IR2130/IR2132(J)(S) & (PbF)
3V
0V
CA- +
-
VS0
15V
VCC
VSS
CAO
50 pF
∆T1
∆T2
3V
90%
∆V
0V
10%
∆V
∆V
SR+ = ∆T1
SR- = ∆T2
Figure 7. Operational Amplifier Slew Rate
Measurement
+
0.2V
15V
VS0 +
VCC
CA-
-
VSS
20k
1k
CAO
VOS
=
VCAO
21
- 0.2V
Figure 8. Operational Amplifier Input Offset Voltage
Measurement
-
CA-
+
VS0
15V
VCC
VSS
CAO
Measure VCAO1 at VS0 = 0.1V
VCAO2 at VS0 = 5V
CMRR = -20*LOG
(VCAO1-0.1V) - (VCAO2-5V)
4.9V
(dB)
Figure 9. Operational Amplifier Common Mode
Rejection Ratio Measurements
VCC
VS0 +
CA-
-
VSS
+
0.2V
20k
1k
CAO
Measure VCAO1 at VCC = 10V
VCAO2 at VCC = 20V
PSRR = -20*LOG
VCAO1 - VCAO2
(10V) (21)
Figure 10. Operational Amplifier Power Supply
Rejection Ratio Measurements
8
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