Winsok-Semicon-WSD4048DN56

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Winsok-Semicon-WSD4048DN56
WSD4048DN
56  
N-Ch and
P
-Channel MOSFET  
Product Summery  
General Description  
The
WSD4048DN
56
is the highest performance trench  
N-ch and P-ch MOSFET with extreme high cell  
density , which provide excellent RDSON and gate  
charge for most of the synchronous buck converter  
applications .  
BVDSS  
40V  
RDSON  
ID  
1
4
m
Ω
 
3
2
m
Ω  
34
A  
-2
4
A  
-40V  
The
WSD4048DN
56
meet the RoHS and Green  
Product requirement 100% EAS guaranteed with full  
function reliability approved.  
Applications  
z
High Frequency Point-of-Load Synchronous  
Buck Converter for MB/NB/UMPC/VGA  
z
Networking DC-DC Power System  
z
CCFL Back-light Inverter  
Features  
z
Advanced high cell density Trench technology  
z
Super Low Gate Charge  
DFN5X6
C-8-
EP
2
Pin Configuration  
z
Excellent CdV/dt effect decline  
z
100% EAS Guaranteed  
z
Green Device Available  
Absolute Maximum Ratings  
Rating  
Symbol  
Parameter  
Units  
N-Ch  
40  
P-Ch  
-40  
V

DS  

V

GS  

Drain-Source Voltage  
Gate-Sou
r
ce Voltage  
Continuous Drain Current, V

GS

@ 10V

1  

Continuous Drain Current, V

GS

@ 10V

1  

Pulsed Drain Current

2  

V
V
±
20  
34  
±
20  
I

D

@T

C

=25
℃  
–
24  
A
2
2  
-1
8  
A
I

D

@T

C

=
7
0
℃  
I

DM  

46  
-40  
A
EAS  
Single Pulse Avalanche Energy

3  

28  
66  
mJ  
A
I

AS  

P

D

@T

C

=25
℃  
T

STG  

Avalanche Current  
Total Power Dissipation

4  

17.8  
25  
-27.2  
31.3  
W
℃
℃
Storage
T
e
mperature Range  
Operating Junction Temperature Range  
-55 to 150  
-55 to 150  
-55 to 150  
-55 to 150  
T

J  

Thermal Data  
Symbol  
R

θ
JA  

Parameter  
Typ.  
—  
Max.  
62  
Unit  
℃
/W  
℃
/W  
Thermal Resistance Junction-Ambient

1  

Thermal Resistance Junction-Case

1  

R

θ
JC  

—  
5
Page
1  
Rev1.0 Mar.2022  

WSD4048DN
56  
N-Ch and
P
-Channel MOSFET  
N-Channel Electrical Characteristics (T

J

=25
℃
, unless otherwise noted)  
Symbol  
Parameter  
Conditions  
V

GS

=0V , I

D

=250uA  
Min.  
40  
—  
—  
—  
1.
5
 
—  
—  
—  
—  
—  
—  
—  
—  
—  
—  
—  
—  
—  
—  
—  
—  
Typ.  
—  
Max.  
—  
Unit  
V
BV

DSS  

Drain-Source Breakdown Voltage  
BVDSS Temperature Coefficient  
△
BV

DSS

/△
T

J  

Reference to 25
℃
, I

D

=1mA  
V

GS

=10V , I

D

=1
0
A  
0.034  
1
4  
—  
V/
℃  
2
1  
R

DS(ON)  

Static Drain-Source On-Resistance

2  

m
Ω
 
1
8  
25  
2.5  
—  
V

GS

=4.5V , I

D

=
5
A  
V

GS(th)  

Gate Threshold Voltage  
2.0  
-4.56  
—  
V
V

GS

=V

DS

, I

D

=250uA  
△
V

GS(th)  

V

GS(th)

Temperature Coefficient  
mV/
℃  
V

DS

=32V , V

GS

=0V , T

J

=25
℃  
V

DS

=32V , V

GS

=0V , T

J

=55
℃  
1
I

DSS  

Drain-Source Leakage Current  
uA  
—  
5
V

GS

=
±
20V , V

DS

=0V  
I

GSS  

gfs  
Gate-Source Leakage Current  
Forward Transconductance  
Gate Resistance  
—  
±
100  
—  
nA  
S
15  
V

