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SI4866BD

Description
N-Channel 12-V (D-S) MOSFET
File Size240KB,10 Pages
ManufacturerVishay Telefunken (Vishay)
Websitehttp://www.vishay.com
Download Datasheet View All

SI4866BD Overview

N-Channel 12-V (D-S) MOSFET

Si4866BDY
Vishay Siliconix
N-Channel 12-V (D-S) MOSFET
PRODUCT SUMMARY
V
DS
(V)
12
R
DS(on)
(Ω)
0.0053 at V
GS
= 4.5 V
0.006 at V
GS
= 2.5 V
0.0074 at V
GS
= 1.8 V
I
D
(A)
a
21.5
20.2
18.2
29.5 nC
Q
g
(Typ.)
FEATURES
Halogen-free According to IEC 61249-2-21
Available
• TrenchFET
®
Power MOSFET
• 100 % R
g
and UIS Tested
APPLICATIONS
• Synchronous Rectifier
• Point-of-Load Synchronous Buck Converter
SO-8
D
S
S
S
G
1
2
3
4
Top View
S
Ordering Information:
Si4866BDY-T1-E3 (Lead (Pb)-free)
Si4866BDY-T1-GE3 (Lead (Pb)-free and Halogen-free)
N-Channel MOSFET
8
7
6
5
D
D
D
D
G
ABSOLUTE MAXIMUM RATINGS
T
A
= 25 °C, unless otherwise noted
Parameter
Drain-Source Voltage
Gate-Source Voltage
T
C
= 25 °C
T
C
= 70 °C
T
A
= 25 °C
T
A
= 70 °C
T
C
= 25 °C
T
A
= 25 °C
L = 0.1 mH
T
C
= 25 °C
T
C
= 70 °C
T
A
= 25 °C
T
A
= 70 °C
Symbol
V
DS
V
GS
Limit
12
±8
21.5
17.2
16.1
b,c
12.9
b,c
50
4.0
2.3
b,c
20
20
4.45
2.85
2.50
b,c
1.6
b,c
- 55 to 150
Unit
V
Continuous Drain Current (T
J
= 150 °C)
I
D
Pulsed Drain Current
Continuous Source-Drain Diode Current
Single Pulse Avalanche Current
Avalanche Energy
I
DM
I
S
I
AS
E
AS
A
mJ
Maximum Power Dissipation
P
D
W
Operating Junction and Storage Temperature Range
T
J
, T
stg
°C
THERMAL RESISTANCE RATINGS
Parameter
Maximum Junction-to-Ambient
b,d
Maximum Junction-to-Foot (Drain)
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 90 °C/W.
Document Number: 70341
S09-0540-Rev. B, 06-Apr-09
www.vishay.com
1
t
10 s
Steady State
Symbol
R
thJA
R
thJF
Typical
40
23
Maximum
50
28
Unit
°C/W
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