UC3909NG4
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- Mfr.Part #
- UC3909NG4
- Manufacturer
- Texas Instruments
- Package / Case
- 20-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC BATT CHG LEAD ACID 20DIP
- Stock
- 39,792
- In Stock ：
- 39,792
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- Manufacturer :
- Texas Instruments
- Product Category :
- Battery Chargers
- HTS Code :
- 8542.39.00.01
- Radiation Hardening :
- No
- Height :
- 4.57mm
- Terminal Position :
- Dual
- ECCN Code :
- EAR99
- Input Voltage-Nom :
- 15V
- Surface Mount :
- No
- Number of Pins :
- 20
- Battery Chemistry :
- Lead Acid
- Pin Count :
- 20
- Control Technique :
- PULSE WIDTH MODULATION
- Supply Current-Max (Isup) :
- 19mA
- Lead Free :
- Contains Lead
- Analog IC - Other Type :
- BATTERY CHARGE CONTROLLER
- Current - Charging :
- Constant - Programmable
- Width :
- 6.35mm
- Switching Frequency :
- 242kHz
- Max Supply Voltage :
- 40V
- Control Mode :
- CURRENT-MODE
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Base Part Number :
- UC3909
- Package / Case :
- 20-DIP (0.300, 7.62mm)
- Number of Functions :
- 1
- Number of Terminations :
- 20
- Power Supplies :
- 15V
- Operating Temperature :
- 0°C~70°C TA
- Terminal Pitch :
- 2.54mm
- Output Current :
- 2A
- Packaging :
- Tube
- Max Output Current :
- 4.5mA
- Min Supply Voltage :
- 7.5V
- Mounting Type :
- Through Hole
- Supply Voltage :
- 15V
- Nominal Input Voltage :
- 40V
- Length :
- 24.33mm
- Switcher Configuration :
- Single
- RoHS Status :
- ROHS3 Compliant
- Pbfree Code :
- yes
- Datasheets
- UC3909NG4
Battery Chargers Texas Instruments UC3909NG4 Overview
The Texas Instruments UC3909NG4 is a highly efficient integrated circuit specifically designed for lead-acid battery charging applications. As part of the reputable family of Battery Chargers from Texas Instruments, this device offers reliable performance for maintaining the health and longevity of batteries. The UC3909NG4 stands out for its ability to manage charging by adapting to the changing conditions of the battery it services, making it an essential component for developers looking to integrate robust power management solutions into their systems.
UC3909NG4 Features
The UC3909NG4 boasts several key features that make it a top choice for battery management systems. This includes precision charging control to ensure batteries are charged efficiently and safely, an extended temperature range suitable for diverse operating environments, and compatibility with multiple lead-acid battery types, from standard wet cells to advanced AGM and gel batteries. Its design in a 20-pin DIP package allows for straightforward integration into existing setups.
UC3909NG4 Applications
- Uninterruptible Power Supplies (UPS): The UC3909NG4 can manage the charging process in UPS systems, ensuring that the batteries are maintained at optimal levels for reliability and longevity.
- Electric Vehicles: In electric vehicles that utilize lead-acid batteries, this IC helps in maintaining the battery’s charge state and prolongs its service life by efficiently managing the charge cycles.
- Portable Power Tools: For power tools relying on rechargeable lead-acid batteries, the UC3909NG4 provides essential charge management to maximize efficiency and battery life.
- Solar Power Systems: The UC3909NG4 is crucial in solar applications where it regulates the charging of lead-acid batteries from solar panels, ensuring energy is stored effectively for later use.
- Emergency Lighting Systems: It also finds application in emergency lighting systems, providing dependable charging solutions that guarantee lights are ready in the event of power failures.
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