LTC4053EMSE-4.2#TRPBF
Product Overview
Category
LTC4053EMSE-4.2#TRPBF belongs to the category of integrated circuits (ICs).
Use
This product is commonly used in battery charging applications.
Characteristics
The LTC4053EMSE-4.2#TRPBF is a high-performance, standalone linear charger for single-cell lithium-ion batteries. It offers a compact and efficient solution for charging batteries in various portable electronic devices.
Package
The LTC4053EMSE-4.2#TRPBF comes in a small MSOP-10 package, which is suitable for space-constrained applications.
Essence
The essence of this product lies in its ability to provide a reliable and efficient charging solution for lithium-ion batteries.
Packaging/Quantity
The LTC4053EMSE-4.2#TRPBF is typically available in reels containing a quantity of 2500 units.
Specifications
- Input Voltage Range: 4.75V to 6V
- Charge Current: Up to 800mA
- Charge Voltage: 4.2V ±1%
- Preconditioning Current: 10% of programmed current
- Charge Termination: C/10
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The LTC4053EMSE-4.2#TRPBF has the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- PROG: Programming pin for setting charge current
- STAT: Status output pin
- CE: Charge enable pin
- TS: Temperature sense pin
- BAT: Battery connection pin
- VOUT: Output voltage pin
- ISET: Current set pin
- TIMER: Timer set pin
Functional Features
- Standalone linear charger with no external MOSFETs required
- Programmable charge current up to 800mA
- Automatic recharge feature
- Temperature-based charge qualification
- Charge termination based on minimum current
- Status output for charging indication
- Reverse battery protection
- Soft-start feature to limit inrush current
Advantages and Disadvantages
Advantages
- Compact and space-saving MSOP-10 package
- High charge current capability
- Temperature-based charge qualification ensures safe charging
- Automatic recharge feature enhances convenience
- Reverse battery protection prevents damage to the charger
Disadvantages
- Limited input voltage range (4.75V to 6V)
- Charge termination based on minimum current may result in slightly longer charging times
Working Principles
The LTC4053EMSE-4.2#TRPBF operates as a standalone linear charger for single-cell lithium-ion batteries. It utilizes a programmable charge current, temperature-based charge qualification, and minimum current-based charge termination to ensure safe and efficient charging.
When connected to an appropriate power source, the charger regulates the charge current according to the programmed value set through the PROG pin. The temperature sense pin (TS) monitors the battery temperature, allowing the charger to adjust the charging process accordingly.
The charger terminates the charging process when the battery current drops below a certain threshold (C/10). This ensures that the battery is not overcharged, maximizing its lifespan.
Detailed Application Field Plans
The LTC4053EMSE-4.2#TRPBF finds applications in various portable electronic devices, including but not limited to:
- Smartphones and tablets
- Portable media players
- Bluetooth headsets
- GPS navigation systems
- Wearable devices
- Portable gaming consoles
Its compact size, high charge current capability, and safety features make it an ideal choice for these applications.
Detailed and Complete Alternative Models
- LTC4053EMSE-4.1#TRPBF
- LTC4053EMSE-4.3#TRPBF
- LTC4053EMSE-4.4#TRPBF
- LTC4053EMSE-4.5#TRPBF
These alternative models offer different charge voltages, allowing flexibility in battery charging applications.
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技術ソリューションにおける LTC4053EMSE-4.2#TRPBF の適用に関連する 10 件の一般的な質問と回答をリストします。
Sure! Here are 10 common questions and answers related to the application of LTC4053EMSE-4.2#TRPBF in technical solutions:
Q: What is the LTC4053EMSE-4.2#TRPBF? A: The LTC4053EMSE-4.2#TRPBF is a battery charger IC designed for single-cell lithium-ion/polymer batteries.
Q: What is the input voltage range for the LTC4053EMSE-4.2#TRPBF? A: The input voltage range is typically between 4.75V and 6V.
Q: What is the charging current range supported by LTC4053EMSE-4.2#TRPBF? A: The charging current can be set between 100mA and 950mA using an external resistor.
Q: Can the LTC4053EMSE-4.2#TRPBF charge multiple batteries simultaneously? A: No, it is designed to charge a single-cell lithium-ion/polymer battery at a time.
Q: Does the LTC4053EMSE-4.2#TRPBF have built-in overvoltage protection? A: Yes, it has an overvoltage protection feature that prevents the battery from being charged above a safe voltage level.
Q: Is there a thermal shutdown feature in LTC4053EMSE-4.2#TRPBF? A: Yes, it includes a thermal shutdown feature that protects the IC from overheating.
Q: Can the LTC4053EMSE-4.2#TRPBF be used with different battery chemistries? A: No, it is specifically designed for lithium-ion/polymer batteries and may not be suitable for other chemistries.
Q: What is the typical efficiency of LTC4053EMSE-4.2#TRPBF? A: The typical efficiency is around 85% to 90%, depending on the input and output conditions.
Q: Does the LTC4053EMSE-4.2#TRPBF support trickle charging? A: Yes, it has a trickle charge feature that maintains the battery at a safe voltage level when fully charged.
Q: Can the LTC4053EMSE-4.2#TRPBF be used in portable devices? A: Yes, it is commonly used in portable devices such as smartphones, tablets, and wearable devices for battery charging.
Please note that these answers are based on general information about the LTC4053EMSE-4.2#TRPBF and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed technical specifications and guidelines.