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K3918 Schematic ( PDF Datasheet ) - NEC

Teilenummer K3918
Beschreibung MOSFET ( Transistor ) - 2SK3918
Hersteller NEC
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Gesamt 8 Seiten
K3918 Datasheet, Funktion
DATA SHEET
MOS FIELD EFFECT TRANSISTOR
2SK3918
SWITCHING
N-CHANNEL POWER MOS FET
DESCRIPTION
The 2SK3918 is N-channel MOS FET device that
www.DataSheet4U.cfoematures a low on-state resistance and excellent switching
characteristics, and designed for low voltage high current
applications such as DC/DC converter with synchronous
rectifier.
ORDERING INFORMATION
PART NUMBER
PACKAGE
2SK3918
2SK3918-ZK
TO-251 (MP-3)
TO-252 (MP-3ZK)
FEATURES
Low on-state resistance
RDS(on)1 = 7.5 mMAX. (VGS = 10 V, ID = 24 A)
Low Ciss: Ciss = 1300 pF TYP.
5 V drive available
(TO-251)
ABSOLUTE MAXIMUM RATINGS (TA = 25°C)
Drain to Source Voltage (VGS = 0 V)
VDSS
25
Gate to Source Voltage (VDS = 0 V)
VGSS
±20
Drain Current (DC) (TC = 25°C)
Drain Current (pulse) Note1
ID(DC)
ID(pulse)
±48
±192
Total Power Dissipation (TC = 25°C)
PT1 29
Total Power Dissipation
PT2 1.0
Channel Temperature
Tch 150
Storage Temperature
Single Avalanche Current Note2
Single Avalanche Energy Note2
Tstg 55 to +150
IAS 22
EAS 48
V
V
A
A
W
W
°C
°C
A
mJ
(TO-252)
Notes 1. PW 10 µs, Duty Cycle 1%
2. Starting Tch = 25°C, VDD = 12.5 V, RG = 25 , VGS = 20 0 V
The information in this document is subject to change without notice. Before using this document, please
confirm that this is the latest version.
Not all products and/or types are available in every country. Please check with an NEC Electronics
sales representative for availability and additional information.
Document No. D17077EJ3V0DS00 (3rd edition)
Date Published January 2005 NS CP(K)
Printed in Japan
The mark shows major revised points.
2004






K3918 Datasheet, Funktion
SINGLE AVALANCHE CURRENT vs.
INDUCTIVE LOAD
100
IAS = 22 A
10 EAS = 48 mJ
www.DataSheet4U.com
VDD = 12.5 V
RG = 25
VGS = 20 0 V
Starting Tch= 25°C
1
0.01
0.1
1
L - Inductive Load - mH
10
2SK3918
SINGLE AVALANCHE ENERGY
DERATING FACTOR
120
VDD = 12.5 V
100 RG = 25
VGS = 20 0 V
80 IAS 22 A
60
40
20
0
25 50 75 100 125 150
Starting Tch - Starting Channel Temperature - °C
6 Data Sheet D17077EJ3V0DS

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