DS

=5V , I

D

=1
0
A  
R

g  

V

DS

=0V , V

GS

=0V , f=1MHz  
2.
5  
9.5  
1.25  
2.5  
8.9  
2.2  
41  
5.2  
—  
Ω
Q

g  

Total Gate Charge (4.5V)  
Gate-Source Charge  
Gate-Drain Charge  
Turn-On Delay Time  
Rise Time  
V

DS

=20V , V

GS

=4.5V , I

D

=12A  
nC  
ns  
Q

gs  

Q

gd  

T

d(on)  

T

r  

—  
—  
—  
V

DD

=20V , V

GS

=10V , R

G

=3.3
Ω  
—  
I

D

=1A  
T

d(off)  

T

f  

Turn-Off Delay Time  
Fall Time  
—  
2.7  
810  
90  
—  
C

iss  

C

oss  

C

rss  

Input Capacitance  
—  
V

DS

=15V , V

GS

=0V , f=1MHz  
pF  
Output Capacitance  
Reverse Transfer Capacitance  
—  
60  
—  
Guaranteed Avalanche Characteristics  
Symbol  
Parameter  
Conditions  
Min.  
Typ.  
Max.  
Unit  
EAS  
Single Pulse Avalanche Energy

5  

V

DD

=25V , L=0.
5
mH , I

AS

=10A  
10  
—  
—  
mJ  
Diode Characteristics  
Symbol  
Parameter  
Conditions  
Min.  
—  
Typ.  
—  
Max.  
23  
Unit  
A
I

S  

Continuous Source Current

1,6  

Pulsed Source Current

2,6  

Diode Forward Voltage

2  

V

G

=V

D

=0V , Force Current  
I

SM  

V

SD  

—  
—  
46  
A
V

GS

=0V , I

S

=1A , T

J

=25
℃  
—  
—  
1.2  
V
Note :  
1.
The data tested by surface mounted on a 1 inch

2

FR-4 board with 2OZ copper.  
2.
The data tested by pulsed , pulse width
≦
300us , duty cycle
≦
2%  
3.
The EAS data shows Max. rating .  
4.
The power dissipation is limited by 150
℃
junction temperature  
5.
The Min. value is 100% EAS tested guarantee.  
6.
The data is theoretically the same as I

D

and I

DM

, in real applications , should be limited by total power dissipation.  
Rev1.0 Mar.2022  
Page
2  

WSD4048DN
56  
N-Ch and
P
-Channel MOSFET  
P-Channel Electrical Characteristics (T

J

=25
℃
, unless otherwise noted)  
Symbol  
Parameter  
Conditions  
V

GS

=0V , I

D

=-250uA  
Min.  
-40  
—  
Typ.  
—  
Max.  
Unit  
V
BV

DSS  

Drain-Source Breakdown Voltage  
BV

DSS

Temperature Coefficient  
—  
—  
38  
△
BV

DSS

/△
T

J  

Reference to 25
℃
, I

D

=-1mA  
V

GS

=-10V , I

D

=-
10
A  
-0.012  
3
2
 
V/
℃  
—  
R

DS(ON)  

Static Drain-Source On-Resistance

2  

m
Ω  
46  
6
2  
-2.5  
—  
V

GS

=-4.5V , I

D

=-4A  
—  
V

GS(th)  

Gate Threshold Voltage  
-1.
5  
—  
–
2.0  
4.32  
—  
V
V

GS

=V

DS

, I

D

=-250uA  
△
V

GS(th)  

V

GS(th)

Temperature Coefficient  
mV/
℃  
V

DS

=-32V , V

GS

=0V , T

J

=25
℃  
—  
1
I

DSS  

Drain-Source Leakage Current  
uA  
V

DS

=-32V , V

GS

=0V , T

J

=55
℃  

GS

=
±
20V , V

DS

=0V  
—  
—  
5
V
I

GSS  

gfs  
Gate-Source Leakage Current  
Forward Transconductance  
Gate Resistance  
—  
—  
±
100  
—  
nA  
S
V

