Advanced Power MOSFET
FEATURES
Avalanche Rugged Technology
Rugged Gate Oxide Technology
Lower Input Capacitance
Improved Gate Charge
Extended Safe Operating Area
Lower Leakage Current : 10
µ
A (Max.) @ V
DS
= 500V
Lower R
DS(ON)
: 4.046
Ω
(Typ.)
SSW/I1N50A
BV
DSS
= 500 V
R
DS(on)
= 5.5
Ω
I
D
= 1.5 A
D
2
-PAK
2
I
2
-PAK
1
1
3
2
3
1. Gate 2. Drain 3. Source
Absolute Maximum Ratings
Symbol
V
DSS
I
D
I
DM
V
GS
E
AS
I
AR
E
AR
dv/dt
P
D
Characteristic
Drain-to-Source Voltage
Continuous Drain Current (T
C
=25
C
)
Continuous Drain Current (T
C
=100
C
)
Drain Current-Pulsed
Gate-to-Source Voltage
Single Pulsed Avalanche Energy
Avalanche Current
Repetitive Avalanche Energy
Peak Diode Recovery dv/dt
Total Power Dissipation (T
A
=25
C
) *
Ο
Ο
Ο
Value
500
1.5
0.97
1
O
2
O
1
O
1
O
3
O
Units
V
A
A
V
mJ
A
mJ
V/ns
W
W
W/
C
Ο
5
+
30
_
113
1.5
3.6
3.5
3.1
36
0.29
- 55 to +150
Total Power Dissipation (T
C
=25
C
)
Ο
Linear Derating Factor
T
J
, T
STG
T
L
Operating Junction and
Storage Temperature Range
Maximum Lead Temp. for Soldering
Purposes, 1/8” from case for 5-seconds
Ο
C
300
Thermal Resistance
Symbol
R
θ
JC
R
θ
JA
R
θ
JA
Characteristic
Junction-to-Case
Junction-to-Ambient *
Junction-to-Ambient
Typ.
--
--
--
Max.
3.44
40
62.5
Ο
Units
C
/W
*
When mounted on the minimum pad size recommended (PCB Mount).
Rev. B
©1999 Fairchild Semiconductor Corporation
IRFW/I640A
Ο
N-CHANNEL
POWER MOSFET
Electrical Characteristics
(T
C
=25
C
unless otherwise specified)
Symbol
BV
DSS
∆
BV/
∆
T
J
V
GS(th)
I
GSS
I
DSS
R
DS(on)
g
fs
C
iss
C
oss
C
rss
t
d(on)
t
r
t
d(off)
t
f
Q
g
Q
gs
Q
gd
Characteristic
Drain-Source Breakdown Voltage
Breakdown Voltage Temp. Coeff.
Gate Threshold Voltage
Gate-Source Leakage , Forward
Gate-Source Leakage , Reverse
Drain-to-Source Leakage Current
Static Drain-Source
On-State Resistance
Forward Transconductance
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
Turn-On Delay Time
Rise Time
Turn-Off Delay Time
Fall Time
Total Gate Charge
Gate-Source Charge
Gate-Drain(‘Miller”) Charge
Min. Typ. Max. Units
500
--
2.0
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
0.63
--
--
--
--
--
--
1.1
220
30
11
12
13
42
15
11
1.6
5.5
--
--
4.0
100
-100
10
100
5.5
--
290
35
13
35
35
90
40
16
--
--
nC
ns
pF
µ
A
Ω
Ω
V
V/
C
V
nA
Ο
Test Condition
V
GS
=0V,I
D
=250
µ
A
See Fig 7
V
DS
=5V,I
D
=250
µ
A
V
GS
=30V
V
GS
=-30V
V
DS
=500V
V
DS
=400V,T
C
=125
C
V
GS
=10V,I
D
=0.75A
V
DS
=50V,I
D
=0.75A
4
O
4
O
Ο
I
D
=250
µ
A
V
GS
=0V,V
DS
=25V,f =1MHz
See Fig 5
V
DD
=250V,I
D
=1.5A,
R
G
=24
Ω
See Fig 13
V
DS
=400V,V
GS
=10V,
I
D
=1.5A
See Fig 6 & Fig 12
4
5
OO
4
5
OO
Source-Drain Diode Ratings and Characteristics
Symbol
I
S
I
SM
V
SD
t
rr
Q
rr
Characteristic
Continuous Source Current
Pulsed-Source Current
Diode Forward Voltage
Reverse Recovery Time
Reverse Recovery Charge
1
O
4
O
Min. Typ. Max. Units
--
--
--
--
--
--
--
--
162
0.54
1.5
5
1.15
--
--
A
V
ns
µ
C
Test Condition
Integral reverse pn-diode
in the MOSFET
T
J
=25
C
I
S
=1.5A,V
GS
=0V
T
J
=25
C
,I
F
=1.5A
di
F
/dt=100A/
µ
s
4
O
Ο
Ο
Notes ;
1
O
Repetitive Rating : Pulse Width Limited by Maximum Junction Temperature
2
O
L=90mH, I
AS
=1.5A, V
DD
=50V, R
G
=27
Ω
, Starting T
J
=25
oo
C
3
<
_
_
O
I
SD
<
1.5A, di/dt
_
70A/
µ
s, V
DD
<
BV
DSS
, Starting T
J
=25 C
_
s,
4
Pulse Test : Pulse Width = 250
µ
Duty Cycle
<
2%
O
5
O
Essentially Independent of Operating Temperature
N-CHANNEL
POWER MOSFET
Fig 1. Output Characteristics
V
GS
15V
10 V
8.0 V
7.0 V
6.0 V
5.5 V
5.0 V
Bottom : 4.5 V
IRFW/I1N50A
Fig 2. Transfer Characteristics
[A]
I
D
, Drain Current
10
0
[A]
Top :
I
D
, Drain Current
10
0
150
o
C
10
-1
25
o
C
@ Notes :
1. V = 0 V
GS
- 55 C
o
10
-1
@ Notes :
1. 250
µ
s Pulse Test
2. T = 25
o
C
C
10
-2
10
-1
10
0
10
1
2. V = 50 V
DS
3. 250
µ
s Pulse Test
6
8
10
10
-2
2
4
V
DS
, Drain-Source Voltage [V]
[A]
V
GS
, Gate-Source Voltage [V]
Fig 3. On-Resistance vs. Drain Current
R
DS(on)
, [ ]
Ω
Drain-Source On-Resistance
15
Fig 4. Source-Drain Diode Forward Voltage
I
DR
, Reverse Drain Current
1
0
0
10
V
GS
= 10 V
5
V
GS
= 20 V
1
-1
0
@Nts:
oe
1 V
GS
= 0 V
.
