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LTC4098EUDC-1#PBF
Product Overview
Category
The LTC4098EUDC-1#PBF belongs to the category of power management integrated circuits (PMICs).
Use
This PMIC is designed for use in portable electronic devices, such as smartphones, tablets, and wearable devices.
Characteristics
- The LTC4098EUDC-1#PBF offers a compact and efficient solution for managing power in portable devices.
- It integrates multiple functions, including battery charger, power path controller, and voltage regulator.
- The device operates with high efficiency, minimizing power loss and maximizing battery life.
- It supports various battery chemistries, making it versatile for different applications.
- The PMIC includes built-in protection features, such as overvoltage, overcurrent, and thermal shutdown.
Package
LTC4098EUDC-1#PBF is available in a small 16-lead QFN package, which ensures space-saving integration into portable devices.
Essence
The essence of LTC4098EUDC-1#PBF lies in its ability to efficiently manage power sources, charge batteries, and regulate voltages in portable electronic devices.
Packaging/Quantity
The LTC4098EUDC-1#PBF is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.
Specifications
- Input Voltage Range: 4.5V to 6V
- Charging Current: Up to 2A
- Battery Voltage Range: 3.6V to 4.4V
- Output Voltage: Programmable from 1.8V to 4.2V
- Operating Temperature Range: -40°C to 85°C
Detailed Pin Configuration
The LTC4098EUDC-1#PBF features a 16-lead QFN package with the following pin configuration:
- VIN: Input voltage
- GND: Ground
- VOUT: Output voltage
- BAT: Battery connection
- PROG: Programming pin for setting output voltage
- ISET: Current limit programming pin
- STAT: Status indicator output
- TS: Thermal shutdown pin
- CE: Charger enable pin
- ILIM: Input current limit programming pin
- SDA: I2C data input/output
- SCL: I2C clock input
- INTVCC: Internal voltage regulator output
- INTVCC: Internal voltage regulator input
- NC: No connect
- NC: No connect
Functional Features
The LTC4098EUDC-1#PBF offers the following functional features:
- Battery Charging: The PMIC provides a complete charging solution for single-cell lithium-ion batteries, supporting various chemistries.
- Power Path Control: It enables seamless power transfer between the input source and the battery, allowing simultaneous charging and device operation.
- Voltage Regulation: The device includes an integrated voltage regulator that ensures a stable output voltage for powering the portable device's components.
- Programmability: The output voltage and charging current can be programmed through the PROG and ISET pins, providing flexibility for different applications.
- Protection Mechanisms: The PMIC incorporates multiple protection features, such as overvoltage, overcurrent, and thermal shutdown, ensuring safe operation.
Advantages and Disadvantages
Advantages
- Compact and integrated solution for power management in portable devices.
- High efficiency operation, maximizing battery life.
- Versatile compatibility with various battery chemistries.
- Built-in protection mechanisms for safe operation.
Disadvantages
- Limited to single-cell lithium-ion battery charging.
- Requires programming for specific output voltage and charging current.
Working Principles
The LTC4098EUDC-1#PBF operates based on the power path control principle. When an input source is connected, it provides power to the load and simultaneously charges the battery. The PMIC regulates the charging current and ensures optimal charging conditions for the battery. In the absence of an input source, the device automatically switches to battery power, preventing any interruption in the device's operation.
Detailed Application Field Plans
The LTC4098EUDC-1#PBF finds applications in various portable electronic devices, including but not limited to: - Smartphones - Tablets - Wearable devices (smartwatches, fitness trackers) - Portable medical devices - Handheld gaming consoles
Detailed and Complete Alternative Models
- LTC4162-L: This PMIC offers similar functionality with additional features like USB On-The-Go (OTG) support.
- MAX8903A: A comparable PMIC with integrated USB charger and fuel gauge functionality.
- BQ25895: An alternative PMIC with high-efficiency switching charger and dynamic
10 domande e risposte comuni relative all'applicazione di LTC4098EUDC-1#PBF nelle soluzioni tecniche
Sure! Here are 10 common questions and answers related to the application of LTC4098EUDC-1#PBF in technical solutions:
Q: What is LTC4098EUDC-1#PBF? A: LTC4098EUDC-1#PBF is a high-efficiency power manager IC designed for use in battery-powered applications.
Q: What are the key features of LTC4098EUDC-1#PBF? A: Some key features include integrated power path management, battery charger, and system power selector, as well as overvoltage protection and thermal regulation.
Q: How does LTC4098EUDC-1#PBF help in battery-powered applications? A: LTC4098EUDC-1#PBF provides efficient power management by optimizing charging and discharging of batteries, ensuring longer battery life and reliable operation.
Q: Can LTC4098EUDC-1#PBF charge multiple types of batteries? A: Yes, LTC4098EUDC-1#PBF supports various battery chemistries, including lithium-ion, lithium-polymer, and lithium iron phosphate (LiFePO4).
Q: Does LTC4098EUDC-1#PBF have built-in protection features? A: Yes, it has built-in protection features such as overvoltage protection, undervoltage lockout, and thermal regulation to safeguard the system and batteries.
Q: What is the maximum charging current supported by LTC4098EUDC-1#PBF? A: LTC4098EUDC-1#PBF can support charging currents up to 2A, allowing for faster charging of batteries.
Q: Can LTC4098EUDC-1#PBF operate with a wide input voltage range? A: Yes, it can operate with an input voltage range of 4.95V to 6.5V, making it suitable for various power sources.
Q: Does LTC4098EUDC-1#PBF have any communication interfaces? A: No, LTC4098EUDC-1#PBF does not have any communication interfaces. It is a standalone power management IC.
Q: Can LTC4098EUDC-1#PBF be used in portable devices like smartphones or tablets? A: Yes, LTC4098EUDC-1#PBF is designed for use in battery-powered applications, including portable devices like smartphones and tablets.
Q: Are there any evaluation boards or reference designs available for LTC4098EUDC-1#PBF? A: Yes, Linear Technology (now part of Analog Devices) provides evaluation boards and reference designs that can help users quickly prototype and implement LTC4098EUDC-1#PBF in their applications.
Please note that the answers provided here are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult the manufacturer's technical support for detailed information.