CRT Readout Transistor Curve Tracer
XJ4822
Transistor
Curve Tracer XJ4822B
XJ4822 is a CRT readout transistor curve tracer, which is used to measure the static parameters of transistors, diodes, MOSFETS and other semiconductor devices. The measuring settings are displayed by using a dot cursor.
FEATURES
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Dot cursor measurement and character readout (only XJ4822)
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Dual families display for matching components
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Max measuring power up to 100W
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Step voltage ±10V +⊿VB ±5V with Iow internal resistance,
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Max collector voltage up to 3KV (option)
- Over current alarm and cut-off
Specifications
| Collector Current (IC) | 10μA/div - lA/div in 16 steps |
| Diode Current (IR) | 0.2μA/div – 5μA/div in 5 steps |
| Ic, Ir Multiplier | x 0.1 |
| Collector Voltage (VC) | 0.05V/div ~ 50V/div in 10 steps |
| Base Voltage (VB) | 0.05V/div - 1V/div in 5 steps |
| Diode Voltage (VR) | 100V/div - 500V/div in 3 steps |
| Step Current (IB) | 0.02μA/step – 50 mA/step in 16 steps |
| Step Voltage (VB) | 0.05V/step - 1V/step in 5 steps |
| Collector Voltage Range | 0 - 10V, 0 - 50V, 0 ~ 100V and 0 - 500V continuously variable |
| Power limit Resistance | 0- 500kΩ±10% in 11 steps |
| CRT Character Readout | |
| Y axis | Display A/div (IC, IR) |
| X axis | Display A/div (VC, VR, VBE) |
| Step | Display A/div (IB, VB) |
| Press-in the button, | |
| In D state | move cursor "+" for reading out ID and VD |
| In T state | move cursor" ~ "for reading out and Gm |
| Other | |
| Power Supply | AC 220V/50Hz |
| Power Consumption | 80VA approx |
| Dimensions | 240B x 360H x 590D mm |
| Weight | 17kg approx |
Note:The features of XJ4822B is as same as of XJ4822, except that no cursor measurement and character readout are provided