MAX9923F(2009) Ver la hoja de datos (PDF) - Maxim Integrated
Número de pieza
componentes Descripción
Fabricante
MAX9923F Datasheet PDF : 14 Pages
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Ultra-Precision, High-Side
Current-Sense Amplifiers
Typical Operating Characteristics
(VDD = 3.3V, VSHDN = VDD, VRSB = VRS+ = VRS- = 12V, TA = +25°C, unless otherwise noted.)
MAX9922 UNIPOLAR
GAIN ACCURACY HISTOGRAM
90
80
70
60
50
40
30
20
10
0
-0.5 -0.4 -0.3 -0.2 -0.1 0 0.1 0.2 0.3 0.4 0.5
GAIN ACCURACY (%)
MAX9922 INPUT
OFFSET VOLTAGE HISTOGRAM
60
50
40
30
20
10
0
-10 -8 -6 -4 -2 0 2 4 6 8 10
VOS (μV)
MAX9922
OFFSET VOLTAGE DRIFT HISTOGRAM
60
50
40
30
20
10
0
-50 -40 -30 -20 -10 0 10 20 30 40 50
TCVOS (nV/°C)
INPUT REFERRED OFFSET
vs. INPUT COMMON-MODE VOLTAGE
8
6
MAX9922
INPUT vs. OUTPUT
2.0
RF = 100kΩ
1.5 RG = 20kΩ
MAX9922
INPUT vs. OUTPUT
2.0
RF = 100kΩ
1.5 RG = 1kΩ
4
1.0
1.0
2
0.5
0.5
0
0
0
-2
-0.5
-0.5
-4
-1.0
-1.0
-6
-1.5
-1.5
-8
0
4 8 12 16 20 24 28
INPUT COMMON MODE (V)
-2.0
-250 -150
-50 0 50
150 250
DIFFERENTIAL INPUT (mV)
-2.0
-25 -15
-5 0 5
15
25
DIFFERENTIAL INPUT (mV)
GAIN ERROR
vs. INPUT COMMON-MODE VOLTAGE
0.5
1.0
REF = GND
0.9
VOH/VOL
vs. IOH/IOL
0.4
0.8
0.7
0.3
0.6
0.5
0.2
0.4
0.3
0.1
0.2
VOH
0
0
5
10
15
20
25
INPUT COMMON MODE (V)
0.1
0
0
VOL
2
4
6
8
10
OUTPUT CURRENT (mA)
6 _______________________________________________________________________________________
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