MMBD2004S
Document number: DS30281 Rev. 12 - 2 1 of 4
www.diodes.com August 2012
© Diodes Incorporated
MMBD2004S
HIGH VOLTAGE SURFACE MOUNT DU AL SWITCHING DIODE
Features
• Fast Switching Speed: Maximum of 50ns
• High Reverse Breakdown Voltage: 300V
• Low Leakage Current: Maximum of 100nA when VR = 240V at
Room Temperature
• Surface Mount Package Ideally Suited for Automated Insertion
• Dual Series Configuration
• Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
• Halogen and Antimony Free. “Green” Device (Note 3)
• Qualified to AEC-Q101 Standards for High Reliability
Mechanical Data
• Case: SOT23
• Case Material: Molded Plastic, “Green” Molding Compound. UL
Flammability Classification Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020D
• Terminals: Solderable per MIL-STD-202, Method 208
• Lead Free Plating (Matte Tin Finish annealed over Alloy 42
leadframe).
• Polarity: See Diagram
• Weight: 0.008 grams (approximate)
Ordering Information (Note 4)
Part Number Qualification Case Packaging
MMBD2004S-7-F Commercial SOT23 3000/Tape & Reel
MMBD2004SQ-7-F Automotive SOT23 3000/Tape & Reel
Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See http://www.diodes.com for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" and Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
4. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
Date Code Key
Year 2001 2002 2003 ….. 2012 2013 2014 2015 2016 2017 2018 2019
Code M N P ….. Z A B C D E F G
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
e3
SOT23
Internal Schematic
To
p
View
Kxx = Product Type Marking Code (KA9 or KAE)
YM = Date Code Marking
Y = Year ex: Z = 2012
M = Month ex: 9 = September
KXX
YM
MMBD2004S
Document number: DS30281 Rev. 12 - 2 2 of 4
www.diodes.com August 2012
© Diodes Incorporated
MMBD2004S
Maximum Ratings (@TA = +25°C, unless otherwise specified.)
Characteristic Symbol Value Unit
Repetitive Peak Reverse Voltage VRRM 300 V
Working Peak Reverse Voltage
DC Blocking Voltage VRWM
VR 240 V
RMS Reverse Voltage VR
(
RMS
)
170 V
Forward Continuous Current (Note 5) IFM 225 mA
Peak Repetitive Forward Current (Note 5) IFRM 625 mA
Non-Repetitive Peak Forward Surge Current @ t = 1.0µs
@ t = 1.0s IFSM 4.0
1.0 A
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 5) PD 350 mW
Thermal Resistance Junction to Ambient Air (Note 5) R
θ
JA 357 °C/W
Operating and Storage Temperature Range TJ , TSTG -65 to +150 °C
Electrical Characteristics (@TA = +25°C, unless otherwise specified.)
Characteristic Symbol Min Max Unit Test Condition
Reverse Breakdown Voltage (Note 6) V
(
BR
)
R 300 ⎯ V IR = 100µA
Forward Voltage VF ⎯ 0.87
1.0 V IF = 20mA
IF = 100mA
Reverse Current (Note 6) IR ⎯ 100 nA
µA VR = 240V
VR = 240V, TJ = +150°C
Total Capacitance CT ⎯ 5.0 pF VR = 0, f = 1.0MHz
Reverse Recovery Time trr ⎯ 50 ns IF = IR = 30mA,
Irr = 3.0mA, RL = 100Ω
Notes: 5. Part mounted on FR-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf.
6. Short duration pulse test used to minimize self-heating effect.
0120
8040 160 200
T , AMBIENT TEMPERA TURE (ºC)
Figure 1 Power Derating Curve, Total Package
A
P
,
P
O
WE
R
DISSI
P
A
T
I
O
N (mW)
D
0
100
200
300
400
500
0400 800 1,200 1,600 2,000
I, I
N
S
T
A
N
T
A
N
E
O
U
S
F
O
R
WA
R
D
C
U
R
R
E
N
T
(A)
F
m
V , IN STANTA NE O US F O RW ARD VOLTAGE (mV)
Fi gur e 2 Typic al For w a r d C haract e r i s t ics, P er El e m ent
F
100
1.0
10
0.1
0.01
1,000
MMBD2004S
Document number: DS30281 Rev. 12 - 2 3 of 4
www.diodes.com August 2012
© Diodes Incorporated
MMBD2004S
050 100 150 200 250 300 350
V , INSTANTANEOUS REVERSE VOL TAGE (V)
Figure 3 Typical Reverse Characteristics, Per Element
R
100
1.0
10
0.1
0.01
0.001
1,000
0.7
0.8
0.01 0.1 1.0 10 100
C
,
T
O
T
AL
C
A
P
A
C
I
T
AN
C
E (p
F
)
T
Figure 4 Total Capacitance vs. Reverse Voltage
Per Element
V , DC REVERSE VOLT AGE (V)
R
0.9
1.0
1.1
Package Outline Dimensions
Suggested Pad Layout
SOT23
Dim Min Max Typ
A 0.37 0.51 0.40
B 1.20 1.40 1.30
C 2.30 2.50 2.40
D 0.89 1.03 0.915
F 0.45 0.60 0.535
G 1.78 2.05 1.83
H 2.80 3.00 2.90
J 0.013 0.10 0.05
K 0.903 1.10 1.00
K1 - - 0.400
L 0.45 0.61 0.55
M 0.085 0.18 0.11
α 0° 8° -
All Dimensions in mm
Dimensions Value (in mm)
Z 2.9
X 0.8
Y 0.9
C 2.0
E 1.35
A
M
JL
D
F
BC
H
K
G
K1
XE
Y
C
Z
MMBD2004S
Document number: DS30281 Rev. 12 - 2 4 of 4
www.diodes.com August 2012
© Diodes Incorporated
MMBD2004S
IMPORTANT NOTICE
DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
(AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION).
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the
application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or
trademark rights, nor the rights of others. Any Customer or user of this document or products described herein 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 Diodes Incorporated
website, harmless against all damages.
Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel.
Should Customers purchase or use Diodes Incorporated p roducts for any unintended or una uthorized application, Customers shall indemnify and
hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or
indirectly, any claim of personal injury or death associated with such unintended or unauthorized application.
Products described herein may be covered by one or more United States, international or foreign p atents pending. Product names and markings
noted herein may also be covered by one or more United States, international or foreign trademarks.
LIFE SUPPORT
Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express
written approval of the Chief Executive Officer of Diodes Incorporated. As used herein:
A. Life support devices or systems are devices or systems which:
1. are intended to implant into the body, or
2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the
labeling can be reasonably expected to result in significant injury to the user.
B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the
failure of the life support device or to affect its safety or effectiveness.
Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and
acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their pro ducts and an y
use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related
information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its
representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems.
Copyright © 2012, Diodes Incorporated
www.diodes.com
