參數(shù)資料
型號： MAX1947ETA24
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： SWITCHING REGULATOR, DSO8
封裝： 3 X 3 MM, 0.80 MM HEIGHT, MO229/WEEC, EXPOSED PAD, TDFN-8
文件頁數(shù)： 3/10頁
文件大?。?/td> 817K
代理商： MAX1947ETA24
M
Low Input/Output Voltage
Step-Up DC-DC Converter with
RESET
_______________________________________________________________________________________
3
Note 2:
Limits are 100% production tested at T
A
= +25
°
C. Limits over the operating temperature range are guaranteed by design.
Note 3:
When BATT is greater than the output-voltage set point, the part is in track mode (see the
Track Mode
section).
ELECTRICAL CHARACTERISTICS (continued)
(V
BATT
= 1.5V, T
A
= -40
°
C to +85
°
C, unless otherwise noted. Typical values are at T
A
= +25
°
C.) (Note 2)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Startup to Normal-Mode Output
Transition Voltage
50mV hysteresis, rising edge
1.40
1.62
1.73
V
T
A
= 0°C to +85°C
T
A
= -40°C to +85°C
T
A
= 0°C to +85°C
T
A
= -40°C to +85°C
600
580
15
10
800
800
75
75
0.3
0.22
0.17
0.15
0.5
0.35
0.28
0.25
0.1
1
1000
1000
150
150
0.6
0.44
0.34
0.3
1.0
0.7
0.56
0.5
1
NFET Current Limit
mA
PFET Turn-Off Current
mA
MAX1947ETA18
MAX1947ETA25
MAX1947ETA30
MAX1947ETA33
MAX1947ETA18
MAX1947ETA25
MAX1947ETA30
MAX1947ETA33
Internal NFET
On-Resistance
I
LX
= 100mA
Internal PFET
On-Resistance
I
LX
= 100mA
T
A
= +25°C
T
A
= +85°C
LX Leakage Current
SHDN
= GND, V
OUT
= 0V,
V
LX
= 3.6V
μA
SHUTDOWN MODE
Shutdown Supply Current
SHDN
= GND
2
4
μA
V
IH
0.8 x
V
BATT
SHDN
Input Voltage
V
IL
0.18 x
V
BATT
100
V
SHDN
= OUT or GND, T
A
= +25
°
C
SHDN
= OUT or GND, T
A
= +85
°
C
1
5
SHDN
Input Bias Current
nA
OUT Discharge Resistance in
Shutdown
SHDN
= GND
500
1000
RESET
OUTPUT
Reset OUT Voltage Trip Level
Minimum V
OUT
for Valid Reset
Reset Timeout
V
OUT
falling, 1% hysteresis
87
0.9
65
90
93
%
V
ms
140
235
0.3
I
SINK
= 200μA
I
SOURCE
= 200μA
RESET
Output Voltage
0.8 x V
OUT
V
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1947ETA25 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:
MAX1947ETA25+ 制造商:Maxim Integrated Products 功能描述:CONV DC-DC SGL-OUT STEP UP 8TDFN EP - Rail/Tube
MAX1947ETA25+T 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 Step-Up w/RESET DC/DC Converter 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
MAX1947ETA25-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
MAX1947ETA30+ 制造商:Maxim Integrated Products 功能描述:CONV DC-DC SGL-OUT STEP UP 8TDFN EP - Rail/Tube 制造商:Maxim Integrated Products 功能描述:STEP-UP DC-DC CONVERTER WITH ACTIVE-LOW
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