LTC4123EDC#TRMPBF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Battery Charger
• Characteristics: High Efficiency, Low Quiescent Current
• Package: DFN-10
• Essence: Wireless Power Receiver
• Packaging/Quantity: Tape & Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 4.95V to 7V
• Output Voltage: Programmable from 4.2V to 20V
• Charging Current: Up to 400mA
• Operating Temperature Range: -40°C to 85°C
• Efficiency: Up to 80%
• Quiescent Current: 50µA

Detailed Pin Configuration

1. VIN: Input Voltage
2. GND: Ground
3. VOUT: Output Voltage
4. PGND: Power Ground
5. ISET: Charging Current Set
6. TS: Thermal Shutdown
7. EN: Enable
8. FLT: Fault Indicator
9. NC: No Connection
10. NC: No Connection

Functional Features

• Wireless Power Receiver with Integrated Battery Charger
• Wide Input Voltage Range for Various Applications
• Programmable Output Voltage for Flexibility
• High Efficiency Charging for Optimal Power Conversion
• Low Quiescent Current for Extended Battery Life
• Thermal Shutdown Protection
• Fault Indicator for Easy Troubleshooting

Advantages and Disadvantages

Advantages: - Integration of wireless power receiver and battery charger in a single IC - Wide input voltage range allows compatibility with different power sources - Programmable output voltage provides flexibility for various battery types - High efficiency charging minimizes power loss - Low quiescent current extends battery life - Thermal shutdown protection prevents overheating - Fault indicator simplifies troubleshooting

Disadvantages: - Limited charging current of up to 400mA may not be suitable for high-capacity batteries - Operating temperature range may restrict usage in extreme environments

Working Principles

The LTC4123EDC#TRMPBF is a wireless power receiver IC that integrates a battery charger. It operates by receiving power wirelessly from a compatible transmitter and converts it into a regulated output voltage for charging the connected battery. The input voltage range allows compatibility with various power sources, while the programmable output voltage ensures compatibility with different battery types. The IC achieves high efficiency charging, minimizing power loss during the conversion process. Additionally, the low quiescent current helps extend the battery life by reducing standby power consumption. The IC also incorporates thermal shutdown protection to prevent overheating and a fault indicator for easy troubleshooting.

Detailed Application Field Plans

The LTC4123EDC#TRMPBF is suitable for a wide range of applications, including but not limited to:

1. Wireless Charging Pads: Used in consumer electronics such as smartphones, smartwatches, and wireless earbuds.
2. Portable Medical Devices: Enables wireless charging for medical devices like insulin pumps and portable monitors.
3. IoT Devices: Provides wireless charging capability for Internet of Things (IoT) devices, such as sensors and smart home devices.
4. Wearable Electronics: Allows for convenient wireless charging of wearable devices like fitness trackers and smart glasses.
5. Automotive Applications: Integrates wireless charging functionality into electric vehicles and hybrid cars.

Detailed and Complete Alternative Models

1. LTC4120EDC#TRMPBF: Similar wireless power receiver with integrated battery charger, but with a different pin configuration.
2. LTC4125EDC#TRMPBF: Wireless power receiver IC with higher charging current capability, suitable for high-capacity batteries.
3. LTC4127EDC#TRMPBF: Integrated wireless power receiver and battery charger with extended operating temperature range for extreme environments.
4. LTC4129EDC#TRMPBF: Wireless power receiver IC with additional features like foreign object detection and thermal regulation.

(Note: The above alternative models are provided as examples and may not represent an exhaustive list of alternatives.)

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