INA190A2IDCKR

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INA190A2IDCKR

IC CURR SENSE 1 CIRCUIT SC70-6

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  • Ông. Phần #INA190A2IDCKR
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  • Có sẵn5280

100% gốc & amp; Mới

24 giờ sẵn sàng để vận chuyển

Bảo hành 365 ngày

RFQ & amp; Nhận thêm Giảm giá

Thông số kỹ thuật

Series Zero-Drift
Part Status Active
Amplifier Type Current Sense
Number of Circuits 1
Output Type Rail-to-Rail
Slew Rate 0.3V/µs
Current - Input Bias 500 pA
Voltage - Input Offset 3 µV
Current - Supply 48µA
Voltage - Supply Span (Min) 1.7 V
Voltage - Supply Span (Max) 5.5 V
Operating Temperature -40°C ~ 125°C (TA)
Mounting Type Surface Mount
Package / Case 6-TSSOP, SC-88, SOT-363
Supplier Device Package SC-70-6
Base Product Number INA190
Gain Bandwidth Product 37 kHz

Tổng quan

Description

The INA190A2IDCKR is a high-precision, low-power current-sense amplifier designed for accurate current measurement in various applications. It features a wide common-mode voltage range, making it suitable for both high-side and low-side current sensing configurations. With a gain of 100 V/V, it provides an amplified output voltage that can be easily interfaced with an analog-to-digital converter (ADC) or microcontroller.
Key specifications include a low input offset voltage, low drift, and high bandwidth, allowing for precise measurement even in dynamic conditions. The device operates with a supply voltage range of 2.5V to 5.5V and boasts a low quiescent current, making it ideal for battery-operated devices. The INA190A2IDCKR is packaged in a small, thermally efficient package, which facilitates space-saving designs. It is widely used in applications such as power monitoring, battery management systems, and motor control, where accurate current sensing is critical for performance and efficiency.

Features

The INA190A2IDCKR is a precision current sense amplifier designed for low-side current sensing applications. Key features include:
- Input Voltage Range: Allows for a wide common-mode voltage range, accommodating various system voltages.
- Gain: Fixed gain of 100 V/V, enabling accurate current measurement with minimal external components.
- Low Offset Voltage: Provides high accuracy with low offset voltage, ensuring precise current readings.
- Low Quiescent Current: Consumes minimal power, making it suitable for battery-operated devices.
- Rail-to-Rail Output: Offers a wide dynamic output range, enhancing the ability to interface with subsequent stages.
- Temperature Range: Operates across a broad temperature range, ensuring reliability in different environments.
- Small Package: Available in a compact SOT-23 package, ideal for space-constrained designs.
These features make the INA190A2IDCKR suitable for applications such as power management, battery monitoring, and motor control systems.

Package

The INA190A2IDCKR is packaged in a small, 2mm x 2mm, 6-pin Thin QFN (Quad Flat No-lead) package, which provides a compact footprint suitable for space-constrained applications.

Pinout

The INA190A2IDCKR is a precision current sense amplifier with a pin count of 8. The key functions of each pin are as follows:
1. Pin 1 (IN+): Non-inverting input for the current sense signal.
2. Pin 2 (IN-): Inverting input for the current sense signal.
3. Pin 3 (V-): Negative power supply input, typically ground.
4. Pin 4 (GND): Ground connection.
5. Pin 5 (Vout): Output voltage that represents the amplified difference between IN+ and IN-.
6. Pin 6 (V+): Positive power supply input, usually between 2.7V and 5.5V.
7. Pin 7 (NC): No connect; typically not used.
8. Pin 8 (NC): No connect; typically not used.
This device is suited for high-side or low-side current sensing applications, providing high accuracy and low offset voltage.

Manufacturer

The INA190A2IDCKR is manufactured by Texas Instruments (TI), a leading semiconductor company. Texas Instruments is renowned for its development of analog and digital signal processing technologies, including amplifiers, microcontrollers, and integrated circuits. Founded in 1930 and headquartered in Dallas, Texas, TI serves a wide range of industries, including automotive, industrial, communications, and consumer electronics. The company focuses on innovation and efficiency, providing solutions that enhance electronic design and functionality.

Application

The INA190A2IDCKR is a precision current sense amplifier used in applications such as battery management systems, power monitoring, and load detection. It is suitable for high-side and low-side current sensing in industrial automation, electric vehicles, and portable devices. Its low offset voltage and wide supply range make it ideal for measuring small currents with high accuracy in various electronic systems.

Equivalent

Equivalent products to the INA190A2IDCKR include the INA190A1IDCKR and INA190B1IDCKR, which offer similar functionalities with slight variations in specifications. Other alternatives may include the INA181, INA193, and INA200 series, depending on specific application needs like voltage range and gain. Always verify the datasheets for precise compatibility.

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