Large Carrier version current sensor from Pololu, model 5297, based on the ACS37220LEZATR-100B5 IC, designed for measuring current in the range from -100 A to +100 A at a 5 V supply in applications requiring galvanic isolation and analog output. Pololu 5297

Large Carrier version current sensor from Pololu, model 5298, based on the ACS37220LEZATR-150B5 IC, designed for measuring current in the range from -150 A to +150 A at a 5 V supply in applications requiring galvanic isolation and analog output. Pololu 5298

Large Carrier version current sensor from Pololu, model 5299, based on the ACS37220LEZATR-200B5 IC, designed for measuring current in the range from -200 A to +200 A at a 5 V supply in applications requiring galvanic isolation and analog output. Pololu 5299

The module enables unidirectional AC and DC current measurement over a range from 0 A to 50 A. XtremeSense™ TMR technology, an electrically isolated current path, 1 MHz bandwidth, and an analogue voltage output support use in systems requiring fast current measurement and high dV/dt immunity. Pololu CT433-HSWF50DR Large Carrier 0–50 A, 3.3 V

The module enables unidirectional AC and DC current measurement over a range from 0 A to 65 A. XtremeSense™ TMR technology, an electrically isolated current path, 1 MHz bandwidth, and an analogue voltage output support use in systems requiring fast current measurement and high dV/dt immunity. Pololu CT433-HSWF65DR Large Carrier 0–65 A, 3.3 V

Single-channel IR reflectance sensor using an infrared LED and phototransistor to detect changes in surface reflectivity, generating an analog output voltage from 0–VCC. Operates at 2.9–5.5 V, with an optimal sensing distance of ~5 mm (up to 30 mm max), adjustable IR emitter brightness, and a 4-pin JST SH connector, designed for line detection, edge detection, and obstacle sensing in robotics and automation projects. Pololu 4240

Isolated DC-DC step-up/step-down regulator designed to generate a 12 V output from a wide 5.5–36 V input range. It provides up to 100 mA at the main 12 V output, an additional isolated 5 V output, and galvanic isolation between the input and output sides. Pololu 5764

Isolated DC-DC step-up regulator designed to generate a regulated 12 V output from a 4.5–5.5 V input. It provides up to 100 mA at 12 V, an additional isolated 5 V output, and galvanic isolation between the input and output sides. Pololu 5759

4-channel galvanic isolation module based on the Texas Instruments ISO6542F, designed for digital communication between electrically isolated circuits. It provides 2 channels in one direction and 2 in the opposite direction, data rates up to 50 Mbps per channel, and 400 VRMS functional isolation. Pololu 5745

4-channel galvanic isolation module based on the Texas Instruments ISO6542, designed for digital communication between electrically isolated circuits. It provides 2 channels in one direction and 2 in the opposite direction, data rates up to 50 Mbps per channel, and 400 VRMS functional isolation. Pololu 5744

4-channel galvanic isolation module based on the Texas Instruments ISO6541F, designed for digital communication between electrically isolated circuits. It provides 3 channels in one direction and 1 in the opposite direction, data rates up to 50 Mbps per channel, and 400 VRMS functional isolation. Outputs default to a low state. Pololu 5743

Galvanic isolation module based on the Texas Instruments ISO6541, designed for digital communication between two electrically isolated circuits. It provides 4 communication channels with 3 channels in one direction and 1 in the opposite direction, data rates up to 50 Mbps per channel, and 400 VRMS functional isolation. Pololu 5742