參數(shù)資料
型號(hào): MAX471
廠商: Maxim Integrated Products, Inc.
英文描述: Precision, High-Side Current-Sense Amplifiers
中文描述: 高精度、高邊電流檢測(cè)放大器
文件頁(yè)數(shù): 5/12頁(yè)
文件大小: 120K
代理商: MAX471
M
Prec ision, High-S ide
Current-S ense Amplifiers
_______________________________________________________________________________________
5
25
-25
0.1
10
1000
MAX472
ERROR vs. SENSE VOLTAGE
M
V
SENSE
(mV)
E
15
5
0
-5
-15
1
100
V
RG1
-V
RG2
V
RG2
-V
RG1
1mA
10mA
100mA
ISENSE
1A
0.1
0
0.2
0.3
0.4
0.5
MAX471
NOISE vs. LOAD URRENT
I
R
)
M
____________________________Typic al Operating Charac teristic s (c ontinued)
(Typical Operating Circuit (MAX471) or circuit of Figure 4, RG1 = RG2 = 200
, R
OUT
= 2k
(MAX472), T
A
= +25°C, unless
otherwise noted.)
100
μ
s/div
V
CC
= 10V, R
OUT
= 2k
1%, SIGN PULL-UP = 50k
1%
LOAD
CURRENT
50mA/div
V
OUT
50mV/div
MAX471
0mA to 100mA TRANSIENT RESPONSE
0A
10
μ
s/div
I
LOAD
= 1A, R
OUT
= 2k
1%
V
OUT
500mV/div
MAX471
START-UP DELAY
V
SHDN
5V/div
10
μ
s/div
R
OUT
= 2k
1%
I
LOAD
1A/div
MAX471
0A TO3A TRANSIENT RESPONSE
V
OUT
10mV/div
100
μ
s/div
V
CC
= 10V, R
OUT
= 2k
1%, SIGN PULL-UP = 50k
1%
LOAD
CURRENT
100mA/div
50mA/div
V
OUT
50mV/div
MAX471
-100mA to +100mA TRANSIENT RESPONSE
SIGN
50mV/div
0A
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