Product Features:
1. The gain accuracy is as high as ± 0.2%, ensuring accurate current detection.
2. It has enhanced PWM suppression and strong anti-interference ability.
3. Bidirectional current detection, supporting bidirectional monitoring of charging and discharging.
4. Low offset voltage ± 25 µ V, improving the accuracy of small current measurement.
5. Operating temperature -40 ° C~125 ° C, suitable for industrial applications.
Product Introduction:
INA240 is a high-precision bidirectional current detection amplifier launched by TI, supporting a wide common mode voltage of -4V to 80V, with enhanced PWM suppression function, suitable for high-precision current detection scenarios such as motor drive, power management, BMS (Battery Management System), etc.
Parameter specifications:
Working voltage (Vs): 2.7V -5.5V
Common mode voltage (Vcm): -4V to+80V (strong anti negative voltage capability)
Bandwidth (BW): 400kHz (A1-A3), 200kHz (A4)
Gain error: ± 0.2% (maximum value, A1-A3)
Low offset voltage: ± 25 µ V (typical value)
Working temperature: -40 ° C to+125 ° C
Module size: 20mm * 21mm
Model difference:
INA240A1: Gain=20V/V
INA240A2: Gain=50V/V
INA240A3: Gain=100V/V
INA240A4: Gain=200V/V
Function Description:
1. Ultra wide common mode voltage (-4V~80V), suitable for high interference environments such as motors and power supplies
2. High precision (± 0.2% gain error), precise current detection
3. Enhanced PWM suppression to reduce the impact of switching noise
4. Bidirectional current detection (supporting positive and negative current measurement)
5. Low offset voltage (± 25 µ V) to improve the accuracy of small current measurement
6. Wide working temperature range, suitable for industrial applications
Typical applications:
Motor drive (BLDC/PMSM/servo motor current detection)
Battery Management System (BMS) (Charge and Discharge Current Monitoring)
Power management (DC-DC converter, inverter current detection)
Industrial automation (PLC, robot current feedback)
Automotive Electronics (OBC, Electric Drive System Current Monitoring)
Pin Definition (SOIC-8/MSOP-8)
1. IN+in-phase input (connected to the high end of the current sampling resistor)
2. IN - Inverted input (connected to the low end of the current sampling resistor)
3. VCC power input (2.7V-5.5V)
4. GND ground wire
5. OUT analog output (related to REF)
6. GND ground wire
Package Include:
INA240 module X1
6PIN Single row needle (unwelded) X1
1.We only ship to the confirmed address provided by eBay. please make sure your ebay address is 100% matches the address you would like us to ship to. If not, please let us know before we sent you the package, or we will not be responsible for any loss. hope you could understand.
2.Orders will be processed instantly and dispatched within 1-2 business days except hoilday, so we do NOT accept any email/message note after you place orders.
3.All package need to wait 30 days,Please take care it.Less than 30 days,we can't take a refund.
1.We accept PayPal payment ONLY, and must be received within 5 days from the date of purchase.
2. It is easy and safe for you to pay by credit cards, debit cards, bank transfers and PayPal account balances.
3.Buyers are responsible for import duties,custom fees and taxes, if any, please check your country.
1.We believe our items are so outstanding. We are convinced you will be happy with your Purchase.
2. If you do not satisfy with our items. Please simply return to us within 30 Days in original condition. Just pay for the returned postage. Then we can issue full refund or resend the item to you after the returned item arrived at our warehouse.
3. Please include your eBay ID and item number with any email requests.