LESHAN RADIO COMPANY, LTD.
Common Cathode Silicon
Dual Switching Diode
This Common Cathode Silicon Epitaxial Planar Dual Diode is designed for
use in ultra high speed switching applications. This device is housed in the
SC-70 package which is designed for low power surface mount applications.
• Fast t
rr
, < 3.0 ns
• Low C
D
, < 2.0 pF
• Pb-Free package is available
• Available in 8 mm Tape and Reel
Use LM1MA141/2WKT1 to order the 7 inch/3000 unit reel.
Use LM1MA141/2WKT3 to order the 13 inch/10,000 unit reel.
LM1MA141WKT1
LM1MA142WKT1
SC–70/SOT–323 PACKAGE
COMMON CATHODE
DUAL SWITCHING DIODE
40/80 V–100 mA
SURFACE MOUNT
3
1
2
CASE 419–04, STYLE 5
MAXIMUM RATINGS
(T
A
= 25°C)
Rating
Symbol
Reverse Voltage
LM1MA141WKT1
V
R
LM1MA142WKT1
Peak Reverse Voltage
LM1MA141WKT1
V
RM
Forward Current
Peak Forward Current
Peak Forward Surge Current
LM1MA142WKT1
Single
Dual
Single
Dual
Single
Dual
I
F
I
FM
I
FSM(1)
SOT–323 /SC – 70
Value
40
80
40
80
100
150
225
340
500
750
Unit
V
dc
V
dc
1
CATHODE
3
2
ANODE
mAdc
mAdc
mAdc
Marking Symbol
Type No.141WK142WK
Symbol
MT
MU
MT
X
THERMAL CHARACTERISTICS
Rating
Power Dissipation
Junction Temperature
Storage Temperature
Symbol
P
D
T
J
T
stg
Max
150
150
–55 ~ +150
Unit
mW
°C
°C
The “X” represents a smaller alpha digit Date
Code. The Date Code indicates the actual month
in which the part was manufactured.
ELECTRICAL CHARACTERISTICS
(T
A
= 25°C)
Characteristic
Symbol
Reverse Voltage Leakage Current LM1MA141WKT1
I
R
LM1MA142WKT1
Forward Voltage
Reverse Breakdown Voltage
Diode Capacitance
Reverse Recovery
1. t = 1 SEC
2. t
rr
Test Circuit
LM1MA141WKT1
LM1MA142WKT1
Time
V
F
V
R
C
D
t
rr(2)
Condition
V
R
= 35 V
V
R
= 75 V
I
F
= 100 mA
I
R
= 100
µA
V
R
=0, f=1.0 MHz
I
F
=10mA,V
R
=6.0V
R
L
=100Ω,I
rr
=0.1 I
R
Min
—
—
—
40
80
—
—
Max
0.1
0.1
1.2
—
—
2.0
3.0
Unit
µAdc
Vdc
Vdc
pF
ns
LM1MA141/2WKT1-1/4
LESHAN RADIO COMPANY, LTD.
LM1MA141WKT1 LM1MA142WKT1
DEVICE MARKING AND ORDERING INFORMATION
Device
LM1MA141WKT1
LM1MA141WKT1G
(Pb-Free)
LM1MA141WKT3
LM1MA141WKT3G
(Pb-Free)
LM1MA142WKT1
LM1MA142WKT1G
(Pb-Free)
LM1MA142WKT3
LM1MA142WKT3G
(Pb-Free)
Marking
MT
MT
MT
MT
MU
MU
MU
MU
Package
SOT-323/SC-70
SOT-323/SC-70
SOT-323/SC-70
SOT-323/SC-70
SOT-323/SC-70
SOT-323/SC-70
SOT-323/SC-70
SOT-323/SC-70
Shipping
3000/Tape&Reel
3000/Tape&Reel
10000/Tape&Reel
10000/Tape&Reel
3000/Tape&Reel
3000/Tape&Reel
10000/Tape&Reel
10000/Tape&Reel
LM1MA141/2WKT1-2/4
LESHAN RADIO COMPANY, LTD.
LM1MA141WKT1 LM1MA142WKT1
RECOVERY TIME EQUIVALENT TEST CIRCUIT
INPUT PULSE
OUTPUT PULSE
I
F
, FORWARD CURRENT (mA)
V
F
, FORWARD VOLTAGE (VOLTS)
Figure 1. Forward Voltage
I
R
, REVERSE CURRENT (µA)
V
R
, REVERSE VOLTAGE (VOLTS)
Figure 2. Reverse Current
C
D
, DIODE CAPACITANCE (pF)
V
R
, REVERSE VOLTAGE (VOLTS)
Figure 3. Diode Capacitance
LM1MA141/2WKT1-3/4
LESHAN RADIO COMPANY, LTD.
LM1MA141WKT1
LM1MA142WKT1
SC-70/SOT-323
NOTES:
1.
DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
A
L
3
DIM
A
B
C
D
G
H
J
K
L
N
S
S
1
2
B
D
G
C
0.05 (0.002)
N
K
J
INCHES MILLIMETERS
MIN
MA X
MIN
MA X
0.071 0.087
1.80
2.20
0.045 0.053
1.15
1.35
0.032 0.040
0.80
1.00
0.012 0.016
0.30
0.40
0.047 0.055
1.20
1.40
0.000 0.004
0.00
0.10
0.004 0.010
0.10
0.25
0.017 REF
0.425 REF
0.026 BSC
0.650 BSC
0.028 REF
0.700 REF
0.079 0.095
2.00
2.40
H
0.025
0.65
0.025
0.65
0.075
1.9
0.035
0.9
0.028
0.7
inches
mm
LM1MA141/2WKT1-4/4