參數(shù)資料
型號: MC34271
廠商: ON SEMICONDUCTOR
英文描述: Liquid Crystal Display and Backlight Integrated Controller
中文描述: 液晶顯示器和背光集成控制器
文件頁數(shù): 2/12頁
文件大?。?/td> 343K
代理商: MC34271
MC34271
http://onsemi.com
2
Representative Block Diagram
This device contains 350 active transistors.
Vin
D1
S1
SW1
Sync
Drv1
EN1
ELD
Mode
RT
Vref
1.25 V
Ref1
FB1
VDD
Comp1
OSC
D2
S2
VB
V0
V1
V2
V3
V4
Ref2
FB2
Comp2
VA = 5.0 V
Gnd
BIAS
VB
V2
V3
V4
16
15
14
13
12
19
18
17
10
11
9
6
7
32
26
8
31
30
27
2
3
4
23
22
21
28
29
On/Off
FromDAC
÷
2
V1
V0
BIAS Output
Buffers
VB
25
μ
P Control
EL
Control
EL
Panel
Vin
EN2
VDD
Circuit #1
PWM
Circuit #2
PWM
ELD
EN
VRef
VDD
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