參數(shù)資料
型號： MAX1779
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： 低功耗、三輸出TFT LCD DC-DC轉(zhuǎn)換器
文件頁數(shù)： 4/18頁
文件大?。?/td> 503K
代理商： MAX1779
M
Low-Power Triple-Output TFT LCD DC-DC
Converter
4
_______________________________________________________________________________________
PARAMETER
SYMBOL
V
IN
V
UVLO
I
IN
I
SUPP
I
SUPN
CONDITIONS
MIN
2.7
2.2
MAX
5.5
2.6
1
0.55
0.55
10
10
10
UNITS
V
V
mA
mA
mA
μ
A
μ
A
μ
A
Input Supply Range
Input Undervoltage Threshold
IN Quiescent Supply Current
SUPP Quiescent Current
SUPN Quiescent Current
IN Shutdown Current
SUPP Shutdown Current
SUPN Shutdown Current
MAIN BOOST CONVERTER
Output Voltage Range
FB Regulation Voltage
FB Input Bias Current
Operating Frequency
Oscillator Maximum Duty Cycle
LX Switch On-Resistance
LX Leakage Current
LX Current Limit
FB Fault Trip Level
POSITIVE CHARGE PUMP
SUPP Input Supply Range
FBP Regulation Voltage
FBP Input Bias Current
DRVP PCH On-Resistance
V
IN
rising, 40mV hysteresis (typ)
V
FB
= V
FBP
= +1.5V, V
FBN
= -0.2V
V
FBP
= +1.5V
V
FBN
= -0.1V
V
SHDN
= 0, V
IN
= +5V
V
SHDN
= 0, V
SUPP
= +13V
V
SHDN
= 0, V
SUPN
= +13V
V
MAIN
V
FB
I
FB
f
OSC
V
IN
1.225
-50
195
79
13
V
V
nA
kHz
%
μA
mA
V
1.271
50
305
92
2.0
20
700
1.14
V
FB
= +1.25V, INTG = GND
R
LX(ON)
I
LX
I
LIM
I
LX
= 100mA
V
LX
= +13V
350
1.07
Falling edge
V
SUPP
V
FBP
I
FBP
2.7
1.20
-50
13
1.30
50
10
5
V
V
nA
k
V
V
FBP
= +1.5V
V
FBP
= +1.200V
V
FBP
= +1.300V
Rising edge
DRVP NCH On-Resistance
20
1.09
FBP Power-Ready Trip Level
NEGATIVE CHARGE PUMP
SUPN Input Supply Range
FBN Regulation Voltage
FBN Input Bias Current
DRVN PCH On-Resistance
1.16
V
SUPN
V
FBN
I
FBN
2.7
-50
-50
13
50
50
10
5
V
mV
nA
k
mV
V
FBN
= -0.05V
V
FBN
= +0.050V
V
FBN
= -0.050V
Falling edge
DRVN NCH On-Resistance
20
80
FBN Power-Ready Trip Level
REFERENCE
Reference Voltage
Reference Undervoltage
165
V
REF
-2μA < I
REF
< 50μA
V
REF
rising
1.223
0.9
1.269
1.2
V
V
ELECTRICAL CHARACTERISTICS
(V
IN
= +3.0V,
SHDN
= IN, V
SUPP
= V
SUPN
= +10V, TGND = PGND = GND, C
REF
= 0.22μF, C
INTG
= 2200pF,
T
A
= -40
°
C to +85
°
C
,
unless otherwise noted.) (Note 1)
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PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1779EUE 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(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
MAX1779EUE+ 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 Triple-Output TFT LCD RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(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
MAX1779EUE+T 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 Triple-Output TFT LCD RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(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
MAX1779EUE-T 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(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
MAX177C/D 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
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