ATLAS DCA55 – Component analyser

Fitted with an LCD display, the Peak DCA55 can analyse a wide range of electronic components such as bipolar transistors, MOSFETs, SCRs, triacs, diodes, diode arrays, FET junctions (only the pin identified as the gate), LEDs, bicolour LEDs and RGB LEDs

SKU 8220-DCA55EAN 5410329460648Brand: PeakProduct type: Component & LED testers

Description

It automatically works out the type of component and its pinout, shows special details of the part such as protection diodes and shunt resistors, and parameters such as gain and leakage current in transistors, the gate threshold voltages of MOSFETs, forward voltage drops, and so on.

It has both manual and automatic power-off (it switches itself off if left idle for more than 30 seconds). Battery powered: 12 V (included). Dimensions (mm): 103x70x20.

The package includes: the component analyser, the three test leads and the instructions.

Technical specifications
  • MOSFET :
    โ€“ drain test current: 2.45 mA ~ 255 mA
    โ€“ gate resistance: 8 kOhm
    โ€“ drain test current: 4.5 mA
    โ€“ JFET source-drain test current: min. 0.5 mA ~ max. 5.5 mA
  • SCR/Triac:
    โ€“ gate test current: 4.5 mA
    โ€“ load test current: 5 mA
  • Diodes:
    โ€“ test current: 5 mA
    โ€“ voltage accuracy: -2%-20mV ~ +2%+20mV
    โ€“ Vf for LED identification: min. 1.5 V ~ max. 4 V
    โ€“ short-circuit threshold: 10 Ohm
  • Battery (included):
    โ€“ type: MN21 / L1028 / GP23A 12V alkaline
    โ€“ voltage: min. 7.50 V โ€“ typical 12 V

Technical details

Battery powered 12 V (included)
Dimensions (mm) 103x70x20
Short-circuit test current (Isc) min. -5.5 mA ~ max. 5.5 mA
Open-circuit test voltage (Voc) min. -5.1V ~ max. 5.1V
measurable gain (Hfe) from 4 to 65000
gain accuracy about 3% of reading - about 5 Hfe
Vceo test min. 2 V ~ max. 3 V
Vbe accuracy -2% -20mV ~ +2% +20 mV
VBE for Darlingtons (shunted) 0.95V ~ 1.80V (0.75V ~ 1.80V)
base-emitter shunt 50 kOhm ~ 70 kOhm
collector test current min. 2.45 mA ~ max. 2.55 mA
leakage 0.7 mA
gate threshold range min. 0.1V ~ max. 5V
threshold accuracy -2%-20mV ~ +2%+20mV

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