DS

=-5V , I

D

=-8A  
—  
12.6  
13  
R

g  

V

DS

=0V , V

GS

=0V , f=1MHz  
—  
16  
—  
Ω
Q

g  

Total Gate Charge (-4.5V)  
Gate-Source Charge  
Gate-Drain Charge  
Turn-On Delay Time  
Rise Time  
—  
9
V

DS

=-20V , V

GS

=-4.5V , I

D

=-12A  
nC  
ns  
Q

gs  

Q

gd  

T

d(on)  

T

r  

—  
2.54  
3.1  
—  
—  
—  
—  
19.2  
12.8  
48.6  
4.6  
—  
V

DD

=-15V , V

GS

=-10V , R

G

=3.3
Ω
,  
—  
—  
I

D

=-1A  
T

d(off)  

T

f  

Turn-Off Delay Time  
Fall Time  
—  
—  
—  
—  
C

iss  

-C

oss  

C

rss  

Input Capacitance  
—  
1904  
—  
V

DS

=-15V , V

GS

=0V , f=1MHz  
pF  
Output Capacitance  
Reverse Transfer Capacitance  
—  
—  
108  
80  
—  
—  
Guaranteed Avalanche Characteristics  
Symbol  
Parameter  
Conditions  
Min.  
Typ.  
Max.  
Unit  
EAS  
Single Pulse Avalanche Energy

5  

20  
—  
—  
mJ  
V

DD

=-25V , L=0.1mH , I

AS

=-1
0
A  
Diode Characteristics  
Symbol  
Parameter  
Conditions  
Min.  
—  
Typ.  
—  
Max.  
-20  
-40  
-1  
Unit  
A
I

S  

Continuous Source Current

1,6  

Pulsed Source Current

2,6  

Diode Forward Voltage

2  

V

G

=V

D

=0V , Force Current  
I

SM  

V

SD  

—  
—  
A
V

GS

=0V , I

S

=-1A , T

J

=25
℃  
—  
—  
V
Note :  
1.
The data tested by surface mounted on a 1 inch

2

FR-4 board with 2OZ copper.  
2.
The data tested by pulsed , pulse width
≦
300us , duty cycle
≦
2%  
3.
The EAS data shows Max. rating .  
4.
The power dissipation is limited by 150
℃
junction temperature  
5.
The Min. value is 100% EAS tested guarantee.  
6.
The data is theoretically the same as I

D

and I

DM

, in real applications , should be limited by total power dissipation.  
Rev1.0 Mar.2022  
Page
3  

WSD4048DN
56  
N-Ch and
P
-Channel MOSFET  
N-Channel Typical Characteristics  
12  
40  
35  
30  
25  
1
0  
I

D

=1
0
A  
10  
8
V

GS

=10V  
V

GS

=7V  
V

GS

=5V  
6
V

GS

=4.5V  
4
V

GS

=3V  
2
0
2
4
6
8
10  
0
0.5  
1
1.5  
2
V

DS

Drain-to-Source Voltage (V)  
V

GS

(V)  
Fig.1 Typical Output Characteristics  
Fig.2 On-Resistance vs. G-S Voltage  
10  
12  
V

DS

=20V  
I

D

=12A  
8
6
4
2
0
8
4
0
T =150  
T =25  
℃
J
℃
J
0
4
8
12  
16  
0.00  
0.25  
0.50  
0.75  
1.00  
Q

G

, Total Gate Charge (nC)  
V

SD

, Source-to-Drain Voltage (V)  
Fig.3 Forward Characteristics of Reverse  
Fig.4 Gate-Charge Characteristics  
2.0  
1.7  
1.4  
1.1  
0.8  
0.5  
0.2  
1.8  
1.4  
1
0.6  
0.2  
-50  
0
50  
100  
150  
-50  
0
50  
100  
150  
T ,Junction
 
