MMBD4148
PB FREE PRODUCT
DUAL SWITCHING DIODE
Features
!
!
!
High Conductance
A
L
Fast Switching
Surface Mount Package Ideally Suited for
Automatic Insertion
!
For General Purpose and Switching
B
!
Plastic Material – UL Recognition Flammability
Classification 94V-O
TOP VIEW
C
M
E
H
D
SOT-23
Dim
A
B
C
D
E
G
H
J
K
L
M
Min
0.37
1.19
2.10
0.89
0.45
1.78
2.65
0.013
0.89
0.45
0.076
Max
0.51
1.40
2.50
1.05
0.61
2.05
3.05
0.15
1.10
0.61
0.178
Mechanical Data
!
!
!
!
!
!
Case: SOT-23, Molded Plastic
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
Polarity: See Diagram
Weight: 0.008 grams (approx.)
Mounting Position: Any
Marking: A2
K
J
G
TOP VIEW
All Dimensions in mm
Maximum Ratings
@T
A
=25°C unless otherwise specified
Characteristic
Non-Repetitive Peak Reverse Voltage
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Forward Continuous Current (Note 1)
Average Rectified Output Current (Note 1)
Peak Forward Surge Current (Note 1)
Power Dissipation (Note 1)
Typical Thermal Resistance, Junction to Ambient Air (Note 1)
Operating and Storage Temperature Range
@ t < 1.0µs
Symbol
V
RM
V
RRM
V
RWM
V
R
I
F
I
O
I
FSM
P
d
R
JA
T
j
, T
STG
Value
100
75
300
200
2.0
350
357
-65 to +150
Unit
V
V
mA
mA
A
mW
°C/W
°C
Electrical Characteristics
@T
A
=25°C unless otherwise specified
Characteristic
Reverse Breakdown Voltage
Forward Voltage
Reverse Leakage Current
Junction Capacitance
Reverse Recovery Time
Symbol
V
(BR)R
V
F
I
R
C
j
t
rr
Min
75
—
—
—
—
Max
—
1.0
2.5
2.0
4.0
Unit
V
V
µA
pF
nS
Test Condition
@ I
RS
= 100µA
@ I
F
= 10mA
@ V
R
= 75V
V
R
= 0V, f = 1.0MHz
I
F
= I
R
= 10mA,
I
RR
= 0.1 x I
R
, R
L
= 100
Note: 1. Device mounted on fiberglass substrate 40 x 40 x 1.5mm.
I
F
, INSTANTANEOUS FORWARD CURRENT (mA)
500
See Note 1
1000
P
d
, POWER DISSIPATION (mW)
400
300
100
T
A
= +150°C
T
A
= +125°C
200
10
T
A
= +75°C
T
A
= +25°C
100
0.1
400
T
A
= -25°C
600
800
1000
1200
0
0
100
200
T
A
, AMBIENT TEMPERATURE, (°C)
Fig. 1 Power Derating Curve
V
F
, INSTANTANEOUS FORWARD VOLTAGE (mV)
Fig. 2, Typical Forward Characteristics
I
F
, INSTANTANEOUS FORWARD CURRENT (
m
A)
10
1
0.1
0.01
0.001
0.0001
V
R
= 75V
V
R
= 20V
0
50
100
150
200
T
j
, JUNCTION TEMPERATURE (
°C
)
Fig. 3, Typical Reverse Characteristics
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