2 2 0
µ
s P l e T s
. 5
us et
08
.
10
.
12
.
10 C
5
2
o
C
5
1
-2
0
02
.
04
.
06
.
o
@ N t : T
J
= 25
o
C
oe
0
0
1
2
3
4
5
I
D
, Drain Current [A]
V
SD
, Source-Drain Voltage [V]
Fig 5. Capacitance vs. Drain-Source Voltage
40
0
C
iss
= C
gs
+ C ( C
ds
= s o t d )
hre
gd
C
oss
= C
ds
+ C
gd
Fig 6. Gate Charge vs. Gate-Source Voltage
[V]
[pF]
30
0
C
iss
V
GS
, Gate-Source Voltage
C
rss
= C
gd
1
0
0
V =10V
DS
V
DS
= 2 0 V
5
V
DS
= 4 0 V
0
Capacitance
20
0
@Nts:
oe
1 V
GS
= 0 V
.
2 f=1Mz
.
H
5
C
oss
10
0
C
rss
@ N t s : I
D
= 1 5 A
oe
.
0
0
2
4
6
8
1
0
1
2
0
0
1
0
1
10
V
DS
, Drain-Source Voltage [V]
Q
G
, Total Gate Charge [nC]
IRFW/I1N50A
BV
DSS
, (Normalized)
Drain-Source Breakdown Voltage
N-CHANNEL
POWER MOSFET
Fig 8. On-Resistance vs. Temperature
R
DS(on)
, (Normalized)
Drain-Source On-Resistance
3.0
Fig 7. Breakdown Voltage vs. Temperature
1.2
2.5
1.1
2.0
1.0
1.5
1.0
@ Notes :
1. V = 10 V
GS
2. I = 0.75 A
D
0.9
@ Notes :
1. V = 0 V
GS
2. I = 250
µ
A
D
0.5
0.8
-75
-50
-25
0
25
50
75
100
o
125
150
175
0.0
-75
-50
-25
0
25
50
75
100
o
125
150
175
T
J
, Junction Temperature [ C]
T
J
, Junction Temperature [ C]
Fig 9. Max. Safe Operating Area
[A]
1
10
Fig 10. Max. Drain Current vs. Case Temperature
2.0
Operation in This Area
is Limited by R
DS(on)
100
µ
s
1 ms
I
D
, Drain Current
I
D
, Drain Current
3
10
[A]
1.5
10 ms
1.0
0.5
2
10
0
10
DC
10
-1
@ Notes :
1. T = 25
o
C
C
2. T = 150
o
C
J
3. Single Pulse
10
-2
0
10
1
10
0.0
25
50
75
100
125
150
V
DS
, Drain-Source Voltage [V]
T
c
, Case Temperature [
o
C]
Fig 11. Thermal Response
Thermal Response
D=0.5
10
0
0.2
0.1
0.05
10
- 1
0.02
0.01
@ Notes :
1. Z
θ
J C
(t)=3.44
o
C/W Max.
2. Duty Factor, D=t /t
2
1
3. T
J M
-T
C
=P
D M
*Z
θ
J C
(t)
Z
θ
JC
(t) ,
P
DM
single pulse
t
1
t
2
10
- 5
10
- 4
10
- 3
10
- 2
10
- 1
10
0
10
1
t
1
, Square Wave Pulse Duration
[sec]
N-CHANNEL
POWER MOSFET
IRFW/I640A
Fig 12. Gate Charge Test Circuit & Waveform
“ Current Regulator ”
50K
Ω
12V
200nF
300nF
Same Type
as DUT
V
GS
Q
g
10V
V
DS
V
GS
DUT
3mA
Q
gs
Q
gd
R
1
Current Sampling (I
G
)
Resistor
R
2
Current Sampling (I
D
)
Resistor
Charge
Fig 13. Resistive Switching Test Circuit & Waveforms
R
L
V
out
V
in
R
G
DUT
10V
V
in
10%
V
out
V
DD
( 0.5 rated V
DS
)
90%
t
d(on)
t
on
t
r
t
d(off)
t
off
t
f
Fig 14. Unclamped Inductive Switching Test Circuit & Waveforms
L
L
V
DS
Vary t
p
to obtain
required peak I
D
BV
DSS
1
2
--------------------
E
AS
= ---- L
L
I
AS
2
BV
DSS
-- V
DD
BV
DSS
I
AS
C
V
DD
V
DD
t
p
I
D
R
G
DUT
10V
t
p
I
D
(t)
V
DS
(t)
Time
