MAX4238ASA Ver la hoja de datos (PDF) - Maxim Integrated
Número de pieza
componentes Descripción
Fabricante
MAX4238ASA Datasheet PDF : 10 Pages
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Ultra-Low Offset/Drift, Low-Noise,
Precision SOT23 Amplifiers
Typical Operating Characteristics
(VCC = 5V, VCM = 0V, RL = 10kΩ connected to VCC/2, SHDN = VCC, TA = +25°C, unless otherwise noted.)
INPUT OFFSET DISTRIBUTION
50
40
30
20
10
OFFSET VOLTAGE vs. SUPPLY VOLTAGE
0.4
TA = +125°C
0.2
TA = +25°C
0
TA = -40°C
-0.2
OFFSET VOLTAGE
vs. COMMON-MODE VOLTAGE
0.4
0.2
TA = +125°C TA = +25°C
TA = -40°C
0
-0.2
0
-1.5 -1.2 -0.9 -0.6 -0.3 0 0.3 0.6 0.9 1.2 1.5
OFFSET VOLTAGE (µV)
OUTPUT HIGH VOLTAGE
vs. OUTPUT SOURCE CURRENT
0.30
VOH = VCC - VOUT
0.25
0.20
VCC = 2.7V
0.15
VCC = 5V
0.10
0.05
0
0
5
10
15
20
SOURCE CURRENT (mA)
MAX4238
GAIN AND PHASE vs. FREQUENCY (TA = -40°C)
80
60
40
20
0
-20
-40
-60
-80
-100
-120 VCC = 5V
-140
-160
AV = 1000V/V
CL = 100pF
RL = 10kΩ
-180
0.1k 1k 10k 100k 1M 10M
FREQUENCY (Hz)
-0.4
2.7
3.4
4.1
4.8
5.5
SUPPLY VOLTAGE (V)
-0.4
0
0.9
1.8
2.7
3.6
COMMON-MODE VOLTAGE (V)
OUTPUT LOW VOLTAGE
vs. OUTPUT SINK CURRENT
0.35
0.30
0.25
VCC = 2.7V
0.20
0.15
VCC = 5V
0.10
0.05
0
0
5
10
15
20
SINK CURRENT (mA)
MAX4238
GAIN AND PHASE vs. FREQUENCY (TA = +125°C)
80
60
40
20
0
-20
-40
-60
-80
-100
-120 VCC = 5V
-140
-160
AV = 1000V/V
CL = 100pF
RL = 10kΩ
-180
0.1k 1k 10k 100k 1M 10M
FREQUENCY (Hz)
MAX4238
GAIN AND PHASE vs. FREQUENCY (TA = +25°C)
80
60
40
20
0
-20
-40
-60
-80
-100
-120 VCC = 5V
-140
-160
AV = 1000V/V
CL = 100pF
RL = 10kΩ
-180
0.1k 1k 10k 100k 1M 10M
FREQUENCY (Hz)
MAX4239
GAIN AND PHASE vs. FREQUENCY (TA = +25°C)
80
60
40
20
0
-20
-40
-60
-80
-100
-120 VCC = 5V
-140
-160
AV = 1000V/V
CL = 100pF
RL = 10kΩ
-180
0.1k 1k 10k 100k 1M 10M
FREQUENCY (Hz)
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