TST294
TRANSISTOR TEST
Features
.Various semiconductor DC parameters
transistor, diode, triac, FET
.Capacitor withstand voltage
.Varistor protection voltage
.Electrical appliance insulation
.78 & 79 series voltage regulator
.Neon bulb and lamp starting voltage
.AC Voltage Test
| Parameter | Measuring range | Display | Resolution | Operating condition |
|---|
V(BR)
Breakdown voltage | 1000V | 0~1000 | 1V | Breakdown current less than 1mA |
| 200V | 0~199.9 | 0.1V |
VCE(sat)
Collector-emitter
saturation
voltage drop | 2A(lc) | 0~6.00 | 0.01 | Ic approx.2000mA
Ib approx.200mA |
| 800mA(lc) | Ic approx.800mA
Ib approx.80mA |
| 100mA(lc) | Ic approx.100mA
Ib approx.10mA |
| 10mA(lc) | Ic approx.10mA
Ib approx.1mA |
hFE
DC current gain | 10mA(lb) | 0~199.9 | 0.1 | Ic approx.10mA |
| 1mA(lb) | 0~1999 | 1 | Ib approx.1mA |
| 10uA(lb) | Ib approx.0.01mA |
Iceo
Reverse leakage
current | 2000uA | 0~1999 | 1uA | Testing voltage approx.27V |
78 & 79 voltage
regulation | 78XX/79XX | 0~24.0 | 0.1V |
| Power source | 1.5V alkaline battery(AA)x4 or 6VDC/2A power supply |
| Dimensions | 150(W)x70(H)x100(D)mm |
| Weight | 670g |
