IEEE Power Electronics Magazine - September 2021 - 59

believed that reliability at the system level and component
level are debatable as there is no universal definition of
integration and reliability. The third session on " Where
does the expertise for the next generation of magnetics
come from? The Magnetics companies or the engineer
designing the power supply? The chair for this session was
Eric Persson of Infineon and the panelists included Paul
Yeaman (Vicor Corp.), Dan Jitaru (Rompower), Paul
Greenland (Analog Devices), Jim Marinos (Payton Magnetics),
Charles Sullivan (Dartmouth University), and Kevin
Enser (Renco Electronics). The overall answer was mixed.
Some picked power supply designer while others voted for
the companies.
The technical program included peer-reviewed papers
and recorded content that was available on demand
one week prior to the virtual conference week. Topics varied
from dc-dc/ac-dc converters to motor drives and inverters,
and devices (SiC and GaN) & components. Additionally, it
also included wireless power transfer, power electronics
integration and ma nufacturing, and control.
In addition, the Industry sessions offered topics ranging
from high frequency magnetics to packaging for next
generation power electronics and integration in WBG
semiconductors. Speaking of integration, several papers
demonstrated the integration of GaN power stages and
gate drivers
Virtual Exhibition
Finally, the virtual exposition revealed the latest products and
technologies from manufacturers that are driving the industry.
In the GaN arena, several manufacturers unveiled latest
advances in GaN integration. Power Integrations, for example,
displayed an off-Line CV/CC ZVS flyback integrated
switcher IC with 750 V PowiGaN FET, active clamp drive
and synchronous rectification. Labeled InnoSwitch4-CZ, it is
tailored for 60 W ultra-compact USB PD 3.0 charger for
mobile phones and laptop computers.
Similarly, Texas Instruments disclosed its first automotive
650 V GaN FET with integrated driver, protection
and active power management (Figure 3). Designated
FUSE
Filter
Diode
Bridge
Va
VH
VOUT
5
2
BR
BR UVLO
VCC
VCC UVLO
NOUT
ZT ACSNS Comp.
ZT
1
ZT OVP Comp.
ZT
Comp.
AND
Time Out
ZT
Blanking
Internal
Supply
FB
4
NOUT
OR
Maximum
Blanking
Frequency
Burst
Comp.
OLP
Timer
FB/2
DCDC
Comp.
Current
Sense (V-V Change)
3
GND
Soft
Start
Leading
Edge
SOURCE
Blanking
6, 7
FBOLP_OH
R
NOUT
AND
S Q
FBOLP_OH AND
PRE
Driver
POUT
OUT
1 Shot
OR
ERROR

IEEE Power Electronics Magazine - September 2021

Table of Contents for the Digital Edition of IEEE Power Electronics Magazine - September 2021

Contents
IEEE Power Electronics Magazine - September 2021 - Cover1
IEEE Power Electronics Magazine - September 2021 - Cover2
IEEE Power Electronics Magazine - September 2021 - Contents
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