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參數(shù)資料
| 型號(hào)： | MAX1542ETP |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類(lèi)： | 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(yè)數(shù)： | 5/20頁(yè) |
| 文件大?。?/td> | 506K |
| 代理商： | MAX1542ETP |
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M
TFT LCD DC-to-DC Converter with
Operational Amplifiers
_______________________________________________________________________________________
5
PARAMETER
SYMBOL
I
LIM
CONDITIONS
MIN
1.2
0.30
TYP
MAX
1.8
0.65
UNITS
A
LX Current Limit
Current-Sense Transresistance
OPERATIONAL AMPLIFIERS
SUP Supply Range
SUP Supply Current
Input Offset Voltage
Input Bias Current
V
FB
= 1V, duty cycle = 65%
V
SUP
I
SUP
V
OS
I
BIAS
4.5
13.0
2.1
12
±50
V
Buffer configuration, V
POS_
= 4V, no load
V
CM
= V
SUP
/2, T
A
= +25
o
C
NEG1, NEG2, POS1, POS2
mA
mV
nA
Input Common-Mode Voltage
Range
V
CM
0
V
SUP
V
I
OUT_
= 100μA
V
SUP
-
15
Output Voltage Swing High
V
OH
I
OUT_
= 5mA
V
SUP
-
150
mV
I
OUT_
= -100μA
I
OUT_
= -5mA
15
150
Output Voltage Swing Low
V
OL
mV
Source
Sink
50
50
Short-Circuit Current
To V
SUP
/2
mA
Output Source-and-Sink Current
Buffer configuration, V
POS_
= 4V,
|
V
OS
| < 10mV
40
mA
POSITIVE GATE-DRIVER TIMING AND CONTROL SWITCHES
DEL Capacitor Charge Current
DEL Turn-On Threshold
CTL Input Low Voltage
CTL Input High Voltage
SRC Input Voltage Range
During startup, V
DEL
= 1.0V
4
6
μA
V
V
V
V
V
TH (DEL)
1.178
1.302
0.6
V
IN
= 2.6V to 5.5V
V
IN
= 2.6V to 5.5V
2
28
130
180
30
MAX1542
MAX1543
V
DRN
= 8V, CTL = IN,
V
DEL
= 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
DRN
150
μA
MAX1542
MAX1543
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
60
COM to PGND Switch On-
Resistance (MAX1543)
R
COM(ON)
V
DEL
= 1.1V
350
1800
ELECTRICAL CHARACTERISTICS (continued)
(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.)
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1542ETP+ | 功能描述:LCD 驅(qū)動(dòng)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(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 |
| MAX1542ETP+T | 功能描述:LCD 驅(qū)動(dòng)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(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 |
| MAX1542ETP-T | 功能描述:LCD 驅(qū)動(dòng)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 |
| MAX1543ETP | 功能描述:LCD 驅(qū)動(dòng)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 |
| MAX1543ETP+ | 功能描述:LCD 驅(qū)動(dòng)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(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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