參數(shù)資料
型號(hào): MAX1882
廠商: Maxim Integrated Products, Inc.
元件分類: DC/DC變換器
英文描述: Quad-Output TFT LCD DC-DC Converters with Buffer
中文描述: 四路輸出、TFT LCD DC-DC轉(zhuǎn)換器,帶有緩沖器
文件頁數(shù): 35/38頁
文件大?。?/td> 1051K
代理商: MAX1882
the
Typical Operating Characteristics
. Set the resistive
divider to precharge BUFOUT, matching the buffer
s
output set voltage:
These resistor values are selected to charge the output
capacitor close to the output set voltage before the
buffer starts up:
C
R
(
R
f
BUFOUT
OSC
||
)
3
4
5000
R
R
V
V
SUPB
BUFOUT
3
4
1
=
M
Quad-Output TFT LCD DC-DC
Converters with Buffer
______________________________________________________________________________________
35
PART
MAX1778
MAX1880
MAX1881
MAX1882
MAX1883
MAX1884
MAX1885
STEP-UP
SWITCHING
FREQUENCY
(H
z
)
1M
1M
500k
500k
1M
500k
500k
DUAL
CHARGE
PUMPS
Yes
Yes
Yes
Yes
No
No
No
LINEAR
REGULATOR
Yes
No
Yes
No
Yes
Yes
No
Selector Guide
IN
SHDN
BUFFER OUTPUT
V
BUFOUT
= V
SUPB
/2
SUPB
LX
L1
6.8
μ
H
INPUT
V
IN
= 3.3V
C1
0.22
μ
F
C
OUT
(2) 4.7
μ
F
C
IN
4.7
μ
F
R1
274k
R2
49.9k
FB
BUFOUT
BUF+
GND
BUF-
REF
INTG
PGND
C
REF
0.22
μ
F
MAX1778
C
SUPB
1.0
μ
F
C
BUF
1.0
μ
F
R3
10k
R4
10k
MAIN
V
MAIN
= 8V
R3 = R4
[(
)
-1
]
BUFOUT
V
SUPB
Figure 11. VCOM Buffer Soft-Start;
相關(guān)PDF資料
PDF描述
MAX1883 Quad-Output TFT LCD DC-DC Converters with Buffer
MAX1884 Quad-Output TFT LCD DC-DC Converters with Buffer
MAX1885 Quad-Output TFT LCD DC-DC Converters with Buffer
MAX1883EUP Replaced by TMS320C6211B : Fixed-Point Digital Signal Processor 256-BGA 0 to 0
MAX1884EUP Fixed-Point Digital Signal Processor 256-BGA
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1882EUG 功能描述:LCD 驅(qū)動(dòng)器 Quad-Output TFT LCD DC-DC Converter with Buffer RoHS:否 制造商:Maxim Integrated 數(shù)位數(shù)量:4.5 片段數(shù)量:30 最大時(shí)鐘頻率:19 KHz 工作電源電壓:3 V to 3.6 V 最大工作溫度:+ 85 C 最小工作溫度:- 20 C 封裝 / 箱體:PDIP-40 封裝:Tube
MAX1882EUG-T 功能描述:LCD 驅(qū)動(dòng)器 Quad-Output TFT LCD DC-DC Converter with Buffer RoHS:否 制造商:Maxim Integrated 數(shù)位數(shù)量:4.5 片段數(shù)量:30 最大時(shí)鐘頻率:19 KHz 工作電源電壓:3 V to 3.6 V 最大工作溫度:+ 85 C 最小工作溫度:- 20 C 封裝 / 箱體:PDIP-40 封裝:Tube
MAX1883EUP 功能描述:LCD 驅(qū)動(dòng)器 Quad-Output TFT LCD DC-DC Converter with Buffer RoHS:否 制造商:Maxim Integrated 數(shù)位數(shù)量:4.5 片段數(shù)量:30 最大時(shí)鐘頻率:19 KHz 工作電源電壓:3 V to 3.6 V 最大工作溫度:+ 85 C 最小工作溫度:- 20 C 封裝 / 箱體:PDIP-40 封裝:Tube
MAX1883EUP-T 功能描述:LCD 驅(qū)動(dòng)器 Quad-Output TFT LCD DC-DC Converter with Buffer RoHS:否 制造商:Maxim Integrated 數(shù)位數(shù)量:4.5 片段數(shù)量:30 最大時(shí)鐘頻率:19 KHz 工作電源電壓:3 V to 3.6 V 最大工作溫度:+ 85 C 最小工作溫度:- 20 C 封裝 / 箱體:PDIP-40 封裝:Tube
MAX1884EUP 功能描述:LCD 驅(qū)動(dòng)器 Quad-Output TFT LCD DC-DC Converter with Buffer RoHS:否 制造商:Maxim Integrated 數(shù)位數(shù)量:4.5 片段數(shù)量:30 最大時(shí)鐘頻率:19 KHz 工作電源電壓:3 V to 3.6 V 最大工作溫度:+ 85 C 最小工作溫度:- 20 C 封裝 / 箱體:PDIP-40 封裝:Tube