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參數(shù)資料
| 型號： | MAX1747 |
| 廠商： | Maxim Integrated Products, Inc. |
| 元件分類： | DC/DC變換器 |
| 英文描述： | Triple Charge-Pump TFT LCD DC-DC Converter |
| 中文描述： | 三路電荷泵TFT LCD DC-DC轉(zhuǎn)換器 |
| 文件頁數(shù)： | 2/13頁 |
| 文件大?。?/td> | 401K |
| 代理商： | MAX1747 |
M
Triple Charge-Pump TFT LCD
DC-DC Converter
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
IN, SUPM, OUT, TGND to GND................................-0.3V to +6V
SHDN
........................................................................-0.3V to +1V
PGND to GND.....................................................................±0.3V
SUPM to IN .........................................................................±0.3V
CXN to PGND.........................................-0.3V to (V
SUPM
+ 0.3V)
CXP to PGND ............................(V
SUPM
- 0.3V) to (V
OUT
+ 0.3V)
DRVN to GND.........................................-0.3V to (V
SUPN
+ 0.3V)
DRVP to GND..........................................-0.3V to (V
SUPP
+ 0.3V)
RDY
to GND ...........................................................-0.3V to +14V
SUPP, SUPN to GND..............................................-0.3V to +14V
INTG, REF, FB, FBN, FBP to GND...............-0.3V to (V
IN
+ 0.3V)
ELECTRICAL CHARACTERISTICS
(V
IN
= V
SUPM
= +3.0V, V
SUPP
= V
SUPN
= +5V, TGND = PGND = GND, I
SHDN
= 22μA, C
OUT
= 2
4.7μF, C
REF
= 0.22μF, C
INTG
=
1500pF, V
OUT
= +5V,
T
A
= 0°C to +85°C
,
unless otherwise noted. Typical values are at T
A
= +25°C.)
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
Continuous Current into:
SUPM, CXN, CXP, OUT..............................................±800mA
SUPP, SUPN, DRVN, DRVP........................................±200mA
SHDN
...........................................................................+100μA
All Other Pins....................................................................±10mA
Continuous Power Dissipation (T
A
= +70°C)
20-Pin TSSOP (derate 10.9mW/°C above +70°C) .......879mW
Operating Temperature Range............................-40°C to +85°C
Junction Temperature......................................................+150°C
Storage Temperature Range.............................-65°C to +150°C
Lead Temperature (soldering, 10s).................................+300°C
PARAMETER
SYMBOL
V
IN
V
UVLO
CONDITIONS
MIN
2.7
2.2
TYP
MAX
4.5
2.6
U N T S
V
V
Input Supply Range
Input Undervoltage Threshold
V
IN
falling, 40mV hysteresis (typ)
2.4
Input Quiescent Supply
Current
I
IN
+
I
SUPM
V
FB
= V
FBP
= 1.5V, V
FBN
= -0.2V, V
OUT
= 5V,
no load on DRVN and DRVP; CXN
and CXP open
0.9
1.0
mA
Output Quiescent Supply
Current
I
Q(OUT)
V
FB
= V
FBP
= 1.5V, V
FBN
= -0.2V, V
OUT
= 5V,
no load on DRVN and DRVP; CXN and
CXP open
2.5
4.0
mA
Shutdown Supply Current
Operating Frequency
MAIN CHARGE PUMP
Output Voltage Range
Maximum Output Current
FB Regulation Voltage
FB Input Bias Current
Integrator Transconductance
FB Power-Ready Trip Level
FB Fault Trip Level
V
SHDN
= 0, V
SUPM
= 5V
I
SHDN
= 22
μ
A
0.1
1
20
1.2
μ
A
MHz
f
OSC
0.65
V
OUT
I
OU T( M AX
V
FB
I
FB
4.5
200
1.237
-50
5.5
V
C
X
= 0.47
μ
F
mA
V
nA
μ
S
V
V
1.248
1.263
+50
V
FB
= 1.25V
530
1.125
1.100
Rising edge
Falling edge
1.09
1.16
Main Soft-Start Period
4.096
/ F
OSC
s
NEGATIVE LOW-POWER CHARGE PUMP
SUPN Input Supply Range
SUPN Quiescent Current
SUPN Shutdown Current
FBN Regulation Voltage
V
SUPN
I
SUPN
2.7
13
0.8
10
+50
V
V
FBN
= -0.2V, no load on DRVN
V
SHDN
= 0, V
SUPN
= 13V
0.6
0.1
0
mA
μ
A
mV
V
FBN
-50
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| MAX1747EUP | Triple Charge-Pump TFT LCD DC-DC Converter |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1747EUP | 功能描述:電荷泵 RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube |
| MAX1747EUP+ | 功能描述:電荷泵 Triple Charge-Pump TFT LCD DC/DC Conv RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube |
| MAX1747EUP+T | 功能描述:電荷泵 Triple Charge-Pump TFT LCD DC/DC Conv RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube |
| MAX1747EUP-T | 功能描述:電荷泵 RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube |
| MAX1747EVKIT | 功能描述:電源管理IC開發(fā)工具 MAX1747 Eval Kit RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
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