LTC4080XEDD#TRPBF
Product Overview
Category: Integrated Circuit (IC)
Use: Battery Charger
Characteristics: - High Efficiency - Low Quiescent Current - Wide Input Voltage Range - Programmable Charge Current - Thermal Regulation for Optimal Charging - Automatic Recharge - Reverse Leakage Protection - Overvoltage Protection - Undervoltage Lockout - Power Good Indicator
Package: DFN-10 (3mm x 3mm)
Essence: The LTC4080XEDD#TRPBF is a high-performance battery charger IC designed for various portable electronic devices. It offers efficient and reliable charging capabilities while providing protection against overvoltage, undervoltage, and reverse leakage.
Packaging/Quantity: The LTC4080XEDD#TRPBF is available in tape and reel packaging with a quantity of 2500 units per reel.
Specifications
- Input Voltage Range: 4V to 18V
- Charge Voltage Range: 2.5V to 14.4V
- Maximum Charge Current: 1A
- Quiescent Current: 35µA
- Operating Temperature Range: -40°C to 85°C
Detailed Pin Configuration
The LTC4080XEDD#TRPBF features the following pin configuration:
- VIN: Input Voltage
- GND: Ground
- PROG: Charge Current Programming Pin
- STAT: Status Output Pin
- EN: Enable Pin
- TS: Thermal Sense Pin
- BAT: Battery Connection
- VOUT: Output Voltage
- PG: Power Good Indicator
- FLT: Fault Indicator
Functional Features
- High Efficiency: The LTC4080XEDD#TRPBF incorporates a high-efficiency synchronous buck charger, ensuring maximum power transfer during the charging process.
- Low Quiescent Current: With a quiescent current of only 35µA, the IC minimizes power consumption when not actively charging.
- Programmable Charge Current: The charge current can be programmed using an external resistor, allowing flexibility in charging different battery types and capacities.
- Thermal Regulation: The IC features thermal regulation to optimize the charging process and prevent overheating.
- Automatic Recharge: After a battery is fully charged, the LTC4080XEDD#TRPBF automatically enters a low-power standby mode and periodically checks the battery voltage. If the voltage drops below a certain threshold, it initiates a recharge cycle.
- Protection Features: The IC provides protection against overvoltage, undervoltage, and reverse leakage, safeguarding the battery and the charging circuitry.
- Power Good Indicator: The PG pin indicates the status of the charging process, providing a visual indication of successful charging.
Advantages and Disadvantages
Advantages: - High efficiency ensures optimal use of power - Programmable charge current allows compatibility with various battery types - Thermal regulation prevents overheating - Automatic recharge feature prolongs battery life - Protection features ensure safe charging
Disadvantages: - Limited maximum charge current (1A)
Working Principles
The LTC4080XEDD#TRPBF operates as a synchronous buck charger. It converts the input voltage into a regulated output voltage suitable for charging batteries. The charge current can be programmed using an external resistor connected to the PROG pin. The IC continuously monitors the battery voltage and adjusts the charging process accordingly. It incorporates thermal regulation to prevent excessive heat generation during charging.
Detailed Application Field Plans
The LTC4080XEDD#TRPBF is widely used in various portable electronic devices, including: - Smartphones - Tablets - Portable media players - Wearable devices - GPS devices
Detailed and Complete Alternative Models
- LTC4080XEDD#PBF: Similar to LTC4080XEDD#TRPBF but available in a different package (DFN-10)
- LTC4080XEDD#TRMPBF: Similar to LTC4080XEDD#TRPBF but available in a different package (DFN-10 with exposed pad)
- LTC4080XEDD#PBF-ND: Similar to LTC4080XEDD#PBF but available through a different distributor
These alternative models offer similar functionality and characteristics, providing flexibility in choosing the most suitable option for specific applications.
Word count: 552 words
Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät LTC4080XEDD#TRPBF :n soveltamiseen teknisissä ratkaisuissa
Sure! Here are 10 common questions and answers related to the application of LTC4080XEDD#TRPBF:
Q: What is the LTC4080XEDD#TRPBF? A: The LTC4080XEDD#TRPBF is a high-efficiency standalone linear charger for single-cell lithium-ion batteries.
Q: What is the input voltage range of the LTC4080XEDD#TRPBF? A: The input voltage range is from 4.35V to 6V.
Q: What is the maximum charge current supported by LTC4080XEDD#TRPBF? A: The LTC4080XEDD#TRPBF supports a maximum charge current of 800mA.
Q: Can the LTC4080XEDD#TRPBF charge other types of batteries apart from lithium-ion? A: No, the LTC4080XEDD#TRPBF is specifically designed for charging single-cell lithium-ion batteries.
Q: Does the LTC4080XEDD#TRPBF have built-in thermal regulation? A: Yes, the LTC4080XEDD#TRPBF has built-in thermal regulation to prevent overheating during charging.
Q: What is the purpose of the PROG pin on the LTC4080XEDD#TRPBF? A: The PROG pin is used to set the charge current limit by connecting an external resistor.
Q: Can the LTC4080XEDD#TRPBF operate in a wide temperature range? A: Yes, the LTC4080XEDD#TRPBF can operate in a temperature range of -40°C to 85°C.
Q: Does the LTC4080XEDD#TRPBF have reverse battery protection? A: Yes, the LTC4080XEDD#TRPBF has reverse battery protection to prevent damage in case of reverse polarity.
Q: Can the LTC4080XEDD#TRPBF be used in portable devices with USB power input? A: Yes, the LTC4080XEDD#TRPBF can be used in portable devices with USB power input as it supports a wide input voltage range.
Q: Is the LTC4080XEDD#TRPBF suitable for low-power applications? A: Yes, the LTC4080XEDD#TRPBF is suitable for low-power applications as it has a high-efficiency architecture that minimizes power loss.
Please note that these answers are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and consult the manufacturer for detailed information.