參數(shù)資料
型號： MAX1543ETP
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： TFT LCD DC-to-DC Converter with Operational Amplifiers
中文描述： 1.8 A SWITCHING REGULATOR, 1400 kHz SWITCHING FREQ-MAX, PQCC20
封裝： 5 X 5 MM, 0.8 MM HEIGHT, EXPOSED PAD, TQFN-20
文件頁數(shù)： 4/20頁
文件大?。?/td> 506K
代理商： MAX1543ETP
M
TFT LCD DC-to-DC Converter with
Operational Amplifiers
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS
(V
IN
= 3V, V
SUP
= 8V, V
SRC
= 28V, FREQ = IN (MAX1543), PGND = AGND = 0,
T
A
= -40
°
C to +85
°
C,
unless otherwise noted.)
PARAMETER
SYMBOL
V
TH(DEL)
CONDITIONS
MIN
1.178
TYP
1.240
MAX
1.302
UNITS
V
DEL Turn-On Threshold
DEL Discharge Switch On-
Resistance
During UVLO, V
IN
= 2.2V
20
CTL Input Low Voltage
CTL Input High Voltage
CTL Input Leakage Current
CTL-to-SRC Propagation Delay
SRC Input Voltage Range
V
IN
= 2.6V to 5.5V
V
IN
= 2.6V to 5.5V
CTL = AGND or IN
0.6
V
V
μA
ns
V
2
-1
+1
100
28
130
180
30
MAX1542
MAX1543
70
100
15
V
D RN
= 8V C TL = IN
V
D E L
= 1.5V
V
DRN
= 8V, CTL = AGND, V
DEL
= 1.5V
V
DRN
= 8V, CTL = AGND, V
DEL
= 1.5V,
MAX1543
SRC Input Current
I
SRC
μA
DRN Input Current
I
DRC
90
150
μA
MAX1542
MAX1543
5
15
10
30
SRC to COM Switch On-
Resistance
R
SRC(ON)
V
DEL
= 1.5V,
CTL = IN
DRN to COM Switch On-
Resistance (MAX1543)
R
DRN(ON)
V
DEL
= 1.5V, CTL = AGND
30
60
COM to PGND Switch On-
Resistance (MAX1543)
R
COM(ON)
V
DEL
= 1.1V
350
1000
1800
PARAMETER
SYMBOL
V
IN
CONDITIONS
MIN
2.6
2.3
2.2
TYP
MAX
5.5
2.7
2.5
0.65
6.5
UNITS
V
IN Supply Range
V
IN
rising
V
IN
falling
V
FB
= 1.3V, LX not switching
V
FB
= 1.1V, LX switching
IN Undervoltage Lockout
Threshold
V
UVLO
V
IN Quiescent Current
I
IN
mA
MAIN STEP-UP REGULATOR
Output Voltage Range
V
MAIN
V
IN
1000
512
1000
1.215
0.96
13
1400
768
1400
1.260
1.04
0.15
300
400
V
MAX1542
FREQ = AGND
FREQ = IN
Operating Frequency
f
OSC
MAX1543
kHz
FB Regulation Voltage
FB Fault Trip Level
FB Line Regulation
FB Transconductance
LX On-Resistance
V
FB
No load
V
FB
falling
V
IN
= 2.6V to 5.5V
I
COMP
= 5μA
V
V
%/V
μS
m
75
R
LX(ON)
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= 3V, V
SUP
= 8V, V
SRC
= 28V, FREQ = IN (MAX1543), PGND = AGND = 0,
T
A
= 0
°
C to +85
°
C
, typical values at T
A
= +25
°
C,
unless otherwise noted.)
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參數(shù)描述
MAX1543ETP+ 功能描述:LCD 驅(qū)動器 TFT LCD DC/DC Conv w/Op Amps RoHS:否 制造商:Maxim Integrated 數(shù)位數(shù)量:4.5 片段數(shù)量:30 最大時鐘頻率: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
MAX1543ETP+T 功能描述:LCD 驅(qū)動器 TFT LCD DC/DC Conv w/Op Amps RoHS:否 制造商:Maxim Integrated 數(shù)位數(shù)量:4.5 片段數(shù)量:30 最大時鐘頻率: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
MAX1543ETP-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
MAX1543EVKIT 功能描述:顯示開發(fā)工具 MAX1542/3 Eval Kit RoHS:否 制造商:4D Systems 產(chǎn)品:4Display Shields 工具用于評估:?OLED-160-G1, ?OLED-160-G2 接口類型:Serial 工作電源電壓:5 V
MAX1544ETL 功能描述:電壓模式 PWM 控制器 RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓撲結(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
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