Product Summary

The HCPL7800A high CMR isolation amplifier provides the unique combination of features ideally suited for motor control circuit designers. The HCPL7800A provides the precision and stability needed to accurately monitor motor current in high-noise motor control environments, providing for smoother control (less torque ripple) in various types of motor control applications.

Parametrics

HCPL7800A absolute maximum ratings: (1)Storage Temperature: -55 to 125 ℃; (2)Ambient Operating Temperature: 40 to 100 ℃; (3)Supply Voltages: 0.0 to 5.5 V; (4)Steady-State Input Voltage: - -2.0 to VDD1 +0.5 V; (5)Two Second Transient Input Voltage: -6.0 V; (6)Output Voltages: -0.5 to VDD2 +0.5 V; (7)Lead Solder Temperature: 260℃.

Features

HCPL7800A features: (1)15 kV/μs Common-Mode Rejection at VCM = 1000 V; (2)Compact, Auto-Insertable Standard 8-pin DIP Package; (3)4.6 μV/℃ Offset Drift vs Temperature; (4)0.9 mV Input Offset Voltage; (5)85 kHz Bandwidth; (6)0.1% Nonlinearity; (7)Worldwide Safety Approval: UL 1577 (3750 V rms/1 min),; (8)VDE 0884 and CSA; (9)Advanced Sigma-Delta A/D Converter Technology; (10)Fully Differential Circuit Topology; (11)1 μm CMOS IC Technology.

Diagrams

HCPL7800A test circuit