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參數(shù)資料
| 型號： | MAX1542ETP |
| 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)： | 7/20頁 |
| 文件大?。?/td> | 506K |
| 代理商： | MAX1542ETP |
M
TFT LCD DC-to-DC Converter with
Operational Amplifiers
_______________________________________________________________________________________
7
-30
100
100k
10k
1k
FREQUENCY (Hz)
OPERATIONAL AMPLIFIER FREQUENCY
RESPONSE FOR VARIOUS C
LOAD
20
-10
-20
10
0
M
M
V
SUP
= 8V
A
V
= 1
R
L
= 10k
1000pF
15pF
56pF
100pF
100
0
1
100
1000
OPERATIONAL AMPLIFIER OVERSHOOT
vs. LOAD CAPACITANCE
20
M
LOAD CAPACITANCE (pF)
O
40
60
80
V
SUP
= 8V
R
L
= 10k
A
= 1
POS_ = 4V
±
50mV
FALLING EDGE
RISING EDGE
Typical Operating Characteristics (continued)
(V
IN
= 3.3V, V
MAIN
= 8V, f
OSC
= 1.2MHz, T
A
= +25
°
C, unless otherwise noted.)
OPERATIONAL AMPLIFIER
OUTPUT LOW VOLTAGE vs. LOAD
M
I
OUT_
(mA)
V
O
8
6
4
2
40
80
120
160
0
0
10
V
SUP
= 8V
A
V
= 1
OPERATIONAL AMPLIFIER
OUTPUT HIGH VOLTAGE vs. LOAD
M
I
OUT_
(mA)
V
S
O
8
6
4
2
40
80
120
160
0
0
10
V
SUP
= 8V
A
V
= 1
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
M
FREQUENCY (Hz)
P
1k
100
10
1
20
40
60
80
100
120
0
0.1
10k
V
SUP
= 8V
OPERATIONAL AMPLIFIER
SETTLING TIME vs. STEP SIZE
M
STEP SIZE (V)
S
1.4 1.6 1.8
1.0 1.2
0.4 0.6 0.8
0.2
100
50
200
150
300
250
400
450
350
500
0
0
2.0
V
SUP
= 8V
A
V
= +1
R
L
= 10k
C
L
= 10pF
V
CM
= 4V
RISING EDGE
FALLING EDGE
STEP-UP REGULATOR
LOAD-TRANSIENT RESPONSE
40
μ
s/div
I
MAIN
200mA/div
I
L
500mA/div
200mA
20mA
V
AC-COUPLED
100mV/div
L = 4.7
μ
H
R
COMP
= 120k
C
COMP
= 470pF
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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 |
| MAX1542ETP+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 |
| MAX1542ETP-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 |
| MAX1543ETP | 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 |
| 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 |
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