PA85 Apex,, Op Amp, 100MHz, 8-Pin TO-3. Mounting Type: Through Hole. Power Supply Type: Dual. Typical Dual Supply Voltage: ±150V. Typical Slew Rate: 1000V/µs. Minimum Operating Temperature: -25 °C. Maximum Operating Temperature: +85 °C. Height: 6.4mm. Length: 38.9mm. Dimensions: 38.9 x 25.4 x 6.4mm. Typical Voltage Gain: 111 dB. Rail to Rail: No.