Si6926DQ
Vishay Siliconix
Dual N-Channel 2.5-V (G-S) MOSFET
PRODUCT SUMMARY
V
DS
(V)
r
DS(on)
(W)
0.035 @ V
GS
= 4.5 V
20
0.040 @ V
GS
= 3.0 V
0.045 @ V
GS
= 2.5 V
I
D
(A)
"4.0
"3.7
"3.5
D
1
D
2
TSSOP-8
D
1
S
1
S
1
G
1
1
2
3
4
Top View
S
1
N-Channel MOSFET
S
2
N-Channel MOSFET
D
8
D
2
S
2
S
2
G
2
G
1
G
2
Si6926DQ
7
6
5
ABSOLUTE MAXIMUM RATINGS (T
A
= 25_C UNLESS OTHERWISE NOTED)
Parameter
Drain-Source Voltage
Gate-Source Voltage
150 C)
Continuous Drain Current (T
J
= 150_C)
a
Pulsed Drain Current
Continuous Source Current (Diode Conduction)
a
Maximum Power Dissipation
a
Operating Junction and Storage Temperature Range
T
A
= 25_C
T
A
= 70_C
T
A
= 25_C
T
A
= 70_C
I
DM
I
S
P
D
T
J
, T
stg
Symbol
V
DS
V
GS
I
D
Limit
20
"8
"4.0
"3.2
"20
1.25
1.0
Unit
V
A
W
0.64
–55 to 150
_C
THERMAL RESISTANCE RATINGS
Parameter
Maximum Junction-to-Ambient
a
Notes
a. Surface Mounted on FR4 Board, t
v
10 sec.
Document Number: 70624
S-49456—Rev. A, 17-Dec-96
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FaxBack 408-970-5600
Symbol
R
thJA
Limit
125
Unit
_C/W
2-1
Si6926DQ
Vishay Siliconix
SPECIFICATIONS (T
J
= 25_C UNLESS OTHERWISE NOTED)
Parameter
Static
Gate Threshold Voltage
Gate-Body Leakage
Zero Gate Voltage Drain Current
On-State Drain Current
a
V
GS(th)
I
GSS
I
DSS
I
D(on)
V
DS
= V
GS
, I
D
= 250
mA
V
DS
= 0 V, V
GS
=
"8
V
V
DS
= 20 V, V
GS
= 0 V
V
DS
= 20 V, V
GS
= 0 V, T
J
= 55_C
V
DS
w
5 V, V
GS
= 5 V
V
GS
= 4.5 V, I
D
= 4.0 A
Drain-Source On-State Resistance
a
D i S
O S
R i
r
DS(on)
( )
V
GS
= 3.0 V, I
D
= 3.7 A
V
GS
= 2.5 V, I
D
= 3.5 A
Forward Transconductance
a
Diode Forward Voltage
a
g
fs
V
SD
V
DS
= 10 V, I
D
= 4.0 A
I
S
= 1.25 A, V
GS
= 0 V
10
0.028
0.031
0.033
18
0.7
1.2
0.035
0.040
0.045
S
V
W
0.5
"100
1
5
V
nA
mA
A
Symbol
Test Condition
Min
Typ
Max
Unit
Dynamic
b
Total Gate Charge
Gate-Source Charge
Gate-Drain Charge
Turn-On Delay Time
Rise Time
Turn-Off Delay Time
Fall Time
Source-Drain Reverse Recovery Time
Q
g
Q
gs
Q
gd
t
d(on)
t
r
t
d(off)
t
f
t
rr
I
F
= 1.25 A, di/dt = 100 A/ms
V
DD
= 10 V, R
L
= 6
W
V,
I
D
^
1 A, V
GEN
= 10 V R
G
= 6
W
A
V,
V
DS
= 10 V, V
GS
= 4 5 V I
D
= 4.0 A
V
4.5 V,
40
12
1.4
3.2
10
30
60
15
50
20
50
80
30
90
ns
20
nC
C
Notes
a. Pulse test; pulse width
v
300
ms,
duty cycle
v
2%.
b. Guaranteed by design, not subject to production testing.
