Page 1
Date:- 25 Jul, 2002
WESTCODE
An IXYS Company
Phase Control Thyristor
Type N4803FC300-350
Old Type No.: N1683CH29-35
Absolute Maximum Ratings
VOLTAGE RATINGS
V
DRM
V
DSM
V
RRM
V
RSM
I
T(AV)
I
T(AV)
I
T(AV)
I
T(RMS)
I
T(d.c.)
I
TSM
I
TSM2
I2tI
I2t
diT/dt
V
RGM
P
G(AV)
P
GM
V
GD
T
HS
T
stg
Repetitive peak off-state voltage, (note 1) 3000-3500 V
Non-repetitive peak off-state voltage, (note 1) 3000-3500 V
Repetitive peak reverse voltage, (note 1) 3000-3500 V
Non-repetitive peak reverse voltage, (note 1) 3100-3600 V
OTHER RATINGS
Mean on-state current. T
Mean on-state current. T
Mean on-state current. T
Nominal RMS on-state current. T
D.C. on-state current. T
Peak non-repetitive surge tp=10ms, Vrm=0.6V
Peak non-repetitive surge tp=10ms, Vrm≤10V, (note 5)
2
t capacity for fusing tp=10ms, Vrm=0.6V
2
I
t capacity for fusing tp=10ms, Vrm≤10V, (note 5)
Maximum rate of rise of on-state current (repetitive), (Note 6) 150 A/µs
Maximum rate of rise of on-state current (non-repetitive), (Note 6) 300 A/µs
Peak reverse gate voltage 5 V
Mean forward gate power 5 W
Peak forward gate power 50 W
Non-trigger gate voltage, (Note 7) 0.25 V
Operating temperature range -40 to +125 °C
Storage temperature range -40 to +150 °C
=55°C, (note 2) 4803 A
sink
=85°C, (note 2) 3356 A
sink
=85°C, (note 3) 2072 A
sink
=25°C, (note 2) 9453 A
sink
=25°C, (note 4) 8362 A
sink
Data Sheet Issue:- 1
MAXIMUM
MAXIMUM
, (note 5) 60 kA
RRM
, (note 5) 18.0×10
RRM
LIMITS
LIMITS
67 kA
6
22.5×10
6
UNITS
UNITS
A2s
A2s
Notes: -
1) De-rating factor of 0.13% per °C is applicable for T
2) Double side cooled, single phase; 50Hz, 180° half-sinewave.
3) Single side cooled, single phase; 50Hz, 180° half-sinewave.
4) Double side cooled.
5) Half-sinewave, 125°C T
6) V
=67% V
D
7) Rated V
Data Sheet. Type N4803FC300-350 Issue 1 Page 1 of 10 July, 2002
, ITM=1000A, IFG=2A, tr≤0.5µs, T
DRM
.
DRM
initial.
j
below 25°C.
j
=125°C.
case
Page 2
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WESTCODE An IXYS Company Phase Control Thyristor Types N4803FC300-350
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Characteristics
PARAMETER MIN. TYP. MAX. TEST CONDITIONS (Note 1) UNITS
V
Maximum peak on-state voltage - - 1.6 ITM=6000A V
TM
V
Threshold voltage - - 0.92 V
0
r
Slope resistance - - 0.11
S
dv/dt Critical rate of rise of off-state voltage 1000 - - VD=80% V
I
Peak off-state current - - 300 Rated V
DRM
I
Peak reverse current - - 300 Rated V
RRM
V
Gate trigger voltage - - 3.0 V
GT
I
Gate trigger current - - 300
GT
I
Holding current - - 1000 Tj=25°C mA
H
t
Gate controlled turn-on delay time - 1.0 2.0
gd
t
Turn-on time - 2.0 3.0
gt
Q
Recovered Charge - 12000 - µC
rr
Q
Recovered Charge, 50% chord - 7000 10500 µC
ra
I
Reverse recovery current - 280 - A
rm
t
Reverse recovery time, 50% chord - 50 -
rr
- 620 -
t
Turn-off time
q
- 850 -
Thermal resistance, junction to
R
θ
heatsink
- - 0.0065 Double side cooled K/W
- - 0.013 Single side cooled K/W
=25°C, VD=10V, IT=3A
T
j
=2A, tr=0.5µs, VD=67%V
I
FG
I
=2000A, di/dt=10A/µs, Tj=25°C
TM
I
=4000A, tp=2ms, di/dt=10A/µs, Vr=50V
TM
ITM=4000A, tp=2ms, di/dt=10A/µs,
V
=50V, Vdr=67%V
r
ITM=4000A, tp=2ms, di/dt=10A/µs,
V
=50V, Vdr=67%V
r
, Linear ramp, gate o/c
DRM
DRM
RRM
, dVdr/dt=20V/µs
DRM
, dVdr/dt=200V/µs
DRM
DRM
,
F Mounting force 81 - 99 kN
WtWeight - 2.8 - kg
mΩ
V/µs
mA
mA
mA
µs
µs
µs
Notes: -
1) Unless otherwise indicated T
Data Sheet. Type N4803FC300-350 Issue 1 Page 2 of 10 July, 2002
=125°C.
