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

Transys
Electronics
LIMITED
HIGH SPEED SILICON SWITCHING DIODES
LL4148
LL4448
SOD - 80C
Mini MELF (LL- 34 )
Polarity: Cathode is indicated by a black band
Hermetically Sealed, Glass Silicon Diodes
ABSOLUTE MAXIMUM RATINGS
DESCRIPTION
SYMBOL
Peak Repetitive Reverse Voltage
Reverse Voltage (Continuous)
Average Rectified Forward Current
Forward Current (DC)
Repetitive Peak Forward Current
Non Repetitive Peak Surge Current t=1 µs
t=1 s
Power Dissipation up to Tamb=25 ºC
Derating factor
Operating & Storage Junction Temperature
Range
V_RRM
V_R
I_F (av)
I_F
I_FRM
I_FSM
I_FSM
P_tot
T_j, T_stg
VALUE
100
75
150
200
450
2000
500
500
2.85
- 65 to +200
ELECTRICAL CHARACTERISTICS (Ta=25 ºC Unless Otherwise Specified)
DESCRIPTION
Forward Voltage
Reverse Current
Reverse Breakdown Voltage
SYMBOL TEST CONDITION
V_F I_F=10mA
I_F=5mA
I_F=100mA
I_R V_R=20V
V_R=75V
LL4148
LL4448
LL4448
V_R=20V, T_j=100º C, LL4448
V_R=20V, T_j=150º C
V_BR I_R=100µA
DYNAMIC CHARACTERISTICS
Diode Capacitance
Forward Recovery Voltage
Reverse Recovery Time
C_d V_R=0V, f=1MHz
V_fr I_F=50mA, t_r=20ns
t_rr I_F=10mA, to I_R=60mA
R_L=100 Ω
Measured @ I_R=1mA
UNIT
V
V
mA
mA
mA
mA
mA
mW
mW/K
ºC
MIN MAX UNIT
1.0
V
0.62 0.72
1.0
25
nA
5.0
µA
3.0
µA
50
µA
100
V
4.0
pF
2.5
V
4.0
ns
.