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Document Number: 70624
S-49456—Rev. A, 17-Dec-96
Si6926DQ
Vishay Siliconix
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
Output Characteristics
20
V
GS
= 5 thru 2 V
16
I D – Drain Current (A)
I D – Drain Current (A)
16
20
Transfer Characteristics
12
12
8
1.5 V
8
T
C
= 125_C
4
25_C
–55_C
4
1V
0
0
0.5
1.0
1.5
2.0
2.5
3.0
0
0
0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25
V
GS
– Gate-to-Source Voltage (V)
V
DS
– Drain-to-Source Voltage (V)
On-Resistance vs. Drain Current
0.05
1800
Capacitance
1500
r DS(on)– On-Resistance (
W
)
C – Capacitance (pF)
0.04
V
GS
= 2.5 V
V
GS
= 3.0 V
0.03
V
GS
= 4.5 V
0.02
1200
900
C
iss
600
C
oss
300
C
rss
0.01
0
4
8
12
16
20
0
0
4
8
12
16
20
I
D
– Drain Current (A)
V
DS
– Drain-to-Source Voltage (V)
Gate Charge
4.5
4.0
V GS – Gate-to-Source Voltage (V)
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
3
6
9
12
0.6
–50
V
DS
= 10 V
I
D
= 4.0 A
r DS(on)– On-Resistance (
W
)
(Normalized)
1.8
On-Resistance vs. Junction Temperature
1.6
V
GS
= 4.5 V
I
D
= 4.0 A
1.4
1.2
1.0
0.8
–25
0
25
50
75
100
125
150
Q
g
– Total Gate Charge (nC)
T
J
– Junction Temperature (_C)
Document Number: 70624
S-49456—Rev. A, 17-Dec-96
www.vishay.com
S
FaxBack 408-970-5600
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Si6926DQ
Vishay Siliconix
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
Source-Drain Diode Forward Voltage
20
0.05
On-Resistance vs. Gate-to-Source Voltage
I S – Source Current (A)
10
r DS(on)– On-Resistance (
W
)
0.04
I
D
= 4.0 A
0.03
T
J
= 150_C
0.02
T
J
= 25_C
0.01
0
0
0.2
0.4
0.6
0.8
1.0
1.2
0
1
2
3
4
5
V
SD
– Source-to-Drain Voltage (V)
V
GS
– Gate-to-Source Voltage (V)
Threshold Voltage
0.20
0.12
0.04
20
–0.04
–0.12
–0.20
–0.28
–0.36
–50
Power (W)
I
D
= 250
mA
30
Single Pulse Power
25
V GS(th) Variance (V)
15
10
5
–25
0
25
50
75
100
125
150
0
0.01
0.1
1
Time (sec)
10
30
T
J
– Temperature (_C)
Normalized Thermal Transient Impedance, Junction-to-Ambient
2
1
Duty Cycle = 0.5
Normalized Effective Transient
Thermal Impedance
0.2
Notes:
0.1
0.1
0.05
P
DM
t
1
t
2
1. Duty Cycle, D =
t
1
t
2
0.02
2. Per Unit Base = R
thJA
= 125_C/W
3. T
JM
– T
A
= P
DM
Z
thJA(t)
Single Pulse
0.01
10
–4
10
–3
10
–2
10
–1
4. Surface Mounted
1
10
30
Square Wave Pulse Duration (sec)
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FaxBack 408-970-5600
Document Number: 70624
S-49456—Rev. A, 17-Dec-96
2-4
Legal Disclaimer Notice
Vishay
Disclaimer
All product specifications and data are subject to change without notice.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf
(collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein
or in any other disclosure relating to any product.
Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any
information provided herein to the maximum extent permitted by law. The product specifications do not expand or
otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed
therein, which apply to these products.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this
document or by any conduct of Vishay.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless
otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such
applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting
from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding
products designed for such applications.
Product names and markings noted herein may be trademarks of their respective owners.
Document Number: 91000
Revision: 18-Jul-08
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