Η εικόνα μπορεί να είναι αναπαράσταση.
Δείτε τις προδιαγραφές για λεπτομέρειες προϊόντος.
LTC3109EUF#TRPBF

LTC3109EUF#TRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - Low Voltage Boost Converter - Energy Harvesting Applications - Ultra-Low Quiescent Current - Wide Input Voltage Range - Small Package Size

Package: 3mm x 3mm DFN (Dual Flat No-Lead)

Essence: The LTC3109EUF#TRPBF is a low voltage boost converter designed for energy harvesting applications. It provides an efficient way to extract and manage energy from various sources such as solar panels, thermoelectric generators, or piezoelectric transducers.

Packaging/Quantity: The LTC3109EUF#TRPBF is available in a 16-pin 3mm x 3mm DFN package. It is typically sold in reels of 2500 units.

Specifications

  • Input Voltage Range: 225mV to 5V
  • Output Voltage Range: 1.8V to 5.25V
  • Maximum Output Current: 400mA
  • Quiescent Current: 950nA
  • Efficiency: Up to 90%
  • Operating Temperature Range: -40°C to 85°C

Pin Configuration

The LTC3109EUF#TRPBF has the following pin configuration:

```


| | | LTC3109EUF#TRPBF | |_______________________________________| | | | 1 2 3 4 | | VIN GND SW VOUT | | | | 5 6 7 8 | | EN FB VREF LBIAS | | | | 9 10 11 12 | | LBO VDD GND VOUT2 | | | | 13 14 15 16 | | VOUT3 GND GND GND | |_______________________________________| ```

Functional Features

  • Low voltage operation allows energy harvesting from various sources
  • Ultra-low quiescent current minimizes power consumption during idle periods
  • Wide input voltage range enables compatibility with different energy sources
  • Small package size facilitates integration into space-constrained applications
  • Multiple output voltages (VOUT, VOUT2, VOUT3) provide flexibility for powering different components

Advantages and Disadvantages

Advantages: - Efficient energy harvesting from low voltage sources - Ultra-low power consumption during idle periods - Compact size for easy integration - Multiple output voltages for versatility

Disadvantages: - Limited maximum output current (400mA) - Requires external components for complete power management solution

Working Principles

The LTC3109EUF#TRPBF operates as a boost converter, stepping up the input voltage to a higher output voltage. It utilizes an internal low-loss full-wave bridge rectifier to convert AC or pulsating DC input sources into a usable DC voltage. The integrated power manager controls the charging of an external energy storage element, such as a capacitor or rechargeable battery, and regulates the output voltage.

During operation, the LTC3109EUF#TRPBF continuously monitors the input voltage and adjusts the duty cycle of the internal switch to maintain a stable output voltage. Its ultra-low quiescent current ensures minimal power consumption when the load is disconnected or in standby mode.

Detailed Application Field Plans

The LTC3109EUF#TRPBF is designed for a wide range of energy harvesting applications, including but not limited to: - Solar-powered systems - Wireless sensor networks - Wearable devices - Internet of Things (IoT) devices - Environmental monitoring systems

Its ability to efficiently extract and manage energy from low voltage sources makes it suitable for applications where traditional power sources are not readily available or practical.

Detailed and Complete Alternative Models

  • LTC3108: Similar boost converter with lower input voltage range (20mV to 400mV)
  • LTC3105: Boost converter with higher maximum output current (1A) and additional features like MPPT (Maximum Power Point Tracking)

These alternative models offer different specifications and features that may better suit specific application requirements.

Καταγράψτε 10 συνήθεις ερωτήσεις και απαντήσεις που σχετίζονται με την εφαρμογή του LTC3109EUF#TRPBF σε τεχνικές λύσεις

Sure! Here are 10 common questions and answers related to the application of LTC3109EUF#TRPBF in technical solutions:

  1. Q: What is LTC3109EUF#TRPBF? A: LTC3109EUF#TRPBF is a high-efficiency, low-quiescent current (IQ) boost converter with an integrated energy harvesting power manager.

  2. Q: What is the purpose of LTC3109EUF#TRPBF? A: The LTC3109EUF#TRPBF is designed to efficiently extract and manage energy from a variety of ambient sources such as solar panels, thermoelectric generators, or piezoelectric transducers.

  3. Q: What is the input voltage range of LTC3109EUF#TRPBF? A: The input voltage range of LTC3109EUF#TRPBF is typically between 225mV and 5V.

  4. Q: What is the output voltage range of LTC3109EUF#TRPBF? A: The output voltage range of LTC3109EUF#TRPBF can be programmed from 2.35V to 5.25V.

  5. Q: Can LTC3109EUF#TRPBF charge a battery? A: Yes, LTC3109EUF#TRPBF has a built-in battery charger that can efficiently charge a rechargeable battery.

  6. Q: What is the maximum charging current supported by LTC3109EUF#TRPBF? A: LTC3109EUF#TRPBF supports a maximum charging current of up to 300mA.

  7. Q: Does LTC3109EUF#TRPBF have any protection features? A: Yes, LTC3109EUF#TRPBF includes various protection features such as overvoltage protection, undervoltage lockout, and thermal shutdown.

  8. Q: Can LTC3109EUF#TRPBF operate in cold environments? A: Yes, LTC3109EUF#TRPBF is designed to operate in a wide temperature range, typically from -40°C to 85°C.

  9. Q: What are the typical applications of LTC3109EUF#TRPBF? A: LTC3109EUF#TRPBF is commonly used in energy harvesting systems, wireless sensor networks, remote monitoring devices, and low-power IoT applications.

  10. Q: Is there any evaluation board available for LTC3109EUF#TRPBF? A: Yes, Linear Technology (now part of Analog Devices) provides an evaluation board called DC2512A-A that can be used to evaluate and test LTC3109EUF#TRPBF in different scenarios.

Please note that these answers are general and may vary depending on specific use cases and requirements. It's always recommended to refer to the datasheet and application notes for detailed information.