TransphormHighest Performance, Highest Reliability GaN

Design Resources

Transphorm is dedicated to educating and supporting customers developing with high voltage GaN. Let us know how we can help you design with GaN.

Evaluation Kits

Transphorm delivers an easy-to-use platform to investigate the benefits of GaN with a number of evaluation kits in various topologies.

Topology Function Part Number Power Rating Switching Frequency Range Frequency Adjustment Featured Device(s) Order Design Files
PFC+LLC AC-DC TDAIO250P200-KIT 250W @200kHz 200kHz Fixed TPH3202PS
Inverter DC-AC TDINV1000P100-KIT 1000W @100kHz 50-150kHz Programmable TPH3206PSB
Firmware files:
Half-bridge synchronous
buck or boost
DC-DC TDHBG2500P100-KIT 2500W @100kHz 50-300kHz Variable TPH3212PS
Inverter DC-AC TDINV3000W050-KIT 3000W @50kHz 50-150kHz Programmable TP65H050WS Available Sep 2017
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Inverter DC-AC TDINV3500P100-KIT 3500W @100kHz 50-150kHz Programmable TP90H180PS Available Oct 2017
Request Info
Half-bridge synchronous
buck or boost
DC-DC TDHBG1200L100-KIT 1200W @100kHz 50-300kHz Variable TPH3208LSG,
TPH3208LDG
Available Dec 2017
Request Info
Half-bridge synchronous
buck or boost
DC-DC TDHBG3500M100-KIT 3500W @100kHz 50-300kHz Variable TP65D035M Available Jan 2018
Request Info
Half-bridge synchronous
buck or boost
DC-DC TDHBG6500W100-KIT 6500W @100kHz 50-300kHz Variable TP65H050WS Available Feb 2018
Request Info
Totem-pole PFC AC-DC TDTTP2500P100-KIT 2500W @100kHz 100kHz Fixed TPH3212PS Available Nov 2017
Request Info
Totem-pole PFC AC-DC TDTTP4000W066B-KIT 4000W @66kHz 66kHz Fixed TP65H035WS Available Sep 2017
Request Info

Application Notes

AN0010: GaN FETs in Parallel Using Drain Ferrite Beads and RC Snubbers for High-power Applications
AN0009: Recommended External Circuitry for Transphorm GaN FETs
AN0008: Drain Voltage and Avalanche Ratings for GaN FETs

AN0002: Characteristics of Transphorm GaN Power FETs
AN0003: Printed Circuit Board Layout and Probing for GaN FETs
AN0004: Designing Hard-switched Bridges with GaN
AN0006: VGS Transient Tolerance of Transphorm GaN FETs
AN0007: PQFN88 Lead-free 2nd Level Soldering Recommendations for Vapor Phase Reflow

Design Guides

DG004: Multi-pulse Testing for GaN Layout Verification | DG004 DSP Code
DG005: Ultrafast Overcurrent Breaker Circuit for Prototyping | DG005 Design Files
DG002: 2.3kW High-efficiency 2-phase CRM Boost Converter for Solar Inverters
DG001: LLC Resonant Tank Design for 3.3kW Electric Vehicle On-board Charger with Wide-range Output Voltage

Technical Papers & Presentations

Huang, Zan; Cuadra, Jason, Preventing GaN Device VHF Oscillation, APEC 2017 Industry Session, March, 2017

Zuk, Philip; Campeau, Gaetan, How to Design with GaN in Under an Hour, APEC 2017 Exhibitor Session, March 2017

Smith, Kurt; Barr, Ronald, Reliability Lifecycle of GaN Power Devices, white paper, March 2017

Wang, Zhan; Wu, Yifeng, 99% Efficiency True-Bridgeless Totem-Pole PFC Based on GaN HEMTs

Wang, Zhan; Honea, Jim; Wu, Yifeng, Design and Implementation of a High-efficiency Three-level Inverter Using GaN HEMTs, May 2015 (requires IEEE access)

Zhou, Liang; Wu, Yifeng; Honea, Jim; Wang, Zhan, High-efficiency True Bridgeless Totem Pole PFC based on GaN HEMT: Design Challenges and Cost-effective Solutions, May 2015 (requires IEEE access)

Wang, Zhan; Wu, Yifeng; Honea, Jim; Zhou, Liang, Paralleling GaN HEMTs for diode-free bridge power converters, Mar 2015

Kikkawa, T., et al, 600V JEDEC-qualified Highly-reliable GaN HEMTs on Si Substrates, Dec 2014 (requires IEEE access)

Wu, Yifeng; Guerrero, Jose; McKay, Jim; Smith, Kurt, Advances in reliability and operation space of high-voltage GaN power devices on Si substrates, Oct 2014 (requires IEEE access)

Wang, Zhan; Honea, Jim; Yuxiang Shi; Hui Li, Investigation of driver circuits for GaN HEMTs in leaded packages, Oct 2014

Wu, Y.; Gritters, J.; Shen, L.; Smith, R.P.; Swenson, B., kV-class GaN-on-Si HEMTs Enabling 99% Efficiency Converter at 800V and 100kHz, June 2014 (requires IEEE access)

Wu, Y.; Gritters, J.; Shen, L.; Smith, R.P.; McKay, J.; Barr, R.; Birkhahn, R., Performance and Robustness of First Generation 600V GaN-on-Si Power Transistors, Oct 2013 (requires IEEE access)

Parikh, Primit; Wu, Yifeng; Shen, Likun, Commercialization of High 600V GaN-on-Silicon Power Devices, May 2013 (requires IEEE access)

Wu, Yifeng, GaN Offers Advantages to Future HEV, March 2013

Wu, Y.; Kebort, D.; Guerrero, J.; Yea, S.; Honea, J.; Shirabe, K.; Kang, J., High-Frequency, GaN Diode-Free Motor Drive Inverter with Pure Sine Wave Output, Oct 2012

Shirabe, Kohei; Swamy, Mahesh; Kang, Jun-Koo; Hisatsune, Masaki; Wu, Yifeng; Kebort, Don; Honea, Jim, Advantages of High-frequency PWM in AC Motor Drive Applications, Sept 2012 (requires IEEE access)

Wu, Y.; Coffie, R.; Fichtenbaum, N.; Dora, Y.; Suh, C.S.; Shen, L.; Parikh, P.; Mishra, U.K., Total GaN solution to electrical power conversion, Jun 2011 (requires IEEE access)

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