Description
The STC3115IJT is a power supply support circuit from STMicroelectronics, designed for fixed, single-channel applications. It features the OptimGauge algorithm, providing accurate battery voltage monitoring with 0.25% accuracy. The device also includes a coulomb counter and voltage-mode gas gauge operations, as well as robust initial open-circuit-voltage (OCV) measurement at power-up. Additionally, it offers programmable low battery alarm, internal temperature sensor, and battery swap detection. The STC3115IJT is suitable for portable electronics, industrial equipment, and home automation systems that require accurate battery fuel gauging, temperature monitoring, and capacity estimation.
Features
According to the product information, the STC3115IJT's features include:
- OptimGauge algorithm
- 0.25% accuracy battery voltage monitoring
- Coulomb counter and voltage-mode gas gauge operations
- Robust initial OCV measurement at power-up
- Programmable low battery alarm
- Internal temperature sensor
- Battery swap detection
- Low power consumption: 45 μA in power-saving mode, 2 μA max. in standby mode
These features make it suitable for applications such as portable electronics, industrial equipment, and home automation systems that require accurate battery monitoring and management.
Package
The package type of STC3115IJT is CSP10 (1.4 x 2.0 mm, 10-bump).
Pinout
The STC3115IJT has a package type of CSP10, which means it has 10 pins.
Here are the pin functions:
1. VCC: Power supply voltage
2. GND: Ground
3. INT: Interrupt output
4. SDA: I2C data line
5. SCL: I2C clock line
6. BATV: Battery voltage input
7. TEMP: Temperature sensor output
8. SWP: Swap detection output
9. ALM: Alarm output
10. NC: No connect (not connected)
Please note that the pin functions may vary depending on the specific application and usage of the IC.
Manufacturer
The manufacturer of the STC3115IJT is STMicroelectronics, a leading global semiconductor company that designs, develops, and manufactures a wide range of semiconductor products, including microcontrollers, memory devices, logic ICs, and sensors. The company is a fabless semiconductor company, meaning it outsources the manufacturing process to third-party foundries, allowing it to focus on design, development, and marketing of its products. STMicroelectronics is a well-established player in the semiconductor industry, with a strong presence in various markets such as automotive, industrial, consumer, and medical devices.
Applications
According to the product information, the application areas of STC3115IJT are:
- Portable electronics
- Industrial equipment
- Home automation systems
- Battery-powered devices that require accurate battery fuel gauging, temperature monitoring, and capacity estimation.
These applications use rechargeable lithium-ion batteries, which the STC3115IJT is designed to monitor and manage.
Equivalent
The equivalent products of STC3115IJT are:
- Texas Instruments BQ20Z15
- Maxim Integrated MAX17043
- Analog Devices ADI-APL82141
- Renesas RL78-G10
These ICs offer similar battery fuel gauging, temperature monitoring, and capacity estimation features as the STC3115IJT.
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