All Products Current Sensor

TPSI2140QDWQRQ1 / The TPSI2140QDWQRQ1 is a high-voltage <strong>isolated solid-state relay (SSR)</strong> developed by <strong>Texas Instruments</strong>, designed for automotive and industrial applications requiring reliable switching across isolation barriers. It integrates <strong>capacitive isolation technology with back-to-back MOSFETs</strong>, eliminating the need for external driver circuits or secondary-side power supplies. <br><br>This device supports a <strong>high standoff voltage of up to ±1200V</strong> and can switch load currents up to <strong>50mA</strong>, making it ideal for high-voltage measurement, insulation monitoring, and battery management systems. <br><br>The TPSI2140QDWQRQ1 operates with a <strong>primary-side supply voltage range of 4.5V to 20V</strong> and requires only about <strong>9mA operating current</strong>, enabling efficient control from standard microcontroller GPIO interfaces. <br><br>Its architecture includes <strong>fail-safe enable (EN) control</strong>, ensuring that the device cannot unintentionally back-power the system, improving safety and reliability in critical applications. The fully integrated design reduces component count and simplifies PCB layout compared to traditional optocoupler or mechanical relay solutions. <br><br>The device features <strong>automotive-grade AEC-Q100 qualification</strong> and operates over a wide <strong>temperature range of -40°C to +125°C</strong>, making it suitable for harsh environments such as EV systems and industrial equipment. <br><br>Designed with robustness in mind, the TPSI2140QDWQRQ1 includes <strong>avalanche-rated MOSFETs</strong> capable of handling transient conditions and supporting dielectric withstand testing without additional protection components. <br><br>Encapsulated in a compact <strong>11-pin wide-body SOIC surface-mount package</strong>, the device ensures high isolation performance while enabling efficient PCB integration. <br><br>The <strong>TPSI2140QDWQRQ1</strong> is widely used in <strong>electric vehicle battery systems, insulation monitoring, high-voltage measurement equipment, solar inverters, and industrial power systems</strong>, where safe, reliable, and compact high-voltage switching is required.
TPSI2140QDWQRQ1

Description: The TPSI2140QDWQRQ1 is a high-voltage isolated solid-state relay (SSR) de ...
Package: T&R | MOQ: 2000 | MPQ: 2000

TMCS1126B5AQDVGRQ1 / The TMCS1126B5AQDVGRQ1 is a high-precision <strong>Hall-effect current sensor</strong> developed by <strong>Texas Instruments</strong>, designed for accurate AC and DC current measurement in automotive and industrial applications. It provides a <strong>galvanically isolated measurement solution</strong>, ensuring safe operation between high-voltage and low-voltage domains. <br><br>This device supports a <strong>bidirectional current sensing range of approximately -10.3A to +21.7A</strong>, making it suitable for monitoring both charge and discharge currents in power systems. It delivers a <strong>ratiometric analog voltage output</strong> proportional to the measured current, simplifying integration with ADCs and microcontrollers. <br><br>The TMCS1126B5AQDVGRQ1 features high-speed performance with a bandwidth up to <strong>500kHz</strong> and a fast <strong>response time of around 250ns</strong>, enabling precise tracking of rapidly changing current signals. <br><br>Designed for high accuracy, the sensor offers excellent <strong>linearity (±0.1%)</strong> and stable sensitivity of approximately <strong>150mV/A</strong>, ensuring reliable measurement over temperature and lifetime conditions. <br><br>The device operates from a <strong>3V to 5.5V supply voltage</strong> and is qualified to <strong>AEC-Q100 automotive standards</strong>, supporting operation across a wide <strong>temperature range of -40°C to +125°C</strong>. <br><br>It incorporates advanced features such as <strong>reinforced isolation, ambient magnetic field rejection, and overcurrent detection</strong>, enhancing system reliability in electrically noisy environments. <br><br>Encapsulated in a compact <strong>10-pin SOIC surface-mount package</strong>, the TMCS1126B5AQDVGRQ1 is suitable for high-density PCB designs and automated manufacturing processes. <br><br>The <strong>TMCS1126B5AQDVGRQ1</strong> is widely used in <strong>automotive power systems, battery management systems (BMS), motor control, industrial power supplies, and inverter applications</strong>, where precise, fast, and isolated current measurement is critical.
TMCS1126B5AQDVGRQ1

Description: The TMCS1126B5AQDVGRQ1 is a high-precision Hall-effect current sensor dev ...
Package: T&R | MOQ: 2000 | MPQ: 2000

INA219AIDCNR / The INA219AIDCNR is a high-side current and power monitoring IC with an I²C/SMBus-compatible digital interface. It operates with a supply voltage range of 3 V to 5.5 V and can measure bus voltages from 0 V up to 26 V. The device monitors both shunt voltage and bus voltage, allowing it to calculate current and power directly using internal calibration and multiplication registers.<br><br>It features a 12-bit ADC, programmable gain amplifier, and up to 16 selectable I²C addresses for flexible system integration. The INA219 offers high accuracy (around ±1% typical) and low offset drift, making it suitable for precise energy monitoring applications.<br><br>With low power consumption (~1 mA max) and an operating temperature range of -40°C to +125°C, it is widely used in power management systems, battery monitoring, DC-DC converters, and embedded applications requiring real-time current and power measurement.
INA219AIDCNR

