BL Galaxy Electrical Production specification
Surface mount switching diode MMBD4148
FEATURES
z Fast switching speed.
z High conductance.
z For general purpose switching applications.
z Surface mount package ideally suited
for automatic insertion.
APPLICATIONS
z Small signal switching
SOT-23
ORDERING INFORMATION
Type No. Marking Package Code
MMBD4148 KA2
Pb
Lead-free
SOT-23
MAXIMUM RATING @ Ta=25℃ unless otherwise specified
Parameter Symbol Limits Unit
Peak Repetitive Peak reverse voltage
Working Peak Reverse Voltage
DC Reverse Voltage
Non-repetitive peak reverse voltage V
RMS Reverse voltage V
Forward Continuous Current I
Average rectified output Current I
Non-repetitive peak forward surge Current
@t=1.0μs
@t=1.0s
Power Dissipation P
V
RRM
V
RWM
V
R
RM
R(RMS)
FM
o
I
FSM
d
75 V
100 V
53 V
300 mA
150 mA
2.0
1.0
350 mW
A
Thermal resistance junction to ambient air R
Operating and storage temperature range Tj,T
θJA
STG
375
-65 to 150
℃/W
℃
Document number: BL/SSSDC120 www.galaxycn.com
Rev.A 1
BL Galaxy Electrical Production specification
Surface mount switching diode MMBD4148
ELECTRICAL CHARACTERISTICS @ Ta=25℃ unless otherwise specified
Parameter Symbol Min. Typ. Max. Unit Conditions
Reverse breakdown voltage V
Maximum Forward voltage V
Reverse current
Diode Capacitance C
Reverse Recovery Time t
I
R1
I
R2
rr
R(BR)
FM
D
75 IR=100μA
0.715
2.5 μA VR=75V
25 nA VR=20V
2 pF VR=0V,f=1MHz
4 ns
0.855
1.0
1.25
V
I
=1.0mA
F
I
=10mA
F
I
=50mA
F
I
=150mA
F
I
F=IR
=100Ω
TYPICAL CHARACTERISTICS @ Ta=25℃ unless otherwise specified
=10mA,Irr=0.1*IR,R
L
Document number: BL/SSSDC120 www.galaxycn.com
Rev.A 2
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