Page 1
®
STW14NB50
N-CH ANNEL 500V - 0.40 Ω - 14A - TO-247
PowerMESH MOSFET
PRELIMINARY DATA
TYPE V
DSS
R
DS(on)
I
D
STW14NB50 500 V < 0.45 Ω 14 A
■
TYPICAL R
■
EXTREMELY HIGH dv/dt CAPABILITY
■
100% AVALANCHE TESTED
■
GATE CHARGE MINIMIZED
Using the latest high voltage MESH OVERLAY
DS(on)
= 0.40
Ω
process, STMicroelectronics has designed an
advanced family of power MOSFETs with
outstanding performances. The new patent
pending strip layout coupled with the Company’s
proprietary edge termination structure, gives the
lowest R
per area, exceptional avalanche
DS(on)
and dv/dt capabilities and unrivalled gate charge
and switching characteristics.
APPLICATIONS
■
SWITCH MODE POWER SUPPLIES (SMPS)
■
DC-AC CONVERTERS FOR WELDING
EQUIPMENT AND UNINTERRUPTI BLE
POWER SUPPLIES AND MOTOR DRIVE
3
2
1
TO-247
INTERNAL SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
V
V
V
I
DM
P
dv/dt(
T
(•) Pulse width limited by safe operating area (1) ISD ≤14 A, di/dt ≤ 200 A/µs, VDD ≤ V
April 1999
This is preliminary inform ation on a new product now in developm ent or underg oin g evaluation. Details are subject to change without notice.
Drain-source Voltage (VGS = 0)at Tc = 100 oC 500 V
DS
Drain- gate Voltage (RGS = 20 kΩ)at Tc = 100 oC
DGR
Gate-source Voltage ± 30 V
GS
I
Drain Current (continuous) at Tc = 25 oC14A
D
I
Drain Current (continuous) at Tc = 100 oC8A
D
500 V
(•) Drain Current (pulsed) 52 A
Total Dissipation at Tc = 25 oC 190 W
tot
Derating Factor 1.51 W/
) Peak Diode Recovery voltage slope 4 V/ns
1
Storage Temperature -65 to 150
stg
T
Max. Operating Junction Temperature 150
j
, Tj ≤ T
(BR)DSS
JMAX
o
C
o
C
o
C
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STW14NB50
THERMAL DATA
R
thj-case
Rthj-am b
R
thc-sink
T
Thermal Resistance Junction-case Max
Thermal Resistance Junction-ambient Max
Thermal Resistance Case-sink Typ
Maximum Lead Temperature For Soldering Purpose
l
AVALANCHE CHARACTERIST ICS
Symbol Parameter Max Value Unit
I
AR
E
Avalanche Current, Repetitive or Not-Repetitive
(pulse width limited by T
Single Pulse Avalanche Energy
AS
(starting T
= 25 oC, ID = IAR, V
j
max)
j
DD
= 50 V)
0.66
62.5
0.5
300
14 A
900 mJ
o
C/W
oC/W
o
C/W
o
C
ELECTRICAL CHARACTERISTICS
= 25 oC unless otherwise specified)
(T
case
OFF
Symbol Parameter Test Conditions Min. Typ. Max. Unit
V
(BR)DSS
Drain-source
I
= 250 µA V
D
GS
= 0
500 V
Breakdown Voltage
I
DSS
I
GSS
Zero Gate Voltage
Drain Current (V
GS
Gate-body Leakage
Current (V
DS
= 0)
= 0)
= Max Rating
V
DS
V
= Max Rating Tc = 125 oC
DS
V
= ± 30 V
GS
1
50
± 100 nA
ON (∗)
Symbol Parameter Test Conditions Min. Typ. Max. Unit
V
GS(th)
Gate Threshold
V
= VGS ID = 250 µA
DS
345V
Voltage
R
DS(on)
Static Drain-source On
VGS = 10V ID =6.5 A 0.4 0.45 Ω
Resistance
I
D(on)
On State Drain Current VDS > I
V
= 10 V
GS
D(on)
x R
DS(on)max
14 A
DYNAMIC
Symbol Parameter Test Conditions Min. Typ. Max. Unit
g
(∗) Forward
fs
Transconductance
C
C
C
Input Capacitance
iss
Output Capacitance
oss
Reverse Transfer
rss
Capacitance
VDS > I
V
DS
x R
D(on)
DS(on)max
= 25 V f = 1 MHz V
ID =6.5 A 9 S
= 0 2100
GS
300
30
µA
µA
pF
pF
pF
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STW14NB50
ELECTRICAL CHARACTERISTICS
(continued)
SWITCHING ON
Symbol Parameter Test Conditions Min. Typ. Max. Unit
t
d(on)
Q
Q
Q
Turn-on Delay Time
t
Rise Time
r
Total Gate Charge
g
Gate-Source Charge
gs
Gate-Drain Charge
gd
V
= 250 V ID = 6 A
DD
= 4.7 Ω VGS = 10 V
R
G
V
= 400 V ID =13 A V
DD
= 10 V 50
GS
24
12
68 nC
14
21
SWITCHING OFF
Symbol Parameter Test Conditions Min. Typ. Max. Unit
t
r(Voff)
t
t
Off-voltage Rise Time
Fall Time
f
Cross-over Time
c
V
= 400 V ID = 13 A
DD
= 4.7 Ω VGS = 10 V
R
G
20
15
33
SOURCE DRAIN DIODE
Symbol Parameter Test Conditions Min. Typ. Max. Unit
13
52
I
SDM
I
SD
Source-drain Current
(•)
Source-drain Current
(pulsed)
V
(∗) Forward On Voltage ISD = 14 A VGS = 0 1.6 V
SD
t
Q
Reverse Recovery
rr
Time
Reverse Recovery
rr
I
= 13 A di/dt = 100 A/µs
SD
V
= 100 V Tj = 150 oC
DD
525
5.5
Charge
I
RRM
Reverse Recovery
21
Current
(∗) Pulsed: Pulse duration = 300 µs, duty cycle 1.5 %
(•) Pulse widt h limited by safe operating area
ns
ns
nC
nC
ns
ns
ns
A
A
ns
µC
A
3/5
Page 4
STW14NB50
TO-247 MECHANICAL DATA
DIM.
MIN. TYP. MAX. MIN. TYP. MAX.
A 4.7 5.3 0.185 0.209
D 2.2 2.6 0.087 0.102
E 0.4 0.8 0.016 0.031
F 1 1.4 0.039 0.055
F3 2 2.4 0.079 0.094
F4 3 3.4 0.118 0.134
G 10.9 0.429
H 15.3 15.9 0.602 0.626
L 19.7 20.3 0.776 0.779
L3 14.2 14.8 0.559 0.413 0.582
L4 34.6 1.362
L5 5.5 0.217
M 2 3 0.079 0.118
Dia 3.55 3.65 0.140 0.144
mm inch
4/5
P025P
Page 5
STW14NB50
Information f urnished i s believed t o be accurate an d reliabl e. How ever, STMicroelect ronics assu mes no responsib ility fo r the consequen ces
of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is
granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are
subject to chan ge w ithout notice. This publicatio n su persedes a nd r eplaces al l inf ormati on previ ously suppl ied. STMicroelect ron ics produ cts
are not auth ori zed f or use as critical components i n life sup port devi ces or syst ems wi thout express written approval of STMicr oel ectronics.
The ST logo is a trademark of STMicroelectronics
© 1999 STMicroelectronics – Printed in Italy – All Rights Reserved
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