CS209A Datasheet (Cherry Semiconductor)

CS209A, Proximity Detector

The CS209A is a bipolar monolithic integrated circuit for use in metal detection/proximity sensing applications.

The IC (see block diagram) contains two on-chip current regulators, oscillator and low-level feedback circuitry, peak detection/demodulation circuit, a comparator and two complementary ou

CS209A Features

* s Separate Current Regulator for Oscillator s Negative Transient Suppression s Variable Low-Level Feedback s Improved Performance over Temperature s 6mA Supply Current Consumption at VCC = 12V s Output Current Sink Capability 20mA at 4VCC 100mA at 24VCC Absolute Maximum Ratings Supply Voltage 24V P