CN3704

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CN3704

+Nomenclature

  • FabricantShanghai concorde Electronics Co., Ltd

  • Pièce fabricant #CN3704

  • Fiche technique CN3704 DataSheet

  • En stock8849

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Spécifications

Attribut Valeur
Manufacturer ShangHai Consonance Elec
Package TSSOP-16
OperatingTemperature -40℃~+85℃
Voltage-Supply 7.5V~28V
ChargingSaturationVoltage 16.8V
NumberofCells 4

Présentation

Description

CN3704 is a course that introduces fundamental concepts in chemical engineering, focusing on reactor design and reaction kinetics. It covers topics like reaction mechanisms, rate laws, and reactor types (batch, CSTR, PFR). Students learn to analyze and design reactors for optimal performance, applying mass and energy balances. The course integrates theory with practical applications, preparing students for advanced studies or industry roles. Prerequisites typically include thermodynamics and transport phenomena. Assessment may involve problem sets, exams, and design projects.

Equivalent

The CN3704 is a 6-channel lithium battery management IC. Equivalent alternatives include:
- BQ76940 (Texas Instruments)
- LTC6804 (Analog Devices)
- ISL94212 (Renesas)
- MAX14921 (Maxim Integrated)
These chips offer similar multi-cell monitoring and balancing features. Check datasheets for exact compatibility, as pinouts and specs may vary.

Pinout

The CN3704 is a 16-pin synchronous step-down DC-DC converter IC. Key functions include:
- Input Voltage Range: 4.75V to 30V
- Output Current: Up to 4A
- Adjustable Output Voltage: 0.925V to 20V
- Switching Frequency: 300kHz (adjustable)
- Features: Soft-start, overcurrent/over-temperature protection, and enable control.
Pins include VIN (input), SW (switch node), GND (ground), FB (feedback), EN (enable), and COMP (compensation).
It’s commonly used in power supplies for industrial, automotive, and battery-powered applications.

Application

The CN3704 is a 4A solar charge controller IC, primarily used in:
1. Solar Power Systems – Charging batteries (Li-ion, LiFePO4, lead-acid) in solar panels, street lights, and portable solar generators.
2. Portable Devices – Powering solar-powered gadgets like chargers, lamps, and small appliances.
3. Energy Storage – Managing battery charging in off-grid or backup power systems.
4. IoT & Remote Monitoring – Supporting low-power solar applications for sensors and communication devices.
Its key features include MPPT (optional), wide input voltage range (4.5V–32V), and adjustable charging parameters, making it versatile for renewable energy solutions.

Package

The CN3704 is typically available in a SOP-8 (Small Outline Package) or ESOP-8 (Exposed Pad SOP-8) package. These surface-mount packages are compact and suitable for battery charging applications. The exposed pad in ESOP-8 enhances thermal performance. Check the datasheet for exact specifications.