Description: The INA219AIDCNR is a high-side current and power monitoring IC with an I²C/SMBus-compati ...
Package: T&R | MOQ: 3000 | MPQ: 3000

ACS712ELCTR-05B-T / The ACS712ELCTR-05B-T is a Hall-effect based current sensor designed for precise AC and DC current measurement up to ±5 A. It operates with a 5 V supply voltage and provides a ratiometric analog voltage output proportional to the sensed current. The device offers a high sensitivity of approximately 185 mV/A and supports a bandwidth up to 80 kHz, enabling fast response (around 5 µs) for dynamic current monitoring.<BR><BR>It features an integrated low-resistance conductor (~1.2 mΩ) and provides electrical isolation between the current path and signal pins, eliminating the need for external isolation components. The sensor operates over a temperature range of -40°C to +85°C and delivers high accuracy (typically ±1.5%) with low noise characteristics.<BR><BR> The ACS712ELCTR-05B-T is widely used in power monitoring, motor control, overcurrent protection, battery management, and industrial or consumer electronics where compact, isolated current sensing is required.
ACS712ELCTR-05B-T

Description: The ACS712ELCTR-05B-T is a Hall-effect based current sensor designed for precise AC and DC ...
Package: T&R | MOQ: 3000 | MPQ: 3000

ACS711KEXLT-15AB-T / The ACS711KEXLT-15AB-T is a Hall-effect-based linear current sensor from Allegro Microsystems, designed for accurate and high-bandwidth current sensing applications. It operates with a supply voltage range of 3.0V to 5.5V and provides an analog voltage output proportional to the measured current. With a current sensing range of ±15A and a sensitivity of 90 mV/A, it offers precise measurement capabilities. The sensor has a fast response time of 5 µs and a bandwidth of 80 kHz, making it suitable for real-time current monitoring. Its offset voltage is set at Vcc/2 when no current is applied, ensuring a stable reference point. The linearity error is typically ±1%, while the maximum accuracy deviation is ±2.1% at 25°C. For safety and reliability, the device provides an isolation voltage of 2.1 kV RMS, enabling use in high-voltage applications. It is housed in an 8-SOIC surface-mount package, making it easy to integrate into compact PCB designs. The ACS711KEXLT-15AB-T operates across a wide temperature range of -40°C to +125°C and is RoHS compliant, ensuring environmental safety. With its combination of high sensitivity, fast response, and electrical isolation, this current sensor is ideal for industrial, automotive, and consumer electronics applications.
ACS711KEXLT-15AB-T

Description: The ACS711KEXLT-15AB-T is a Hall-effect-based linear current sensor from Allegro Microsyst ...
Package: T&R | MOQ: 1500 | MPQ: 1500

ACS711KEXLT-31AB-T / The ACS711KEXLT-31AB-T is a Hall effect-based linear current sensor IC from Allegro MicroSystems, designed for accurate AC and DC current sensing in industrial, commercial, and communications systems. It offers electrical isolation and a low-resistance current path, making it suitable for applications requiring minimal power loss and high reliability.
ACS711KEXLT-31AB-T

Description: The ACS711KEXLT-31AB-T is a Hall effect-based linear current sensor IC from Allegro MicroS ...
Package: T&R | MOQ: 1500 | MPQ: 1500

ACS758ECB-200B-PFF-T / The ACS758ECB-200B-PFF-T is a high-precision, Hall-effect-based linear current sensor IC manufactured by Allegro MicroSystems. It is designed for accurate AC or DC current sensing applications, offering bidirectional current measurement with a sensitivity of 10 mV/A. Current Sensor 200A 1 Channel Hall Effect, Open Loop Bidirectional 5-CB Formed Leads, PFF 5-CB Formed Leads.
ACS758ECB-200B-PFF-T

Description: The ACS758ECB-200B-PFF-T is a high-precision, Hall-effect-based linear current sensor IC m ...
Package: TUBE | MOQ: 1020 | MPQ: 34

ACS722LLCTR-20AB-T / The ACS722LLCTR-20AB-T is a high-accuracy Hall-effect based open-loop current sensor IC designed for AC and DC current measurement up to ±20A. It operates with a supply voltage range of 3.0V to 3.6V (typically 3.3V) and provides a ratiometric analog voltage output with sensitivity of approximately 66 mV/A . The device offers bandwidth up to 80 kHz and fast response time around 5 µs, enabling real-time current monitoring . It features high linearity (±1%) and overall accuracy around ±3%, with very low offset error (~±15 mV) and low noise characteristics . The sensor supports bidirectional current sensing with galvanic isolation between primary current path and signal pins, enhancing safety and noise immunity. Typical supply current is up to 12 mA, and operating temperature range extends from -40°C to +150°C . Packaged in SOIC-8, it is suitable for motor control, power supplies, overcurrent protection, battery monitoring, and industrial current sensing applications.
ACS722LLCTR-20AB-T

Description: The ACS722LLCTR-20AB-T is a high-accuracy Hall-effect based open-loop current sensor IC de ...
Package: T&R | MOQ: 3000 | MPQ: 3000













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