ITECH IT2705 Modular DC Power Analyzer

The IT2705 is a highly integrated modular DC power analysis platform designed for dynamic power consumption measurement, battery behavior simulation, and power characteristic research in R&D testing. It combines DC power, electronic loads, and an arbitrary waveform generator with an intuitive GUI. It supports Oscilloscope Sampling and Data Logging functions, allowing for the creation of complex testing scenarios without the need for secondary development.

The IT2705 supports a variety of functional modules, including DC power modules, bidirectional power supply modules, regenerative loads, and SMU modules, with a power range from 20W to 500W, and can be configured with up to 8 channels. It is applicable for testing IoT devices, chips, automotive electronics, smart wearable devices, and more. It helps engineers deeply analyze dynamic waveforms, instant responses, and key electrical characteristics, improving testing efficiency and accuracy.

Key Features

• Modular Design: Supports up to 8 modules (DC sources, Regenerative E-Loads, bidirectional power supply, SMU). Separate control and isolation between channels. Supports dual master-slave parallel setup for power range expansion.
• Multiple Functions: Supports LIST programming, sequence output, battery testing/simulation, user-defined waveform, sine sweep, and power on/off sequence functions.
• EIS Electrochemical Impedance Analysis: Integrated within the IT27814 module for auto-generating Nyquist and Bode plots.
• Graphical User Interface: 7-inch color display with icon-guided menu for easy operation. Supports voltage, current, and power waveform display and analysis in real-time. Supports Web control.
• High-Speed Sampling and Data Logging: Voltage and current sampling rate up to 200 kSa/s (scope mode). Multi-channel logging from seconds to days with built-in power consumption statistics. Minimum data logging interval of 20 µs.
• Communication Interfaces: Standard USB/LAN/CAN/DigitIO interfaces with free PV2700 control software.

Applications

• ? IoT device power consumption analysis
• Power IC testing
• DC-DC power module testing
• ? Battery testing and emulation
• Communication and RF module characterization
• Portable medical electronics testing
• ⚡ Semiconductor power device testing
• Battery impedance analysis
• Sensor and electronic component testing

8-Channel Modular Power Analysis Platform

The IT2705 is a powerful and efficient modular power analyzer supporting up to 8 different types of modules. With a full-color touchscreen, it allows real-time monitoring of all channel parameters and supports various meter view modes. All modules can operate synchronously, enabling unified control and monitoring. It is ideal for DC-DC module testing, integrating source and load into one frame to complete power supply, loading, measurement, and data acquisition in one unit, significantly improving R&D efficiency. The modular design supports flexible replacement and upgrades.

Scope View

All IT2705 modules offer a scope sampling rate up to 200 kHz, supporting high-bandwidth, real-time monitoring of DUT's voltage and current waveforms. No external probes are required, simplifying testing and improving analysis efficiency. Intuitive scope control keys are available on the front panel.

Data Logger View

The IT2705 features professional data logging capabilities. Each module can continuously measure and log voltage and current data in real-time to internal RAM or external USB. The data logging interval can be as short as 20 µs, ensuring fine-grained, lossless data capture for long-duration trend analysis and performance comparison.

Flexible Module Configurations

IT271XX Series DC Power Modules

Provide high-performance programmable DC output with full protection and accurate measurement. Feature CV/CC/CP modes and CC/CV priority switching. Support channel power on/off sequencing.

• Voltage Ranges: 20V, 60V, 150V
• Current Ranges: 3A, 10A, 5A
• Power Ranges: 200W, 500W

IT273XX Series Bidirectional DC Power Modules

Integrate source and sink functions, supporting bidirectional energy flow. Can provide stable power and absorb/feed back power. Support CV, CC, CP modes, sequence waveform, and arbitrary waveform output. Ideal for DC-DC bidirectional power supply, battery simulation, and charging/discharging testing.

• Voltage Ranges: 30V, 60V, 150V
• Current Ranges: ±15A, ±10A, ±5A
• Power Ranges: ±200W

IT275XX Series Regenerative DC Electronic Load Modules

Available in 200W and 500W configurations. Support various operating modes including CV, CC, CR, CP, and complex composite modes. Built-in arbitrary waveform generator allows simulation of complex loading for reliability verification and load simulation testing.

• Voltage Ranges: 30V, 60V, 150V
• Current Ranges: 15A, 10A, 5A
• Power Ranges: 200W, 500W

IT278XX Series Four-Quadrant SMU Modules

For low-power device testing, featuring multiple ranges, high sampling rates, and fast transient response. IT27814 integrates EIS for impedance spectrum testing. Supports seamless current auto-ranging for precise transient current capture.

