LESHAN RADIO COMPANY, LTD.
LM1MA141WAT1
LM1MA142WAT1
1/2
DEVICE MARKING
LM1MA141WAT1 = MN LM1MA142WAT2=MO
MAXIMUM RATINGS (T
A
= 25C)
Rating
Symbol
Value
Unit
Reverse Voltage LM1MA141WAT1
V
R
40
V
dc
LM1MA142WAT1
80
Peak Reverse Voltage LM1MA141WAT1
V
RM
40
V
dc
LM1MA142WAT1
80
Forward Current
Single
I
F
100
mAdc
Dual
150
Peak Forward Current
Single
I
FM
225
mAdc
Dual
340
Peak Forward Surge Current
Single
I
FSM
(1)
500
mAdc
Dual
750
THERMAL CHARACTERISTICS
Rating
Symbol
Max
Unit
Power Dissipation
P
D
150
mW
Junction Temperature
T
J
150
C
Storage Temperature
T
stg
55 ~ +150
C
ELECTRICAL CHARACTERISTICS (T
A
= 25C)
Characteristic
Symbol
Condition
Min
Max
Unit
Reverse Voltage Leakage Current LM1MA141WAT1
I
R
V
R
= 35 V
--
0.1
Adc
LM1MA142WAT1
V
R
= 75 V
--
0.1
Forward Voltage
V
F
I
F
= 100 mA
--
1.2
Vdc
Reverse Breakdown Voltage LM1MA141WAT1
V
R
I
R
= 100
A
40
--
Vdc
LM1MA142WAT1
80
--
Diode Capacitance
C
D
V
R
=0, f=1.0 MHz
--
15
pF
Reverse Recovery
Time
t
rr
(2)
I
F
=10mA,V
R
=6.0V
--
10
ns
R
L
=100
,I
rr
=0.1 I
R
1. t = 1 SEC
2. t
rr
Test Circuit
This Common Anode Silicon Epitaxial Planar Dual Diode is designed for use
in ultra high speed switching applications. This device is housed in the SC70
package which is designed for low power surface mount applications.
Fast t
rr
, < 10 ns
Low C
D
, < 15 pF
Available in 8 mm Tape and Reel
Use LM1MA141/2WAT1 to order the 7 inch/3000 unit reel.
Use LM1MA141/2WAT3 to order the 13 inch/10,000 unit reel.
Common Anode Silicon
Dual Switching Diode
1
3
2
CASE 41904, STYLE 4
SOT323 /SC 70
LM1MA141WAT1
LM1MA142WAT1
SC-70/SOT-323 PACKAGE
COMMON ANODE
DUAL SWITCHING DIODE
40/80 V-100 mA
SURFACE MOUNT
ANODE
3
1
2
MN
X
Marking Symbol
Type No. 141WA 142WA
Symbol
MN
MO
The "X" represents a smaller alpha digit Date
Code. The Date Code indicates the actual month
in which the part was manufactured.
CATHODE
LESHAN RADIO COMPANY, LTD.
LM1MA141WAT1
LM1MA142WAT1
2/2
LM1MA141WAT1 LM1MA142WAT1
A
R
L
t
r
t
p
t
10%
90%
V
R
t
p
= 2
s
t
r
= 0.35 ns
I
F
t
rr
t
I
rr
= 0.1 I
R
I
F
= 10 mA
V
R
= 6 V
R
L
= 100
RECOVERY TIME EQUIVALENT TEST CIRCUIT
INPUT PULSE
OUTPUT PULSE
100
0.2
0.4
V
F
, FORWARD VOLTAGE (VOLTS)
0.6
0.8
1.0
1.2
10
1.0
0.1
10
0
V
R
, REVERSE VOLTAGE (VOLTS)
1.0
0.1
0.01
0.001
10
20
30
40
50
1.75
0
V
R
, REVERSE VOLTAGE (VOLTS)
1.5
1.25
1.0
0.75
C D
, DIODE CAP
ACIT
ANCE (pF)
2
4
6
8
I F
, FOR
W
ARD CURRENT
(mA)
Figure 1. Forward Voltage
Figure 2. Reverse Current
Figure 3. Diode Capacitance
T
A
= 150C
T
A
= 125C
T
A
= 85C
T
A
= 55C
T
A
= 25C
I R
, REVERSE CURRENT
(
A)
T
A
= 85C
T
A
= -40C
T
A
= 25C
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