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MMBD4448HCQW /AQW /ADW /CDW /SDW /TW
SURFACE MOUNT FAST SWITCHING DIODE ARRAY
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Features
* * * * * * * Fast Switching Speed Ultra-Small Surface Mount Package For General Purpose Switching Applications High Conductance Lead Free/RoHS Compliant (Note 2) Qualified to AEC-Q101 Standards for High Reliability "Green" Device (Note 3 and 4)
Mechanical Data
* * * * * * * *
SOT-353/SOT-363
A1 C A2
C1 A C2
Case: SOT-353 or SOT-363 Case Material: Molded Plastic, "Green" Molding Compound. 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 Alloy 42 leadframe). Please see Ordering Information: Note 6, Page 3 Orientation: See Diagrams Below Marking Information: See Diagrams Below & Page 3 Weight: 0.006 grams (approximate)
A1
C2
C2
C1
A2
A2
AC
1
C2
A2
C1
C2
C3
A4
A3
C4
NC
C3
C1
C1
A2
A1
A1
C2
A1
C1
AC
2
A1
A2
A3
SOT-353 TOP VIEW
SOT-363 TOP VIEW
Marking: KA4 MMBD4448HCQW
Marking: KA5 MMBD4448HAQW
Marking: KA6 MMBD4448HADW
Marking: KA7 MMBD4448HCDW
Marking: KAB MMBD4448HSDW
Marking: KAA MMBD4448HTW
Maximum Ratings
@TA = 25C unless otherwise specified Symbol VRM VRRM VRWM VR VR(RMS) IFM IO @ t = 1.0s @ t = 1.0s IFSM Value 100 80 57 500 250 4.0 2.0 Unit V V V mA mA A
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
Thermal Characteristics
Characteristic Power Dissipation (Note 1) Thermal Resistant Junction to Ambient Air (Note 1) Operating and Storage Temperature Range
Notes:
Symbol Pd RJA Tj , TSTG
Value 200 625 -65 to +150
Unit mW C/W C
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. 3. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php. 4. 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.
MMBD4448HCQW /AQW /ADW /CDW /SDW /TW
Document number: DS30153 Rev. 16 - 2
1 of 4 www.diodes.com
December 2007
(c) Diodes Incorporated
MMBD4448HCQW /AQW /ADW /CDW /SDW /TW Electrical Characteristics
Characteristic Reverse Breakdown Voltage (Note 5) Forward Voltage @TA = 25C unless otherwise specified Symbol V(BR)R VF Min 80 0.62 Max 0.72 0.855 1.0 1.25 100 50 30 25 3.5 4.0 Unit V V Test Condition IR = 100A IF = 5.0mA IF = 10mA IF = 100mA IF = 150mA VR = 70V VR = 75V, Tj = 150C VR = 25V, Tj = 150C VR = 20V VR = 6V, f = 1.0MHz VR = 6V, IF = 5mA
Reverse Current (Note 5) Total Capacitance Reverse Recovery Time
Notes: 5. Short duration pulse test used to minimize self-heating effect.
IR CT trr
nA A A nA pF ns
IF, INSTANTANEOUS FORWARD CURRENT (mA)
1,000
10,000 IR, INSTANTANEOUS REVERSE CURRENT (nA)
T A = 125C
1,000
100
TA = 75C
100
10
10
T A = 25C
1
1
TA = 0C T A = -40C
0.1 0 0.4 0.8 1.2 1.6 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 1 Typical Forward Characteristics
0.1 0 20 40 60 80 100 VR, REVERSE VOLTAGE (V) Fig. 2 Typical Reverse Characteristics 250
3
CT, TOTAL CAPACITANCE (pF)
2
Pd, POWER DISSIPATION (mW)
2.5
200
150
1.5
100
1
50
0.5
0 0 10 20 40 30 VR, REVERSE VOLTAGE (V) Fig. 3 Typical Capacitance vs. Reverse Voltage
0 0 40 80 160 120 200 TA, AMBIENT TEMPERATURE (C) Fig. 4 Power Derating Curve, Total Package
MMBD4448HCQW /AQW /ADW /CDW /SDW /TW
Document number: DS30153 Rev. 16 - 2
2 of 4 www.diodes.com
December 2007
(c) Diodes Incorporated
MMBD4448HCQW /AQW /ADW /CDW /SDW /TW
2.5
Trr, REVERSE RECOVERY TIME (nS)
2.0
1.5
1.0
0.5
0
0
8 2 4 6 10 IF, FORWARD CURRENT (mA) Fig. 5 Reverse Recovery Time vs. Forward Current
Ordering Information
(Note 6) Case SOT-363 SOT-363 SOT-363 SOT-353 SOT-363 SOT-363 Packaging 3000/Tape & Reel 3000/Tape & Reel 3000/Tape & Reel 3000/Tape & Reel 3000/Tape & Reel 3000/Tape & Reel
Part Number MMBD4448HADW-7-F MMBD4448HAQW-7-F MMBD4448HCDW-7-F MMBD4448HCQW-7-F MMBD4448HSDW-7-F MMBD4448HTW-7-F
Notes:
6. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
KA4 = Product Type Marking Code, KA4 = MMBD4448HCQW YM = Date Code Marking Y = Year ex: N = 2002 M = Month ex: 9 = September KXX = Product Type Marking Code, ex. KA5 = MMBD4448HAQW KAA = MMBD4448HTW YM = Date Code Marking Y = Year ex: N = 2002 M = Month ex: 9 = September
YM
KA4
SOT-353
KXX
SOT-363
KXX YM
YM KXX
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 Date Code Key Year Code Month Code
2000 L Jan 1
2001 M Feb 2
2002 N Mar 3
2003 P Apr 4
2004 R May 5
2005 S Jun 6
2006 T
2007 U Jul 7
YM
2008 V Aug 8
2009 W Sep 9
2010 X Oct O
2111 Y Nov N
2012 Z Dec D
MMBD4448HCQW /AQW /ADW /CDW /SDW /TW
Document number: DS30153 Rev. 16 - 2
3 of 4 www.diodes.com
December 2007
(c) Diodes Incorporated
MMBD4448HCQW /AQW /ADW /CDW /SDW /TW Package Outline Dimensions
A
A
BC
H K M
J
D
F
L
SOT-353 Dim Min Max A 0.10 0.30 B 1.15 1.35 C 2.00 2.20 D 0.65 Nominal F 0.30 0.40 H 1.80 2.20 J 0.10 K 0.90 1.00 L 0.25 0.40 M 0.10 0.25 0 8 All Dimensions in mm
BC
H K M
J
D
F
L
SOT-363 Dim Min Max A 0.10 0.30 B 1.15 1.35 C 2.00 2.20 D 0.65 Nominal F 0.30 0.40 H 1.80 2.20 J 0.10 K 0.90 1.00 L 0.25 0.40 M 0.10 0.25 0 8 All Dimensions in mm
Suggested Pad Layout
E E
E E
Z
G
C
Y X
SOT-353 Dimensions Value (in mm) Z 2.5 G 1.3 X 0.42 Y 0.6 C 1.9 E 0.65
Z
G
C
Y X
SOT-363 Dimensions Value (in mm) Z 2.5 G 1.3 X 0.42 Y 0.6 C 1.9 E 0.65
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.
MMBD4448HCQW /AQW /ADW /CDW /SDW /TW
Document number: DS30153 Rev. 16 - 2
4 of 4 www.diodes.com
December 2007
(c) Diodes Incorporated

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