• Voltage Ranges: 6V, 20V
• Current Ranges: 1A, 3A
• Power Ranges: 20W
• EIS Functionality: Available on IT27814.

Advanced Testing Functions

• LIST Mode: Precise step changes in voltage and current over time. Supports up to 2000 steps for complex waveforms.
• Arb Mode: Define voltage, current, power, or resistance values that change over time for precise output sequences. Supports built-in and user-defined waveforms.
• Sequence Mode: Combine multiple different types of waveform segments into a complete sequence file for automatic execution.
• Const Dwell Arbitrary (CDARB): Import user-captured data to generate arbitrary waveform output with constant dwell time. Supports up to 8000 points.
• Battery Simulation: Accurately replicate the voltage-current behavior of real batteries under different states of charge (SOC).
• Battery Charge/Discharge Testing: Supports CC/CV charging and CC, CP, CR discharging with flexible cutoff conditions.
• Sine Sweep: Supports sine sweep frequency output for analyzing DUT performance under different frequency conditions.
• Electrochemical Impedance Spectroscopy (EIS): Available on IT27814 module for battery impedance analysis and multi-frequency excitation testing.
• Power-On/Off Sequencing: Supports independent configuration of power-on/off delay for each module, enabling sequence control across channels for startup protection.

Load Modes and Dynamic Testing (IT275XX Modules)

Multiple Load Modes

Supports 10 load modes including basic CC, CV, CR, CP, and composite modes (e.g., CC+CV, CR+CV, AUTO). AUTO mode automatically switches between modes based on DUT conditions to prevent protection failures.

Dynamic Mode

Features high-speed switching between two set levels to simulate rapid changes in load conditions, essential for testing the transient response of power supplies and voltage regulators.

DC-DC Power Module Testing Example

Configuration: IT2705 Frame + DC Source Module + Load Module.

Testing Advantages: Integrates power supply, oscilloscope, and waveform generator in one unit, simplifying test setup. 200 kHz high-speed sampling accurately captures transient behavior. Supports arbitrary waveforms to simulate input disturbances. Centralized control of input and output ideal for complete DC-DC testing. Intuitive graphical interface requires no programming.

PV2700 Power Control Software

PV2700 is a graphical control and analysis software for the IT2705 system. It offers an intuitive interface for configuring output parameters, controlling channel states, and executing test procedures. Key features include real-time waveform display, integrated data logging with CSV export, professional power analysis, and automated test flow configuration.

IT2705 5U Frame Specifications

*1 The AC current is limited to 12.5Aac. When the mains voltage is low, power may be limited. For example: single-phase mains, phase voltage 100Vac, the power is :=100Vac*10Aac=1000VA

Module Specifications Overview

Detailed specifications for individual modules are extensive. Below is a summary of key parameters for each series:

IT271XX Series DC Source Modules

Key Parameters:

• Voltage Ranges: 30V, 60V, 150V
• Current Ranges: 15A, 10A, 5A
• Power Ranges: 200W
• Modes: CV, CC, CP (with priority switching)
• Functions: LIST, Sequence, ARB, Sine Sweep, etc.

IT273XX Series Bidirectional DC Source Modules

Key Parameters:

• Voltage Ranges: 30V, 60V, 150V
• Current Ranges: ±15A, ±10A, ±5A
• Power Ranges: ±200W
• Modes: CV, CC, CP (Source & Sink), Bidirectional energy flow
• Functions: LIST, Sequence, ARB, Battery Simulation, Charge/Discharge

IT275XX Series Regenerative DC Electronic Load Modules

Key Parameters:

• Voltage Ranges: 30V, 60V, 150V
• Current Ranges: 15A, 10A, 5A
• Power Ranges: 200W, 500W
• Modes: CV, CC, CR, CP, Composite modes (e.g., CC+CV), AUTO
• Functions: LIST, Sequence, ARB, Dynamic Mode, Regenerative capability

IT27814 / IT27814E Four-Quadrant SMU Modules

Key Parameters:

• Voltage Ranges: 6V, 20V
• Current Ranges: 1A, 3A
• Power Ranges: 20W
• Modes: 4-Quadrant operation
• Functions: Seamless current auto-ranging, LIST, Sequence, ARB, EIS (Electrochemical Impedance Spectroscopy)