Sensörler
Boardoza INA250A1 High Precision Current Sense Breakout Board
The Boardoza INA250A1 is a high-precision current-sense breakout board based on the Texas Instruments INA250A1 integrated current shunt monitor. It combines a precision differential amplifier and an internal 2 mΩ shunt resistor, enabling accurate current measurements with minimal external components. This breakout board is suitable for both unidirectional and bidirectional current-sensing applications, making it ideal for power monitoring, energy management, motor control, battery systems, and industrial applications where accurate current measurement is critical.
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Temel Özellikler
- High-Precision Current Shunt Monitor: Enables accurate current measurement.
- Integrated 2 mΩ Precision Shunt Resistor: Eliminates the need for an external shunt resistor.
- Bidirectional Measurement Support: Supports both unidirectional and bidirectional current measurement.
- Wide Supply Voltage Range: Compatible with wide supply voltage levels (2.7 Vdc to 36 Vdc).
- Analog Voltage Output: Allows easy interfacing with ADCs and microcontrollers.
- Low Power Consumption: Suitable for energy-efficient applications.
- Adjustable Reference Voltage (REF): Enables output offset adjustment for measurement flexibility.
- Maximum Input Current Capability: Supports current measurement up to 15 A (max).
Teknik Özellikler
- Model
- INA250A1
- Üretici
- Boardoza
- Üretici
- Texas Instruments
- Fonksiyonlar
- Precision current sensing
- Besleme
- 2.7 V – 36 V
- Maximum Input Current
- Maximum Input Current
- Shunt Resistance
- 2 mΩ (internal)
- Gain
- 200 mV/A
- Output Type
- Analog voltage
- Measurement Type
- Unidirectional / Bidirectional
- Çalışma Sıcaklığı
- -40 °C to +125 °C
- Kart Boyutları
- 40 mm × 40 mm
Kart Pin Yapısı
( J1 ) Signal Connector
| Pin Numarası | Pin Adı | Açıklama |
|---|---|---|
| 1 | VS | Device power supply (2.7 V – 36 V) |
| 2 | REF | Reference voltage input |
| 3 | OUT | Analog output voltage |
| 4 | GND | Ground |
( J2 ) Current Path Connector
| Pin Numarası | Pin Adı | Açıklama |
|---|---|---|
| 1 | IN+ | Current sense input (supply side) |
| 2 | IN- | Current sense input (load side) |
Datasheet
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