What are the main features of the HCPL-7840-500E?
The HCPL-7840-500E is a high-precision isolation amplifier featuring 15 kV/μs common-mode rejection at 1000 V, low gain drift (0.00025 V/V/°C), very low input offset voltage (0.3 mV), and a wide bandwidth of 100 kHz. It uses advanced Sigma-Delta A/D converter technology within a fully differential circuit topology. The device is housed in a compact 8-pin DIP package and meets worldwide safety standards such as UL 1577, CSA, and IEC/EN 60747-5-2.
What is this device used for?
This isolation amplifier is designed for applications requiring accurate analog signal isolation and noise rejection, such as industrial automation, medical equipment, data acquisition systems, and high-voltage measurement setups. It helps protect sensitive electronics while ensuring precise signal integrity across isolated domains.
Are there alternative parts available?
Yes, alternative parts include isolation amplifiers from manufacturers like Texas Instruments (e.g., ISO124), Analog Devices (e.g., AD202, AD210), and Silicon Labs. When selecting alternatives, ensure comparable isolation voltage, bandwidth, accuracy, and safety certifications to meet your application needs.
