Class AB output stages for low voltage CMOS opamps with accurate quiescent current control by means of dynamic biasing

Proceedings of the IEEE International Conference on Electronics, Circuits, and Systems

Volumn 2, Issue , 2001, Pages 967-970

  Torralba, A ^a   Carvajal, R G ^a   Ramirez Angulo J ^b   Tombs, J ^a   Galan, J ^a  

^a UNIVERSIDAD DE SEVILLA   (Spain)

^b Horeshoe Cir Jett Hall   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CLASS-AB; DYNAMIC BIASING; EXPECTED VALUES; LOW VOLTAGES; OUTPUT STAGES; QUIESCENT CURRENT CONTROL; SUPPLY VOLTAGES;

ELECTRIC CURRENT CONTROL;

EID: 4344630228     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (7)

1. MONTICELLI, D.M.: "A quad CMOS single-supply op amp with rail-to-rail output swing". IEEE J. of Solid-State Circuits, 1986, SC-21, (6), pp. 1026-1034.
2. RAMÍREZ-ANGULO, J, CARVAJAL, R.G:, TOMBS, J, and TORRALBA, A.: "A simple technique for opamp continuous-time 1 V supply operation", Electron. Lett., 1999, 35, (4), pp. 263-264.
3. YOU, F., EMBABI, S.H.K, and SÁNCHEZ-SMENCIO, E.: "Low-voltage class AB buffers with quiescent current control", IEEE J. of Solid-State Circuits, 1998, SC-33, (6), pp. 915-920.
4. DE LANGEN, and HUISING, H.J.: "Compact low voltage power-efficient operational amplifier cells for VLSI", IEEE J. of Solid-State Circuits, 1998, SC-33, (10), pp. 1482-1496.
5. PELUSO, V., VANCORELAND, P, MARQUES, A.M., STEYAERT, M.S.J., and SANSEN, W.: "A 9004T1V low-power A/D converter with 77 -dB dynamic range", IEEE J. Solid-State Circuits, 1998, SC-33, (12), pp. 1887-1897.
6. RAMÍREZ-ANGULO, J, TORRALBA, A., and CARVAJAL, R.G.: "Low-voltage CMOS amplifiers with wide input-output voltage swing based on a novel scheme", to be published in IEEE Trans.on CAS-II, 2000, CASI-47 (5).
7. BASCHIROTTO, A., CASTELLO, R, and MONTAGNA, G.P: "Active series switch for switched opamp circuits", Electron. Lett., 1999, 35, (4), pp. 263-264.