MMBD4448HTA
SURFACE MOUNT
FAST SWITCHING DIODE
REVERSE VOLTAGE – 80 Volts
FORWARD CURRENT – 0.25 Ampere
FEATURES
•
Fast switching speed
•
Ideally suited for automatic insertion
•
For general purpose switching applications
MECHANICAL DATA
•
Case: SOT-523 Plastic
•
Case material: “Green” molding compound, UL
flammability classification 94V-0, (No Br. Sb. CI)
•
Moisture sensitivity: Level 1 per J-STD-020D
•
Lead free in RoHS 2002/95/EC compliant
SOT-523
SOT-523
Dim. Min. Max.
A 0.70 0.90
A1 0.00 0.10
b 0.25 0.325
c 0.10
0.20
D 1.50 1.70
E 1.45 1.75
E1 0.75 0.85
e 0.50 Typ.
e1 0.90 1.10
L 0.55 Ref.
Dimensions in millimeter
Maximum Ratings & Thermal Characteristics
@ T
A
= 25℃ unless otherwise specified
Characteristic Symbol
MMBD4448HTA Units
Non-Repetitive Peak Reverse Voltage V
RM
100
V
Repetitive Peak Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V
RRM
V
RWM
V
R
80 V
RMS Reverse Voltage V
R(RMS)
57 V
Forward Continuous Current I
FM
500 mA
Average Rectified Output Current I
O
250 mA
Non-Repetitive Peak Forward Current @t=1us
@t=1s I
FSM
4
1.5 A
Power Dissipation P
D
150 mW
Thermal Resistance Junction to Ambient R
Θ
JA
833 /W℃
Operating Temperature Range T
J
150 ℃
Storage Temperature Range T
STG
-65~+150 ℃
Electrical Characteristics
@
T
A
= 25℃ unless otherwise specified
Characteristic Test Condition Symbol
Min. Typ. Max. Unit
Reverse Breakdown Voltage I
R
= 100uA V
BR
80 -- -- V
Maximum Forward Voltage
I
F
= 5mA
I
F
= 10mA
I
F
= 100mA
I
F
= 150mA
V
F
620
--
--
--
--
--
--
--
720
855
1000
1250
mV
Maximum DC Reverse Current
at Rated DC Blocking Voltage
V
R
= 70V
V
R
= 20V I
R
--
--
--
--
100
25 nA
Typical Diode Capacitance V
R
=6V,f=1MHz C
D
-- -- 3.5 pF
Reverse Recovery time V
R
=6V, I
F
=5mA trr -- -- 4 ns
REV. 2, Jul-2012, KSYR75
RATING AND CHARACTERISTIC CURVES
MMBD4448HTA
Fig.1 Typical Forward Characteristics Fig.2 Typical Reverse Characteristics
Fig.3 Total Capacitance vs. Reverse Voltage Fig.4 Power Derating Curve
Fig.5 Reverse Recovery Time vs. Forward Current
Device Marking :
Device P/N Marking code Equivalent Circuit Diagram
MMBD4448HTA A6
Legal Disclaimer Notice
MMBD4448HTA
Important Notice and Disclaimer
LSC reserves the right to make changes to this document and its products and specifications
at any time without notice. Customers should obtain and confirm the latest product
information and specifications before final design, purchase or use.
LSC makes no warranty, representation or guarantee regarding the suitability of its products
for any particular purpose, nor does LSC assume any liability for application assistance or
customer product design. LSC does not warrant or accept any liability with products which
are purchased or used for any unintended or unauthorized application.
No license is granted by implication or otherwise under any intellectual property rights of
LSC.
LSC products are not authorized for use as critical components in life support devices or
systems without express written approval of LSC.
