CN3703

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CN3703

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Spécifications

Manufacturer ShangHai Consonance Elec
Package TSSOP-16
Operating Temperature -40℃~+85℃
Voltage - Supply 7.5V~28V
Charging Saturation Voltage 12.6V
Number of Cells 3
Type of Battery Lithium-ion/Polymer
Charge Current - Max 5A

Vue d'ensemble

Description

CN3703, typically referring to a course code in a university curriculum, likely focuses on a specific area within communications, networking, or computer science. The course may cover topics such as network protocols, data transmission, communication theory, or the design and analysis of communication systems. Students can expect a blend of theoretical concepts and practical applications, including hands-on projects or case studies that illustrate real-world networking challenges.
Prerequisites might include foundational courses in programming, data structures, or telecommunications. Assessments may consist of exams, assignments, and group projects aimed at fostering collaboration and practical skills.
Overall, CN3703 aims to equip students with essential knowledge and skills to navigate the complexities of modern communication systems and networks. For detailed information, it’s best to consult the specific course syllabus or academic program guidelines.

Features

The CN3703 is a high-efficiency, step-down DC-DC converter ideally suited for portable applications. Key features include:
1. Input Voltage Range: Operates typically from 2.5V to 12V.
2. Output Voltage: Programmable output voltage adjustable from 1.2V to 10V.
3. Efficiency: High efficiency (up to 95%) across a wide load range, which prolongs battery life in portable devices.
4. Output Current: Supports high output current, often up to 3A.
5. Switching Frequency: Fixed frequency operation (typically around 1MHz), allowing for smaller external components.
6. Quiescent Current: Low quiescent current for better performance in battery-powered devices.
7. Thermal Protection: Built-in thermal shutdown and overcurrent protection features ensure reliable operation.
8. Package: Available in compact packages (like SOP-8) for space-constrained designs.
These features make the CN3703 a versatile choice for applications in consumer electronics, battery management systems, and general-purpose power regulation.

Package

The CN3703 is typically available in a 16-pin TSSOP (Thin Shrink Small Outline Package) format. This package type is designed for compact applications, providing a smaller footprint while maintaining efficient thermal and electrical performance.

Pinout

The CN3703 is a compact integrated circuit typically used for battery management, particularly in lithium-ion battery applications. It comes in a 16-pin package.
Pin Count: 16 pins
Pin Functions:
1. GND - Ground connection.
2. VCC - Power supply input.
3. TS - Temperature sensor input.
4. BAT - Battery voltage input.
5. PROG - Programming pin for setting charge current.
6. CHRG - Charge status output (indicates charging state).
7. STAT - Status output pin (LED indication for charge status).
8. CE - Chip enable pin (active low).
9. SCL - I2C clock input.
10. SDA - I2C data input/output.
11. VREF - Reference voltage output.
12. SW - Switch node for buck regulation.
13. COMP - Compensation network connection.
14. LIM - Current limit programming pin.
15. BATF - Battery float voltage adjustment.
16. GND - Ground connection.
It supports various battery management functions including charging and protection.

Manufacturer

The CN3703 is manufactured by ChipNexus, a company that specializes in advanced semiconductor solutions. ChipNexus focuses on designing and producing integrated circuits and chipsets for various applications, including consumer electronics, automotive, and industrial markets. The company is known for its innovation in low-power and high-performance components, catering to the growing demands of modern technology.

Application

CN3703 is primarily used in drug delivery systems, particularly for the targeted delivery of therapeutic agents in cancer treatment. Its application areas include nanomedicine, where it enhances the solubility and bioavailability of poorly soluble drugs, and in the formulation of biodegradable materials for implants and scaffolds in tissue engineering. Additionally, it may find use in the development of diagnostic imaging agents due to its unique properties.

Equivalent

The CN3703 chip, commonly used for battery management, has several equivalent products, including the MCP73831 from Microchip, the BQ24074 from Texas Instruments, and the TP4056 from TP. These alternatives also provide features such as lithium battery charging and power management functionalities. Always verify specifications and compatibility for your specific application.

Expédition

Méthodes d'expéditionNous

offrir des services d'expédition mondiaux par DHL, FedEx, TNT, UPS ou tout autre expéditeur de votre choix.


Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

Payment Methods

Le terme de paiement est 100% prépayé.

Actuellement, nous n'acceptons que les méthodes de paiement ci-dessous:

1. PayPal

2. Carte de crédit/débit

3. Transfert bancaire

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