6/17/2018 [1] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU Analog Electronic Circuits Prof. Mor M. Peretz The Center for Power Electronics and Mixed-Signal IC Department of Electrical and Computer Engineering Ben-Gurion University of the Negev, ISRAEL Emails: morp@bgu.ac.il Website: http://www.ee.bgu.ac.il/~pemic http://www.ee.bgu.ac.il/~analog [2] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU Lesson #8 Outline • Rectifiers – Rectification basics – Precision rectifiers – Half-wave – Full-wave • Linear regulation – Protection stage • Datasheet 1
6/17/2018 [3] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU Rectification n2 n2 V out [V] V out [V] V in [V] V in [V] [4] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU Half-wave V CC - V OUT A V in + V EE Diode voltage drop “Super - diode” 2
6/17/2018 [5] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU Half-wave R 1 R 2 V in - V OUT A + V out [V] V in [V] [6] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU Half-wave C R 1 R 2 V in C R - V OUT A + t t 3
6/17/2018 [7] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU Half-wave C 𝐽 𝑏𝑤 = 𝑊 1 𝑗𝑜_𝑞𝑙 𝑆 1 𝜌 R 1 R 2 V in 𝑝𝑣𝑢 = 𝐽 𝑏𝑤 𝑆 2 = 𝑊 1 𝑗𝑜_𝑞𝑙 𝑊 𝜌 𝑆 2 𝑆 1 - V OUT A + 𝑝𝑣𝑢 = 𝑊 1 𝑗𝑜_𝑞𝑙 ∆𝑊 𝑆 1 2𝜌𝑔𝐷 [8] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU Full-wave R 2 =R R 5 =KR R 1 =R R 2 =R R 3 =R/2 V in - - V 1 V OUT A 1 A 2 + + 4
6/17/2018 [9] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU Linear regulation S. Franco [10] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU Output stage Push-pull 5
6/17/2018 [11] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU Protection – sourcing current LM324 [12] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU Protection – sourcing current S. Franco 6
6/17/2018 [13] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU Protection – sinking current LM324 [14] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU Datasheet LM324 7
6/17/2018 [15] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU [16] PE Prof. Mor M. Peretz Analog Electronic Circuits 361-1-3671 M I T HE C ENTER FOR P OWER E LECTRONICS AND M IXED -S IGNAL IC, B EN -G URION U NIVERSITY C BGU 8
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