MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A Single Supply 3.0 V to 44 V Operational Amplifiers MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A PIN CONNECTIONS CASE 646/CASE 751A/CASE 948G CASE 510AJ CASE 626/CASE 751 VCC 1 8 Offset Null NC 1 Output 1 14 Output 4 10 2 7 - V CC 2 13 1 4 1 9 Output 1 Output 2 Inputs - - Inputs 1 Inputs 4 + 3 6 Output + + 3 12 2 8 NC NC 4 5 V Offset Null EE 4 11 V V CC EE 3 7 In 2 (Single, Top View) In 1 3 5 10 2 + + Inputs 2 Inputs 3 4 6 - - In + 1 In + 2 6 9 1 8 Output 1 V CC 5 2 7 Output 2 - Output 278 Output 3 Inputs 1 + 3 6 VEE/GND - Inputs 2 + 4 5 (Quad, Top View) V EE (Top View) (Dual, Top View) V CC Q3 Q4 Q6 Q5 Q7 Q1 Q17 Q2 R2 R1 C1 D2 Q18 Bias R6 R7 Q11 Q8 Q9 Q10 Output - R8 Inputs + C2 D3 Q19 Q15 Q16 Q13 Base Q14 Current Cancellation Q12 Current D1 Limit R5 R3 R4 V /GND EE Offset Null (MC33071, MC34071 only) Figure 1. Representative Schematic Diagram (Each Amplifier)