®
SE M I CO N DU CTO R
500 mW LL-34 Hermetically
Sealed Glass Fast Switching
Diodes
SURFACE MOUNT
LL34
Absolute Maximum Ratings
Symbol
P
D
T
STG
T
J
W
IV
I
O
I
FM
I
FSURGE
Power Dissipation
T
A
= 25°C unless otherwise noted
Value
500
-65 to +200
+175
75
150
450
2
Units
mW
°C
°C
V
mA
mA
A
Cathode Band Color : Black
DEVICE MARKING DIAGRAM
Parameter
Storage Temperature Range
Operating Junction Temperature
Working Inverse Voltage
Average Rectified Current
Non-repetitive Peak Forward Current
Peak Forward Surge Current
These ratings are limiting values above which the serviceability of the diode may be impaired.
Specification Features:
Fast Switching Device (T
RR
<4.0 nS)
LL-34 (Mini-MELF) Package
Surface Device Type Mounting
Hermetically Sealed Glass
Compression Bonded Construction
All external surfaces are corrosion resistant and leads are readily solderable
1 band indicates negative polarity
st
Cathode
Anode
ELECTRICAL SYMBOL
Electrical Characteristics
Symbol
B
V
Breakdown Voltage
T
A
= 25°C unless otherwise noted
Parameter
Test Condition
I
R
=100µA
I
R
=5µA
Limits
Min
100
Volts
75
25
5
0.62
0.72
1.0
1.0
Volts
nA
µA
Max
Unit
I
R
Reverse Leakage Current
V
R
=20V
V
R
=75V
V
F
Forward Voltage
TCLL4448, TCLL914B
TCLL4148,
TCLL4148
TCLL4448, TCLL914B
I
F
=5mA
I
F
=10mA
I
F
=100mA
I
F
=I
R
=10mA
R
L
=100Ω
I
RR
=1mA
T
RR
Reverse Recovery Time
4
nS
C
Capacitance
V
R
=0V, f=1M
HZ
4
pF
March 2002 / A
Page 1
TCLL4148/TCLL4448/TCLL914B
TAK CHEONG
ETC [ ETC ]
