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): 8/12頁
文件大?。?/td> 343K
代理商: MC34271
MC34271
http://onsemi.com
8
Figure 12. Auxiliary Supply Configuration
En
R
S
Q
VDD
5.0 V to 16 V
D1
S1
DS1
SW1
VDD
Sync
Drv1
EN1
ELD
Mode
R
S
Q
RT
SS1
Vref
1.25 V
Ref1
FB1
Circuit #1 Bias Supply
VDD
Comp1
En
OSC
D2
S2
VB
V0
V1
V2
V3
V4
Circuit #2
Bias Supply
Ref2
FB2
Comp2
SS2
DS2
EN2
VA
Gnd
BIAS
VB
6.0 V to 30 V
V2
V3
V4
VDD2
VDD2
VDD2
169 k
16
15
14
13
12
19
18
17
10
11
9
6
7
32
1
26
8
31
30
27
2
3
4
5
23
22
21
20
24
25
28
29
LCD
Display
÷
2
÷
N
V1
V0
LCD
Contrast
DAC
–27 V
VB
12 V
12 V
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