Circuits & Electronics P22

Chia sẻ: Tran Thach | Ngày: | Loại File: PDF | Số trang:15

0
55
lượt xem
8
download

Circuits & Electronics P22

Mô tả tài liệu
  Download Vui lòng tải xuống để xem tài liệu đầy đủ

Energy and Power 6.002 Fall 2000 Lecture 22 1 .Why worry about energy? - small batteries good Today: How long will the battery last? in standby mode in active use Will the chip overheat and self-destruct? 6.002 Fall 2000 Lecture 22 2 .Look at energy dissipation in MOSFET gates VS R + + vI – C vO – C: wiring capacitance and CGS of following gate Let us determine standby power active use power Let’s work out a few related examples first. 6.002 Fall 2000 Lecture 22 3 .Example 1: V + – I R + V – Power V2 P = VI = R Energy dissipated in time T E = VIT 6.002 Fall 2000 Lecture 22 4 .Example 1: for our gate VS RL vI high VS RL vO vI low vO RON VS P=...

Chủ đề:
Lưu

Nội dung Text: Circuits & Electronics P22

Đồng bộ tài khoản