參數(shù)資料
型號： MAX1880
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)： 18/38頁
文件大?。?/td> 1051K
代理商： MAX1880
M
Quad-Output TFT LCD DC-DC
Converters with Buffer
18
______________________________________________________________________________________
Pin Description (continued)
PIN
MAX1778
MAX1881
MAX1880
MAX1882
MAX1883
MAX1884
MAX1885
NAME
FUNCTION
14
12
LDOOUT
Linear Regulator Output. Sources up to 40mA. Bypass to GND with
a ceramic capacitor determined by:
15
13
FBL
Voltage Setting Input. Connect a resistive divider from the linear
regulator output (V
LDOOUT
) to FBL to analog ground (GND).
16
16
14
14
FLTSET
Fault Trip-Level Set Input. Connect to a resistive divider between
REF and GND to set the main step-up converter
’
s and positive
charge pump
’
s fault thresholds between 0.67 x V
REF
and 0.85 x
V
REF
. Connect to GND for the preset fault threshold (0.9 x V
REF
).
17
17
SUPN
Negative Charge-Pump Driver Supply Voltage. Bypass to power
ground (PGND) with a 0.1μF capacitor.
18
18
DRVN
Negative Charge-Pump Driver Output. Output high level is V
SUPN
and low level is PGND.
19
19
SUPP
Positive Charge-Pump Driver Supply Voltage. Bypass to power
ground (PGND) with a 0.1μF capacitor.
20
20
DRVP
Positive Charge-Pump Driver Output. Output high level is V
SUPP
and low level is PGND
21
21
17
17
PGND
Power Ground. Connect to analog ground (GND) underneath the
IC.
22
22
18
18
LX
Main Step-Up Regulator Power MOSFET N-Channel Drain. Place
output diode and output capacitor as close to PGND as possible.
23
23
19
19
TGND
Must be connected to ground.
24
24
20
20
RDY
Active-Low, Open-Drain Output. Indicates all outputs are ready.
On-resistance is 125
(typ).
13, 14, 15
15, 16
11, 12, 13,
15, 16
N.C.
No Connection. Not internally connected.
C
ms X
I
V
LDOOUT
LDOOUT MAX
LDOOUT
.
0 5
(
)
≥
相關PDF資料
PDF描述
MAX1881 Quad-Output TFT LCD DC-DC Converters with Buffer
MAX1882 Quad-Output TFT LCD DC-DC Converters with Buffer
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
相關代理商/技術參數(shù)
參數(shù)描述
MAX1880EUG 功能描述:直流/直流開關轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
MAX1880EUG+ 功能描述:直流/直流開關轉(zhuǎn)換器 Quad-Output TFT LCD RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
MAX1880EUG+T 功能描述:直流/直流開關轉(zhuǎn)換器 Quad-Output TFT LCD RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
MAX1880EUG-T 功能描述:直流/直流開關轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
MAX1881EUG 功能描述:直流/直流開關轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
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