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LTC3331EUH#TRPBF
Product Overview
Category: Integrated Circuit (IC)
Use: Power Management
Characteristics: - Low quiescent current - Wide input voltage range - High efficiency - Small package size
Package: 16-Lead QFN
Essence: The LTC3331EUH#TRPBF is a power management IC designed for low-power applications. It provides a complete power management solution with an integrated energy harvesting power supply, a primary battery charger, and a secondary battery charger.
Packaging/Quantity: The LTC3331EUH#TRPBF is available in a 16-Lead QFN package. The quantity per reel is 2500 units.
Specifications
- Input Voltage Range: 2.7V to 5.5V
- Output Voltage Range: 1.8V to 5.25V
- Quiescent Current: 750nA
- Charging Current: Up to 100mA
- Operating Temperature Range: -40°C to 85°C
Pin Configuration
The LTC3331EUH#TRPBF has 16 pins arranged as follows:
- VOUT
- GND
- VBAT
- VBUS
- EN
- SDA
- SCL
- INT
- BAT
- VSTOR
- VSTOR
- VSTOR
- VSTOR
- VSTOR
- VSTOR
- VSTOR
Functional Features
- Energy harvesting from piezoelectric, solar, or magnetic sources
- Primary battery charging
- Secondary battery charging
- Automatic switchover between energy harvesting and battery power
- Programmable output voltage
Advantages and Disadvantages
Advantages: - Low quiescent current enables efficient power management in low-power applications - Wide input voltage range allows for versatile use with different power sources - Integrated energy harvesting power supply eliminates the need for external components - Small package size saves board space
Disadvantages: - Limited charging current may not be suitable for high-power applications - Operating temperature range may restrict usage in extreme environments
Working Principles
The LTC3331EUH#TRPBF operates by harvesting energy from piezoelectric, solar, or magnetic sources and converting it into usable power. It charges a primary battery and a secondary battery simultaneously, allowing for continuous power supply even when the primary battery is depleted. The IC automatically switches between energy harvesting and battery power based on the availability of harvested energy.
Detailed Application Field Plans
The LTC3331EUH#TRPBF is suitable for various low-power applications, including but not limited to: - Wireless sensor networks - Wearable devices - Internet of Things (IoT) devices - Energy harvesting systems - Portable medical devices
Alternative Models
- LTC3105EUFD#PBF
- LTC3106EDE#PBF
- LTC3108EDE#PBF
- LTC3109EUFD#PBF
- LTC3110EFE#PBF
These alternative models offer similar functionality and can be considered as alternatives to the LTC3331EUH#TRPBF.
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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem LTC3331EUH#TRPBF w rozwiązaniach technicznych
Sure! Here are 10 common questions and answers related to the application of LTC3331EUH#TRPBF in technical solutions:
Q1: What is LTC3331EUH#TRPBF? A1: LTC3331EUH#TRPBF is a specific model number for a power management integrated circuit (PMIC) developed by Linear Technology (now part of Analog Devices). It is designed to provide efficient power management solutions for low-power applications.
Q2: What are the key features of LTC3331EUH#TRPBF? A2: The key features of LTC3331EUH#TRPBF include energy harvesting, battery charging, and system power management capabilities. It can harvest energy from various sources like solar cells or piezoelectric generators, charge a connected battery, and efficiently manage power distribution to the system.
Q3: How does LTC3331EUH#TRPBF enable energy harvesting? A3: LTC3331EUH#TRPBF integrates a high-efficiency energy harvesting power supply that can convert energy from sources like solar panels or piezoelectric generators into usable power for the system. It includes maximum power point tracking (MPPT) functionality to optimize energy extraction.
Q4: Can LTC3331EUH#TRPBF charge a battery? A4: Yes, LTC3331EUH#TRPBF has a built-in battery charger that can charge a connected rechargeable battery. It supports various battery chemistries and provides charging current regulation and protection features.
Q5: What is the input voltage range supported by LTC3331EUH#TRPBF? A5: LTC3331EUH#TRPBF can operate with an input voltage range of 2.7V to 19V, making it suitable for a wide range of energy harvesting sources and battery voltages.
Q6: How does LTC3331EUH#TRPBF manage system power? A6: LTC3331EUH#TRPBF includes a power management unit that regulates the power distribution to the system. It provides multiple regulated output voltages, power sequencing, and low-power modes for efficient power management.
Q7: Can LTC3331EUH#TRPBF operate in low-power modes? A7: Yes, LTC3331EUH#TRPBF supports low-power modes to minimize power consumption during idle or standby periods. It can enter sleep mode, shutdown mode, or other low-power states based on the system requirements.
Q8: Is LTC3331EUH#TRPBF suitable for IoT applications? A8: Yes, LTC3331EUH#TRPBF is well-suited for IoT (Internet of Things) applications due to its energy harvesting capabilities, battery charging functionality, and efficient power management features. It enables self-powered and low-power IoT devices.
Q9: What are the typical applications of LTC3331EUH#TRPBF? A9: LTC3331EUH#TRPBF can be used in various applications such as wireless sensor networks, remote monitoring systems, wearable devices, smart home automation, and other low-power electronic systems that require energy harvesting and efficient power management.
Q10: Where can I find more information about LTC3331EUH#TRPBF? A10: You can find more detailed information about LTC3331EUH#TRPBF, including datasheets, application notes, and technical support, on the Analog Devices website or by contacting their customer support team.