Keysight 66311B Mobile Communications DC Source

Keysight 66311B Mobile Communications DC Source (15V, 3A)

The Keysight 66311B Mobile Communications DC Source is purpose-built for wireless devices, mobile terminals, RF modules, and any battery-powered product requiring clean, highly stable, and dynamically responsive power. As part of the renowned 663xx series, this model provides excellent sourcing capability, precise measurement functions, and industry-leading transient response, making it a trusted tool in R&D labs and high-volume manufacturing lines.

The unit features an integrated advanced measurement system capable of accurately capturing multi-mode current consumption, from ultra-low standby currents to high-power transmission bursts. This makes it ideal for analyzing battery performance, optimizing energy consumption, and characterizing wireless device behaviors across various operational states.

Key Specifications

• Output Voltage: 0 to 15 V

• Output Current: 0 to 3 A

• Peak Current: 5 A (up to 7 ms)

• Programming Accuracy:

  • Voltage: 0.05% + 10 mV

  • Current: 0.05% + 1.33 mA

• DC Readback Accuracy:

  • Voltage: 0.03% + 5 mV

  • Current ranges from µA-level resolution to ±0.2% accuracy

• Transient Response:

  • 70 mV drop

  • < 35 µs recovery time

Applications & Advantages

• Ideal for testing mobile phones, wireless modules, IoT devices, and battery-powered electronics.

• Fast transient response minimizes DUT resets and ensures higher throughput in automated test systems.

• Precise current measurement enables accurate analysis of multi-mode power consumption.

• Detects open-sense wire conditions—critical for mobile device manufacturers.

• Excellent for R&D labs, wireless product validation, battery behavior testing, and production environments.

EU Notice: This model is discontinued in the EU due to RoHS directive 2011/65/EU, but full service and support remain available worldwide.