bandgap voltage reference?

happybull

各位都有发表高见. 我看这个电路不是BANDGAP. 应该叫PTAT 电压.
: a, i9 y( F- k% g3 }0 ^请版主,版副指点.

happybull

what's the volage over temperature?
PTAT.
If you use this reference voltage in your IC,what will you get?
+ \0 w* f' [# u1 T; l) I7 `  o
[ 本帖最後由 happybull 於 2007-11-13 10:59 AM 編輯 ]

happybull

Ooooooooooooh.
My mistake.
This one comes from Razavi's book.
* \3 f+ ~, z/ c: V
% e6 }6 p0 S6 k: C, V  u2 U[ 本帖最後由 happybull 於 2007-11-13 07:54 PM 編輯 ]

happybull

Anybody knows how to choose R0,1,2,3,4,5 to get a bandgap?
# H( l( Q( a" V4 BAnd how will this bandgap start up?
  r0 e0 a$ I& ]# R
[ 本帖最後由 happybull 於 2007-11-13 07:56 PM 編輯 ]