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LL4448

Formosa MS
Part Number LL4448
Manufacturer Formosa MS
Description Silicon epitaxial planar type
Published Mar 22, 2005
Detailed Description MINI-MELF Switching Diode LL4448 Silicon epitaxial planar type Formosa MS SOD-80 Features Small surface mounting type...
Datasheet PDF File LL4448 PDF File

LL4448
LL4448

Overview
MINI-MELF Switching Diode LL4448 Silicon epitaxial planar type Formosa MS SOD-80 Features Small surface mounting type High reliability High speed ( trr < 4 ns ) SOLDERABLE ENDS .
146(3.
7) .
130(3.
3) .
012(.
30) .
063(1.
6) .
055(1.
4) Mechanical data Dimensions in inches and (millimeters) Case : Glass, SOD-80 (MI NI-MELF) Terminals : Solder plated, solderable per MIL-STD-750, Method 2026 Polarity : Indicated by cat hode band Mounting Position : Any Weight : 0.
015 gram o MAXIMUM RATINGS (AT TA=25 C unless otherwise noted) PARAMETER 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 VR = 0 tp = 1 us CONDITIONS Symbol VRRM VR IFSM IFRM IF IFAV PV Tj TSTG -55 MIN.
TYP.
MAX.
100 75 2.
0 500 300 150 500 175 +175 UNIT V V A mA mA mA mW o o C C ELECTRICAL CHARACTERISTICS (AT TA=25oC unless otherwise noted) PARAMETER Forward voltage IF = 100mA VR = 20V Reverse current VR = 20V , Tj = 150 o C VR = 75V Breakdown current Diode capacitance Rectification efficiency IR = 100uA , TP /T = 0.
01 TP = 0.
3ms VR = 0 , f = 1MHz , VHF = 50mV VHF = 2V , f = 100MHz IF = IR = 10mA , IRR = 1mA Reverse recovery time IF =10mA, VR =6V, IRR = 0.
1 X IR , RL =100OHM CONDITIONS Symbol VF IR IR IR V(BR) CD nR trr trr 45 8 4 100 4.
0 MIN.
TYP.
0.
93 MAX.
1.
00 25 50 5.
0 UNIT V nA uA uA V pF % ns ns RATING AND CHARACTERISTIC CURVES (LL4448) FIG.
1-TYPICAL FORWARD CHARACTERISTICS 1000 FIG.
3 - TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT,(mA) Tj=25 C 100 REVERSE CURRENT, (nA) 1000 Tj=25 C Pulse Width 300us 1% Duty Cycle Scattering Limit 10 100 Scattering Limit 1.
0 10 0.
1 0 .
4 .
8 1.
2 1.
6 2.
0 FORWARD VOLT AGE,(V) 1 1 10 REVERSE VOLTAGE 100 FIG.
2 - TYPICAL DIODE CAPACITANCE 3.
5 3.
0 DIODE CAPACITANCE,(pF) 2.
5 2.
0 1.
5 1.
0 0.
5 0 0.
1 1 10 100 1000 REVERSE VOLTAGE,(V) ...


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