LTC4013EUFD#TRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Battery Charger Controller

Characteristics: - High Efficiency - Wide Input Voltage Range - Programmable Charge Current - Accurate Battery Voltage Regulation - Temperature Compensation - Fault Protection Features

Package: 28-Lead 4mm x 5mm QFN

Essence: The LTC4013EUFD#TRPBF is a battery charger controller IC designed for high efficiency charging of single-cell lithium-ion/polymer batteries.

Packaging/Quantity: The LTC4013EUFD#TRPBF is available in a 28-Lead 4mm x 5mm QFN package. It is typically sold in reels of 2500 units.

Specifications

Input Voltage Range: 4V to 35V
Charge Voltage Range: 2.5V to 4.5V
Maximum Charge Current: 4A
Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The LTC4013EUFD#TRPBF has the following pin configuration:

VIN: Input Voltage
GND: Ground
VBAT: Battery Voltage
PROG: Charge Current Programming
ITHM: Thermistor Input
TSNS+: Positive Sense Terminal
TSNS-: Negative Sense Terminal
STAT: Status Indicator Output
INTVCC: Internal Voltage Regulator Output
SDA: I2C Serial Data Input/Output
SCL: I2C Serial Clock Input
FLT: Fault Indicator Output
BAT: Battery Connection
ILIM: Input Current Limit Programming
VREF: Reference Voltage Output
VCC: Supply Voltage
PGND: Power Ground
PGOOD: Power Good Indicator Output
IADP: Adapter Current Limit Programming
IIN: Input Current
TS: Thermistor Connection
NTC: Negative Temperature Coefficient Resistor Connection
VSENSE: Sense Voltage Input
VOUT: Output Voltage
FB: Feedback Voltage Input
COMP: Compensation Node
SS: Soft-Start Control
BST: Bootstrap Capacitor Connection

Functional Features

High Efficiency Synchronous Buck Charger
Wide Input Voltage Range Allows Charging from Various Sources
Programmable Charge Current for Flexible Charging Options
Accurate Battery Voltage Regulation Ensures Optimal Charging
Temperature Compensation Adjusts Charging Parameters Based on Temperature
Fault Protection Features Safeguard the Battery and Charger Circuitry

Advantages and Disadvantages

Advantages: - High charging efficiency - Wide input voltage range allows versatile charging options - Programmable charge current provides flexibility - Accurate battery voltage regulation ensures optimal charging - Temperature compensation improves charging performance in different temperature conditions - Fault protection features protect the battery and charger circuitry

Disadvantages: - None reported

Working Principles

The LTC4013EUFD#TRPBF operates as a high-efficiency synchronous buck charger. It regulates the charging process based on the input voltage, charge current, and battery voltage. The IC incorporates temperature compensation to adjust the charging parameters according to the ambient temperature. It also includes fault protection features to prevent damage to the battery and charger circuitry.

Detailed Application Field Plans

The LTC4013EUFD#TRPBF is suitable for various applications that require single-cell lithium-ion/polymer battery charging. Some potential application fields include: - Portable electronic devices - Wireless communication devices - Medical devices - Industrial equipment - Automotive systems

Detailed and Complete Alternative Models

Some alternative models to the LTC4013EUFD#TRPBF include: - LTC4000-1 - LTC4000-2 - LTC4000-3 - LTC4000-4 - LTC4000-5

These alternative models offer similar functionality and can be considered as substitutes for the LTC4013EUFD#TRPBF in battery charging applications.

Word count: 399

Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan LTC4013EUFD#TRPBF dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of LTC4013EUFD#TRPBF in technical solutions:

Q: What is LTC4013EUFD#TRPBF? A: LTC4013EUFD#TRPBF is a high-performance battery charger controller IC designed for various applications, including portable devices, industrial equipment, and automotive systems.
Q: What is the input voltage range supported by LTC4013EUFD#TRPBF? A: The input voltage range supported by LTC4013EUFD#TRPBF is typically from 4.5V to 35V.
Q: Can LTC4013EUFD#TRPBF charge multiple battery chemistries? A: Yes, LTC4013EUFD#TRPBF supports charging multiple battery chemistries, such as lithium-ion, lead-acid, and nickel-based batteries.
Q: Does LTC4013EUFD#TRPBF have built-in protection features? A: Yes, LTC4013EUFD#TRPBF incorporates various protection features like overvoltage protection, overcurrent protection, and thermal shutdown to ensure safe charging.
Q: What is the maximum charging current that LTC4013EUFD#TRPBF can provide? A: LTC4013EUFD#TRPBF can provide a maximum charging current of up to 20A, depending on the external components used.
Q: Can LTC4013EUFD#TRPBF operate in a standalone mode? A: Yes, LTC4013EUFD#TRPBF can operate in a standalone mode without the need for a microcontroller, making it suitable for simple applications.
Q: Is LTC4013EUFD#TRPBF capable of fast charging? A: Yes, LTC4013EUFD#TRPBF supports fast charging techniques like constant current/constant voltage (CC/CV) charging to reduce charging time.
Q: Can LTC4013EUFD#TRPBF be used in solar-powered applications? A: Yes, LTC4013EUFD#TRPBF can be used in solar-powered applications as it has a wide input voltage range and supports MPPT (Maximum Power Point Tracking).
Q: Does LTC4013EUFD#TRPBF provide accurate battery voltage and current measurements? A: Yes, LTC4013EUFD#TRPBF incorporates an onboard ADC (Analog-to-Digital Converter) for accurate battery voltage and current measurements.
Q: Is there any evaluation board available for LTC4013EUFD#TRPBF? A: Yes, Linear Technology (now part of Analog Devices) provides an evaluation board, DC2509A, which allows users to easily test and evaluate the performance of LTC4013EUFD#TRPBF 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 application notes for detailed information.