Tonghui TH2822 - Page 90

89
10kHz
1000mH 400.0mH∼999.99mH 0.80%+3 0.0080 Parallel
400mH 40.00mH∼399.99mH 0.35%+2 0.0035 Parallel
40mH 4.000mH∼39.999mH 0.25%+2 0.0025 ----
4mH 400.0uH∼3.9999mH 0.30%+2 0.0030 Series
400μH 40.00uH∼399.99μH 0.45%+2 0.0045 Series
40μH 0.00uH∼39.99μH 1.40%+5 ------ Series
100kHz
100mH 40.00mH∼399.99mH 1.20%+5 0.0120 Parallel
40mH 4.000mH∼39.999mH 0.80%+2 0.0080 Parallel
4mH 400.0uH∼3.9999mH
0.50%+2 0.0050 ----
400μH 40.00uH∼399.99μH 0.50%+2 0.0050 Series
40μH 4.000uH∼39.999μH 0.80%+5 0.0080 Series
4μH 0.000uH∼3.999μH 2.50%+10 ------ Series
*Note: Accuracy of De is assessed when De <0.5
Quality factor Q and Accuracy Qe is calculated by the
following formula:
when
ex
DQ ×
≤ 1，
ex
ex
e
DQ
DQ
Q
×
×
±=
1
2
Where,
x
Q
is the measurement value.