LT3045

RECOMMENDED FOR NEW DESIGNS

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

Data Sheet (Rev. D) Product Selection Table
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Part Details

  • Ultralow RMS Noise: 0.8µVRMS (10Hz to 100kHz)
  • Ultralow Spot Noise: 2nV/√Hz at 10kHz
  • Ultrahigh PSRR: 76dB at 1MHz
  • Output Current: 500mA
  • Wide Input Voltage Range: 1.8V to 20V
  • Single Capacitor Improves Noise and PSRR
  • 100µA SET Pin Current: ±1% Initial Accuracy
  • Single Resistor Programs Output Voltage
  • High Bandwidth: 1MHz
  • Programmable Current Limit
  • Low Dropout Voltage: 260mV
  • Output Voltage Range: 0V to 15V
  • Programmable Power Good
  • Fast Start-Up Capability
  • Precision Enable/UVLO
  • Parallelable for Lower Noise and Higher Current
  • See data sheet for additional features

LT3045-EP Supports Defense and Aerospace Applications (AQEC Standard)

  • Download LT3045-EP Data Sheet (pdf)
  • Military Temperature Range (–55°C to 150°C)
  • Controlled Manufacturing Baseline
  • One Assembly/Test Site
  • One Fabrication Site
  • Product Change Notification
  • Qualification Data Available on Request
  • V62/21614 Data Sheet
LT3045
20V, 500mA, Ultralow Noise, Ultrahigh PSRR Linear Regulator
LT3045 Application Circuit LT3045 Pin Configuration LT3045 Pin Configuration LT3045 Performance Graph LT3045-EP Pin Configuration
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Documentation

Data Sheet 4

Reliability Data 1

User Guide 2

Application Note 1

Design Note 3

Technical Articles 5

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Software Resources

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Hardware Ecosystem

Parts Product Life Cycle Description
LDO Linear Regulators 1
LT1763
RECOMMENDED FOR NEW DESIGNS 500mA, Low Noise, LDO Micropower Regulators
Power System Management (PSM) & Sequencers 1
LTC2975
RECOMMENDED FOR NEW DESIGNS 4-Channel PMBus Power System Manager Featuring Accurate Input Current and Energy Measurement
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Tools & Simulations

LTspice 1

Models for the following parts are available in LTspice:

  • LT3045
  • LT3045-1
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.

Reference Designs

Monolithic Power Tree Solution for the ZU7 FPGA
Monolithic Power Tree Solution for the ZU7 FPGA
uModule Power Tree for the ZU7 FPGA 
ZCU104 Circuits from the lab

Zynq UltraScale+ MPSoC ZCU104 Paper Reference Design

View Detailed Reference Design

Features and Benefits

  • The ZCU104 Evaluation Kit enables designers to jumpstart designs for embedded vision applications such as surveillance, Advanced Driver Assisted Systems (ADAS), machine vision, Augmented Reality (AR), drones and medical imaging.

  • The ADI Power delivery solutions support multiple reference designs using DC/DC module and monolithic solutions. ADI offers several options for powering the Zu7 FPGA.

  • Our module-based solutions combine a small footprint, while maximizing efficiency and tight regulation. Our monolithic based solutions support a lower cost optimized power delivery solution for mass production.

  • ADI provides supporting documentation to enable you to validate the power solution for your application seamlessly.

  • For a complete list power designs and use cases, please contact your local FAE.

  • Please refer to the circuit descriptions below that best support your design.
Figure 1. CN0585 Simplified Block Diagram
Figure 1. CN0585 Simplified Block Diagram
EVAL-CN0585-FMCZ Angle View
EVAL-CN0585-FMCZ Bottom View
EVAL-CN0585-FMCZ Top View
CN0585 Circuits from the lab

Quad Channel, Low Latency, Data Acquisition and Signal Generation Module

View Detailed Reference Design

Features and Benefits

  • 4 Analog Input Channels with Configurable Voltage Ranges
  • 4 Analog Output Channels with Configurable Voltage Ranges
  • 200 ns Latency between ADC Measurement and DAC Settling
  • Analog Front End Interface Connector
  • Modeling and Simulation Compatible with MATLAB and Python
  • FMC Connector Interface to FPGA

Part Used

Resources

Design & Integration Tools

Videos

  • lazy blur
    VIDEO · 2023-04-03 03:08
    Personalized Low Latency Hardware in the Loop (HiL) Solution
  • lazy blur
    VIDEO · 2022-10-31 03:03
    Low Latency Test and Measurement Kit – Hardware in the Loop
Figure 1. CN0568 Block Diagram
Figure 1. CN0568 Block Diagram
CN0568 Evaluation Board - Angle View
CN0568 Evaluation Board - Top View
CN0568 Evaluation Board - Bottom View
CN0568 Circuits from the lab

Fast switching, High Performance PLL and Quadband VCO Frequency Synthesizer

View Detailed Reference Design

Features and Benefits

  • 8GHz - 26GHz Frequency Operation
  • Quadband VCO provides Low Phase Noise over Wideband
  • Onboard Reference Clock for ease of Use
  • Arduino Form Factor Compatible

Part Used

Design & Integration Tools

Videos

  • lazy blur
    VIDEO · 2022-09-02 02:36
    Ultra-Fast Switching, High Performance PLL Frequency Synthesizer
ZCU104
Zynq UltraScale+ MPSoC ZCU104 Paper Reference Design
Monolithic Power Tree Solution for the ZU7 FPGA
uModule Power Tree for the ZU7 FPGA 
CN0585
Quad Channel, Low Latency, Data Acquisition and Signal Generation Module
Figure 1. CN0585 Simplified Block Diagram
EVAL-CN0585-FMCZ Angle View
EVAL-CN0585-FMCZ Bottom View
EVAL-CN0585-FMCZ Top View
CN0568
Fast switching, High Performance PLL and Quadband VCO Frequency Synthesizer
Figure 1. CN0568 Block Diagram
CN0568 Evaluation Board - Angle View
CN0568 Evaluation Board - Top View
CN0568 Evaluation Board - Bottom View

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