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2SK1838S Schematic ( PDF Datasheet ) - Hitachi Semiconductor

Teilenummer 2SK1838S
Beschreibung Silicon N-Channel MOS FET
Hersteller Hitachi Semiconductor
Logo Hitachi Semiconductor Logo 




Gesamt 8 Seiten
2SK1838S Datasheet, Funktion
2SK1838(L), 2SK1838(S)
Silicon N-Channel MOS FET
Application
High speed power switching
Features
Low on-resistance
High speed switching
Low drive current
No secondary breakdown
Suitable for switchingregulator, DC-DC converter
Outline
DPAK-1
4
4
1
23
D
12 3
1. Gate
G 2. Drain
3. Source
4. Drain
S






2SK1838S Datasheet, Funktion
2SK1838(L), 2SK1838(S)
Reverse Drain Current
vs. Source to Drain Voltage
1.0
Pulse Test
0.8
0.6
0.4
0.2 VGS = 10 V
0, – 5 V
0 0.4 0.8 1.2 1.6 2.0
Source to Drain Voltage VSD (V)
Normalized Transient Thermal Impedance vs. Pulse Width
3
D=1
1.0
0.5
Tc = 25°C
0.3
0.1
0.03
0.2
0.1
0.05
0.02
0.01
1 shot Pulse
0.01
10 µ
100 µ
1m
10 m
θ ch – c(t) = γ s(t) . θ ch – c
θ ch – c = 12.5°C / W. Tc = 25°C
P DM
D
=
PW
T
PW
T
100 m
1
10
Pulse Width PW (S)
Vin Monitor
Vin
10 V
50
D.U.T
Vout Monitor
RL
VDD =.. 30 V
90 %
Vin 10 %
Vout
10 %
10 %
td (on)
90 %
tr
90 %
td (off)
tf
6

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