Keysight PD1000A Operating Manual
Keysight PD1000A Operating Manual

Keysight PD1000A Operating Manual

Spk accessory kit bias t networks
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Part of PD1000A Option -SPK Accessory Kit
Bias T Networks
Keysight PD1000A
Power Device Bias T for
S-Parameter Measurements
Operating Guide

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Summary of Contents for Keysight PD1000A

  • Page 1 Operating Guide Part of PD1000A Option -SPK Accessory Kit Bias T Networks Keysight PD1000A Power Device Bias T for S-Parameter Measurements...
  • Page 3: Declaration Of Conformity

    Warranty © Keysight Technologies, Inc. 2018 No part of this manual may be repro- To contact Keysight for sales and techni- THE MATERIAL CONTAINED IN THIS duced in any form or by any means cal support, refer to the support links on DOCUMENT IS PROVIDED “AS IS,”...
  • Page 4: Safety Information

    Return the product to a precautions or with specific warnings containers of such liquids. Keysight Sales and Service Office to or operating instructions in the product ensure that safety features are main- manuals violates safety standards of Cleaning tained.
  • Page 5 “Monitoring and Control instrumentation” product. Do not dispose in domestic household Alternating Current (AC). waste. To return unwanted products, contact your local Keysight office for more Direct Current (DC). information. Standby Power. Unit is not completely disconnected from AC mains when power...
  • Page 7: Table Of Contents

    PD1000A Specifications........
  • Page 8 Keysight PD1000A Bias T Network Operating Guide...
  • Page 9: General Information

    Preparation for Use The PD1000A Bias T Networks connect in line with the device to be tested. Refer to Figure 2 on page 14 for a typical test setup. A bias voltage is applied from the DC source (e.g., the B2902A Precision Source Measure Unit) to the banana jacks...
  • Page 10: Additional Products In The -Spk Accessory Kit

    Stackable Banana Plug (each end) Cables 4 red and Keysight p/n: 8121-2006 Black cable 4 black 8121-2007 Red cable PD1000A Test Fixture for TO-220 style devices Keysight p/n: PD1000-67900 Keysight p/n: PD1000-67905 Calibration Standards PD1000A Test Fixture for TO-247 style devices...
  • Page 11: Static-Safe Handling Procedures

    C deviation from the calibration temperature Capacitance (RF port 1 to port 2) 0.15 μF Inductance 185 μH RF Connectors SMA female to ENA, SMA male to Test Fixture DC Connectors 4 mm jack (banana jacks) Keysight PD1000A Bias T Operating Guide...
  • Page 12: Pd1000A Bias T Networks Frequency Response

    PD1000A Specifications PD1000A Bias T Networks Frequency Response Bias T used for Gate Bias T used for Drain/Collector Keysight PD1000A Bias T Operating Guide...
  • Page 13: Using The Bias Ts

    The series inductance acts as a low pass filter. Figure 1 PD1000A Bias T Network Schematic Diagrams On the Bias T networks, the “V” terminal connects to the Source Measure Unit (SMU) “V ”...
  • Page 14 PD1000A Specifications Figure 2 shows the PD1000A Bias T Networks connected in a typical measurement setup. Other applications are possible; the general method of setup and operation is the same. Figure 2 Typical (simplified) Measurement Setup When an RF cable more than 50 cm (19.6 in.) in length is used, a 50 Ω, 1 dB attenuator should be inserted at the RF Input...
  • Page 15: Use With Pd1000A Power Device Measurement System

    Use with PD1000A Power Device Measurement System Use with PD1000A Power Device Measurement System Keysight’s PD1000A Bias T networks are designed to be used with the PD1000A Power Device Measurement System to provide high current bias for semiconductor devices. Specifically they are designed for use with the PD1000A Test Fixtures.
  • Page 16: Pd1000A Surface Mount Device (Smd) Test Fixture

    Use with PD1000A Power Device Measurement System PD1000A Surface Mount Device (SMD) Test Fixture Connectors Connectors Figure 4 PD1000A Bias T Networks with PD1000A SMD Test Fixture Keysight PD1000A Bias T Operating Guide...
  • Page 17: Connecting The Pd1000A Bias Ts To A Keysight B2902A Smu

    B2902A Source Measure Unit (SMU). Channel 1 on the SMU (front panel) connects to the PD1000A Bias T for the RF input (Gate) to the device under test (DUT). Channel 2 on the SMU (rear panel) connects to the PD1000A Bias T for the RF output (drain or collector) of the DUT.
  • Page 18: General Test Setup

    General Test Setup General Test Setup Figure 6 below shows the general test setup for the three PD1000A Test Fixtures (the Surface Mount Device (SMD) fixture is shown in the photo). Note the two PD1000A Bias T networks attached to the test fixture, the E5080A ENA Network Analyzer behind the test fixture, and the B2902A Precision SMU (on top of the E2080A ENA) providing bias voltage to the two Bias T networks.
  • Page 19: Performance Tests

    1 Connect the equipment for a standard reflection measurement. 2 Calibrate the system with an open and a short. 3 Connect the appropriate RF port of the PD1000A Bias T Network to the test port. Terminate the opposite port with a 50 Ω load.
  • Page 20 Performance Tests Table 2 PD1000A Performance Test Record PD1000A Model Number: Test Date: ___________________________________________ ___________________________________ Tested By:___________________________________________ Return Loss PD1000A Measured Value 0.0 to 1GHz _____________________________________________________ Insertion Loss 0.0 to 3 GHz _____________________________________________________ Keysight PD1000A Bias T Operating Guide...
  • Page 21: Use Proper Sma Connector Care And Connection Techniques

    Very light finger pressure is enough to accomplish this. 7 Make sure the connectors are properly supported. Relieve any side pressure on the connection from long or heavy devices or cables. 8 Torque the connection according to the procedures described below. Keysight PD1000A Power Device Measurement System...
  • Page 22: Final Connection Using A Torque Wrench

    Prevent the rotation of anything other than the connector nut that you are tightening. Use a Keysight 8710-1582, 0.56N-m (5 lb-in) 5/16 inch break-over torque wrench to make a final connection. A Torque wrench is supplied as part of the PD1000A-SPK Accessory Kit.
  • Page 23: Separating Connections

    2 Use another open-end wrench or the torque wrench to loosen the connector nut. 3 Complete the separation by hand, turning only the connector nut. 4 Pull the connectors straight apart without twisting, rocking, or bending. Keysight PD1000A Power Device Measurement System...
  • Page 24: Inspect And Clean Connectors

    – Apply a small amount of isopropyl alcohol to a lint-free swab. Clean the connector threads. Let the alcohol evaporate, then blow the threads dry with a gentle stream of clean, low-pressure compressed air or nitrogen. Always completely dry a connector before you reassemble or use it. Keysight PD1000A Power Device Measurement System...
  • Page 26 This information is subject to change without notice. © Keysight Technologies, 2018 Printed in Malaysia Edition 1, February 2018 *PD1000-90004* PD1000-90004 www.keysight.com...

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