B220/A - B260/A
Document number: DS13004 Rev. 19 - 2 1 of 4
www.diodes.com November 2011
© Diodes Incorporated
B220/A - B260/A
2.0A SURFACE MOUNT SCHOTT KY BA R RIER RE CTIFIER
Features
• Guard Ring Die Construction for Transient Protect ion
• Ideally Suited for Automated Assembly
• Low Power Loss, High Efficiency
• Surge Overload Rating to 50A Peak
• For Use in Low Voltage, High Frequency Inverters, Free
Wheeling, and Polarity Protection Application
• High Temperature Soldering: 260°C/10 Second at Terminal
• Lead Free Finish/RoHS Compliant (Note 1)
• Green Molding Compound (No Halogen and Antimony)
(Note 2)
• Qualified to AEC-Q101 Standards for High Reliability
Mechanical Data
• Case: SMA/SMB
• Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020
• Terminals: Lead Free Plating (Matte Tin Finish). Solderable per
MIL-STD-202, Method 208
• Polarity: Cathode Band or Cathode Notch
• Weight: SMA 0.064 grams (Approximate)
SMB 0.093 grams (Approximate)
Ordering Information (Note 3)
Part Number Qualification Case Packaging
B2xxA-13-F Commercial SMA 5000/Tape & Reel
B2xx-13-F Commercial SMB 3000/Tape & Reel
B250Q-13 Automotive SMB 3000/Tape & Reel
* x = Device type, e.g. B260A-13-F (SMA package); B240-13-F (SMB package).
Notes: 1. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions applied, see EU Directive 2002/95/EC Annex Notes.
2. Product manufactured with Data Code 0924 (week 24, 2009) and newer are built with Green Molding Compound.
3. For packaging details, go to our website at http://www.diodes.com.
Marking Information
Top View Bottom View
Green
B2X0A = Product type marking code, ex: B220A (SMA package)
B2X0 = Product type marking code, ex: B230 (SMB package)
= Manufacturers’ code marking
YWW = Date code marking
Y = Last digit of year (ex: 2 for 2002)
WW = Week code (01 to 53)
YWW
B2X0(A)
B220/A - B260/A
Document number: DS13004 Rev. 19 - 2 2 of 4
www.diodes.com November 2011
© Diodes Incorporated
B220/A - B260/A
Maximum Ratings @TA = 25°C unless otherwise specified
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitance load, derate current by 20%.
Characteristic Symbol B220/A B230/A B240/A B250/A B260/A Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR 20 30 40 50 60 V
RMS Reverse Voltage VR
(
RMS
)
14 21 28 35 42 V
Average Rectified Output Current @ TL = 100°C IO 2.0 A
Non-Repetitive Peak Forward Surge Current, 8.3ms
Single Half Sine-Wave Superimposed on Rated Load IFSM 50 A
Thermal Characteristics
Characteristic Symbol Value Unit
Typical Thermal Resistance, Junction to Lead SMA
SMB
RθJL 25
20 °C/W
Operating and Storage Temperature Range TJ, TSTG -65 to +150 °C
Electrical Characteristics @TA = 25°C unless otherwise specified
Characteristic Symbol Min Typ Max Unit Test Condition
Forward Voltage Drop B220/A, B230/A, B240/A
B250/A, B260/A VF - -
0.50
0.70 V IF = 2.0A, TA = 25°C
Leakage Current (Note 4) IR -
- -
- 0.5
20 mA @ Rated VR, TA = 25°C
@ Rated VR, TA = 100°C
Total Capacitance CT - - 200 pF
VR = 4V, f = 1MHz
Notes: 4. Short duration pulse test used to minimize self-heating effect.
0.01
0.1
1.0
10
00.2 0.4 0.6 0.8 1.0
I , INS
T
AN
T
ANE
O
U
S
F
O
R
WA
R
D
C
U
R
R
EN
T
(A)
F
V , INST ANTANEOUS FORW ARD VOLTAGE (V)
Fig. 1 T ypical Forward Characteristics
F
020406080100120140
I, I
N
S
T
A
N
T
A
N
E
O
U
S
R
EVE
R
SE
C
U
R
R
E
N
T
(mA)
R
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
Fig. 2 Typical Reverse Characteristics
100
10
1.0
0.1
0.01
0.001
B220/A - B260/A
Document number: DS13004 Rev. 19 - 2 3 of 4
www.diodes.com November 2011
© Diodes Incorporated
B220/A - B260/A
10
100
1,000
0.1 1 10 100
C
,
T
O
T
AL
C
A
P
A
C
I
T
AN
C
E (p
F
)
T
V , DC REVERSE VOL TAGE (V)
Fig. 3 Total Capacitance vs. Reverse Voltage
R
0
0.5
1.0
25 50 75 100 125 150
I, AVE
R
A
G
E
F
O
R
WA
R
D
C
U
R
R
E
N
T
(A)
F(AV)
T , TERMINAL TEMPERATURE (ºC)
Fig. 4 Forward Current Derating Curve
T
1.5
2.0
2.5
20
30
40
50
1612842420 3228 36 40
T
, DE
R
A
T
ED AMBI E
N
T
T
EM
P
E
R
A
T
U
R
E (°
C
)
A
V , DC REVERSE VOL TAGE (V)
Fig. 5 Op er at i ng Te m perat ure D er at ing (B240)
R
60
70
80
120
130
100
110
150
140
160
0
Note 5
90
0
10
20
30
40
50
110100
I,
P
EAK
F
O
R
WA
R
D S
U
R
G
E
C
U
R
R
EN
T
(A)
FSM
NUMBER OF CYCLES AT 60 Hz
Fig. 6 Max Non-Repetitive Peak Forward Surge Current
5. Device mounted on FR-4 PC board with minimum recommended pad layout pattern as per http://www.diodes.com/datasheets/ap02001.pdf.
Package Outline Dimensions
SMB
Dim Min Max
A 3.30 3.94
B 4.06 4.57
C 1.96 2.21
D 0.15 0.31
E 5.00 5.59
G 0.05 0.20
H 0.76 1.52
J 2.00 2.50
All Dimensions in mm
SMA
Dim Min Max
A 2.29 2.92
B 4.00 4.60
C 1.27 1.63
D 0.15 0.31
E 4.80 5.59
G 0.05 0.20
H 0.76 1.52
J 2.01 2.30
All Dimensions in mm
A
B
C
D
G
H
E
J
B220/A - B260/A
Document number: DS13004 Rev. 19 - 2 4 of 4
www.diodes.com November 2011
© Diodes Incorporated
B220/A - B260/A
Suggested Pad Layout
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 Cus tomer or user of this document or prod ucts 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 e xpress
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 © 2011, Diodes Incorporated
www.diodes.com
SMB
Dimensions Value (in mm)
Z 6.7
G 1.8
X 2.3
Y 2.5
C 4.3
SMA
Dimensions Value (in mm)
Z 6.5
G 1.5
X 1.7
Y 2.5
C 4.0
