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INA239AIDGSR
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FabricanteTexas Instruments
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Peça do Fabricante #INA239AIDGSR
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR) |
| ProductStatus | Active |
| AmplifierType | Current Sense |
| NumberofCircuits | 1 |
| Current-InputBias | 100 nA |
| Voltage-InputOffset | 1.5 µV |
| Current-Supply | 640µA |
| Voltage-SupplySpan(Min) | 2.7 V |
| Voltage-SupplySpan(Max) | 5.5 V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) |
Visão Geral
Description
Key features include an integrated comparator for overcurrent protection, high-speed I2C communication for data transfer, and low power consumption, which makes it ideal for battery-operated devices. It is often used in power management systems, automotive applications, and industrial equipment due to its robust performance and versatility. The INA239AIDGSR is packaged in a small form factor, facilitating easy integration into circuit designs. It is designed to work in a wide temperature range, ensuring reliable operation in various environments.
Equivalent
Features
1. Precision Measurement: Offers high accuracy with a maximum offset voltage and gain error, ensuring precise current sensing.
2. Wide Input Common-Mode Voltage Range: Supports a range from -0.3V to +85V, making it versatile for different applications.
3. High-Side or Low-Side Sensing: Capable of sensing current on either the high side or low side of the load.
4. I2C-Compatible Interface: Includes a digital interface for easy integration with microcontrollers and other digital devices.
5. Configuration Flexibility: Allows for programmable conversion times and averaging modes, enhancing adaptability to specific application needs.
6. 12-Bit ADC: Integrates a 12-bit analog-to-digital converter for high-resolution measurements.
7. Low Power Consumption: Efficient design minimizes power usage, suitable for battery-powered applications.
8. Small Package: Available in a compact package, facilitating use in space-constrained designs.
These features make the INA239AIDGSR suitable for power management, battery monitoring, and industrial applications.
Pinout
The device comes in an 8-pin VSSOP package. Here are the pin functions:
1. V+: Supply voltage input.
2. GND: Ground connection.
3. SDA: Serial data line for I2C interface.
4. SCL: Serial clock line for I2C interface.
5. ALERT: Alert output, which provides an interrupt signal to a host processor in case of threshold events.
6. VIN+: Positive input for the differential voltage across the shunt resistor.
7. VIN-: Negative input for the differential voltage across the shunt resistor.
8. ADDR: Address pin used to set the I2C address by connecting to GND, V+, or floating.
The INA239AIDGSR is widely used for monitoring power consumption, optimizing battery life, and managing system performance in electronic devices.