參數(shù)資料
型號： MAX1889EGE
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： Triple-Output TFT LCD Power Supply with Fault Protection
中文描述： 2.8 A SWITCHING REGULATOR, 1250 kHz SWITCHING FREQ-MAX, QCC16
封裝： 5 X 5 MM, 0.90 MM HEIGHT, THIN, QFN-16
文件頁數(shù)： 4/32頁
文件大?。?/td> 796K
代理商： MAX1889EGE
M
Triple-Output TFT LCD Power Supply
with Fault Protection
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS
(V
IN
= 3V,
SHDN
= IN, C
REF
= 0.22μF, PGND = GND,
T
A
= -40
°
C to +85
°
C
.) (Note 4)
PARAMETER
SYMBOL
V
IN
CONDITIONS
MIN
2.7
2.55
2.2
MAX
5.5
2.85
2.5
1.0
1.0
1.269
UNITS
V
IN Supply Range
V
IN
rising
V
IN
falling
V
FB
= V
FBP
= 1.5V, V
FBN
= 0V (Note 1)
V
SHDN
= 0, V
IN
= 5V
-2μA < I
REF
< 50μA
IN ULVO Threshold
V
UVLO
V
IN Quiescent Current
IN Shutdown Current
REF Output Voltage
MAIN STEP-UP REGULATOR
Main Output Voltage Range
Operating Frequency
Oscillator Maximum Duty Cycle
FB Regulation Voltage
FB Fault Trip Level
Line Regulation
FB Input Bias Current
LX Switch On-Resistance
LX Current Limit
POSITIVE LINEAR-REGULATOR CONTROLLER
FBP Regulation Voltage
FBP Fault Trip Level
FBP Input Bias Current
FBP Effective Transconductance
Bandwidth
DRVP Sink Current
NEGATIVE LINEAR-REGULATOR CONTROLLER
FBN Regulation Voltage
FBN Fault Trip Level
FBN Input Bias Current
FBN Effective Transconductance
Bandwidth
DRVN Sink Current
LOGIC SIGNAL (
SHDN
)
Input Low Voltage
Input High Voltage
Input Current
I
IN
mA
μA
V
V
REF
1.231
V
MAIN
f
OSC
V
IN
0.75
78
1.215
0.96
13
1.25
92
1.260
1.04
0.45
+100
450
2.8
V
V
FREQ
= V
IN
MHz
%
V
V
%/V
nA
m
A
V
FB
I
LX
= 200mA, slope = 0 (Note 2)
V
FB
falling
V
IN
= 2.7V to 5.5V
V
FB
= 1.5V
I
FB
-100
R
LX(ON)
I
LIM
1.6
V
FBP
I
DRVP
= 0.2mA
V
FBP
falling
V
FBP
= 1.25V
V
DRVP
= 10V, I
DRVP
= 0.1mA to 2mA
(Note 2)
V
FBP
= 1.1V, V
DRVP
= 10V
1.213
0.96
-50
60
200
5
1.288
1.04
+50
V
V
nA
mS
kHz
mA
I
FBP
I
DRVP
V
FBN
I
DRVN
= 0.2mA
V
FBN
rising
V
FBN
= 0V
V
DRVN
= -10V, I
DRVN
= 0.1mA to 2mA
(Note 2)
V
FBN
= 200mV, V
DRVN
= -10V
95
325
-50
60
200
5
155
475
+50
mV
mV
nA
mS
kHz
mA
I
FBN
I
DRVN
100mV typical hysteresis
0.4
V
V
μA
1.6
I
SHDN
1
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1889EGE+ 制造商:Maxim Integrated Products 功能描述:TRIPLE-OUTPUT TFT LCD POWER SUPPLY WITH FAULT PROTECTION - Rail/Tube
MAX1889ETE 功能描述:LCD 驅(qū)動器 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
MAX1889ETE+ 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 Quad-Output TFT LCD Power Supply 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
MAX1889ETE+T 功能描述:LCD 驅(qū)動器 Quad-Output TFT LCD Power Supply 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
MAX1889ETE-T 功能描述:LCD 驅(qū)動器 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
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