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Formosa MS

LL4448 Datasheet Preview

LL4448 Datasheet

Silicon epitaxial planar type

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MINI-MELF Switching Diode
LL4448
Silicon epitaxial planar type
Features
Small surface mounting type
High reliability
High speed ( trr < 4 ns )
Formosa MS
SOD-80
.146(3.7) .012(.30)
.130(3.3)
SOLDERABLE
ENDS
.063(1.6)
.055(1.4)
Mechanical data
Case : Glass, SOD-80 (MINI-MELF)
Terminals : Solder plated, solderable per MIL-STD-750,
Method 2026
Polarity : Indicated by cat hode band
Mounting Position : Any
Weight : 0.015 gram
Dimensions in inches and (millimeters)
MAXIMUM RATINGS (AT TA=25oC unless otherwise noted)
PARAMETER
CONDITIONS
Symbol MIN. TYP.
Repetitive peak reverse voltage
Reverse voltage
Peak forward surge current
Repetitive peak forward voltage
Forward current
Average forward current
Power dissipation
Junction temperature
Storage temperature
tp= 1 us
VR = 0
VRRM
VR
IFSM
IFRM
IF
IFAV
PV
Tj
TSTG
-55
ELECTRICAL CHARACTERISTICS (AT TA=25oC unless otherwise noted)
PARAMETER
CONDITIONS
Symbol MIN. TYP.
Forward voltage
IF = 100mA
VF 0.93
Reverse current
VR = 20V
VR = 20V , Tj = 150 oC
IR
IR
VR = 75V
IR
Breakdown current
IR = 100uA , TP/T = 0.01 TP = 0.3ms
V(BR)
100
Diode capacitance
VR = 0 , f = 1MHz , VHF = 50mV
CD
Rectification efficiency
VHF = 2V , f = 100MHz
nR 45
IF = IR = 10mA , IRR = 1mA
trr
Reverse recovery time
IF =10mA, VR =6V, IRR = 0.1 X IR, RL=100OHM
trr
MAX.
100
75
2.0
500
300
150
500
175
+175
MAX.
1.00
25
50
5.0
4.0
8
4
UNIT
V
V
A
mA
mA
mA
mW
oC
oC
UNIT
V
nA
uA
uA
V
pF
%
ns
ns




Formosa MS

LL4448 Datasheet Preview

LL4448 Datasheet

Silicon epitaxial planar type

No Preview Available !

RATING AND CHARACTERISTIC CURVES (LL4448)
1000
FIG.1-TYPICAL FORWARD
CHARACTERISTICS
100
Tj=25 C
Pulse Width 300us
1% Duty Cycle
10
1.0
Scattering Limit
0.1
0
.4 .8 1.2 1.6
FORWARD VOLTAGE,(V)
2.0
FIG.3 - TYPICAL REVERSE
CHARACTERISTICS
1000
Tj=25 C
100
Scattering Limit
10
1
1 10 100
REVERSE VOLTAGE
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0.1
FIG.2 - TYPICAL DIODE CAPACITANCE
1 10
REVERSE VOLTAGE,(V)
100
1000


Part Number LL4448
Description Silicon epitaxial planar type
Maker Formosa MS
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LL4448 Datasheet PDF






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