Lead-free Green
MMBD4448HTM
SURFACE MOUNT FAST SWITCHING DIODE ARRAY
Features
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
Fast Switching Speed
Ultra-Small Surface Mount Package
For General Purpose Switching Applications
High Conductance
Lead Free/RoHS Compliant (Note 3)
"Green" Device (Note 4 and 5)
H
K
M
B C
A
SOT-26
Dim
A
B
C
D
F
H
D
F
L
Min
0.35
1.50
2.70
¾
¾
2.90
1.00
0.35
0.10
0°
Max
0.50
1.70
3.00
¾
¾
3.10
1.30
0.55
0.20
8°
Typ
0.38
1.60
2.80
0.95
0.55
3.00
0.05
1.10
0.40
0.15
¾
Mechanical Data
Case: SOT-26
Case Material: Molded Plastic, "Green" Molding
Compound, Note 5. UL Flammability Classification
Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020C
Terminals: Solderable per MIL-STD-202, Method 208
Lead Free Plating (Matte Tin Finish annealed over
Copper leadframe).
Ordering Information on Page 2
Orientation: See Diagram
Marking: KAD (See Page 2)
Weight: 0.016 grams (approximate)
J
J
K
L
M
a
0.013 0.10
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
RMS Reverse Voltage
Forward Continuous Current (Note 1)
Average Rectified Output Current (Note 1)
Non-Repetitive Peak Forward Surge Current @ t = 1.0ms
@ t = 1.0s
Power Dissipation (Note 1)
Thermal Resistance Junction to Ambient Air (Note 1)
Operating and Storage Temperature Range
Symbol
V
RM
V
RRM
V
RWM
V
R
V
R(RMS)
I
FM
I
O
I
FSM
P
d
R
qJA
T
j
, T
STG
Value
100
80
57
500
250
4.0
2.0
350
357
-65 to +150
Unit
V
V
V
mA
mA
A
mW
°C/W
°C
Electrical Characteristics
@ T
A
= 25°C unless otherwise specified
Characteristic
Reverse Breakdown Voltage (Note 2)
Forward Voltage
Symbol
V
(BR)R
V
F
Min
80
0.62
¾
¾
¾
¾
¾
¾
Max
¾
0.72
0.855
1.0
1.25
100
50
30
25
3.5
4.0
Unit
V
V
nA
mA
mA
nA
pF
ns
Test Condition
I
R
= 2.5mA
I
F
= 5.0mA
I
F
= 10mA
I
F
= 100mA
I
F
= 150mA
V
R
= 70V
V
R
= 75V, T
j
= 150°C
V
R
= 25V, T
j
= 150°C
V
R
= 20V
V
R
= 6, f = 1.0MHz
V
R
= 6V, I
F
= 5mA
Reverse Current (Note 2)
Total Capacitance
Reverse Recovery Time
Notes:
I
R
C
T
t
rr
1. Device mounted on FR-5 PCB 1.0 x 0.75 x 0.062 inch, pad layout as shown on Diodes Inc. suggested pad layout AP02001, which
can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf.
2. Short duration test pulse used to minimize self-heating effect.
3. No purposefully added lead.
4. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
5. Product manufactured with Date Code 0609 (week 9, 2006) and newer are built with Green Molding Compound. Product
manufactured prior to Date Code 0609 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
DS30302 Rev. 5 - 2
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MMBD4448HTM
ã
Diodes Incorporated
I
F
, INSTANTANEOUS FORWARD CURRENT (mA)
I
R
, INSTANTANEOUS REVERSE CURRENT (nA)
1000
10000
T
A
= 125ºC
100
1000
T
A
= 75ºC
100
10
T
A
= -40ºC
T
A
= 0ºC
10
T
A
= 25ºC
1
T
A
= 25ºC
T
A
= 75ºC
T
A
= 125ºC
1
T
A
= 0ºC
T
A
= -40ºC
0.1
0
0.4
0.8
1.2
1.6
V
F
, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 1 Typical Forward Characteristics
3
f = 1MHz
0.1
0
20
40
60
80
100
V
R
, REVERSE VOLTAGE (V)
Fig. 2 Typical Reverse Characteristics
300
P
d
, POWER DISSIPATION (mW)
0
10
20
30
40
50
C
T
, TOTAL CAPACITANCE (pF)
2.5
250
200
2
1.5
150
1
100
50
0
0
25
50
75
100
125
150
0.5
0
V
R
, REVERSE VOLTAGE (V)
Fig. 3 Typical Capacitance vs. Reverse Voltage
T
A
, AMBIENT TEMPERATURE (°C)
Fig. 4 Power Derating Curve
Ordering Information
Device
(Note 5 and 6)
Packaging
SOT-26
Shipping
3000/Tape & Reel
MMBD4448HTM-7-F
Notes:
5. Product manufactured with Date Code 0609 (week 9, 2006) and newer are built with Green Molding Compound. Product manufactured prior to
Date Code 0609 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
6. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
KAD
Date Code Key
Year
Code
Month
Code
Jan
1
2002
N
Feb
2
2003
P
March
3
2004
R
Apr
4
KAD = Product Type Marking Code
YM = Date Code Marking
Y = Year ex: T = 2006
M = Month ex: 9 = September
YM
2005
S
May
5
2006
T
Jun
6
2007
U
Jul
7
2008
V
Aug
8
2009
W
Sep
9
2010
O
Oct
O
2011
N
Nov
N
2012
D
Dec
D
DS30302 Rev. 5 - 2
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MMBD4448HTM
IMPORTANT NOTICE
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further
notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product described herein; neither
does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall assume all risks of such use and will
agree to hold Diodes Incorporated and all the companies whose products are represented on our website, harmless against all damages.
LIFE SUPPORT
Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the
President of Diodes Incorporated.
DS30302 Rev. 5 - 2
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MMBD4448HTM
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