Si4420DY
N-channel enhancement mode field-effect transistor
M3D315
Rev. 01 — 28 May 2001
Product data
1. Description
N-channel enhancement mode field-effect transistor in a plastic package using
TrenchMOS™
1
technology.
Product availability:
Si4420DY in SOT96-1 (SO8).
2. Features
s
Low on-state resistance
s
Fast switching
s
TrenchMOS™ technology.
3. Applications
s
s
s
s
s
DC to DC convertors
DC motor control
Lithium-ion battery applications
Notebook PC
Portable equipment applications.
c
c
4. Pinning information
Table 1:
Pin
1,2,3
4
5,6,7,8
Pinning - SOT96-1, simplified outline and symbol
Description
source (s)
8
5
d
Simplified outline
Symbol
gate (g)
drain (d)
1
Top view
4
MBK187
g
s
MBB076
SOT96-1 (SO8)
1.
TrenchMOS is a trademark of Royal Philips Electronics.
Philips Semiconductors
Si4420DY
N-channel enhancement mode field-effect transistor
5. Quick reference data
Table 2:
V
DS
I
D
P
tot
T
j
R
DSon
Quick reference data
Conditions
T
j
= 25 to 150
°C
T
amb
= 25
°C;
pulsed; t
p
≤
10 s
T
amb
= 25
°C;
pulsed; t
p
≤
10 s
V
GS
= 10 V; I
D
= 12.5 A
V
GS
= 4.5 V; I
D
= 10.5 A
Typ
−
−
−
−
7.3
10.9
Max
30
12.5
2.5
150
9
13
Unit
V
A
W
°C
mΩ
mΩ
drain-source voltage (DC)
drain current (DC)
total power dissipation
junction temperature
drain-source on-state resistance
Symbol Parameter
6. Limiting values
Table 3: Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter
V
DS
V
GS
I
D
I
DM
P
tot
T
stg
T
j
I
S
drain-source voltage (DC)
gate-source voltage (DC)
drain current (DC)
peak drain current
total power dissipation
storage temperature
operating junction temperature
source (diode forward) current (DC) T
amb
= 25
°C;
pulsed; t
p
≤
10 s
T
amb
= 25
°C;
pulsed; t
p
≤
10 s;
Figure 2
and
3
T
amb
= 70
°C;
pulsed; t
p
≤
10 s;
Figure 2
T
amb
= 25
°C;
pulsed; t
p
≤
10
µs;
Figure 3
T
amb
= 25
°C;
pulsed; t
p
≤
10 s;
T
amb
= 70
°C;
pulsed; t
p
≤
10 s;
Figure 1
Conditions
T
j
= 25 to 150
°C
Min
−
−
−
−
−
−
−
−55
−55
−
Max
30
±20
12.5
10
50
2.5
1.6
+150
+150
2.3
Unit
V
V
A
A
A
W
W
°C
°C
A
Source-drain diode
9397 750 08239
© Philips Electronics N.V. 2001. All rights reserved.
Product data
Rev. 01 — 28 May 2001
2 of 12
Philips Semiconductors
Si4420DY
N-channel enhancement mode field-effect transistor
120
03aa11
03aa19
120
Ider
(%)
Pder 100
(%)
80
100
80
60
60
40
40
20
20
0
0
25
50
75
100
125
150
175
Tamb (oC)
0
0
25
50
75
100
125 150 175
Tamb (oC)
P
tot
P
der
=
----------------------
×
100%
P
°
tot
(
25 C
)
V
GS
≥
10 V
I
D
I
D
=
------------------
×
100%
-
I
°
D
(
25 C
)
Fig 1. Normalized total power dissipation as a
function of ambient temperature.
102
R
DSon
= V
DS
/ I
D
I
D
(A)
10
Fig 2. Normalized continuous drain current as a
function of ambient temperature.
03ae55
tp = 10 µs
100 µs
1 ms
1
P
10 ms
δ
=
tp
T
D.C.
100 ms
10-1
tp
T
t
10-2
10-1
1
10
V
DS
(V)
102
T
amb
= 25
°C;
I
DM
is single pulse
Fig 3. Safe operating area; continuous and peak drain currents as a function of drain-source voltage.
