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RAN
GE
DISPLAYING
VALUE
TEST
CONDITION
Diode forward volt
drop
Forward DC current
is approx. 1mA
,
backward voltage is
approx. 3V
Buzzer
rings,
the
impedance between
the two testing points
is less than(50±20)Ω
Open
voltage
is
approx. 3V
Overload protection
:
DC 250V or AC peak value.
Warning: Do not input any voltage value at this range
for safety!
3-2-2-9. hFE
Range
Scope
Testing condition
hFE NPN or
PNP
(
0~1000
)
β
Base DC current is
approx. 10uA
,
Vce is
approx. 3V
3-2-2-10.CONDUCTANCE MEASUREMENT
Range
Accuracy
Resolution
(0.1~100)nS
±
0.1nS