Clock/Timing - IC Batteries

Mfr Part #	Quantity Available	UnitPrice	Series	Packaging	Product Status	Type	Battery Chemistry	Capacity	Voltage - Rated	Frequency	Load Capacitance	Operating Temperature
M4T28-BR12SH1 SNAPHAT BATT/CRYSTAL FOR SOIC STMicroelectronics	39	$7.09	Timekeeper®, Snaphat®	Tube	Active	Battery and Crystal	Lithium	48mAh	2.8 V	32.768 kHz	12.5 pF	0°C ~ 70°C (TA)
M4T32-BR12SH1 SNAPHAT BATT/CRYSTAL FOR SOIC STMicroelectronics	87	$10.54	Timekeeper®, Snaphat®	Tube	Active	Battery and Crystal	Lithium	120mAh	2.8 V	32.768 kHz	12.5 pF	0°C ~ 70°C (TA)
M4T32-BR12SH6 SNAPHAT BATT/CRYSTAL FOR SOIC STMicroelectronics	67	$11.44	Timekeeper®, Snaphat®	Tube	Active	Battery and Crystal	Lithium	120mAh	2.8 V	32.768 kHz	12.5 pF	-40°C ~ 85°C (TA)

What are Clock and Timing IC Batteries?

Clock and Timing IC Batteries

Clock and Timing IC Batteries are specialized components designed to provide a stable power source to clock and timing integrated circuits (ICs) in various electronic devices. These batteries ensure that the ICs maintain accurate timekeeping and synchronization functions, even during power interruptions. They work by supplying a consistent voltage to the ICs, allowing them to continue operating without disruption. The basic operating principle involves storing energy and releasing it steadily to maintain the clock's precision, ensuring that devices like computers, smartphones, and other electronics keep accurate time and function properly.

Types of Clock and Timing IC Batteries

Lithium Coin Cell Batteries

Lithium coin cell batteries are widely used in clock and timing ICs due to their long shelf life and stable voltage output. They are compact, making them ideal for small devices like wristwatches and portable electronics. These batteries are known for their reliability and ability to operate in a wide range of temperatures.

Rechargeable Lithium-Ion Batteries

Rechargeable lithium-ion batteries are preferred in applications where frequent battery replacement is impractical. They offer a longer lifespan and can be recharged multiple times, making them suitable for devices with higher power demands, such as laptops and tablets. Their energy density and efficiency make them a popular choice in modern electronics.

Alkaline Batteries

Alkaline batteries are often used in less demanding applications where cost-effectiveness is a priority. They provide a steady voltage output and are readily available, making them a practical choice for household electronics and basic timing devices. However, they have a shorter lifespan compared to lithium-based batteries.

How to choose Clock and Timing IC Batteries?

When selecting clock and timing IC batteries, several key parameters should be considered:

Voltage and Capacity: Ensure the battery's voltage and capacity match the IC's requirements for optimal performance.
Size and Form Factor: Choose a battery that fits the physical constraints of the device.
Temperature Range: Consider the operating environment to select a battery that can withstand extreme temperatures.
Longevity and Rechargeability: Evaluate the battery's lifespan and whether a rechargeable option is necessary.

To assess product quality and reliability, review supplier certifications, customer reviews, and warranty offerings. Environmental factors such as humidity and exposure to harsh conditions should also be considered, along with proper installation to prevent damage and ensure longevity.

Applications of Clock and Timing IC Batteries

Consumer Electronics

In consumer electronics, clock and timing IC batteries are crucial for maintaining accurate timekeeping in devices like smartphones, tablets, and smartwatches. They ensure that alarms, reminders, and time-sensitive applications function correctly, even when the device is powered off.

Automotive Industry

In the automotive industry, these batteries support the operation of digital dashboards, GPS systems, and infotainment units. They provide backup power to maintain settings and preferences, ensuring seamless user experiences and accurate navigation.

Telecommunications

Telecommunications rely on precise timing for network synchronization and data transmission. Clock and timing IC batteries help maintain the integrity of communication systems, ensuring that data packets are sent and received accurately and efficiently.

Industrial Automation

In industrial automation, these batteries are used in programmable logic controllers (PLCs) and other control systems to maintain time-sensitive operations. They ensure that processes run smoothly and efficiently, minimizing downtime and maximizing productivity.

Medical Devices

Medical devices such as pacemakers and monitoring equipment depend on reliable timing IC batteries to function accurately. These batteries ensure that critical health data is recorded and transmitted without interruption, supporting patient safety and care.