The M55342E03B12B3RT0 is a surface-mount, ceramic-covered, 2-terminal variable capacitor from Vishay. It features a capacitance range of 3 to 12 pF, an operating temperature range of -55°C to +125°C and a voltage rating of 250VAC (rms). The capacitor is suitable for use in RF tuning, antenna tuning, oscillator circuits, and other circuits requiring variable capacitance. The capacitor is RoHS-compliant and lead-free compliant.