Document
WILLAS
SOT-323 Plastic-Encapsulate Diodes
MMBD4448W SWITCHING DIODES
SOT-323
FEATURES z Fast switching speed z Surface mount package ideally suited for automatic insertion z For general purpose switching applications z High conductance z Weight:0.006g z RoHS product for packing code suffix "G"
Halogen free product for packing code suffix "H"
1. ANODE 2. N, C 3. CATHODE
MARKING: KA3 Maximum Ratings @TA=25℃
Parameter Non-Repetitive Peak reverse voltage Peak Repetitive Peak reverse voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Forward Continuous Current Average Rectified Output Current Peak forward surge current @=1.0μs
@=1.0s Power Dissipation Thermal Resistance Junction to Ambient Storage temperature
Symbol VRM VRRM VRWM VR
VR(RMS) IFM IO
IFSM
Pd
RθJA
TSTG
Limits 100
75
53 500 250 4.0 2.0 200 625
-65 to +150
Unit V
V
V mA mA A mW ℃/W ℃
Electrical Ratings @TA=25℃
Parameter
Forward voltage
Reverse current Capacitance between terminals Reverse Recovery Time
Symbol VF1 VF2 VF3 VF4 IR1 IR2 CT
Min. 0.62
trr
Typ.
Max. 0.72 0.855 1.0 1.25 2.5 25 4 4
Unit V V V V μA nA pF
ns
Conditions IF=5mA IF=10mA
IF=100mA IF=150mA VR=75V VR=20V VR=0V,f=1MHz IF=IR=10mA Irr=0.1XIR,RL=100Ω
Typical Characteristics
MMBD4448W
WILLAS ELECTRONIC CORP.
Outline Drawing SOT-323
.087(2.20) .070(1.80)
.054(1.35) .045(1.15)
.004(0.10)MIN. .087(2.20) .078(2.00)
.056(1.40) .047(1.20)
.010(0.25) .004(0.10)
.004(0.10)MAX.
.016(0.40) .012(0.30)
Dimensions in inches and (millimeters)
.040(1.00) .032(0.80)
Rev.B
.