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MMBD4448HTA-7-F

P1-P3P4-P4
MMBD4448HT /HTA /HTC /HTS
Document number: DS30263 Rev. 13 - 2
1 of 4
www.diodes.com
February 2011
© Diodes Incorporated
MMBD4448HT /HTA /HTC /HTS
SURFACE MOUNT FAST SWITCHING DIODE
Features
• Ultra-Small Surface Mount Package
• Fast Switching Speed
• For General Purpose Switching Applications
• High Conductance
• Lead Free/RoHS Compliant (Note 1)
• "Green" Device (Notes 2 and 3)
Mechanical Data
• Case: SOT-523
• Case Material: Molded Plastic, “Green” Molding Compound. UL
Flammability Classification Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020
• Terminals: Matte Tin Finish annealed over Alloy 42 leadframe
(Lead Free Plating). Solderable per MIL-STD-202, Method 208
• Polarity: See Diagrams Below
• Weight: 0.002 grams (approximate)
Ordering Information (Note 4)
Part Number Case Packaging
MMBD4448HT-7-F SOT-523 3000/Tape & Reel
MMBD4448HTA-7-F SOT-523 3000/Tape & Reel
MMBD4448HTC-7-F SOT-523 3000/Tape & Reel
MMBD4448HTS-7-F SOT-523 3000/Tape & Reel
Notes: 1. No purposefully added lead.
2. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com.
3. Product manufactured with Date Code UO (week 40, 2007) and newer are built with Green Molding Compound. Product manufactured prior to Date
Code UO are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
4. For packaging details, go to our website at http://www.diodes.com.
Marking Information
Date Code Key
Year 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015
Code M N P R S T U V W X Y Z A B C
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Code 1 2 3 4 5 6 7 8 9 O N D
MMBD4448HT Marking: A3 MMBD4448HTA Marking: A6
SOT-523
MMBD4448HTC Marking: A7 MMBD4448HTS Marking: AB
TOP VIEW
xx = Product Type Marking Code (See Page 1 Diagrams)
YM = Date Code Marking
Y = Year (ex: N = 2002)
M = Month (ex: 9 = September)
xx
Y
M
MMBD4448HT /HTA /HTC /HTS
Document number: DS30263 Rev. 13 - 2
2 of 4
www.diodes.com
February 2011
© Diodes Incorporated
MMBD4448HT /HTA /HTC /HTS
Maximum Ratings @T
A
= 25°C unless otherwise specified
Characteristic Symbol Value Unit
Non-Repetitive Peak Reverse Voltage
V
RM
100 V
Peak Repetitive 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 (Note 5)
I
FM
500 mA
Average Rectified Output Current (Note 5)
I
O
250 mA
Non-Repetitive Peak Forward Surge Current @ t = 1.0
μ
s
@ t = 1.0s
I
FSM
4.0
1.0
A
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 5)
P
D
150 mW
Thermal Resistance Junction to Ambient (Note 5)
R
θ
JA
833
°C/W
Operating and Storage Temperature Range
T
J
, T
STG
-65 to +150
°C
Electrical Characteristics @T
A
= 25°C unless otherwise specified
Characteristic Symbol Min Max Unit Test Condition
Reverse Breakdown Voltage (Note 6)
V
(
BR
)
R
80
⎯
V
I
R
= 2.5μA
Forward Voltage
V
F
0.62
⎯
⎯
⎯
0.72
0.855
1.0
1.25
V
I
F
= 5.0mA
I
F
= 10mA
I
F
= 100mA
I
F
= 150mA
Leakage Current (Note 6)
I
R
⎯
100
50
30
25
nA
μA
μA
nA
V
R
= 70V
V
R
= 75V, T
J
= 150°C
V
R
= 25V, T
J
= 150°C
V
R
= 20V
Total Capacitance
C
T
⎯
3.5 pF
V
R
= 6V, f = 1.0MHz
Reverse Recovery Time
t
r
r
⎯
4.0 ns
V
R
= 6V, I
F
= 5mA
Notes: 5. Device mounted on FR-4 PC board with recommended pad layout, which can be found on our website at http://www.diodes.com.
6. Short duration pulse test used to minimize self-heating effect.
0
50
100
150
200
250
0
120
16040 80
200
P
,
P
O
WE
R
DISSI
P
A
T
I
O
N
(mW)
D
T , AMBIENT TEMPERATURE ( C)
Fig. 1 Power Derating Curve, Total Package (Note 5)
A
°
10
100
1,000
1
0.1
0
1.61.20.4 0.8
I , INS
T
AN
T
ANE
O
U
S
F
O
R
WA
R
D
C
U
R
R
EN
T
(mA)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics, Per Element
F
MMBD4448HT /HTA /HTC /HTS
Document number: DS30263 Rev. 13 - 2
3 of 4
www.diodes.com
February 2011
© Diodes Incorporated
MMBD4448HT /HTA /HTC /HTS
0.1
1
10
100
1,000
10,000
0
20 40
60 80 100
V , REVERSE VOLTAGE (V)
Fig. 3 Typical Reverse Characteristics, Per Element
R
I, INS
T
AN
T
ANE
O
U
S
R
EVE
R
SE
C
U
R
R
EN
T
(nA)
R
0
0.5
1.0
2.5
2.0
1.5
3.0
01020 40
30
C
,
T
O
T
AL
C
A
P
A
C
I
T
A
N
C
E (p
F
)
T
V , DC REVERSE VOLTAGE (V)
Fig. 4 Total Capacitance vs. Reverse Voltage, Per Element
R
f = 1MHz
Package Outline Dimensions
Suggested Pad Layout
SOT-523
Dim Min Max Typ
A 0.15 0.30 0.22
B 0.75 0.85 0.80
C 1.45 1.75 1.60
D
⎯ ⎯
0.50
G 0.90 1.10 1.00
H 1.50 1.70 1.60
J 0.00 0.10 0.05
K 0.60 0.80 0.75
L 0.10 0.30 0.22
M 0.10 0.20 0.12
N 0.45 0.65 0.50
α
0° 8°
⎯
All Dimensions in mm
Dimensions Value (in mm)
Z 1.8
X 0.4
Y 0.51
C 1.3
E 0.7
X
E
Y
C
Z
A
M
J
L
D
B
C
H
K
G
N
P1-P3P4-P4

MMBD4448HTA-7-F

Mfr. #:
Buy MMBD4448HTA-7-F
Manufacturer:
Diodes Incorporated
Description:
Rectifiers 80V 150mW
Lifecycle:
New from this manufacturer.
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