Transys
Electronics
LIMITED
HIGH SPEED SILICON SWITCHING DIODES AXIAL LEAD
1N4148, 1N4448 DO-35, 500mW
DESCRIPTION General purpose ,Industrial, Military and space applications. Hermetically sealed glass with a stud on either side of the glass passivated chip provides excellent stability. Extremely low leakage & very high reliability ABSOLUTE MAXIMUM RATINGS( TA=25 deg C unless otherwise specified) DESCRIPTION SYMBOL VRRM Peak Repetitive Reverse Voltage VR Reverse Voltage (Continuous) IF(AV) Average Forward Current IF Forward Current (DC) IFRM Repetitive Peak Forward Current IFSM Non Repetitive Peak Surge Current tp=1usec IFSM tp=1sec PTA Power Dissipation Derating Factor Tj, Tstg Operating & Storage Junction Temperature Range ELECTRICAL CHARACTERISTICS (Ta=25 deg C Unless Otherwise Specified) DESCRIPTION SYMBOL TEST CONDITION Forward Voltage VF
VALUE 100 75 150 200 450 2000 500 500 2.85 -65 to +200
UNIT V V mA mA mA mA mA mW mW/deg C deg C
MIN 0.62 100 75 -
TYP MAX 0.72 1.0 1.0 25 5.0 50 100 4.0 2.5 4.0
UNIT V V V nA uA uA uA V V pF V ns
Reverse Current
IR
Reverse Breakdown Voltage DYNAMIC CHARACTERISTICS Diode Capacitance Forward Recovery Voltage Reverse Recovery Time
VBR
IF=5mA 1N4448 IF=10mA 1N4148 IF=100mA 1N4448 VR=20V VR=75V VR=20V, Tj=150 deg C VR=75V, Tj=150 deg C IR=100uA IR=5uA VR=0V, f=1MHz IF=50mA, tr=20ns IF=10mA, to IR=60mA RL=100ohms Measured @ IR=1mA
Cd Vfr trr
DO-35 Glass Axial Package
A B A DIM A C B D NOTES 1. Cathode is marked by Band. 2. All dimensions are in mm. C D MIN 25.40 3.03 0.46 1.52 MAX — 4.44 0.56 2.29
DO-35, 52mm Taping Specification
1.05 MAX. 5.50 4.50
1.5 R M A X.
52 mm Ta p in g S p ecification 1. T & A indicates Axial Ta p e & Ammo p ackin g ( 52 mm Tape Spacing). 2. 300 mm (min) leader tape on every spool. 3. No. of empty places allowed 0.25% without consecutive empty places. 4. Ends of leads shall preferably not protrude beyond the tapes. 5. Com p onents shall be held sufficiently in the ta p e or tapes so that they can not com e free in normal handling.
LEADER
CENTRE L INE ± 1.05
54.00 50.00
6.0 5.0
52.0 11 D IO D E S 48.0 All dim ensions in m m .
TAPES
FE
ED
6 .0 ± 1 . 0 52 ± 2 .0 .0
6 .0 ± 1 . 0
85.0 mm
LABEL
255
.0 m
m
7 3.
5m
m
DO -35:- 5000 p cs./Ammo Pack DIODE AMMO PACK
On re q uest also available in 26 m m Ta p e and Am mo Pack
On request also available in 26 mm Tape and Ammo Pack
Packing Detail
PACKAGE Details DO-35 T&A 5K/ammo box STANDARD PACK Net Weight/Qty 0.88 kg/5K pcs Size 10" x 3.5" x 3.5" INNER CARTON BOX Qty 5.0K Size 12.7" x 12.7" x 20" OUTER CARTON BOX Qty 125.0K Gr Wt 25 kgs
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