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Product Detailed Parameters
- Description：IC CURR SENSE 1 CIRCUIT SOT23-5
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT)
- Amplifier Type：Current Sense
- Number of Circuits：1
- Output Type：Rail-to-Rail
- Slew Rate：2V/µs
- Gain Bandwidth Product：-
- Current - Input Bias：80 µA
- Voltage - Input Offset：100 µV
- Current - Supply：260µA
- Current - Output / Channel：-
- Voltage - Supply Span (Min)：2.7 V
- Voltage - Supply Span (Max)：5.5 V
- Operating Temperature：-40°C ~ 125°C
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Package / Case：SC-74A, SOT-753
- Supplier Device Package：SOT-23-5
- -3db Bandwidth：350 kHz
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Overview
The INA180B4IDBVR is a single-channel current sense amplifier from Texas Instruments, housed in a SOT-23-5 package. It operates on a supply voltage ranging from 2.7 V to 5.5 V with a maximum operating temperature of +125°C and minimum of -40°C. Key electrical specifications include a gain bandwidth product of 105 kHz, a common-mode voltage range of -200 mV to 26 V, and a common-mode rejection ratio of 100 dB. The device features an input bias current of 80 uA, an input offset voltage of 100 uV, and a quiescent current of 260 uA. Gain error is specified at 0.1%, with an output current capability of 8 mA per channel.
Feature Summary
- Supports low-side and high-side current sensing applications
- Provides fixed gain configuration for simplified circuit design
- Operates within extended industrial temperature ranges
Applications
- Battery management systems
- Industrial process control monitoring
- Power supply current limiting circuits
Procurement Notes
Verify the specific part number against official Texas Instruments documentation to confirm the fixed gain value and package type. Ensure compatibility with system voltage requirements and thermal constraints before integration. Cross-reference datasheet revisions to validate performance parameters such as gain error and common-mode rejection ratio.
Selection Notes
Select this component when a fixed gain solution is required for precise current monitoring in space-constrained designs. The SOT-23-5 package offers a compact footprint suitable for portable or dense PCB layouts. Consider the 100 dB CMRR and low offset voltage for applications demanding high accuracy in noisy environments.
Part Context
This device belongs to the INA180 series of current sense amplifiers designed for cost-effective and high-bandwidth sensing. The series supports both low-side and high-side configurations, making it versatile for various power management architectures. The B4 suffix indicates a specific gain setting within the family lineup.
FAQ
What is the fixed gain of the INA180B4IDBVR?
The INA180B4IDBVR has a fixed gain of 200 V/V.
Does the INA180B4IDBVR support automotive applications?
No, the standard INA180B4IDBVR is not AEC-Q100 qualified. Automotive-grade versions are available under the Q1 designation, such as the INA180B4QDBVRQ1.
