Overview
The UC2906N is a linear lead-acid battery charger integrated circuit (IC) produced by Texas Instruments. This device is designed to provide a reliable and efficient charging solution for sealed lead-acid batteries. Although the UC2906 has been discontinued by TI, it remains relevant for existing designs and maintenance of older systems. The UC2906N is available in a 16-pin PDIP (Plastic Dual In-Line Package) and is RoHS compliant, making it suitable for use in a variety of applications where environmental regulations are a concern.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | PDIP | |
| Number of Pins | 16 | |
| Operating Temperature Range | -40 to 70 | °C |
| Maximum Charging Current | 40 | mA |
| Moisture Sensitivity Level (MSL) | Level-2-260C-1 YEAR | |
| Lead Finish/Ball Material | NIPDAU (Nickel, Palladium, Gold) | |
| Eco Plan | RoHS & Green |
Key Features
- Linear Charging Capability: The UC2906N provides a linear charging current, ensuring a stable and controlled charging process for sealed lead-acid batteries.
- Temperature Compensation: The device includes temperature compensation to maintain optimal charging conditions across various temperatures.
- Overcharge Protection: It features built-in overcharge protection to prevent damage to the battery during the charging cycle.
- Low Dropout Voltage: The UC2906N has a low dropout voltage, which enhances efficiency and reduces heat generation during charging.
- RoHS Compliance: The device is RoHS compliant and meets the current EU RoHS requirements, making it environmentally friendly.
Applications
- Sealed Lead-Acid Battery Charging: The primary application is for charging sealed lead-acid batteries, commonly used in automotive, industrial, and backup power systems.
- Backup Power Systems: Suitable for use in UPS (Uninterruptible Power Supply) systems and other backup power applications.
- Automotive Systems: Can be used in automotive battery charging systems, including those for cars, trucks, and other vehicles.
- Industrial Power Systems: Applicable in various industrial settings where reliable battery charging is essential.
Q & A
- What is the UC2906N used for?
The UC2906N is used for charging sealed lead-acid batteries.
- What is the package type of the UC2906N?
The UC2906N is available in a 16-pin PDIP (Plastic Dual In-Line Package).
- What is the operating temperature range of the UC2906N?
The operating temperature range is -40 to 70°C.
- Is the UC2906N RoHS compliant?
Yes, the UC2906N is RoHS compliant.
- What is the maximum charging current of the UC2906N?
The maximum charging current is 40 mA.
- Does the UC2906N have overcharge protection?
Yes, the UC2906N includes built-in overcharge protection.
- What is the moisture sensitivity level (MSL) of the UC2906N?
The MSL is Level-2-260C-1 YEAR.
- Is the UC2906N still in production?
No, the UC2906N has been discontinued by Texas Instruments.
- What are some common applications of the UC2906N?
Common applications include sealed lead-acid battery charging in automotive, industrial, and backup power systems.
- Where can I find detailed specifications for the UC2906N?
Detailed specifications can be found in the datasheet available on the Texas Instruments website or through authorized distributors like Digi-Key and RS Components.
