MAX44246_13 Datasheet, PDF (5/12 Pages) Maxim Integrated Products – 36V, Low-Noise, Precision, Dual Op Amp

MAX44246
36V, Low-Noise, Precision, Dual Op Amp
Typical Operating Characteristics
(V_DD = 10V, V_GND = 0V, V_IN+ = V_IN- = V_DD/2, R_L = 5kΩ to V_DD/2, T_A = -40°C to +125°C, unless otherwise noted. Typical values are
at T_A = +25°C.) (Note 3)
INPUT OFFSET VOLTAGE HISTOGRAM
35
INPUT OFFSET VOLTAGE DRIFT
HISTOGRAM
45
SUPPLY CURRENT PER AMPLIFIER
vs. SUPPLY VOLTAGE
500
30
40
450
35
400
VIN = VDD/2
25
30
350
NO LOAD
20
300
25
250
15
20
200
10
15
150
10
100
5
5
50
0
-1.5 -1.0 -0.5 0 0.5 1.0 1.5
OFFSET VOLTAGE (µV)
SUPPLY CURRENT PER AMPLIFIER
vs. TEMPERATURE
470
V_IN = V_DD/2
460 NO LOAD
450
440
0
-0.006 -0.004 -0.002 0 0.002 0.003 0.005
OFFSET VOLTAGE DRIFT (µV/°C)
INPUT OFFSET VOLTAGE vs. INPUT
COMMON-MODE VOLTAGE
3
2
1
0 5 10 15 20 25 30 35 40
SUPPLY VOLTAGE (V)
INPUT OFFSET VOLTAGE
vs. TEMPERATURE
5
430
0
0
420
-1
410
400
-2
390
-50 -25
0 25 50 75 100 125
TEMPERATURE (°C)
2000
1800
1600
1400
1200
1000
800
600
400
200
0
-200
-400
-600
-800
-1000
-1
INPUT BIAS CURRENT vs. VCM
vs. TEMPERATURE
IB+ (TA = +125°C)
IB- (TA = +25°C)
IB- (TA = +125°C) _{IB+ (TA = +25°C)}
IB- (TA = -40°C) _{IB+ (TA = -40°C)}
0123456789
VCM (V)
-3
0123456789
VCM (V)
INPUT BIAS CURRENT
vs. TEMPERATURE
1000
800
600
400
200
IB+
0
-200
IB-
-400
-600
-800
-1000
-50 -25
0 25 50 75 100 125
TEMPERATURE (°C)
-5
-50 -25
0 25 50 75 100 125
TEMPERATURE (°C)
COMMON-MODE REJECTION RATIO
vs. TEMPERATURE
180
170
160
150
140
130
120
110
100
90
80
-50 -25
0 25 50 75 100 125
TEMPERATURE (°C)
Maxim Integrated
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