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LTC4089EDJC#PBF
Product Overview
Category
The LTC4089EDJC#PBF belongs to the category of integrated circuits (ICs) used in power management applications.
Use
This product is primarily used for managing and regulating power in various electronic devices and systems.
Characteristics
- Integrated circuit designed for power management
- Efficient charging and power path management capabilities
- Wide input voltage range
- Low quiescent current
- Compact package size
Package
The LTC4089EDJC#PBF is available in a small form factor 12-pin DFN (Dual Flat No-Lead) package.
Essence
The essence of LTC4089EDJC#PBF lies in its ability to efficiently manage power, enabling reliable charging and power delivery in electronic devices.
Packaging/Quantity
This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.
Specifications
- Input Voltage Range: 2.7V to 5.5V
- Charging Current: Up to 1A
- Operating Temperature Range: -40°C to 85°C
- Quiescent Current: 35µA (typical)
- Output Voltage Range: 3.3V to 4.4V
Detailed Pin Configuration
The LTC4089EDJC#PBF features the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- VOUT: Output voltage pin
- BAT: Battery connection pin
- PROG: Programming pin
- STAT: Status indicator pin
- EN: Enable pin
- TS: Thermal shutdown pin
- ISET: Current limit setting pin
- ILIM: Input current limit pin
- PGND: Power ground pin
- FLT: Fault indicator pin
Functional Features
- Power path management for simultaneous charging and powering of the device
- Automatic load prioritization to ensure uninterrupted power supply
- Programmable charging current limit
- Thermal shutdown protection
- Fault detection and indication
Advantages and Disadvantages
Advantages
- Efficient power management capabilities
- Wide input voltage range allows compatibility with various power sources
- Compact package size enables integration into space-constrained designs
- Low quiescent current minimizes power consumption
Disadvantages
- Limited output voltage range may not be suitable for all applications
- Programming required for specific charging current limits
Working Principles
The LTC4089EDJC#PBF operates by intelligently managing power flow between the input source, battery, and load. It utilizes a power path controller to enable simultaneous charging and powering of the device. The integrated circuit ensures efficient power transfer while protecting against overcharging, thermal issues, and faults.
Detailed Application Field Plans
The LTC4089EDJC#PBF finds application in a wide range of electronic devices and systems, including but not limited to: - Portable consumer electronics (smartphones, tablets, portable speakers) - Wearable devices (smartwatches, fitness trackers) - IoT (Internet of Things) devices - Medical devices - Industrial equipment
Detailed and Complete Alternative Models
- LTC4089IDJC#PBF: Similar to LTC4089EDJC#PBF, but available in a different package (8-pin DFN)
- LTC4089XEDJC#PBF: Extended temperature range variant of LTC4089EDJC#PBF (-40°C to 125°C)
- LTC4089EDJC-4.2#PBF: Variant with fixed output voltage of 4.2V
These alternative models offer similar functionality and characteristics, providing flexibility for different design requirements.
In conclusion, the LTC4089EDJC#PBF is a versatile power management IC that offers efficient charging and power path management capabilities. With its compact package size and wide input voltage range, it finds application in various electronic devices across different industries. While it has certain limitations, alternative models are available to cater to specific design needs.
Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von LTC4089EDJC#PBF in technischen Lösungen auf
Sure! Here are 10 common questions and answers related to the application of LTC4089EDJC#PBF in technical solutions:
Q: What is LTC4089EDJC#PBF? A: LTC4089EDJC#PBF is a high-efficiency, standalone USB power manager and Li-Ion/Polymer battery charger IC.
Q: What are the key features of LTC4089EDJC#PBF? A: Some key features include USB-compliant power management, automatic load prioritization, programmable charge current, and thermal regulation.
Q: Can LTC4089EDJC#PBF charge multiple batteries simultaneously? A: No, LTC4089EDJC#PBF is designed to charge a single Li-Ion/Polymer battery at a time.
Q: How does LTC4089EDJC#PBF prioritize between battery charging and system power delivery? A: LTC4089EDJC#PBF automatically prioritizes system power delivery over battery charging when the input power is limited.
Q: What is the maximum charge current supported by LTC4089EDJC#PBF? A: The maximum charge current can be programmed up to 1.5A using external resistors.
Q: Does LTC4089EDJC#PBF support USB On-The-Go (OTG) functionality? A: Yes, LTC4089EDJC#PBF supports USB OTG functionality, allowing it to act as a power source for other devices.
Q: Can LTC4089EDJC#PBF operate without an external microcontroller? A: Yes, LTC4089EDJC#PBF is a standalone IC that can operate without an external microcontroller.
Q: What is the input voltage range supported by LTC4089EDJC#PBF? A: The input voltage range is from 3.45V to 5.5V.
Q: Does LTC4089EDJC#PBF provide overvoltage and overcurrent protection? A: Yes, LTC4089EDJC#PBF provides overvoltage and overcurrent protection to safeguard the battery and connected devices.
Q: Can LTC4089EDJC#PBF be used in portable electronic devices? A: Yes, LTC4089EDJC#PBF is commonly used in portable electronic devices such as smartphones, tablets, and wearable devices for efficient power management and battery charging.
Please note that these answers are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.