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Stable, programmable power for mobile development
Keysight NU4-class mobile communication DC power sources include the 66300 Series power sources. They provide precise voltage and current control, low ripple, built-in measurement capabilities, and a highly programmable design optimized for testing digital wireless communications products under a variety of real-world conditions. Choose one of our popular configurations or configure one specific to your application.
Fast transient response
Quick response to rapid changes in load and current to keep pace with dynamic power demands when testing devices like smartphones and tablets.
Low output noise
Provides stable, clean power with minimal ripple for precise RF testing of mobile devices which are sensitive to power supply noise.
Built-in measurements
Monitor key parameters like voltage, current, and power in real-time, ensuring accurate insights when testing technologies like 5G.
Programmability
Supports remote control and programming via USB, LAN, and GPIB, for convenience and integration into automated test systems.
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Maximum current per output
3 A to 20 A
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Number of outputs
1 to 2
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Maximum power
45 W to 100 W
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Maximum voltage per output
15 V to 20 V
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Digital voltmeter
Varies
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Battery emulation
Varies
Most popular configurations
NU4-class Mobile Communication DC Source, single-channel, with battery emulation
NU4-class Mobile Communication DC Source, single-channel, with battery emulation and DVM
NU4-class Mobile Communication DC Source, dual-channel, with battery emulation and DVM
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Frequently asked questions
Mobile communications DC sources are specialized power supplies designed to support the testing and development of wireless communication devices, such as mobile phones, IoT devices, and RF power amplifiers. Some of their key characteristics include:
- Precise voltage and current control: Mobile communication DC sources provide exact voltage and current levels, essential for testing mobile communication systems under various conditions.
- Wide power range: Mobile communication DC sources can support a wide range of power requirements, for flexible test setups.
- High stability: These DC sources provide stable output, so it doesn’t affect the performance of device under test.
- Programmability: Mobile communication DC sources are programmable, making it a flexible solution for testing various real-world scenarios, including simulating battery charging, varying power loads, or testing power management systems.
The typical applications of mobile communications DC sources are:
- Network equipment testing: Provide precise and stable power required to test 5G base stations, antennas, and radio equipment.
- RF and antenna system testing: Test radio frequency (RF) components and antenna systems under various power conditions, to ensure efficient signal transmission and reception.
- IoT device and small cell testing: Test power consumption and charging behavior of Internet of Things (IoT) devices, and other low-power mobile communication systems.
- Battery and power management systems: Test mobile device batteries, power management systems, and charging circuits to meet operational specifications and can handle dynamic real-world operating conditions.
- Base station power supply testing: Provide stable, programmable DC power for devices like radios, amplifiers, and other critical infrastructure.
Yes, mobile communication DC sources are generally designed to emulate battery behavior. They are designed to simulate the voltage and current characteristics of batteries, which is crucial in testing mobile devices, power management systems, and telecommunications equipment. Mobile communications DC sources should have the following features:
- Able to mimic the charging and discharging cycles of various battery types, such as Li-ion or Li-polymer.
- Adjust power output in real-time, simulating the fluctuation of battery’s voltage and current under varying load conditions.
- Simulate battery aging effects that may impact performance over time.
- Some may have regenerative capabilities, allowing them to recover energy during discharging phases.