參數(shù)資料
型號(hào)： MAX1775
廠商： Maxim Integrated Products, Inc.
英文描述： 32-Bit Digital Signal Controller with ROM 100-LQFP -40 to 125
中文描述： 雙輸出、降壓型DC-DC轉(zhuǎn)換器，用于PDA/掌上電腦
文件頁(yè)數(shù)： 6/15頁(yè)
文件大?。?/td> 290K
代理商： MAX1775
100
0
1
10
100
1000
10,000
MAIN OUTPUT EFFICIENCY vs. LOAD
20
M
LOAD (mA)
E
40
60
50
80
70
30
10
90
V
IN
= +12VV
IN
= +15VV
IN
= +18V
V
IN
= +5V
V
IN
= +3.3V
90
80
0
1
1000
100
10
CORE OUTPUT EFFICIENCY vs. LOAD
30
20
10
70
60
50
40
100
M
LOAD (mA)
E
V
INC
= +3.3V
V
INC
= +5V
V
INC
= +2.7V
-2.0
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
-40
-15
10
35
60
85
V
REF
ACCURACY vs. TEMPERATURE
M
TEMPERATURE (°C)
V
R
Typical Operating Characteristics
(Circuit of Figure 1, V
MAIN
= +3.3V, V
CORE
= +1.8V, T
A
= +25
°
C, unless otherwise noted.)
M
Dual-Output Step-Down
DC-DC Converter for PDA/Palmtop Computers
6
_______________________________________________________________________________________
PARAMETER
SYMBOL
CONDITIONS
MIN
MAX
UNITS
LOGIC INPUTS
SHDNM
,
SHDNC
Input Low
Voltage
0.4
V
SHDNM
,
SHDNC
Input High
Voltage
2.0
V
SHDNM
,
SHDNC
Input Low
Current
SHDNM
=
SHDNC
= GND
-1
1
μA
SHDNC
Input High Current
SHDNM
Input High Current
V
SHDNC
= +5.5V
V
SHDNM
= +28V
5
30
μA
μA
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= +12V, V
MAIN
= V
INC
= V
CS-
= V
CS+
= +3.3V, V
CORE
= +1.8V, Circuit of Figure 4,
T
A
-40
°
C to +85
°
C,
unless otherwise noted.)
(Note 2)
Note 1:
This parameter is guaranteed based on the LXC P-channel current limit and the LXC N-channel valley current.
Note 2:
Specifications to -40
°
C are guaranteed by design and not production tested.
相關(guān)PDF資料
PDF描述
MAX1775EEE 32-Bit Digital Signal Controller with ROM 100-LQFP -40 to 125
MAX1776 32-Bit Digital Signal Controller with ROM 100-BGA MICROSTAR -40 to 85
MAX1776EUA 24V, 600mA Internal Switch, 100% Duty Cycle, Step-Down Converter
MAX1777EEI 32-Bit Digital Signal Controller with ROM 100-BGA MICROSTAR -40 to 125
MAX1777 High-Efficiency, Quad Output, Main Power- Supply Controllers for Notebook Computers
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1775EEE 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 Dual-Out Step-Down for PDA/Palmtop RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)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(fēng)格:SMD/SMT
MAX1775EEE+ 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 Dual-Out Step-Down for PDA/Palmtop RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)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(fēng)格:SMD/SMT
MAX1775EEE+T 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 Dual-Out Step-Down for PDA/Palmtop RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)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(fēng)格:SMD/SMT
MAX1775EEE-T 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 Dual-Out Step-Down for PDA/Palmtop RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)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(fēng)格:SMD/SMT
MAX1775EEE-TG069 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:
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