j
Page 3
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WESTCODE An IXYS Company Phase Control Thyristor Types N4803FC300-350
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Notes on Ratings and Characteristics
1.0 Voltage Grade Table V
Voltage Grade
30 3000 3100 1860
31 3100 3200 1920
32 3200 3300 1980
33 3300 3400 2040
34 3400 3500 2100
35 3500 3600 2160
2.0 Extension of Voltage Grades
This report is applicable to other and higher voltage grades when supply has been agreed by
Sales/Production.
3.0 De-rating Factor
A blocking voltage de-rating factor of 0.13%/°C is applicable to this device for Tj below 25°C.
4.0 Repetitive dv/dt
Standard dv/dt is 1000V/µs.
5.0 Computer Modelling Parameters
5.1 Device Dissipation Calculations
DRM VDSM VRRM
V
V
RSM
V
V
V
D
DC V
R
T
WrffVV
4
I
=
AV
Where V0=0.92V, rs=0.11mΩ,
R
= Supplementary thermal impedance, see table below.
th
00
rff
2
⋅⋅
⋅⋅⋅++−
AVs
and:
s
W
AV
=
∆
R
th
max
TTT
−=∆
Hsj
ff = Form factor, see table below.
Supplementary Thermal Impedance
Conduction Angle 30° 60° 90° 120° 180° 270° d.c.
Square wave Double Side Cooled 0.00717 0.00707 0.00698 0.00689 0.00673 0.00652 0.0065
Square wave Single Side Cooled 0.0137 0.01359 0.01349 0.0134 0.01323 0.01301 0.013
Sine wave Double Side Cooled 0.00709 0.00697 0.00687 0.00678 0.00654
Sine wave Single Side Cooled 0.0136 0.01348 0.01337 0.01328 0.01303
Form Factors
Conduction Angle 30° 60° 90° 120° 180° 270° d.c.
Square wave 3.46 2.45 2 1.73 1.41 1.15 1
Sine wave 3.98 2.78 2.22 1.88 1.57
Data Sheet. Type N4803FC300-350 Issue 1 Page 3 of 10 July, 2002
Page 4
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p
p
WESTCODE An IXYS Company Phase Control Thyristor Types N4803FC300-350
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5.2 Calculating VT using ABCD Coefficients
The on-state characteristic I
(i) the well established V
(ii) a set of constants A, B, C, D, forming the coefficients of the representative equation for V
terms of I
The constants, derived by curve fitting software, are given below for hot characteristics. The resulting
values for V
5.3 D.C. Thermal Impedance Calculation
given below:
T
agree with the true device characteristic over a current range, which is limited to that plotted.
T
vs. VT, on page 5 is represented in two ways;
T
and rs tangent used for rating purposes and
o
()
125°C Coefficients
A 0.861185
B 0.02416985
1
-4
-3
−
t
τ
p
−⋅=
err
C 1.342070×10
D -3.560819×10
=
np
∑
pt
=
p
1
in
T
IDICIBAV ⋅+⋅+⋅+= ln
TTTT
Where p = 1 to n, n is the number of terms in the series and:
t = Duration of heating pulse in seconds.
r
= Thermal resistance at time t.
t
= Amplitude of pth term.
r
= Time Constant of rth term.
