參數(shù)資料
型號(hào)： MAX1778EUG
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： Quad-Output TFT LCD DC-DC Converters with Buffer
中文描述： 2.05 A SWITCHING REGULATOR, 1250 kHz SWITCHING FREQ-MAX, PDSO24
封裝： 4.40 MM, 1.10 MM HEIGHT, MO-153AD, TSSOP-24
文件頁(yè)數(shù)： 2/38頁(yè)
文件大小： 1051K
代理商： MAX1778EUG
M
Quad-Output TFT LCD DC-DC
Converters with Buffer
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
IN,
SHDN
, TGND, FLTSET to GND...........................-0.3V to +6V
DRVN to GND.........................................-0.3V to (V
SUPN
+ 0.3V)
DRVP to GND..........................................-0.3V to (V
SUPP
+ 0.3V)
PGND to GND.....................................................................±0.3V
RDY
, SUPB to GND................................................-0.3V to +14V
LX, SUPP, SUPN to PGND .....................................-0.3V to +14V
SUPL to GND..........................................................-0.3V to +18V
LDOOUT to GND ....................................-0.3V to (V
SUPL
+ 0.3V)
INTG, REF, FB, FBN, FBP to GND...............-0.3V to (V
IN
+ 0.3V)
FBL to GND .............-0.3V to the lower of (V
SUPL
+ 0.3V) or +6V
ELECTRICAL CHARACTERISTICS
(V
IN
= +3.0V,
SHDN
= IN, V
SUPP
= V
SUPN
= V
SUPB
= V
SUPL
= 10V, LDOOUT = FBL, BUF- = BUFOUT, BUF+ = FLTSET = TGND =
PGND = GND, C
REF
= 0.22μF, C
BUF
= 1μF,
T
A
= 0
°
C to +85
°
C
. Typical values are at T
A
= +25
°
C, unless otherwise noted.)
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.
BUFOUT, BUF+, BUF- to GND...............-0.3V to (V
SUPB
+ 0.3V)
Continuous Power Dissipation (T
A
= +70
°
C)
20-Pin TSSOP (derate 10.9mW/
°
C above +70
°
C) ......879mW
24-Pin TSSOP (derate 12.2mW/
°
C above +70
°
C) ......975mW
Operating Temperature Range
MAX1778EUG, MAX1883EUP........................-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
5.5
2.6
UNITS
V
V
Input Supply Range
Input Undervoltage Threshold
V
IN
rising, 40mV hysteresis (typ)
2.4
MAX1778/MAX1880/
MAX1883 (f
OSC
= 1MHz)
0.7
1
IN Quiescent Supply Current
I
IN
V
FB
= V
FBP
= 1.5V, V
FBN
= -0.2V
MAX1881/MAX1882/
MAX1884/MAX1885
(f
OSC
= 500kHz)
0.6
1
mA
MAX1778/MAX1880
(f
OSC
= 1MHz)
0.4
0.7
SUPP Quiescent Current
I
SUPP
V
FBP
= 1.5V
MAX1881/MAX1882
(f
OSC
= 500kHz)
0.3
0.5
mA
MAX1778/MAX1880
(f
OSC
= 1MHz)
0.4
0.7
SUPN Quiescent Current
I
SUPN
V
FBN
= -0.2V
MAX1881/MAX1882
(f
OSC
= 500kHz)
0.3
0.5
mA
IN Shutdown Current
V
SHDN
= 0, V
IN
= 5V
V
SHDN
= 0, V
SUPP
= 13V,
MAX1778/MAX1880/MAX1881/MAX1882
0.1
10
μA
SUPP Shutdown Current
0.1
10
μA
SUPN Shutdown Current
V
SHDN
= 0, V
SUPN
= 13V,
MAX1778/MAX1880/MAX1881/MAX1882
0.1
10
μA
SUPL Shutdown Current
V
SHDN
= 0, V
SUPL
= 13V
MAX1778/MAX1881/MAX1883/MAX1884
0.1
10
μA
SUPB Shutdown Current
V
SHDN
= 0, V
SUPB
= 13V
6
13
μA
相關(guān)PDF資料
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1778EUG+ 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 Quad-Output TFT LCD w/Buffer 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
MAX1778EUG+T 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 Quad-Output TFT LCD w/Buffer 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
MAX1778EUG-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
MAX1778EVKIT 功能描述:電源管理IC開發(fā)工具 MAX1778/80/81/82 Eval Kit RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評(píng)估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
MAX1779EUE 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
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