MC14511B

http://onsemi.com

6

CONNECTIONS TO VARIOUS DISPLAY READOUTS

COMMON

CATHODE LED

≈ 1.7 V

COMMON

ANODE LED

≈ 1.7 V

LIGHT EMITTING DIODE (LED) READOUT

INCANDESCENT READOUT

FLUORESCENT READOUT

GAS DISCHARGE READOUT

LIQUID CRYSTAL (LCD) READOUT

**

FILAMENT

SUPPLY

DIRECT

(LOW BRIGHTNESS)

(CAUTION: Maximum working voltage = 18.0 V)

APPROPRIATE

VOLTAGE

EXCITATION

(SQUARE WAVE,

1/4 OF MC14070B

** A filament pre−warm resistor is recommended to reduce filament

thermal shock and increase the effective cold resistance of the

filament.

Direct DC drive of LCD’s not recommended for life of

LCD readouts.