LTC1435ACG#PBF

Product Overview

Category: Integrated Circuit (IC)
Use: Battery Charger Controller
Characteristics: High Efficiency, Low Quiescent Current, Wide Input Voltage Range
Package: 20-Lead SSOP
Essence: Regulates and Controls Battery Charging Process
Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

Input Voltage Range: 4.5V to 32V
Charge Voltage Accuracy: ±1%
Charge Current Accuracy: ±5%
Operating Temperature Range: -40°C to +85°C
Quiescent Current: 50µA (typical)

Detailed Pin Configuration

VCC: Power Supply Input
GATE: Gate Drive Output
CS: Current Sense Input
PROG: Programming Pin
STAT: Status Indicator Output
TIMER: Timer Control Input
BAT: Battery Connection
TEMP: Temperature Monitor Input
SENSE: Voltage Sensing Input
GND: Ground

Functional Features

Constant-Current/Constant-Voltage Charging
Programmable Charge Current
Automatic Recharge
Thermal Regulation for Safety
LED Indication for Charging Status
Timer Termination Control
Reverse Battery Protection

Advantages

High Efficiency Charging
Wide Input Voltage Range
Accurate Charge Voltage and Current Control
Compact 20-Lead SSOP Package
Low Quiescent Current for Extended Battery Life

Disadvantages

Limited Maximum Charge Current (±5% accuracy)
Requires External Components for Complete Circuit Implementation
Not Suitable for Fast Charging Applications

Working Principles

The LTC1435ACG#PBF is a battery charger controller IC that regulates and controls the charging process of batteries. It operates in a constant-current/constant-voltage mode, ensuring efficient and safe charging. The IC monitors the battery voltage and adjusts the charge current accordingly to maintain a constant charging rate. Once the battery reaches the programmed charge voltage, the LTC1435ACG#PBF switches to a constant-voltage mode to prevent overcharging.

Detailed Application Field Plans

The LTC1435ACG#PBF is widely used in various applications that require battery charging control. Some common application fields include:

Portable Electronics: Smartphones, Tablets, Laptops
Power Tools: Cordless Drills, Electric Screwdrivers
Automotive: Electric Vehicles, Hybrid Vehicles
Industrial Equipment: Handheld Devices, Measurement Instruments
Renewable Energy Systems: Solar Power Storage, Wind Power Storage

Detailed and Complete Alternative Models

LTC4000-1: High Efficiency Battery Charger Controller
MAX8903A: Single Cell Li-Ion Battery Charger
BQ24650: Synchronous Switch-Mode Battery Charge Controller
MCP73871: Stand-Alone Linear Li-Ion/Li-Polymer Charger
LT3652: 2A, 18V Input, 55V Buck-Boost Battery Charger

(Note: This list is not exhaustive and there are many other alternative models available in the market.)

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LTC1435ACG#PBF v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LTC1435ACG#PBF in technical solutions:

Q: What is LTC1435ACG#PBF? A: LTC1435ACG#PBF is a specific model number for a power management integrated circuit (PMIC) manufactured by Linear Technology (now part of Analog Devices). It is designed for various technical applications.
Q: What are the key features of LTC1435ACG#PBF? A: Some key features of LTC1435ACG#PBF include multiple voltage outputs, high efficiency, low quiescent current, thermal shutdown protection, and adjustable output voltages.
Q: What are the typical applications of LTC1435ACG#PBF? A: LTC1435ACG#PBF can be used in a wide range of applications such as battery-powered systems, portable devices, industrial equipment, automotive electronics, and more.
Q: How many voltage outputs does LTC1435ACG#PBF support? A: LTC1435ACG#PBF supports up to three voltage outputs, which can be adjusted using external resistors.
Q: What is the input voltage range for LTC1435ACG#PBF? A: The input voltage range for LTC1435ACG#PBF is typically between 2.7V and 6V, making it suitable for various power supply sources.
Q: Can LTC1435ACG#PBF handle high current loads? A: Yes, LTC1435ACG#PBF is capable of delivering high current outputs, depending on the specific configuration and external components used.
Q: Does LTC1435ACG#PBF have any built-in protection features? A: Yes, LTC1435ACG#PBF includes various protection features such as thermal shutdown, current limit, and reverse battery protection.
Q: Can LTC1435ACG#PBF operate in a wide temperature range? A: Yes, LTC1435ACG#PBF is designed to operate reliably in a wide temperature range, typically from -40°C to 85°C.
Q: What is the package type for LTC1435ACG#PBF? A: LTC1435ACG#PBF is available in a small form factor 16-pin SSOP (Shrink Small Outline Package).
Q: Are there any evaluation boards or reference designs available for LTC1435ACG#PBF? A: Yes, Analog Devices provides evaluation boards and reference designs that can help users quickly prototype and implement LTC1435ACG#PBF in their applications.

Please note that the answers provided here are general and may vary depending on the specific requirements and use cases of your technical solution. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.