Features
l
Fast Switching Speed
l
Protected by a PN junction guard ring against excessive
l
Low Turn-on Voltage
l
For General Purpose Application
Mechanical Data
l
Case:
Minimelf, Glass
l
Terminals: Solderable per MIL-STD-202, Method 208
l
Polarity: Indicated by Cathode Band
l
Weight: 0.05 grams ( approx.)
Maximum Ratings @ 25
o
C Unless Otherwise Specified
Characteristic Symbol Value Unit
Peak Reverse Voltage V
RRM
40 V
Forward Continuous Current(Note1) I
F
350 mA
Surge Forward Current @ t
p
< 10ms,
T
A
=25
o
C
I
FSM
7.5 A
Power Dissipation(Note 1) P
tot
330 mW
Thermal Resistance(Note 1) 300 K/W
Operation Temperature Range T
A
-55 to 125
o
C
Storage Temperature Range T
STG
-55 to 150
o
C
Electrical Characteristics @ 25
o
C Unless Otherwise Specified
Charateristic Symbol Min Typ. Max Unit Test Cond.
Reverse
Breakdown Volt.
V
(BR)R
40 ----- ----- V 100uA pulse
Reverse Leakge
Current.
I
R
----- -----
2
15
5
25
25
50
uA
V
R
=10V
V
R
=10V, T
J
=60
o
C
V
R
=20V
V
R
=20V, T
J
=60
o
C
V
R
=40V
V
R
=40V, T
J
=60
o
C
Forward Volt.
Drop
V
F
----- -----
0.25
0.45
0.90
V
I
F
=0.1mA
I
F
=10mA
I
F
=250mA
Junction
Capacitance
C
tot
----- 2.0 ----- pF V
R
=1V, f=1MHz
Note
: 1. Valid provided that electrodes are kept at ambient temperature
LL48
Small Signal
Schottky Diode
R
q
JA
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mccsemi
.com
DIMENSION
INCHES
MM
DIM
MIN
MAX
MIN
MAX
NOTE
A
.134
.142
3.40
3.60
B
.008
.016
0.20
0.40
C
.055
.059
1.40
1.50
0.030"
0.105
0.075"
SUGGESTED SOLDER
PAD LAYOUT
MINIMELF
A
B
C
Cathode Mark
omponents
21201 Itasca Street Chatsworth
!"#
$
% !"#
M C C
Figure 1. Forward current versus
voltage
at different temperatures(typical values)
forward Figure
2.
(typical values)
Forward current versus forward voltage
I (mA)
F
I (mA)
F
T
=100 C
amb
T
= 25 C
amb
T
= 55 C
amb
I ( A)
R
Figure 3.R
ambient
everse current versus
temperatures
T =( C)
J
max.
90% confidence
V =20V
R
typ.
T = 25 C
j
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M C C
LL48
I ( A)
R
V =(V)
R
Figure 5.Capacitance C versus reverse applied
voltage V (typical values)
R
C(pF)
T
= 25 C
amb
Figure 4.R
Reverse voltage(typical values)
everse current versus continuous
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M C C
LL48
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