τ
D.C. Double Side Cooled
Term1245
r
p
τ
p
Term1256
r
p
τ
p
3.424745×10
1.125391 0.1878348 0.02788979 8.430889×10
8.375269×10
8.929845 0.4711304 0.08221244 0.01221961
-3
-3
1.745273×10
D.C. Single Side Cooled
2.518437×10
-3
-3
8.532017×10
1.193758×10
-4
-3
3.457329×10
7.45432×10
-4
-3
-4
Data Sheet. Type N4803FC300-350 Issue 1 Page 4 of 10 July, 2002
Page 5
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WESTCODE An IXYS Company Phase Control Thyristor Types N4803FC300-350
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Curves
Figure 1 – On-state characteristics of Limit device Figure 2 – Transient Thermal Impedance
10000
0.1
N4803FC300-350
Issue 1
Tj = 125°C
(A)
TM
1000
Instantaneous On-state current - I
N4803FC300-350
100
0 0.5 1 1.5 2
Instantaneous On-state voltage - V
Issue 1
TM
(V)
0.01
0.001
Transient thermal impedance (K/W)
0.0001
0.00001
1E-05 0.0001 0.001 0.01 0.1 1 10 100
Time (s)
SSC
0.013K/W
DSC
0.0065K/W
Figure 3 – Gate Characteristics - Trigger Limits Figure 4 – Gate Characteristics - Power Curves
8
N4803FC300-350
Issue 1
Tj=25°C
7
20
N4803FC300-350
Tj=25°C
18
Issue 1
16
6
Max VG dc
5
(V)
G
4
IGT, V
Gate Voltage - V
3
2
1
IGD, V
GD
0
0 0.2 0.4 0.6 0.8 1
Data Sheet. Type N4803FC300-350 Issue 1 Page 5 of 10 July, 2002
GT
25°C
125°C
Gate Curre n t - I
-10°C
-40°C
(A)
G
Min VG dc
14
Max VG dc
12
(V)
G
10
8
Gate Voltage - V
6
4
2
0
0246810
PG 5W dc
Gate Current - I
PG Max 50W dc
Min VG dc
(A)
G
Page 6
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WESTCODE An IXYS Company Phase Control Thyristor Types N4803FC300-350
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Figure 5 – Recovered Charge, Q
100000
(µC)
rr
Recovered charge - Q
10000
1 10 100 1000
di/dt (A/µs)
rr
4000A
3000A
2000A
1000A
N4803FC300-350
Issue 1
Tj=125°C
Figure 6 – Recovered charge, Qra (50% chord)
100000
N4803FC300-350
Issue 1
Tj=125°C
4000A
3000A
2000A
, 50% chord (µC)
ra
10000
Recovered charge - Q
1000
1 10 100 1000
di/dt (A/µs)
1000A
Figure 7 – Reverse recovery current, I
10000.00
(A)
rm
1000.00
Reverse recovery current - I
N4803FC300-350
Issue 1
Tj=125°C
100.00
1 10 100 1000
di/dt (A/µs)
rm
4000A
3000A
2000A
1000A
Figure 8 – Reverse recovery time, t
100
(µs)
rr
Reverse recovery time (50% chord) - t
10
1 10 100 1000
di/dt (A/µs)
rr
N4803FC300-350
Issue 1
Tj=125°C
4000A
3000A
2000A
1000A
Data Sheet. Type N4803FC300-350 Issue 1 Page 6 of 10 July, 2002
Page 7
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WESTCODE An IXYS Company Phase Control Thyristor Types N4803FC300-350
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Figure 9 – On-state current vs. Power dissipation – Double Side Cooled (Sine wave)
18000
16000
90°
60°
14000
12000
10000
8000
6000
Maximum forward dissipation (W)
4000
2000
0
0 1000 2000 3000 4000 5000 6000 7000
Mean forward current (A) (Whole cycle averaged)
30°
180°
120°
N4803FC300-350
Issue 1
Figure 10 – On-state current vs. Heatsink temperature - Double Side Cooled (Sine wave)
150
125
100
75
50
Maximum permissable heatsink temperature (°C)
25
0
0 1000 2000 3000 4000 5000 6000 7000
Mean forward current (A) (Whole cycle averaged)
30° 60° 90° 120° 180°
N4803FC300-350
Issue 1
Figure 11 – On-state current vs. Power dissipation – Double Side Cooled (Square wave)
18000
16000
14000
12000
d.c.
270°
Issue 1
180°
120°
90°
60°
30°
10000
8000
6000
Maximum forward dissipation (W)
4000
2000
N4803FC300-350
0
0 2000 4000 6000 8000 10000
Mean Forward Current (Amps) (Whole Cycle Averaged)
Figure 12 – On-state current vs. Heatsink temperature - Double Side Cooled (Square wave)
150
125
100
75
50
Maximum permissible heatsink temperature (°C)
25
0
0 2000 4000 6000 8000 10000
Mean Forward Current (Amps) (Whole Cycle Averaged)
N4803FC300-350
Issue 1
30°
60°
90°
120°
180°
270°
d.c.
