1
) Mounted on P.C. board with 25 mm
2
copper pads at each terminal
Montage auf Leiterplatte mit 25 mm
2
Kupferbelag (Ltpad) an jedem Anschlu
2
) Tested with pulses t
p
= 300
:s, duty cycle # 2% Gemessen mit Impulsen t
p
= 300
:s, Schaltverhltnis # 2%
1
Type
Code
0.6
0
.
6
3.8
1
.
1
2.7
0.1
1.
6
1N4148W, 1N4448W
Small Signal Si-Diodes
Surface mount Small Signal Diodes
Kleinsignal-Dioden fr die Oberflchenmontage
Version 2004-02-03
Power dissipation Verlustleistung
400 mW
Repetitive peak reverse voltage
70 V
Periodische Spitzensperrspannung
Plastic case
SOD-123
Kunststoffgehuse
Weight approx. Gewicht ca.
0.01 g
Dimensions / Mae in mm
Standard packaging taped and reeled
Standard Lieferform gegurtet auf Rolle
Maximum ratings (T
A
= 25
/C)
Grenzwerte (T
A
= 25
/C)
1N4148W, 1N4448W
Max. average forward current (dc)
Dauergrenzstrom
I
FAV
150 mA
1
)
Repetitive peak forward current
Periodischer Spitzenstrom
I
FRM
300 mA
1
)
Peak forward surge current
Stostrom-Grenzwert
t
p
# 1 s
I
FSM
1 A
t
p
# 1 :s
I
FSM
2 A
Repetitive peak reverse voltage
Periodische Spitzensperrspannung
V
RRM
75 V
Junction temperature Sperrschichttemperatur
T
j
150
/C
Storage temperature Lagerungstemperatur
T
S
- 55...+ 150
/C
Characteristics (T
j
= 25
/C)
Kennwerte (T
j
= 25
/C)
Forward voltage
2
)
Durchlaspannung
1N4148W
I
F
= 10 mA
V
F
< 1 V
1N4448W
I
F
= 5 mA
V
F
0.62 ... 0.72 V
I
F
= 100 mA V
F
< 1 V
Leakage current
2
)
Sperrstrom
T
j
= 25
/C
V
R
= 20 V
I
R
< 25 nA
V
R
= 75 V
I
R
1
:A
T
j
= 150
/C
V
R
= 25 V
I
R
< 30
:A
V
R
= 75 V
I
R
< 50
:A
1
) Mounted on P.C. board with 3 mm
2
copper pad at each terminal
Montage auf Leiterplatte mit 3 mm
2
Kupferbelag (Ltpad) an jedem Anschlu
2
Small Signal Si-Diodes
1N4148W, 1N4448W
Characteristics (T
j
= 25
/C)
Kennwerte (T
j
= 25
/C)
Max. junction Capacitance Max. Sperrschichtkapazitt
C
T
2 pF
V
R
= 0 V, f = 1 MHz
Reverse recovery time - Sperrverzug
t
rr
< 4 ns
I
F
= 10 mA ber / through I
R
= 10 mA bis / to I
R
= 1 mA
Thermal resistance junction to ambient air
Wrmewiderstand Sperrschicht umgebende Luft
R
thA
400 K/W
1
)
Marking - Stempelung
1N4148W
1N4448W
A2
A3 or / oder T5
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