LM358DR Datasheet, PDF (12/18 Pages) Rohm – TROPHY SERIES Operational Amplifiers

LM358DR/PWR/DGKR,LM2904DR/PWR/DGKR/VQDR/VQPWR
LM324DR/PWR/KDR,LM2902DR/PER/KDR/KPWR/KVQDR/KVQPWR
●Circuit Diagram
Vcc
Technical Note
IN-
OUT
IN+
GND
Fig.97 Circuit Diagram (each Op-Amp)
●Measurement Circuit 1 NULL Method Measurement Condition
Measurement item
VF S1 S2 S3
LM358/LM324 family
Vcc GND EK VICR
Vcc,GND,EK,VICR Unit:[V]
LM2904/LM2902 family _Calculation
Vcc GND EK VICR
Input Offset Voltage
VF1 ON ON OFF 5 to 30 0 ‐1.4 0 5 to 30 0 ‐1.4 0
1
Input Offset Current
VF2 OFF OFF OFF 5
0 ‐1.4 0
5
0 ‐1.4 0
2
Input Bias Current
VF3
VF4
OFF
ON
ON
OFF
OFF
5
5
0 ‐1.4 0
0 ‐1.4 0
5
5
0 ‐1.4 0
0 ‐1.4 0
3
Large Signal Voltage Gain
VF5
VF6
ON
ON
ON
15
15
0 ‐1.4 0
0 -11.4 0
15
15
0 ‐1.4 0
0 -11.4 0
4
Common-mode Rejection Ratio
VF7
VF8
ON
ON OFF
5
5
0 ‐1.4 0
5
0 ‐1.4 3.5 5
0 ‐1.4 0
0 ‐1.4 3.5
5
Supply Voltage Rejection Ratio
VF9
VF10
ON
ON OFF
5
30
0 ‐1.4 0
0 ‐1.4 0
5
30
0 ‐1.4 0
0 ‐1.4 0
6
－Calculation－
1.Input Offset Voltage (VIO)
VF1
Vio 
[V]
1+ Rf /Rs
2. Input offset current (IIO)
Iio  ^{VF2 - VF1} [A]
Ri (1+ Rf / Rs)
3.Input Bias Current (IIB)
Ib  ^{VF4 - VF3 [A]}
2× Ri (1+ Rf / Rs)
4.Large Signal Voltage Gain (AVD)
AV

20× Log
10× (1+ Rf /Rs)
VF6 - VF5
[dB]
5.Common-mode rejection ratio (CMRR)
CMRR
 20×
Log
3.5× (1+ Rf/
VF8-VF7
Rs)
[dB]
6.Supply Voltage rejection ratio (KSVR)
△^{Vcc×(1+Rf/Rs)}
PSRR ₌ 20×Log
[dB]
VF10 - VF9
△ Vc c =25V
0.1[μF]
VICR
S1
Rs
Ri
50[Ω] 10[kΩ]
50[Ω] 10[kΩ]
Rs
Ri
S2
Rf 50[kΩ]
Rf
50[kΩ]
500[kΩ]
Vcc
VOUT ^EK
DUT
S3
GND _RL
500[kΩ]
1000[pF]
0.1[μF]
+15[V]
-15[V]
V ^VF
Fig.98 Measurement Circuit 1 (each Op-Amp)
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12/17
2011.06 - Rev.B