IRF740S
N - CHANNEL 400V - 0.48
- 10 A - D
2
PAK
PowerMESH
TM
MOSFET
s
TYPICAL R
DS(on)
= 0.48
s
EXTREMELY HIGH dv/dt CAPABILITY
s
100% AVALANCHE TESTED
s
VERY LOW INTRINSIC CAPACITANCES
s
GATE CHARGE MINIMIZED
s
FOR THROUGH-HOLE VERSION CONTACT
SALES OFFICE
DESCRIPTION
This power MOSFET is designed using the
company's consolidated strip layout-based MESH
OVERLAY
TM
process. This technology matches
and improves the performances compared with
standard parts from various sources.
APPLICATIONS
s
HIGH CURRENT SWITCHING
s
UNINTERRUPTIBLE POWER SUPPLY (UPS)
s
DC/DC COVERTERS FOR TELECOM,
INDUSTRIAL, AND LIGHTING EQUIPMENT.
INTERNAL SCHEMATIC DIAGRAM
August 1998
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Uni t
V
DS
Drain-source Volt age (V
GS
= 0)
400
V
V
DGR
Drain- gate Voltage (R
GS
= 20 k
)
400
V
V
G S
Gat e-source Voltage
20
V
I
D
Drain Current (continuous) at T
c
= 25
o
C
10
A
I
D
Drain Current (continuous) at T
c
= 100
o
C
6.3
A
I
DM
(
)
Drain Current (pulsed)
40
A
P
t ot
Tot al Dissipation at T
c
= 25
o
C
125
W
Derating F act or
1.0
W/
o
C
dv/dt(
1
)
Peak Diode Recovery voltage slope
4.0
V/ ns
T
stg
Storage T emperat ure
-65 to 150
o
C
T
j
Max. O perating Junction Temperature
150
o
C
(
) Pulse width limited by safe operating area
(
1
) I
SD
10 A, di/dt
120 /
s, V
DD
V
(BR)DSS
, Tj
T
JMAX
TYPE
V
DSS
R
DS(on)
I
D
I RF740S
400 V
< 0.55
10 A
1
3
D
2
PAK
TO-263
(Suffix "T4")
1/8
THERMAL DATA
R
t hj-ca se
Rthj -am b
R
thc- si nk
T
l
Thermal Resistance Junction-case
Max
Thermal Resistance Junction-ambient
Max
Thermal Resistance Case-sink
Typ
Maximum Lead Temperature For Soldering Purpose
1.0
62. 5
0.5
300
o
C/W
oC/ W
o
C/W
o
C
AVALANCHE CHARACTERISTICS
Symb ol
Parameter
Max Valu e
Uni t
I
AR
Avalanche Current, Repetitive or Not -Repet itive
(pulse width limited by T
j
max)
10
A
E
AS
Single Pulse Avalanche Energy
(starting T
j
= 25
o
C, I
D
= I
AR
, V
DD
= 50 V)
520
mJ
ELECTRICAL CHARACTERISTICS (T
case
= 25
o
C unless otherwise specified)
OFF
Symb ol
Parameter
Test Cond ition s
Mi n.
Typ .
Max.
Un it
V
(BR)DSS
Drain-source
Breakdown Volt age
I
D
= 250
A
V
GS
= 0
400
V
I
DSS
Zero G ate Voltage
Drain Current (V
GS
= 0)
V
DS
= Max Rating
V
DS
= Max Rating
T
c
= 125
o
C
1
50
A
A
I
GSS
Gate-body Leakage
Current (V
DS
= 0)
V
G S
=
20 V
100
nA
ON (
)
Symb ol
Parameter
Test Cond ition s
Mi n.
Typ .
Max.
Un it
V
GS(th)
Gate Threshold
Voltage
V
DS
= V
GS
I
D
= 250
A
2
3
4
V
R
DS( on)
St atic Drain-source On
Resistance
V
G S
= 10V
I
D
= 5.3 A
0. 48
0.55
I
D(o n)
On St ate Drain Current
V
DS
> I
D(on)
x R
DS(on) max
V
G S
= 10 V
10
A
DYNAMIC
Symb ol
Parameter
Test Cond ition s
Mi n.
Typ .
Max.
Un it
g
fs
(
)
Forward
Transconduct ance
V
DS
> I
D(on)
x R
DS(on) max
I
D
= 6 A
5. 8
S
C
iss
C
oss
C
rss
Input Capacitance
Output Capacit ance
Reverse T ransfer
Capacitance
V
DS
= 25 V
f = 1 MHz
V
GS
= 0
1400
220
27
pF
pF
pF
IRF740S
2/8
ELECTRICAL CHARACTERISTICS (continued)
SWITCHING ON
Symb ol
Parameter
Test Cond ition s
Mi n.
Typ .
Max.
Un it
t
d(on)
t
r
Turn-on Time
Rise Time
V
DD
= 200 V
I
D
= 5 A
R
G
= 4.7
V
G S
= 10 V
(see test circuit, figure 1)
17
10
ns
ns
Q
g
Q
gs
Q
gd
Total Gate Charge
Gate-Source Charge
Gate-Drain Charge
V
DD
= 320 V
I
D
= 10.7 A V
GS
= 10V
35
11
12
43
nC
nC
nC
SWITCHING OFF
Symb ol
Parameter
Test Cond ition s
Mi n.
Typ .
Max.
Un it
t
r(Vof f)
t
f
t
c
Of f-voltage Rise Time
Fall Time
Cross-over Time
V
DD
= 320 V
I
D
= 10 A
R
G
= 4.7
V
GS
= 10 V
(see test circuit, figure 3)
10
10
17
ns
ns
ns
SOURCE DRAIN DIODE
Symb ol
Parameter
Test Cond ition s
Mi n.
Typ .
Max.
Un it
I
SD
I
SDM
(
)
Source-drain Current
Source-drain Current
(pulsed)
10
40
A
A
V
SD
(
)
Forward On Voltage
I
SD
= 10 A
V
GS
= 0
1.6
V
t
rr
Q
rr
I
RRM
Reverse Recovery
Time
Reverse Recovery
Charge
Reverse Recovery
Current
I
SD
=10 A
di/dt = 100 A/
s
V
DD
= 100 V
T
j
= 150
o
C
(see test circuit, figure 3)
370
3.2
17
ns
C
A
(
) Pulsed: Pulse duration = 300
s, duty cycle 1.5 %
(
) Pulse width limited by safe operating area
Safe Operating Area
Thermal Impedance
IRF740S
3/8
Output Characteristics
Transconductance
Gate Charge vs Gate-source Voltage
Transfer Characteristics
Static Drain-source On Resistance
Capacitance Variations
IRF740S
4/8
Normalized Gate Threshold Voltage vs
Temperature
Source-drain Diode Forward Characteristics
Normalized On Resistance vs Temperature
IRF740S
5/8
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