Presentation RC-H5 1350V - Next Generation Reverse Conducting IGBT

RC-H5 1350V
Next Generation Reverse
Conducting IGBT
January 2014
Overview
 What is the RC-H5?
 What is driving the induction cooking market?
 How does the RC-H5 help customers meet their needs?
 When & where can I get more information?
2014-01-10
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Page 2
What is RC-H5?
 Next generation Reverse Conducting discrete IGBT for resonant
switching applications, like Induction Cooking
 Builds on the successful RC-H3 technology

Designed to meet specific trends in IH applications

Extends performance leadership
 First device in the RC-H5 is IHW20N135R5: 20A, 1350V

More products based on similar technology to follow
2014-01-10
Copyright © Infineon Technologies AG 2014. All rights reserved.
Page 3
Induction Cooking Application Landscape
Half Bridge Topology
 Most common applications:
Single Ended Topology
 Most common applications:
 Multi-Hob Induction Stoves
 Table Top Induction Cooker
 Inverterized Microwave Ovens
 Induction Rice Cooker
 Inverterized Microwave Ovens
2014-01-10
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RC-H5 Offers a Comprehensive Solution
with No Compromises
Better
Efficiency
Higher
Reliability
RC-H5 = Complete
System Leadership
Lower
System
Costs
2014-01-10
Compact
Design
(Thermal
Performance)
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Page 5
IGBT Topologies in Induction Heating and
Microwave Ovens
Half Bridge Topology: 600V+
Single Ended Topology: 1200V+
P+
SW1
SW1
SW2
Reverse Conducting IGBTs designed specifically for soft
switching topologies
RC-H family of devices optimized for the requirements of
Induction Cooking systems
2014-01-10
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Reverse Conducting IGBTs
Overview
 Technology Concept
 Free-wheeling diode monolithically integrated with IGBT chip
 “RC-H”: soft switching for resonant topologies
 “RC-Drives/Drives Fast”: hard switching for consumer drives
 Same DC current rating of diode and IGBT
2014-01-10
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IGBT Portfolio
Induction Cooking
Table Top Cookers, Multi-Hob Stoves, Induction Rice Cookers,
Inverterized Microwave Ovens, Multi-function Printers
TO-247
Continuous
Collector
Current at
Tc = 100°C
600V
1100V
1200V
15A
IHW15N120R3
20A
IHW20N120R3
IHW20N120R5
25A
IHW25N120R2
30A
40A
IHW30N110R3
IHW40N60R/RF
1350V
1600V
IHW20N135R3
IHW20N135R5
IHW30N120R3
IHW30N135R3
IHW40N120R3
IHW40N135R3
IHW30N160R2
50A
In Production
Coming Soon!
2014-01-10
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Page 8
RC-H5
Targeted Application Leadership
IHW20N135R5:
Created to set new benchmarks
in 3 key focus areas for Induction Cooking
Efficiency
Reliability
Design Benefits
lower losses due to
less switching losses
and improved diode
performance
reduced turn-on spike
current
higher switching
frequencies enable
system optimization
meet tough energy
standards with lower
power consumption
improved thermal
performance
lower design-in effort
improved product
service during lifetime
system cost reduction
2014-01-10
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Page 9
IHW20N135R5
Focus on: Efficiency
 Industry leading performance – up to 30% improvement over
competitor devices

Designed for maximum efficiency: Combines best in class
switching losses plus low on-state losses

Improved diode performance
― Reduced Vf dependency on applied gate voltage results in low
conduction losses and better efficiency
2014-01-10
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System Efficiency - RC-H5 Industry Leadership
2014-01-10
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250
2.5
200
2
RC-H5 tail-current
reduction
150
1.5
100
1
50
0.5
0
RC-H5, U [V]
RC-H3, U [V]
RC-H5, I [A]
RC-H3, I [A]
0
-50
-0.5
0
0.5
1
Soft-switching, 600V, 20A, 10 Ohm, 25°C
2014-01-10
IC (A), UGE (V)
UCE (V)
Efficiency – Reduced Tail Current for
Improved Conduction Losses
1.5
2
2.5
t (µs)
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IHW20N135R5
Focus on: Reliability
 Turn-on spike current reduced by 10%

Less stress for passive components in system

Lower EMI – less filtering requirements
 Improved thermal performance

Results in lower case temperature, especially under bad
cooling conditions and high ambient temperatures

Less thermal stress on system and reduced cooling effort
required
 1350V blocking voltage offers better ruggedness against
lightning surges
2014-01-10
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System Reliability Improvement
Turn-on peak current reduction of the RC-H5
 IHW20N135R3 Ic peak = 170A
 Competitor 1  Ic peak = 284A
7% further
reduction of
max peak
current
175%
higher peak
current
than RC-H5
 IHW20N135R5 Ic peak = 162A
 Low inductance characterization board
Tj = 25°C, Cres = 200nF, Vbus = 300V
2014-01-13
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Reliability: Thermal Performance
Improvements
110
12% reduction in
temperature
100
90
80
70
60
50
Thermal test
IHW20N135R3 △Tc
IHW20N135R3 △Tplastic-mold
IHW20N135R5 △Tc
IHW20N135R5 △Tplastic-mold
 Test with restricted airflow at maximum system power rating
2014-01-10
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IHW20N135R5
Focus on: System Design
 Reduced losses offer opportunity for increased system switching
frequency

Higher frequencies up to 30kHz offer efficiency improvements
or system cost reductions from smaller coil sizes
 Updated form factors made possible with smaller coils, less
cooling requirements
 Simple design-in

Easy plug & play for current RC-H3 designs

Reduced effort for diode/IGBT control
2014-01-10
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RC-H5: Next Generation Reverse
Conduction IGBT
 First device available: IHW20N135R5 - 20A, 1350V
 Optimal combinations of

lowest switching losses
1200V Trade-off optimization
0,07
up to 30 % reduction!
low conduction losses
 Results in
RC-H5
Competitor
0,055
0,05
0,045
0,04
highest system efficiency
 lower temperatures
 lower coil losses
 less cooling effort

RC-H3
0,06
Eoff [mJ/A]

RC-H2
0,065
0,035
0,03
1,45 1,5 1,55 1,6 1,65 1,7 1,75 1,8 1,85 1,9
VCE(sat) [V]
 and ...
Superior thermal behavior up to Tj(max) = 175 °C
 Reduced EMI due to soft and fast switching behavior

2014-01-10
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RC-H5 1350V
House of Features & Benefits
Company brand
Product brand
Value added
Main benefits
Customer
benefits
RC-H5
1350V
Lower system replacement costs for
manufacturer.
Lower power consumption, operating
costs, and fan noise for end user.
Improved Efficiency
 Higher frequency designs (to 30kHz)
 Lower power with same cooking
performance
 Smaller size coil required
Better Reliability
 Lower case temp at higher ambient
temp – less thermal stress on device
 Better EMI performance and less filtering
required
 30% reduction in Eoff/switching losses
 Lower Vf dependence on gate voltage
Features
 Reduced turn-on spike current by 10%
 Improved thermal performance
 High blocking voltage, 1350V
2014-01-10
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More Information:
www.infineon.com/rch5
2014-01-10
Copyright © Infineon Technologies AG 2014. All rights reserved.
Page 19