SI3948 Fairchild Semiconductor, SI3948 Datasheet - Page 2

• Manufacturer Part Number: SI3948
• Description: Dual N-Channel Logic Level PowerTrench MOSFET
• Manufacturer: Fairchild Semiconductor

ELECTRICAL CHARACTERISTICS
Symbol
OFF CHARACTERISTICS
BV
I
I
I
ON CHARACTERISTICS
V
R
I
g
DYNAMIC CHARACTERISTICS
C
C
C
SWITCHING CHARACTERISTICS
t
t
t
t
Q
Q
Q
DRAIN-SOURCE DIODE CHARACTERISTICS
I
V
DSS
GSSF
GSSR
D(on)
D(on)
r
D(off)
f
S
Notes:
1. R
FS
2. Pulse Test: Pulse Width < 300µs, Duty Cycle < 2.0%.
BV
GS(th)
V
DS(ON)
iss
oss
rss
SD
g
gs
gd
DSS
GS(th)
by design while R
JA
DSS
is the sum of the junction-to-case and case-to-ambient thermal resistance where the case thermal reference is defined as the solder mounting surface of the drain pins. R
/ T
/ T
J
J
Parameter
Drain-Source Breakdown Voltage
Breakdown Voltage Temp. Coefficient
Zero Gate Voltage Drain Current
Gate - Body Leakage, Forward
Gate - Body Leakage, Reverse
Gate Threshold Voltage
Gate Threshold VoltageTemp.Coefficient
Static Drain-Source On-Resistance
On-State Drain Current
Forward Transconductance
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
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
Continuous Source Diode Current
Drain-Source Diode Forward Voltage
CA
is determined by the user's board design.
a. 130
2oz copper.
(Note 2)
O
C/W on a 0.125 in
(Note 2)
2
pad of
(T
A
= 25°C unless otherwise noted)
Conditions
V
I
V
V
V
V
I
V
V
V
V
V
f = 1.0 MHz
V
V
V
V
V
D
D
GS
DS
GS
GS
DS
GS
GS
GS
DS
DS
DD
GS
DS
GS
GS
= 250 µA, Referenced to 25
= 250 µA, Referenced to 25
= 24 V, V
= V
= 5 V, I
= 15 V, V
= 15 V, I
= 0 V, I
= 20 V, V
= -20 V, V
= 10 V, I
= 4.5 V, I
= 10 V, V
= 5 V, I
= 10 V, R
= 5 V
= 0 V, I
b. 140
GS
2oz copper.
, I
O
D
C/W on a 0.005 in
D
D
D
S
= 250 µA
D
= 2.5 A
D
= 0.75 A
DS
= 250 µA
DS
D
GS
GS
= 1 A,
DS
GEN
= 2.5 A
= 2.5 A
= 2.0 A
= 0 V
= 5 V
= 0 V
= 0 V
= 0 V,
= 6
2
(Note 2)
pad of
T
T
J
J
= 55
= 125
o
o
C
C
o
C
o
C
Min
30
10
1
c. 180
0.082
0.122
0.113
23.6
0.78
Typ
220
1.8
2.3
0.7
0.9
50
25
10
12
-4
5
6
2
O
C/W on a minimum pad.
0.095
0.152
0.145
Max
-100
0.75
100
3.2
1.3
1.2
10
12
18
22
SI3948DV Rev.A
1
3
6
1
JC
is guaranteed
mV/
mV/
Units
µA
µA
nA
nA
nC
nC
nC
ns
ns
ns
ns
V
V
A
S
pF
pF
pF
A
V
o
C
o
C