Regulators
3.3V, 20mA Supply with Shutdown Dropout Voltage/Quiescent Current Product Package 1 Product Package 2
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Documentation

Data Sheet 1

Reliability Data 1

User Guide 1

Technical Articles 3

Data Sheet

This is the most up-to-date revision of the Data Sheet.

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Hardware Ecosystem

Parts Product Life Cycle Description
PowerPath, Ideal Diodes, and Load Switches 1
LTC4412
RECOMMENDED FOR NEW DESIGNS Low Loss PowerPath™ Controller in ThinSOT
Pushbutton Controllers 1
LTC2955
RECOMMENDED FOR NEW DESIGNS Pushbutton On/Off Controller with Automatic Turn-On
Single-Supply Monitors 1
LTC2934
PRODUCTION Ultra-Low Power Adjustable Supervisor with Power-Fail Output
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Tools & Simulations

LTspice 3

Models for the following parts are available in LTspice:

  • LT3009
  • LT3009-1.2
  • LT3009-1.8
  • LT3009-2.5
  • LT3009-3.3
  • LT3009-5
LTspice

LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.

Evaluation Kits

eval board
schematic 1
DC1156A

LT3009EDC Demo Board | Micropower Low Dropout Linear Regulator, 1.6V ≤ VIN ≤ 20V, VOUT = 1.2V/1.5V/1.8V/2.0V/2.5V/3.3V/5V/Adjustable @ 20mA

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Product Details

Demonstration circuit 1156A is an ultralow quiescent current and low dropout voltage linear regulator featuring the 20mA output current LT3009 in the  which comes in the 2mm × 2mm DFN package. The DC1156A has an input voltage range from 1.6V to 20V and has jumper-selectable output voltages of 1.2V, 1.5V, 1.8V, 2.0V, 2.5V, 3.3V, 5V or a user-defined value.


With the 3µA quiescent current of the LT3009, the DC1156A is ideal for supplying power to low current battery-powered systems, keep-alive power supply and remote monitoring utility meters and hotel door locks.
DC1156A
LT3009EDC Demo Board | Micropower Low Dropout Linear Regulator, 1.6V ≤ VIN ≤ 20V, VOUT = 1.2V/1.5V/1.8V/2.0V/2.5V/3.3V/5V/Adjustable @ 20mA
DC1156A - Schematic

Reference Designs

DK-DEV-5CEA7N Dev Kit
DK-DEV-5CEA7N Dev Kit
DK-DEV-5CEA7N Dev Kit LTC Parts List
DK-DEV-5CEA7N Block Diagram
DK-DEV-5CEA7N Dev Kit Schematic
DK-DEV-5CEA7N Power Tree
Altera Cyclone V E Development Kit Circuits from the lab

View Detailed Reference Design

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
DK-DEV-5CGTD9N Dev Kit
DK-DEV-5CGTD9N Dev Kit
DK-DEV-5CGTD9N Block Diagram
DK-DEV-5CGTD9N Power Tree
DK-DEV-5CGTD9N Power Tree No TI DDR Regulator
Altera Cyclone V GT FPGA Development Kit Circuits from the lab

View Detailed Reference Design

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
DK-DEV-5SGXEA7N Dev Kit
DK-DEV-5SGXEA7N Dev Kit
LTC Parts List
DK-DEV-5SGXEA7N Block Diagram
DK-DEV-5SGXEA7N Power Tree
DK-DEV-5SGXEA7N Power Tree No TI
Altera Stratix V GX FPGA Development Kit Circuits from the lab

View Detailed Reference Design

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
Stratix V Advanced System Development Board
Stratix V Advanced System Development Board
Stratix V Advanced System Development Board Block Diagram
Stratix V Advanced Systems Development Board Power Tree
Stratix V Advanced System Development Board Circuits from the lab

View Detailed Reference Design

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
Altera Cyclone V E Development Kit
DK-DEV-5CEA7N Dev Kit
DK-DEV-5CEA7N Dev Kit LTC Parts List
DK-DEV-5CEA7N Block Diagram
DK-DEV-5CEA7N Dev Kit Schematic
DK-DEV-5CEA7N Power Tree
Altera Cyclone V GT FPGA Development Kit
DK-DEV-5CGTD9N Dev Kit
DK-DEV-5CGTD9N Block Diagram
DK-DEV-5CGTD9N Power Tree
DK-DEV-5CGTD9N Power Tree No TI DDR Regulator
Altera Stratix V GX FPGA Development Kit
DK-DEV-5SGXEA7N Dev Kit
LTC Parts List
DK-DEV-5SGXEA7N Block Diagram
DK-DEV-5SGXEA7N Power Tree
DK-DEV-5SGXEA7N Power Tree No TI
Stratix V Advanced System Development Board
Stratix V Advanced System Development Board
Stratix V Advanced System Development Board Block Diagram
Stratix V Advanced Systems Development Board Power Tree

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