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參數(shù)資料
| 型號： | MAX1748EUE |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Triple-Output TFT LCD DC-DC Converter |
| 中文描述： | 2 A SWITCHING REGULATOR, 1250 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | 4.40 MM, 1.10 MM HEIGHT, 0.65 MM PITCH, MO-153-AB, TSSOP-16 |
| 文件頁數(shù)： | 4/16頁 |
| 文件大小： | 277K |
| 代理商： | MAX1748EUE |
M
Triple-Output TFT LCD DC-DC Converter
4
_______________________________________________________________________________________
PARAMETER
SYMBOL
V
IN
V
UVLO
I
IN
I
SUPP
I
SUPN
CONDITIONS
MIN
2.7
2.2
MAX
5.5
2.6
1
0.8
0.8
10
10
10
UNITS
V
V
mA
mA
mA
μ
A
μ
A
μ
A
Input Supply Range
Input Undervoltage Threshold
IN Quiescent Supply Current
SUPP Quiescent Current
SUPN Quiescent Current
IN Shutdown Current
SUPP Shutdown Current
SUPN Shutdown Current
MAIN BOOST CONVERTER
Output Voltage Range
FB Regulation Voltage
FB Input Bias Current
Operating Frequency
Oscillator Maximum Duty Cycle
LX Switch On-Resistance
LX Leakage Current
V
IN
rising, 40mV hysteresis (typ)
V
FB
= V
FBP
= 1.5V, V
FBN
= -0.2V
V
FBP
= 1.5V
V
FBN
= -0.1V
V
SHDN
= 0, V
IN
= 5V
V
SHDN
= 0, V
SUPP
= 13V
V
SHDN
= 0, V
SUPN
= 13V
V
MAIN
V
FB
I
FB
F
OSC
V
IN
1.225
-50
0.75
78
13
V
V
nA
MHz
%
μ
A
1.271
50
1.25
90
0.7
20
0.500
2.0
1.14
V
FB
= 1.25V, INTG = GND
R
LX(ON)
I
LX
I
LX
= 100mA
V
LX
= 13V
Phase I = soft-start (1.0ms)
Phase IV = fully on (after 3.0ms)
0.275
1.1
1.07
LX Current Limit
I
LX(MAX)
A
FB Fault Trip Level
POSITIVE CHARGE PUMP
SUPP Input Supply Range
FBP Regulation Voltage
FBP Input Bias Current
DRVP PCH On-Resistance
V
V
SUPP
V
FBP
I
FBP
2.7
1.20
-50
13
1.30
50
10
4
V
V
nA
k
V
V
FBP
= 1.5V
V
FBP
= 1.213V
V
FBP
= 1.275V
Rising edge
DRVP NCH On-Resistance
20
FBP Power-Ready Trip Level
NEGATIVE CHARGE PUMP
SUPN Input Supply Range
FBN Regulation Voltage
FBN Input Bias Current
DRVN PCH On-Resistance
1.091
1.159
V
SUPN
V
FBN
I
FBN
2.7
-50
-50
13
50
50
10
4
V
mV
nA
k
mV
V
FBN
= -0.05V
V
FBN
= 0.035V
V
FBN
= -0.025V
Rising edge
DRVN NCH On-Resistance
20
80
FBN Power-Ready Trip Level
REFERENCE
Reference Voltage
Reference Undervoltage
165
V
REF
-2
μ
A < I
REF
< 50
μ
A
V
REF
rising
1.223
0.9
1.269
1.2
V
V
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= +3.0V,
SHDN
= IN, V
SUPP
= V
SUPN
= 10V, TGND = PGND = GND, C
REF
= 0.22μF, C
INTG
= 470pF,
T
A
= -40
°
C to +85
°
C
,
unless otherwise noted.) (Note 1)
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1748EUE+ | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 Triple-Output TFT LCD DC/DC Converters 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 |
| MAX1748EUE+T | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 Triple-Output TFT LCD DC/DC Converters 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 |
| MAX1748EUE-T | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 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 |
| MAX1748EUE-TG069 | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| MAX1748EVKIT | 功能描述:電源管理IC開發(fā)工具 MAX1748 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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