Xiamen Dexing Magnet Tech. Co., Ltd.

The high voltage amplifier converts the input voltage into high voltage and outputs a waveform. The demand for high-voltage amplifiers is increasing, making them an indispensable tool in research, development, testing, and system integration across fields such as electronics, physics, biology, chemistry, and medical industries. DEXINMAG produces various high-voltage amplifiers to meet customer requirements for functional material testing.

1. Overview

The DXAM-2KV is an ideal single-channel high-voltage amplifier capable of amplifying AC and DC signals. It offers a differential output of 1600Vp-p (±800Vp) high voltage, suitable for driving high-voltage loads. The voltage gain can be adjusted via numerical control, and commonly used settings can be saved with one click, providing convenient and concise operation options. It can be used in conjunction with mainstream signal generators for signal amplification.

2. Main Advantages and Features

• Four-quadrant output for driving capacitive loads.
• Closed-loop circuit system for high precision.
• Short-circuit protection function for equipment protection.
• Stable output for programmable power applications.
• Low output noise ensures ultra-high precision output.
• Strong stability.

3. Main Application Scope

Applications include accelerators, piezoelectric ceramics, piezoelectric thinning, ion implantation, capacitor charging, electron beams, and more. It is an indispensable tool for research and development in universities and high-tech enterprises, integrating systems for development and testing in electronics, physics, biology, chemistry, medical, and other industries.

4. Technical Parameter Indicators

• Output voltage range: 0~± 2000V DC or peak AC
• Output current range: 0~±10mA DC or peak AC
• Input voltage range: 0~± 10V DC or peak AC
• Input impedance: 10k Ω
• DC voltage amplification factor: 200V/V
• DC voltage amplification accuracy: better than 0.5% of full range
• DC bias voltage: below ± 2V
• Output noise: below 50 mV rms
• Conversion rate (10%~90%): better than 100V/ μs
• Stable time (~1%): less than 50 μs (from 0V to 2kV)
• Large signal bandwidth: DC~better than 20kHz
• Small signal bandwidth (-3dB): DC~better than 50kHz
• Drift over time: below 300ppm/hr, non-cumulative
• Drift with temperature: below 180ppm/°C
• DC accuracy: better than 2% of full scale
• DC bias voltage: below ± 2V
• Output noise: below 10V rms
• Output impedance: 47 Ω

5. Instrument Specifications

• Proportion: 1/200 of the high-voltage output signal
• Weight: 5 kg
• High voltage interface: Alden high voltage interface

6. Operating Environment (working conditions)

• Temperature: 0 °C~40 °C (32 °F~104 °F)
• Relative humidity: ≤85%, non-condensing
• Power supply: 220V
• Power: Maximum 500VA

7. Work Principle

Schematic diagram of DXAM-2KV High Voltage Power Amplifier:

Input Signal (±10 V) → HV Amplifier (G=60 dB (x1000)) → LOAD → Output waveform (±10 kV)

8. Front and Back Panel Indication Diagram

Front Panel:

• High Voltage Grounding [GND]
• HIGH VOLTAGE OUTPUT
• Polarity choice
• High voltage Switch
• High voltage Output
• Response
• DC bias
• POWER
• [HY ON]
• POLARITY
• Power Switch

Back Panel:

• Power Interface
• Fan
• Adapter Interface

Initial Setup: Firstly, connect the ground wire and power cord. Check the connection wires of each device before use.

9. High Voltage Attention

Caution! Remember not to operate high-voltage switches repeatedly.

10. Equipment Maintenance

• Regularly maintain the cleanliness and hygiene of equipment and computers.
• Prevent high temperature, excessive humidity, dust, corrosive media, water, etc., from entering the interior of equipment or computers.
• Regularly inspect and maintain the integrity of parts and components.

Contact Information:

Add: Unit 409, No.992, Anling Road, Huli Dist. Xiamen, China. Zip code: 361012

Tel: 86-592-5237772

Email: info@dexinmag.com

Website: www.dexinmag.com