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®
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
1/5
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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
2/5