(China (Mainland))
Product Summary
The KA2284 is a monolithic integrated circuit designed for 5-dot LED level meter drivers with a built-in rectifying amplifier. The KA2284 is suitable for AC/DC level meters such as VU meters or signal meters.
Parametrics
KA2284 absolute maximum ratings: (1)Supply Voltage, Vcc: 16V; (2)Amplifier input Voltage, V8: -0.5V to VccV; (3)Pin 7 Voltage, V7: 6V; (4)D terminal Output Voltage, VD: 16V; (5)Operating Temperature, Topr: -20 to +80℃; (6)Storage Temperature, Tstg: -40 to 125℃; (7)Power dissipation, PD: 1100W.
Features
KA2284 features: (1)High gain rectifying amplifier included(Gv=26dB); (2)Low radiation noise when LED turns on; (3)logarithmic indicator for 5-dot LED of bar type; (4)Constant current output( 15mA); (5)Wide operating supply voltage(3.5V to 16V); (6)Not necessary diode or transistor for ALC; (7)Minimum number of external parts required.
Diagrams
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