Temperature (  
)
T ,
 
Junction Temperature (  
J
)
℃
℃
J
Fig.5 Normalized V

GS(th)

vs. T

J  

Fig.6 Normalized R

DSON

vs. T

J  

Page
4  
Rev1.0 Mar.2022  

WSD4048DN
56  
N-Ch and
P
-Channel MOSFET  
1000  
100  
10  
100  
10  
1
F=1.0MHz  
Ciss  
10us  
100us  
Coss  
Crss  
10ms  
100ms  
DC  
T =25  
℃
C
Single Pulse  
0
1
5
9
13  
17  
21  
25  
0.1  
1
10  
100  
V

DS

(V)  
V

D
S

Drain to Source Voltage (V)  
Fig.7 Capacitance  
Fig.8 Safe Operating Area  
1
DU
T
Y=0.5  
0.3  
0.1  
0.1  
0.05  
0.02  
0.01  
PDM  
Ton  
T
D = Ton/T  
Tj peak
 
= TC + PDM x Rthjc  
SINGLE PULSE  
0.01  
0.00001  
0.0001  
0.001  
0.01  
0.1  
1
t , Pulse Width (s)  
Fig.9 Normalized Maximum Transient Thermal Impedance  
Fig.10 Switching Time Waveform  
Fig.11 Unclamped Inductive Switching Wave  
Rev1.0 Mar.2022  
Page
5  

WSD4048DN
56  
N-Ch and
P
-Channel MOSFET  
P-Channel Typical Characteristics  
60  
55  
50  
45  
40  
35  
2
0  
12  
I

D

=-1
0
A  
V

GS

=-10V  
10  
V

GS

=-7V  
V

GS

=-5V  
8
6
4
2
0
V

GS

=-4.5V  
V

GS

=-3V  
0
0.5  
1
1.5  
2
2
4
6
8
10  
-V

D
S

Drain-to-Source Voltage (V)  
-V

GS

(V)  
Fig.1 Typical Output Characteristics  
Fig.2 On-Resistance v.s Gate-Source  
12  
10  
8
10  
V

DS

=-20V  
I

D

=-12A  
8
6
4
2
0
6
T =150  
T =25  
℃
J
℃
J
4
2
0
0
6
12  
18  
0.2  
0.4  
0.6  
0.8  
1
-V

SD

, Source-to-Drain Voltage (V)  
Q

G

, Total Gate Charge (nC)  
Fig.3 Forward Characteristics of Reverse  
Fig.4 Gate-Charge Characteristics  
2.0  
1.5  
1.0  
0.5  
1.5  
1
0.5  
0
-50  
0
50  
100  
)
℃
150  
-50  
0
J
50  
100  
150  
T ,Junction
 
Temperature (  
)
T ,
 
Junction Temperature (  
J
℃
Fig.5 Normalized V

GS(th)

v.s T

J  

Fig.6 Normalized R

DSON

v.s T

J  

Rev1.0 Mar.2022  
Page
6  

WSD4048DN
56  
N-Ch and
P
-Channel MOSFET  
10000  
1000  
100  
100.00  
10.00  
1.00  
F=1.0
M
Hz  
Ciss  
100us  
1ms  
10ms  
100ms  
DC  
Coss  
Crss  
0.10  
Tc=25

o

C  
Single Pulse  
10  
0.01  
1
5
9
13  
17  
21  
25  
0.1  
1
10  
100  
-V

DS

(V)  
-V

DS

Drain to Source Voltage(V)  
Fig.7 Capacitance  
Fig.8 Safe Operating Area  
1
DUTY=0.5  
0.3  
0.1  
0.1  
0.05  
0.02  
P

DM  

T

ON  

T
0.01  
D = T

ON

/T  
S
I
NGLE PULSE  
T

J

peak = T

C

+ P

DM

x R

θ
JC  

0.01  
0.00001  
0.0001  
0.001  
0.01  
0.1  
1
t , Pulse Width (s)  
Fig.9 Normalized Maximum Transient Thermal Impedance  
Fig.10 Switching Time Waveform  
Fig.11 Unclamped Inductive Waveform  
Rev1.0 Mar.2022  
Page
7