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INA211AIDCKR
+BOM-
Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #INA211AIDCKR
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Amplifier Type | Current Sense |
| Number of Circuits | 1 |
| Slew Rate | 0.4V/µs |
| Gain Bandwidth Product | 7 kHz |
| Current - Input Bias | 28 µA |
| Voltage - Input Offset | 0.55 µV |
| Supply Current | 65µA |
| Voltage - Supply Span(Min) | 2.7 V |
| Voltage - Supply Span(Max) | 26 V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Tổng quan
Description
Equivalent
1. MAX9634 by Maxim Integrated: Offers similar current sensing capabilities.
2. AD8207 by Analog Devices: Another option for high-side current sensing.
3. LT1999 by Analog Devices (formerly Linear Technology): Provides current sensing with a similar wide common-mode range.
Always check specific electrical characteristics and pin compatibility to ensure proper substitution.
Features
1. Wide Supply Voltage Range: Operates from 2.7V to 26V, allowing flexibility in various applications.
2. Current Sensing: Measures voltage across a shunt resistor to determine current flow with a high level of accuracy.
3. Amplification: Provides a fixed gain of 500V/V, enabling effective amplification of small differential input signals.
4. Low Offset Voltage: Ensures precise measurements with a low offset voltage, contributing to high accuracy.
5. Wide Common-Mode Range: Capable of handling common-mode voltages from –0.3V to 26V, suitable for high-side and low-side current sensing.
6. Low Power Consumption: Designed for low power operation, making it ideal for battery-powered applications.
7. Package: Available in a compact SOT-23 package, allowing for space-efficient design implementations.
8. Temperature Range: Reliable performance over an extended temperature range from –40°C to +125°C, suitable for industrial applications.
These features make the INA211AIDCKR ideal for applications that require accurate current monitoring and low power consumption.
Pinout
1. IN+: Non-inverting input for connecting to the high side of the shunt resistor.
2. IN-: Inverting input for connecting to the low side of the shunt resistor.
3. GND: Ground connection.
4. OUT: Output pin where the amplified voltage proportional to the measured current is available.
5. V+: Power supply pin for the device.
6. REF: Reference voltage input. This pin is used to set the output voltage reference level.
The INA211AIDCKR allows for high-precision current measurement with a fixed gain, which is critical in power management and monitoring systems.
Manufacturer
Application
1. Battery Management Systems: Monitoring charge and discharge currents in battery packs.
2. Power Management: Over-current protection and power monitoring in power supply units.
3. Automotive Systems: Current measurement in electronic control units (ECUs) and infotainment systems.
4. Industrial Automation: Motor control and monitoring in automated systems.
5. Telecommunications: Power monitoring in network and communication equipment.
6. Consumer Electronics: Current sensing in laptops, smartphones, and other gadgets.
These applications benefit from the amplifier's high accuracy, wide supply voltage range, and ability to handle high common-mode voltages.