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參數(shù)資料
| 型號： | MAX5025 |
| 廠商： | Maxim Integrated Products, Inc. |
| 元件分類： | DC/DC變換器 |
| 英文描述： | 500kHz, 36V Output, SOT23, PWM Step-Up DC-DC Converters |
| 中文描述： | 500kHz、36V輸出、SOT23封裝、PWM升壓型DC-DC轉(zhuǎn)換器 |
| 文件頁數(shù)： | 3/13頁 |
| 文件大小： | 258K |
| 代理商： | MAX5025 |
M
500kHz, 36V Output, SOT23, PWM Step-Up
DC-DC Converters
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= 5V,
SHDN
= V
CC
, T
A
= -40
°
C to +85
°
C, unless otherwise noted. Typical values are at T
A
= +25
°
C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
1.19
28.5
1.212
29.0
TYP
1.25
30.0
1.25
30
110
100
MAX
1.31
31.5
1.288
31
310
170
UNITS
MAX5025, V
CC
= 4.5V to 11V
MAX5027, V
CC
= 4.5V to 11V
MAX5026, V
CC
= 3.3V to 11V
MAX5028, V
CC
= 3.3V to 11V
MAX5025/MAX5026, FB = 1V
MAX5027/MAX5028, FB = 30V
FB Set Point
V
FB
V
nA
μA
FB Input Bias Current
I
FB
Output Voltage
Adjustment Range
MAX5025/MAX5026
V
CC
+ 1
36
V
LX OUTPUT
MAX5026/MAX5028,
V
CC
= 3V
V
CC
= 5V
V
CC
= 11V
2.0
4.0
1.3
1.0
260
3.0
2.5
LX On-Resistance
R
ON
I
LX
= 40mA
Switch Current Limit
I
LIM
Note 2
mA
MAX5025/MAX5026,
V
FB
= 1.4V
LX Leakage Current
V
LX
= 40V
MAX5027/MAX5028,
V
FB
= 35V
0.01
10
μA
LOGIC INPUT:
SHDN
Input Low Level
Input High Level
Input Bias Current
V
IL
V
IH
0.8
V
V
μA
2.4
-1
1
Note 1:
All devices are 100% production tested at T
A
= +25
°
C. All temperature limits are guaranteed by design.
Note 2:
Switch current-limit accuracy is typically ±20% and is a function of the input voltage. I
LIM
= (V
IN
/5) (260mA).
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