The DCA Pro has an advanced new design, an improved graphic display, a USB interface, PC software, and an improved component identification library.

Features:

• Autonomous operation or with PC
• Automatic identification of the components
• Automatic identification of the pin assignment
• Identification of special functions, such as protection diodes and shunts
• Bipolar transistors: gain measurement and leakage current measurement, detection of silicon and germanium
• Gate threshold voltage measurement for enhancement type MOSFETs
• Measurement of semiconductor forward voltage of diodes, LEDs, and transistors (base-emitter)
• Automatic and manual switch-off

Technical data:

• Specification summary at 20°C (68°F) unless otherwise specified
• Short circuit test current (Isc): -5.5 mA to 5.5 mA
• Peak open voltage (Voc): -5.1 V to 5.1 V
• Transistor:
• Amplification range (Hfe): 4 - 65,000
• Gain accuracy: ± 3% ± 5 Hfe
• Vceo test voltage: 2.0 V - 3.0 V
• Vbe accuracy: -2% -20 mV to +2% +20 mV
• VBE for Darlington (shunted): 0.95 V - 1.80 V (0.75 V - 1.80 V)
• Base emitter shunt threshold: 50 kΩ - 70 kΩ
• BJT collector test current: 2.45 mA - 2.55 mA
• Acceptable BJT leakage current: 0.7 mA
• MOSFET:
• Gate threshold range: 0.1 V - 5.0 V
• Threshold accuracy: -2% -20 mV to +2% +20 mV
• Drain test current: 2.45 mA - 255 mA
• Gate resistance: 8 kΩ
• Depletion drain test current: 4.5 mA
• JFET drain-source test current: 0.5 mA - 5.5 mA
• Thyristor/triac:
• Gate test current: 4.5 mA
• Load test current: 5.0 mA
• Diode:
• Test current: 5.0 mA
• Voltage accuracy: -2% -20 mV to +2% +20 mV
• Vf for LED identification: 1.50 V - 4.00 V
• Short circuit threshold: 10 Ω
• Battery:
• Type: MN21 / L1028 / GP23A 12 V alkaline battery
• Voltage range: 7.50 V - 12 V
• Lo-bat indicator:.