New Product
Si4226DY
Vishay Siliconix
Dual N-Channel 25-V (D-S) MOSFET
PRODUCT SUMMARY
FEATURES
V DS (V)
25
R DS(on) ( Ω )
0.0195 at V GS = 4.5 V
0.026 at V GS = 2.5 V
I D (A) a, e
8
8
Q g (Typ.)
11
? Halogen-free According to IEC 61249-2-21
Available
? TrenchFET ? Power MOSFET
? 100 % R g and UIS Tested
APPLICATIONS
? Synchronous Buck Converter
SO-8
D 1
D 2
S 1
1
8
D 1
G 1
S 2
G 2
2
3
4
7
6
5
D 1
D 2
D 2
G 1
G 2
Top V ie w
Orderin g Information: Si4226DY-T1-E3 (Lead (P b )-free)
Si4226DY-T1- GE3 (Lead (P b )-free and Halogen-free)
S 1
N -Channel MOSFET
S 2
N -Channel MOSFET
ABSOLUTE MAXIMUM RATINGS T A = 25 °C, unless otherwise noted
Parameter
Drain-Source Voltage
Gate-Source Voltage
T C = 25 °C
Symbol
V DS
V GS
Limit
25
± 12
8 e
Unit
V
Continuous Drain Current (T J = 150 °C)
T C = 70 °C
T A = 25 °C
T A = 70 °C
I D
7.7
7.5 b, c
6 b, c
Pulsed Drain Current (10 μs Pulse Width)
I DM
30
A
Source-Drain Current Diode Current
Pulsed Source-Drain Current
T C = 25 °C
T A = 25 °C
I S
I SM
2.6
1.7 b, c
30
Single Pulse Avalanche Current
Single Pulse Avalanche Energy
L = 0.1 mH
I AS
E AS
10
5
mJ
T C = 25 °C
3.2
Maximum Power Dissipation
T C = 70 °C
T A = 25 °C
P D
2.1
2 b, c
W
T A = 70 °C
1.28 b, c
Operating Junction and Storage Temperature Range
T J , T stg
- 55 to 150
°C
THERMAL RESISTANCE RATINGS
Parameter
Symbol
Typical
Maximum
Unit
Maximum Junction-to-Ambient b, d
Maximum Junction-to-Foot (Drain)
t ≤ 10 s
Steady State
R thJA
R thJF
50
30
62.5
38
°C/W
Notes:
a. Based on T C = 25 °C.
b. Surface Mounted on 1" x 1" FR4 board.
c. t = 10 s.
d. Maximum under Steady State conditions is 110 °C/W.
e. Package limited.
Document Number: 69980
S09-0392-Rev. B, 09-Mar-09
www.vishay.com
1
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