Dual N-Channel Enhancement Mode Field Effect Transistor
FEATURES
30V, 9A, R
DS(ON)
= 15mΩ @V
GS
= 10V.
R
DS(ON)
= 20mΩ @V
GS
= 4.5V.
Super high dense cell design for extremely low R
DS(ON)
.
High power and current handing capability.
Lead free product is acquired.
Surface mount Package.
D
1
8
D
1
7
CEM4808
5
D
2
6
D
2
5
SO-8
1
1
S
1
2
G
1
3
S
2
4
G
2
ABSOLUTE MAXIMUM RATINGS
Parameter
Drain-Source Voltage
Gate-Source Voltage
Drain Current-Continuous
Drain Current-Pulsed
a
T
A
= 25 C unless otherwise noted
Symbol
V
DS
V
GS
I
D
I
DM
P
D
T
J
,T
stg
Limit
30
Units
V
V
A
A
W
C
±
20
9
36
2.0
-55 to 150
Maximum Power Dissipation
Operating and Store Temperature Range
Thermal Characteristics
Parameter
Thermal Resistance, Junction-to-Ambient
b
Symbol
R
θJA
Limit
62.5
Units
C/W
Details are subject to change without notice .
1
Rev 2. 2006.Dec
http://www.cetsemi.com
CEM4808
Electrical Characteristics
Parameter
Off Characteristics
Drain-Source Breakdown Voltage
Zero Gate Voltage Drain Current
Gate Body Leakage Current, Forward
Gate Body Leakage Current, Reverse
On Characteristics
Static Drain-Source
On-Resistance
Forward Transconductance
Dynamic Characteristics
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
Switching Characteristics
Turn-On Delay Time
Turn-On Rise Time
Turn-Off Delay Time
Turn-Off Fall Time
Total Gate Charge
Gate-Source Charge
Gate-Drain Charge
Drain-Source Diode Forward Current
b
Drain-Source Diode Forward Voltage
c
d
d
c
T
A
= 25 C unless otherwise noted
Symbol
BV
DSS
I
DSS
I
GSSF
I
GSSR
V
GS(th)
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
I
S
V
SD
V
GS
= 0V, I
S
= 4.5A
V
DS
= 15V, I
D
= 12A,
V
GS
= 5V
Test Condition
V
GS
= 0V, I
D
= 250µA
V
DS
= 24V, V
GS
= 0V
V
GS
= 20V, V
DS
= 0V
V
GS
= -20V, V
DS
= 0V
V
GS
= V
DS
, I
D
= 250µA
V
GS
= 10V, I
D
= 12A
V
GS
= 4.5V, I
D
= 10A
V
DS
= 5V, I
D
= 10A
1
12
15
20
2115
405
255
15
10
45
16
20
6.5
6
4.5
1.0
30
20
90
32
26.6
Min
30
1
100
-100
3
15
20
Typ
Max
Units
V
µA
nA
nA
V
mΩ
mΩ
S
pF
pF
pF
ns
ns
ns
ns
nC
nC
nC
A
V
Gate Threshold Voltage
V
DS
= 15V, V
GS
= 0V,
f = 1.0 MHz
V
DD
= 15V, I
D
= 1A,
V
GS
= 10V, R
GEN
= 6Ω
Drain-Source Diode Characteristics and Maximun Ratings
Notes :
a.Repetitive Rating : Pulse width limited by maximum junction temperature.
b.Surface Mounted on FR4 Board, t < 10 sec.
c.Pulse Test : Pulse Width < 300µs, Duty Cycle < 2%.
d.Guaranteed by design, not subject to production testing.
2
CEM4808
25
20
15
10
V
GS
=10,8,6,5V
15
V
GS
=4V
I
D
, Drain Current (A)
I
D
, Drain Current (A)
12
9
6
25 C
3
0
T
J
=125 C
-55 C
2
3
4
5
V
GS
=3V
5
0
0
1
2
3
4
1
V
DS
, Drain-to-Source Voltage (V)
Figure 1. Output Characteristics
2400
2000
1600
1200
800
400
0
Coss
Crss
0
5
10
15
20
25
Ciss
2.2
1.9
1.6
1.3
1.0
0.7
0.4
-100
V
GS
, Gate-to-Source Voltage (V)
Figure 2. Transfer Characteristics
I
D
=12A
V
GS
=10V
R
DS(ON),
Normalized
R
DS(ON)
, On-Resistance(Ohms)
C, Capacitance (pF)
-50
0
50
100
150
200
V
DS
, Drain-to-Source Voltage (V)
Figure 3. Capacitance
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
-50
V
DS
=V
GS
T
J
, Junction Temperature( C)
Figure 4. On-Resistance Variation
with Temperature
I
S
, Source-drain current (A)
V
GS
=0V
10
1
V
TH
, Normalized
Gate-Source Threshold Voltage
I
D
=250µA
10
0
-25
0
25
50
75
100
125
150
10
-1
0.4
0.6
0.8
1.0
1.2
1.4
T
J
, Junction Temperature( C)
Figure 5. Gate Threshold Variation
with Temperature
V
SD
, Body Diode Forward Voltage (V)
Figure 6. Body Diode Forward Voltage
Variation with Source Current
3
CEM4808
V
GS
, Gate to Source Voltage (V)
5 V =15V
DS
I
D
=12A
10
2
R
DS(ON)
Limit
1
I
D
, Drain Current (A)
4
3
2
1
0
10
10
0
1ms
10ms
100ms
1s
DC
10
-1
0
5
10
15
20
10
-2
T
A
=25 C
T
J
=150 C
Single Pulse
10
-2
10
-1
10
0
10
1
10
2
Qg, Total Gate Charge (nC)
Figure 7. Gate Charge
V
DD
t
on
V
IN
V
GS
R
GEN
G
R
L
D
V
OUT
t
d(on)
V
OUT
10%
V
DS
, Drain-Source Voltage (V)
Figure 8. Maximum Safe
Operating Area
t
off
t
r
90%
t
d(off)
90%
10%
t
f
INVERTED
90%
S
V
IN
50%
10%
50%
PULSE WIDTH
Figure 9. Switching Test Circuit
Figure 10. Switching Waveforms
10
0
r(t),Normalized Effective
Transient Thermal Impedance
D=0.5
0.2
0.1
0.05
0.02
0.01
P
DM
t
1
t
2
10
-1
10
-2
Single Pulse
10
-3
1. R
θJA
(t)=r (t) * R
θJA
2. R
θJA
=See Datasheet
3. T
JM-
T
A
= P* R
θJA
(t)
4. Duty Cycle, D=t1/t2
10
-4
10
-3
10
-2
10
-1
10
0
10
1
10
2
Square Wave Pulse Duration (sec)
Figure 11. Normalized Thermal Transient Impedance Curve
4
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