The ZXCT1022 is a high-side current sense monitor produced by Zetex Semiconductors plc. The device features high accuracy, low offset voltage, small input voltage, small static current, etc. It is suitable for a variety of applications such as battery chargers, smart battery packs, DC motor control, over current monitor, power management, level translation, and programmable current source.
The ZXCT1022 is a precision high‑side current‑sense monitor that eliminates the need to disrupt the ground plane when measuring load current. It offers a fixed gain of 100 and operates from a 2.5 V to 20 V supply, making it suitable for portable battery‑powered equipment.
Key specifications include a typical accuracy of 1 % at 10 mV sense voltage, a quiescent current of about 25 µA, and a SOT23‑5 package. The device features a wide input voltage range, low offset voltage, and bandwidth up to 2 MHz, supporting applications such as battery chargers, DC motor control, and power management.
| Fixed gain | 100 |
|---|---|
| Supply voltage range | 2.5 V – 20 V |
| Quiescent current | ≈25 µA |
| Typical accuracy | 1 % (typical) |
| Package | SOT23‑5 |
| Output resistance | 10 kΩ – 20 kΩ |
| Operating temperature range | -40 °C to 85 °C |
The ZXCT1022 provides a fixed gain of 100.
It operates from 2.5 V to 20 V.
The device has a typical accuracy of 1 %.
It is offered in a SOT23‑5 package.