Overview
The INA139NA/250 is a high-side, unipolar current shunt monitor produced by Texas Instruments. This device is designed for high-speed, low quiescent current applications and is packaged in a 5-pin SOT-23 (DBV) package. It operates over a wide supply and common-mode voltage range, making it versatile for various measurement and level-shifting applications.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage Range | 2.7 V to 36 V |
| Common-Mode Voltage Range | 2.7 V to 36 V |
| Operating Temperature Range | -40°C to 125°C |
| Quiescent Current | 60 µA (Typical) |
| Bandwidth | 440 kHz |
| Package Type | SOT-23 (DBV), 5 pins |
| Package Quantity | Carrier 250, SMALL T&R |
Key Features
- Complete Unipolar High-Side Current Measurement Circuit
- Wide Supply and Common-Mode Voltage Range
- Independent Supply and Input Common-Mode Voltages
- Single Resistor Gain Set
- Low Quiescent Current: 60 µA (Typical)
- Compact 5-Pin SOT-23 Package
Applications
The INA139NA/250 is suitable for a variety of applications, including current shunt measurement, level shifting, and other creative measurement solutions. It is particularly useful in systems requiring high-speed and low power consumption, such as industrial control systems, automotive electronics, and power management circuits.
Q & A
- What is the supply voltage range of the INA139NA/250?
The supply voltage range is from 2.7 V to 36 V. - What is the operating temperature range of the INA139NA/250?
The operating temperature range is from -40°C to 125°C. - What is the typical quiescent current of the INA139NA/250?
The typical quiescent current is 60 µA. - What is the bandwidth of the INA139NA/250?
The bandwidth is 440 kHz. - In what package is the INA139NA/250 available?
The device is available in a 5-pin SOT-23 (DBV) package. - How is the gain set for the INA139NA/250?
The gain is set using a single external resistor. - What are the common applications of the INA139NA/250?
Common applications include current shunt measurement, level shifting, and other measurement solutions in industrial control systems, automotive electronics, and power management circuits. - Is the INA139NA/250 suitable for high-speed applications?
Yes, it is designed for high-speed applications. - Can the INA139NA/250 operate with independent supply and input common-mode voltages?
Yes, it can operate with independent supply and input common-mode voltages. - Where can I find detailed specifications and datasheets for the INA139NA/250?
Detailed specifications and datasheets can be found on the Texas Instruments website and other electronic component databases like Digi-Key, Mouser, and LCSC.
