{"product_id":"c122-1238786-mk328-transistor-tester-atmega328-8mhz-digital-triode-capacitance-esr-meter-with-18-inch-lcd-screen","title":"MK328 Transistor Tester ATmega328 8MHz Digital Triode Capacitance ESR Meter With 1.8 Inch LCD Screen","description":"\u003cdiv\u003e\n\u003cspan style=\"font-size:14px;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eFeature:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e1. The processor uses high-performance microcontroller ATmega328, using an external 8MHz crystal oscillator as the system clock.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e2. With 1.8-inch LCD screen, a resolution of 128X160, supports 65,536 colors.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e3. Single button operation, support for automatic shutdown for reducing power consumption.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e4. Supports battery power supply, shutdown current is less than 20nA.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e5. Each measurement time is about 2s, only measuring capacitance or inductance, the measurement time becomes longer.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e6. Automatic detection of NPN, PNP bipolar transistor, N-channel, P-channel MOSFET and JFET, diode, dual diode, P-IGPT, thyristor, thyristor and so on. For some thyristors and thyristors, when the transistor tester can not meet the trigger current and hold current requirements. The transistor tester can not test IGPTs that drive more than 5V.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e7. Support for pin identification test components.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e8. Support for bipolar transistor current amplification factor and base-emitter turn-on voltage test.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e9. Through the turn-on voltage and current amplification factor, you can determine the Darlington transistor.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e10. Supports the gate threshold voltage of the test MOSFET, the gate capacitance, and the drain-source on-resistance RDSon at 5V gate voltage.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e11. Support simultaneous measurement of two resistors, data in four decimal format display. Support potentiometer test, but when the potentiometer is adjusted to one end, this time can not distinguish between the middle pin and this pin.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e12. The minimum resistance resolution is 0.01 ohms, the maximum resistance is 50M ohms.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e13. A capacitor can be measured, the capacitance range 25pf ~ 100mF, resolution 1pF.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e14. Capacitance less than 25pF can be measured by connecting another known capacitance equal to or greater than 25pF in parallel, subtracting the known capacitance from the result to obtain the measured capacitance.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e15. When testing capacitors larger than 90nF, the series equivalent resistance is also displayed with a resolution of 0.01 ohms.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e16. When testing capacitances greater than 5000pF, the voltage loss after the test pulse can be measured and this parameter estimates the quality factor of the capacitor.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e17. Support simultaneous measurement of two diodes, additional display diode voltage drop.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e18. LED is identified as a diode, the test voltage drop is much larger than the average diode. Two-color diodes are identified as two diodes.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e19. The resistance of less than 2100 ohms its equivalent inductance is also measured, the range is 0.01mH ~ 20H, but the measurement accuracy is not very good.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e20. Program with self-test function, support for a variety of parameter calibration.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e21. Support frequency generator function, output by TP2, the output frequency range is 1Hz to 2MHz.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e22. Support a fixed frequency signal output from TP2, you can adjust the duty cycle by key.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003ePay attention:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e1. Before testing the capacitor, be sure to discharge the capacitor, otherwise the test pin may be damaged.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e2. When testing the components soldered on the circuit board, be sure to disconnect the power supply on the circuit board and residual voltage is not allowed on the test equipment.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eThe description of each interface is as follows:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eP4: 2.54-2PIN white seat, for input 7 - 12V DC voltage;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eOFF: ON\/OFF, reset button (S1);\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\n\u003cspan style=\"font-size:14px;\"\u003eTEST: Test adjustment, operation button (S2) for one-button operation of the entire circuit board;\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eInstruction for use:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e1. components placed:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eThe use of transistor tester is very simple, test pins TP1, TP2, TP3 regardless of the sequence. Components with only two pins can be placed on any two test pins. For three test pins in random order for the three-pin components. Two resistors and two diodes can be tested simultaneously.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e2. Press S1 reset button to turn off and then press S2 to restart the new measurement.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e3. Boot after long press S2 (greater than 1 s), enter the additional function selection interface, short press key to move the cursor, then long press entering corresponding attachment function interface, each detail is as follows:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e\u003cstrong\u003eFrequency:\u003c\/strong\u003e Frequency measurement function, frequency signal from PD4 pin input. When the input frequency is greater than 25KHz, the frequency resolution is 1Hz. When the value is less than that, the frequency resolution can reach 0.001Hz through the measurement period;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e\u003cstrong\u003eF-generator:\u003c\/strong\u003e Frequency Generator function, output by TP2, output frequency range is 1Hz to 2MHz;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e\u003cstrong\u003e10-bit PWM:\u003c\/strong\u003e A fixed 7812.5Hz frequency signal output from TP2, which can be used to adjust the ratio of the short button by 1%, and the long button is adjusted to the ratio of 10%.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e\u003cstrong\u003eC+ESR @tp1:3:\u003c\/strong\u003e Test the capacitance value between TP1 and TP3 test pins, and the result will give the equivalent input resistance. The capacitance range is 2uF~50mF, which can be measured continuously.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e\u003cstrong\u003eResistor meter:\u003c\/strong\u003e Resistance measurement;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e\u003cstrong\u003eCapacitor meter: \u003c\/strong\u003eCapacitance measurement;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e\u003cstrong\u003eC(uF)- correction:\u003c\/strong\u003e Sets the parameters of the large capacitance calibration, that is, the output result value is the actual measurement value plus or minus a certain ratio coefficient, which is the calibration coefficient. (note that unless you already know the function well, please don't change it);\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e\u003cstrong\u003eSelftest: \u003c\/strong\u003eSelf-check function (Follow the prompts to complete the self-test function);\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e\u003cstrong\u003eShow data:\u003c\/strong\u003e Displays some calibration parameters that are used within the corresponding software version;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e\u003cstrong\u003eTransit:\u003c\/strong\u003e Test transistor;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e\u003cstrong\u003eSwitch off:\u003c\/strong\u003e Enter immediate power shutdown;\u003c\/span\u003e\u003c\/div\u003e\n\u003cspan style=\"font-size:14px;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003ePackage includes:\u003c\/strong\u003e\u003c\/span\u003e1 x Tester\u003c\/span\u003e\u003cdiv\u003e\n\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eMOS tube test:\u003c\/strong\u003e\u003c\/span\u003e \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eCapacitance test:\u003c\/strong\u003e\u003c\/span\u003e \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eResistance test:\u003c\/strong\u003e\u003c\/span\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eTriode test:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Burnett Canada","offers":[{"title":"Default Title","offer_id":39187304317079,"sku":"C122-1238786","price":44.59,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0490\/2171\/4583\/products\/1238786.jpg?v=1613708215","url":"https:\/\/burnettcanada.ca\/ar\/products\/c122-1238786-mk328-transistor-tester-atmega328-8mhz-digital-triode-capacitance-esr-meter-with-18-inch-lcd-screen","provider":"Burnett Canada ","version":"1.0","type":"link"}