Smart Power Supply TBK-217A with Oscilloscope - Professional 150W Diagnostic

Description

The TBK-217A is much more than just a laboratory power supply; it is a hybrid diagnostic tool designed for the most demanding electronics technicians. By combining a stable 150W power supply (30V/5A) and a digital oscilloscope, it allows for extremely precise monitoring of the electrical behavior of motherboards. Its color screen not only displays the numerical values of voltage and current, but also the waveform of the signal, allowing you to visually detect micro-cuts, start-up instabilities, or abnormal consumption spikes that are invisible on a standard power supply.

Ideal for repairing smartphones and computers, the TBK-217A features multiple output interfaces, including USB ports for quick charge diagnostics. Its intelligent protection system instantly cuts off power in case of a short circuit, thus preserving your customers' sensitive components. With its ability to record and display consumption history, it becomes an essential ally in diagnosing "boot loop" failures or complex power management issues (PMIC). Compact and intuitive, it centralizes your measurement tools for a more efficient workbench and more precise diagnostics.

Technical Specifications

• Reference: TBK-217A (Smart Power Series)
• Total Power: 150W
• Adjustable Output: 0-30V / 0-5A
• Oscilloscope Function: Real-time signal and current visualization
• Display: High-definition color LCD screen
• Additional Ports: USB-A / USB-C output for charge testing
• Accuracy: 4-digit display (mV / mA)
• Safety: Active protection against short circuits and overloads

Workshop Tips & Usage

The major advantage of the TBK-217A lies in its "Graph" function: when starting up an iPhone, observe the current curve. A curve that stagnates or restarts in a loop at a specific level immediately indicates which boot step (NAND, CPU, RAM) is failing. Technical tip: Use the oscilloscope function to check the cleanliness of the output voltage of a regulator on a motherboard; if you see "noise" (excessive ripples), this often confirms a faulty filtering capacitor. Finally, make sure to calibrate your OCP limits (current protection) slightly above the normal consumption of the device being tested to avoid sudden cuts while remaining protected.