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參數(shù)資料
| 型號： | MAX618 |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | 3.3-V ABT Scan Test Devices With 18-Bit Universal Bus Transceivers 68-CFP -55 to 125 |
| 中文描述： | 28V、PWM、升壓型DC-DC轉(zhuǎn)換器 |
| 文件頁數(shù)： | 3/14頁 |
| 文件大?。?/td> | 204K |
| 代理商： | MAX618 |
M
28V, PWM, S tep-Up DC-DC Converter
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS
(V
IN
= +6V, PGND = GND, C
VL
= 4.7μF,
T
A
= -40°C to +85°C
, unless otherwise noted.) (Note 2)
PARAMETER
SYMBOL
Input Voltage
V
IN
I
IN
V
IN
= 3V to 28V, V
FB
= 1.6V,
SHDN
= VL
100
0
0.1
1
10
100
1000
EFFICIENCY vs. OUTPUT CURRENT
(V
OUT
= 12V)
20
30
10
M
OUTPUT CURRENT (mA)
E
40
50
60
70
80
90
V
IN
= 8V
V
IN
= 5V
V
IN
= 3V
100
0
0.1
1
10
100
1000
EFFICIENCY vs. OUTPUT CURRENT
(V
OUT
= 28V)
20
30
10
M
OUTPUT CURRENT (mA)
E
40
50
60
70
80
90
V
IN
= 12V
V
IN
= 5V
V
IN
= 3V
Typic al Operating Charac teristic s
(Circuit of Figure 1, T
A
= +25°C.)
Note 2:
Specifications to -40°C are guaranteed by design, not production tested.
MIN
3
TYP
MAX
28
800
UNITS
V
μA
Supply Current, Full Load
I
IN
4
mA
Supply Current, Full Load,
VL Connected to IN
I
IN
7.5
mA
Supply Current Shutdown
VL Output Voltage
VL Undervoltage Lockout
FB Set Voltage
LX Voltage Range
LX Switch Current Limit
LX On-Resistance
Switching Frequency
I
IN
V
VL
V
VL
V
FB
V
LXON
I
LXON
R
LXON
f
10
3.3
2.85
1.545
28
3
0.6
312
μA
V
V
V
V
A
kHz
2.85
2.55
1.455
Supply Current, No Load
1.4
188
CONDITIONS
Rising edge, 1% hysteresis
V
IN
= 3.4V to 28V, V
FB
= 1.4V,
SHDN
= VL,
VL < V
IN
V
IN
= 28V, V
FB
= 1.6V,
SHDN
= GND
V
IN
= 3.5V or 28V, no load
V
IN
= 3V to 5.5, V
FB
= 1.4V,
SHDN
= VL = IN
PWM mode
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX618_09 | 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:28V, PWM, Step-Up DC-DC Converter |
| MAX618EEE | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 28V PWM Step-Up 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 |
| MAX618EEE/GG8 | 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 |
| MAX618EEE/GH9 | 制造商:Maxim Integrated Products 功能描述:STEP-UP DC-DC CONVERTER - Rail/Tube |
| MAX618EEE/V+T | 制造商:Maxim Integrated Products 功能描述:28V, PWM, STEP-UP DC-DC CONVERTER - Tape and Reel |
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