Data Sheet. Type N4803FC300-350 Issue 1 Page 7 of 10 July, 2002
Page 8
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WESTCODE An IXYS Company Phase Control Thyristor Types N4803FC300-350
WESTCODEWESTCODE
Figure 13 – On-state current vs. Power dissipation – Single Side Cooled (Sine wave)
9000
8000
90°
60°
30°
7000
6000
5000
4000
3000
Maximum forward dissipation (W)
2000
1000
N4803FC300-350
0
0 1000 2000 3000 4000
Mean forward current (A) (Whole cycle averaged)
120°
Issue 1
180°
Figure 14 – On-state current vs. Heatsink temperature - Single Side Cooled (Sine wave)
150
125
100
75
50
Maximum permissable heatsink temperature (°C)
25
0
0 1000 2000 3000 4000 5000
Mean forward current (A) (Whole cycle averaged)
30° 60° 90° 120°
N4803FC300-350
Issue 1
180°
Figure 15 – On-state current vs. Power dissipation – Single Side Cooled (Square wave)
9000
8000
7000
6000
d.c.
5000
4000
3000
Maximum forward dissipation (W)
2000
1000
0
0 1000 2000 3000 4000 5000 6000
Mean Forward Current (Amps) (Whole Cycle Averaged)
270°
180°
120°
90°
60°
30°
N4803FC300-350
Issue 1
Figure 16 – On-state current vs. Heatsink temperature - Single Side Cooled (Square wave)
150
125
100
75
50
Maximum permissible heatsink temperature (°C)
25
0
0 1000 2000 3000 4000 5000 6000
Mean Forward Current (Amps) (Whole Cycle Averaged)
N4803FC300-350
Issue 1
30°
60°
90°
120°
180°
270°
d.c.
Data Sheet. Type N4803FC300-350 Issue 1 Page 8 of 10 July, 2002
Page 9
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WESTCODE An IXYS Company Phase Control Thyristor Types N4803FC300-350
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Figure 17 – Maximum surge and I2t ratings
1000000
100000
Total peak half sine surge current (A)
10000
N4803FC300-350
Issue 1
Tj (initial) = 125°C
I2t: V
I2t: 60% V
I
: V
TSM
I
: 60% V
TSM
135101 5 10 50 100
RRM
RRM
10V
≤
RRM
≤
10V
RRM
1.00E+09
1.00E+08
1.00E+07
2
2
s)
t (A
Maximum I
Duration of surge (ms) Duration of surge (cycles @ 50Hz)
Data Sheet. Type N4803FC300-350 Issue 1 Page 9 of 10 July, 2002
Page 10
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WESTCODE An IXYS Company Phase Control Thyristor Types N4803FC300-350
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Outline Drawing & Ordering Information
ORDERING INFORMATION (Pleas e quote 10 digit code as below)
N4803 FC
Fixed
Type Code
Order code: N4803FC320 – 3200V V
IXYS Semiconductor GmbH
Edisonstraße 15
D-68623 Lampertheim
Tel: +49 6206 503-0
Fax: +49 6206 503-627
E-mail: marcom@ixys.de
IXYS Corporation
3540 Bassett Street
Santa Clara CA 95054 USA
Tel: +1 (408) 982 0700
Fax: +1 (408) 496 0670
E-mail: sales@ixys.net
The information contained herein is confidential and is protected by Copyright. The information may not be used or
disclosed except with the written permission of and in the manner permitted by the proprietors Westcode Semiconductors
Ltd.
In the interest of product improvement, Westcode reserves the right to change specifications at any time without prior
notice.
Devices with a suffix code (2-letter or letter/digit/letter combination) added to their generic code are not necessarily subject
to the conditions and limits contained in this report.
WESTCODE
An IXYS Company
Fixed
outline code
, 36.5mm clamp height capsule.
RRM
www.westcode.com
www.ixys.net
Voltage code
/100
V
DRM
30-35
0
Fixed code
Westcode Semiconductors Ltd
PO Box 57 Chippenham
Wiltshi re S N15 1J L
Tel: +44 (0)1249 444524
Fax: +44 (0)1249 659448
E-mail: WSL.sales@westcode,com
Westcode Semiconductors Inc
3270 Cherry Avenue
Long Beach CA 90807 USA
Tel: +1 (562) 595 6971
Fax: +1 (562) 595 8182
E-mail: WSI.sales@westcode.com
© Westcode Semiconductors Ltd.
Data Sheet. Type N4803FC300-350 Issue 1 Page 10 of 10 July, 2002
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