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STMicroelectronics Battery Backup IC Lithium-CF 4-Pin SNAPHAT Through Hole Package M4T28-BR12SH1
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Battery type | Lithium-CF |
| Height | 7.75mm |
| Length | 21.84mm |
| Model | M4T28-BR12SH1 |
| Mount Type | Through Hole |
| Series | M4T28-BR12SH |
| Maximum Operating Temperature | 70°C |
| Package Type | SNAPHAT |
| Sub Type | Battery Backup IC |
| Minimum Operating Temperature | 0°C |
| Pin Count | 4 |
| Minimum Supply Voltage | 2.8V |
Key Features
- Built-in Lithium-CF battery with 48mAh capacity for long-lasting backup.
- Through-hole SNAPHAT package designed for easy removal and replacement on PCB.
- Operates at a fixed 2.8 V supply voltage ensuring stable performance.
- Temperature range supports operation from 0°C up to 70°C for various environments.
- Keyed insertion prevents incorrect assembly ensuring secure device placement.
- Pb-free package compliant with environmental standards for safe use.
- Compatible with 28 or 44 pin SOIC TIMEKEEPER® packages.
- Detachable battery design helps avoid heat damage during surface mounting processes.
Product Description
STMicroelectronics M4T28-BR12SH1 Battery Backup IC Lithium-CF 4-Pin SNAPHAT is a specialized detachable battery and crystal unit designed to provide backup power for serial real-time clock and TIMEKEEPER® non-volatile devices. The SNAPHAT package snaps directly onto a PCB over a surface-mounted SOIC package, facilitating convenient replacement without the risk of heat damage during board assembly processes.
This IC includes a BR1225 lithium battery with 48mAh capacity and operates at a constant 2.8 V input voltage. It supports operation within ambient temperatures ranging from 0°C to 70°C, making it suitable for a variety of industrial, electronic, and commercial applications requiring timekeeping and supervisory features.
The device's through-hole SNAPHAT package allows for keyed insertion to ensure correct orientation and easy replacement, enhancing maintenance and disposal processes. The package is Pb-free, aligning with modern environmental compliance standards. Compatibility extends to ST's range of serial real-time clock and TIMEKEEPER® SOIC packages with 28 or 44 pins.
Typical use cases include industrial electronics, embedded systems, and any application needing reliable battery backup for clock and data retention. The removable battery design prevents damage from surface-mount soldering heat and facilitates safe battery disposal or replacement, supporting sustainable use cycles.
Built-in Lithium-CF battery with 48mAh capacity for dependable backup power. Through-hole SNAPHAT package enables easy snap-on installation and replacement. Operates at fixed 2.8 V supply voltage ensuring consistent functionality.
Rated for use across 0°C to 70°C operating temperature range. Keyed insertion design prevents incorrect mounting or polarity errors. Lead-free and RoHS-compliant packaging for environmental safety. Compatible with 28 and 44 pin SOIC TIMEKEEPER® devices from STMicroelectronics.
Minimizes heat damage risk during surface mount assembly with removable battery design.
Choose this battery backup IC for efficient power maintenance in electronic and industrial devices requiring accurate real-time clock functions. Available in tube packaging ready for efficient insertion and assembly. Explore more industrial-grade electronic components and power management IC solutions on EnvMart.
Explore more products in our Battery Management IC category.
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Frequently Asked Questions
The M4T28-BR12SH1 has a built-in Lithium-CF battery with a capacity of 48mAh.
This model operates at a fixed supply voltage of 2.8 V.
It supports operation within a temperature range of 0°C to 70°C.
The M4T28-BR12SH1 uses a SNAPHAT package designed for through-hole mounting.
This battery backup IC has a pin count of 4.
Yes, it is compatible with 28 or 44 pin SOIC TIMEKEEPER® packages from STMicroelectronics.
The height of this model is 7.75mm.
It has a length of 21.84mm.
It uses a Lithium-CF type battery.
The country of origin for this product is India.
The package is Pb-free and complies with environmental standards for safe use.
The detachable battery design helps avoid heat damage during surface mounting processes and facilitates safe disposal or replacement.
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