LL4148 Datasheet, PDF (1/2 Pages) Vishay Siliconix – Small Signal Fast Switching Diodes

LL4148
Surface-mount Small-signal Diode
PRODUCT SUMMARY
Voltage range 75 Volts
Popular small Mini-MELF package
Dissipation 500mW at T_A = 25°C
FEATURES
Silicon Epitaxial Planar Diode
Fast switching diode in MiniMELF case especially suited for
automatic insertion.
This diode is also available in the DO-35 case as a 1N4148.
SOD-80 (Mini-MELF)
MECHANICAL DATA
Case: MiniMELF glass case (SOD-80)
Weight: approx. 0.05g
Cathode band color: Black
Pb-free, RoHS compliant.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS
Rating at 25°C ambient temperature unless otherwise specified.
Parameter
Reverse voltage
Peak reverse voltage
Forward DC current at T_amb=25^oC ⁽¹⁾
Average rectified current half wave rectification with
resistive load at T_amb=25^oC f>50 Hz ⁽¹⁾
Surge forward current at t<1s and T_j=25^oC
Power dissipation at T_amb=25^oC ⁽¹⁾
Thermal resistance junction to ambient air ⁽²⁾
Thermal resistance junction to tie-point
Junction temperature
Storage temperature range
Symbol
V_R
V_RM
I_F
I_F(AV)
I_FSM
P_tot
R_θJA
R_θJtp
T_j
T
S
Limit
75
100
200
150
500
500
350
300
175
-65 to +175
Unit
Volts
Volts
mA
mA
mA
mW
o_C/W
o_C/W
o_C
o_C
Notes: 1. Valid as long as the electrodes are maintained at 25°C.
10/1/2006 Rev.4.01
www.SiliconStandard.com
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