9397 750 08239
© Philips Electronics N.V. 2001. All rights reserved.
Product data
Rev. 01 — 28 May 2001
3 of 12
Philips Semiconductors
Si4420DY
N-channel enhancement mode field-effect transistor
7. Thermal characteristics
Table 4:
R
th(j-a)
Thermal characteristics
Conditions
mounted on a printed circuit board;
minimum footprint, t
≤
10 sec.
Figure 4
Value Unit
50
K/W
thermal resistance from junction to ambient
Symbol Parameter
7.1 Transient thermal impedance
102
Z
th(j-amb)
(K/W)
δ
= 0.5
0.2
10
0.1
0.05
0.02
1
P
tp
T
03ae54
δ
=
single pulse
10-1
10-4
10-3
10-2
10-1
1
10
tp
T
t
102
t
p
(s)
103
Fig 4. Transient thermal impedance from junction to ambient as a function of pulse duration.
9397 750 08239
© Philips Electronics N.V. 2001. All rights reserved.
Product data
Rev. 01 — 28 May 2001
4 of 12
Philips Semiconductors
Si4420DY
N-channel enhancement mode field-effect transistor
8. Characteristics
Table 5: Characteristics
T
j
= 25
°
C unless otherwise specified
Symbol Parameter
Static characteristics
V
GS(th)
I
DSS
gate-source threshold voltage
drain-source leakage current
I
D
= 250
µA;
V
DS
= V
GS
;
Figure 9
V
DS
= 30 V; V
GS
= 0 V
T
j
= 25
°C
T
j
= 55
°C
I
GSS
I
D(on)
R
DSon
gate-source leakage current
on-state drain current
drain-source on-state resistance
V
GS
=
±20
V; V
DS
= 0 V
V
DS
≥
5 V; V
GS
= 10 V
V
GS
= 10 V; I
D
= 12.5 A;
Figure 7
and
8
V
GS
= 4.5 V; I
D
= 10.5 A;
Figure 7
and
8
Dynamic characteristics
g
fs
Q
g(tot)
Q
gs
Q
gd
t
d(on)
t
r
t
d(off)
t
f
V
SD
t
rr
forward transconductance
total gate charge
gate-source charge
gate-drain (Miller) charge
turn-on delay time
turn-on rise time
turn-off delay time
turn-off fall time
source-drain (diode forward) voltage I
S
= 2.3 A; V
GS
= 0 V;
Figure 13
reverse recovery time
I
S
= 2.3 A; dI
S
/dt =
−100
A/µs
V
DD
= 15 V; R
D
= 15
Ω;
V
GS
= 10 V; R
G
= 6
Ω
V
DS
= 15 V; I
D
= 7 A;
Figure 11
I
D
= 12.5 A; V
DD
= 15 V; V
GS
= 10 V;
Figure 14
−
−
−
−
−
−
−
−
−
−
15
64.5
7.6
11.5
12
15
60
50
0.7
60
−
120
−
−
30
60
150
140
1.1
−
S
nC
nC
nC
ns
ns
ns
ns
V
ns
−
−
−
30
−
−
7.3
10.9
−
−
−
1
5
100
−
9
13
µA
µA
nA
A
mΩ
mΩ
1
−
−
V
Conditions
Min
Typ
Max
Unit
Source-drain (reverse) diode
03ae56
03ae58
50
I
D
(A)
40
10 V
4V
50
I
D
(A)
40
V
DS
> I
D
x R
DSon
30
30
20
V
GS
= 3 V
10
20
150 ºC
10
25 ºC
0
0
0.5
1
1.5
V
DS
(V) 2
0
0
1
2
3
V
GS
(V) 4
T
j
= 25
°C
and 150
°C;
V
DS
>
I
D
x R
DSon
Fig 5. Output characteristic; drain current as a
function of drain-source voltage; typical values.
Fig 6. Transfer characteristic: drain current as
function of gate-source voltage; typical values
9397 750 08239
© Philips Electronics N.V. 2001. All rights reserved.
Product data
Rev. 01 — 28 May 2001
5 of 12
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