Orientation Indicator
applies only to parts
where shown below
This pin omitted
for SOT-353
Marking: KA6
MMBD4448HADW
Marking: KA4
MMBD4448HCQW
Marking: KA5
MMBD4448HAQW
A1
A2
C2
C1
C2
C1
Marking: KA7
MMBD4448HCDW
A
M
JL
D
BC
H
K
F
TOP VIEW
DS30153 Rev. 11 - 2 1 of 3 MMBD4448HCQW /AQW /ADW /CDW /SDW /TW
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MMBD4448HCQW /AQW /ADW/
CDW /SDW /TW
SURFACE MOUNT FAST SWITCHING DIODE ARRAY
Features
Characteristic Symbol Value Unit
Non-Repetitive Peak Reverse Voltage VRM 100 V
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
80 V
RMS Reverse Voltage VR(RMS) 57 V
Forward Continuous Current (Note 1) IFM 500 mA
Average Rectified Output Current (Note 1) IO250 mA
Non-Repetitive Peak Forward Surge Current @ t = 1.0ms
@ t = 1.0s IFSM 4.0
2.0 A
Power Dissipation (Note 1) Pd200 mW
Thermal Resistant Junction to Ambient Air (Note 1) RqJA 625 °C/W
Operating and Storage Temperature Range Tj, TSTG -65 to +150 °C
Maximum Ratings @ TA= 25°C unless otherwise specified
·Case: SOT-353 or SOT-363
·Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0
·Moisture Sensitivity: Level 1 per J-STD-020C
·Terminals: Solderable per MIL-STD-202, Method 208
·Also Available in Lead Free Plating (Matte Tin Finish
annealed over Alloy 42 leadframe). Please see Ordering
Information, Note 5, on Page 3
·Orientation: See Diagrams Below
·Marking: See Diagrams Below & Page 3
·Weight: 0.006 grams (approx.)
Mechanical Data
·Fast Switching Speed
·Ultra-Small Surface Mount Package
·For General Purpose Switching Applications
·High Conductance
·Available in Lead Free/RoHS Compliant Version (Note 2)
SOT-363/SOT-353
Dim Min Max
A0.10 0.30
B1.15 1.35
C2.00 2.20
D0.65 Nominal
F0.30 0.40
H1.80 2.20
J¾0.10
K0.90 1.00
L0.25 0.40
M0.10 0.25
a0°8°
All Dimensions in mm
Marking: KAA
MMBD4448HTW
C1
A3
C2
A1
C3
A2
C1
C2
A2
A1
A2
A1
C2
C1
NC
A
C3
C4
A2
A1C
A3
A4
TCUDORPWEN
AC
1
AC
2
C2
A1
A2
C1
Marking: KAB
MMBD4448HSDW
Notes: 1. Device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch; pad layout as shown on Diodes Inc. suggested pad layout
document AP02001, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf.
2.No purposefully added lead.
SPICE MODEL: MMBD4448HCQW MMBD4448HAQW MMBD4448HADW MMBD4448HSDW MMBD4448HTW
DS30153 Rev. 11 - 2 2 of 3 MMBD4448HCQW /AQW /ADW /CDW /SDW /TW
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TCUDORPWEN
Electrical Characteristics @ TA= 25°C unless otherwise specified
Characteristic Symbol Min Max Unit Test Condition
Reverse Breakdown Voltage (Note 3) V(BR)R 80 ¾VIR = 100mA
Forward Voltage (Note 3) VF
0.62
¾
¾
¾
0.72
0.855
1.0
1.25
V
IF = 5.0mA
IF = 10mA
IF = 100mA
IF = 150mA
Reverse Current (Note 3) IR¾
100
50
30
25
nA
mA
mA
nA
VR = 70V
VR = 75V, Tj = 150°C
VR = 25V, Tj = 150°C
VR = 20V
Total Capacitance CT¾3.5 pF VR = 6V, f = 1.0MHz
Reverse Recovery Time trr ¾4.0 ns VR = 6V, IF= 5mA
Notes: 3. Short duration test pulse used to minimize self-heating effect.
10
100
1000
1
0.1
01.6
1.2
0.4 0.8
I , INSTANTANE
O
US F
O
RWARD CURRENT (mA)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
Fig. 1 Typical Forward Characteristics
T = 125ºC
A
T = -40ºC
A
T = 75ºC
A
T = 25ºC
A
T = 0ºC
A
0.1
1
10
100
1000
10000
020 40 60 80 100
V , REVERSE VOLTAGE (V)
R
Fig. 2 Typical Reverse Characteristics
I , INSTANTANE
O
US REVERSE CURRENT (nA)
R
T = -40ºC
A
T = 25ºC
A
T = 75ºC
A
T = 125ºC
A
T=0ºC
A
0
0.5
1
2.5
2
1.5
3
010 20 40
30
C , TOTAL CAPACITANCE (pF)
T
V , REVERSE VOLTAGE (V)
R
Fi
g
.3 T
y
pical Capacitance vs. Reverse Volta
g
e
f=1MHz
0
50
100
150
200
250
0 100 200
P,P
O
WER DISSIPATI
O
N (mW)
d
T , AMBIENT TEMPERATURE (°C)
A
Fig. 4 Power Derating Curve, Total Package
DS30153 Rev. 11 - 2 3 of 3 MMBD4448HCQW /AQW /ADW /CDW /SDW /TW
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TCUDORPWEN
Device Packaging Shipping
MMBD4448HADW-7 SOT-363 3000/Tape & Reel
MMBD4448HAQW-7 SOT-363 3000/Tape & Reel
MMBD4448HCDW-7 SOT-363 3000/Tape & Reel
MMBD4448HCQW-7 SOT-353 3000/Tape & Reel
MMBD4448HSDW-7 SOT-363 3000/Tape & Reel
MMBD4448HTW-7 SOT-363 3000/Tape & Reel
(Note 4)
Ordering Information
Notes: 4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
5. For Lead Free/RoHS Compliant version part number, please add "-F" suffix to the part number above. Example: MMBD4448HTW-7-F.
04
68
210
I , FORWARD CURRENT (mA)
F
Fig. 5 Reverse Recovery Time vs.
Forward Current
T , REVERSE RECOVERY TIME (nS)
rr
0
0.5
1.0
1.5
2.0
2
.5
Marking Information
KA4
YM
KA4 = Product Type Marking Code,
KA4 = MMBD4448HCQW
YM = Date Code Marking
Y = Year ex: N = 2002
M = Month ex: 9 = September
SOT-353
KXX
YM
KXX = Product Type Marking Code,
ex. KA5 = MMBD4448HAQW
KAA = MMBD4448HTW
YM = Date Code Marking
Y = Year ex: N = 2002
M = Month ex: 9 = September
SOT-363
KXX YM
KXX YM
KXX = Product Type Marking Code, ex. KA6 = MMBD4448HADW
KA7 = MMBD4448HCDW
KAB = MMBD4448HSDW
YM = Date Code Marking
Y = Year ex: N = 2002
M = Month ex: 9 = September
SOT-363
Month Jan Feb March Apr May Jun Jul Aug Sep Oct Nov Dec
Code 1234 567
89 OND
Date Code Key
Year 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009
Code LMNPR
ST U VW
