B250AF-B260AF
2.0A SCHOTTKY BARRIER RECTIFIER
Product Summary
B250AF/B260AF
V
RRM
(V)
50
60
I
O
(A)
2
2
V
F(MAX)
(V)
@ +25°
C
0.65
0.65
I
R(MAX)
(mA)
@ +25°
C
0.10
0.20
Features and Benefits
Reduced Low Forward Voltage Drop (V
F
); Better Efficiency and
Cooler Operation
Reduced High-Temperature Reverse Leakage; Increased
Reliability against Thermal Runaway Failure in High
Temperature Operation
Lead-Free Finish; RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
ADVANCEDPRODUCT
NEW PRODUCT
ADVANCE INFORMATION
NEW INFORMATION
Description and Applications
The Schottky rectifier providing low V
F
and excellent reverse leakage
stability at high temperatures, this device is ideal for use in general
rectification applications such as:
Boost Diode
Blocking Diode
Recirculating Diode
Mechanical Data
Case: SMAF
Case Material: Molded Plastic, “Green” Molding Compound. UL
Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminals: Finish - Matte Tin Annealed over Copper Leadframe.
Solderable per MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: 0.036 grams (Approximate)
SMAF
Top View
Ordering Information
(Note 4)
Part Number
B250AF-13
B260AF-13
Notes:
Case
SMAF
SMAF
Packaging
10,000/Tape & Reel
10,000/Tape & Reel
1. EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. All applicable RoHS exemptions applied.
2. See http://www.diodes.com/quality/lead_free.html 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 https://www.diodes.com/design/support/packaging/diodes-packaging/.
Marking Information
YWW
B2XXAF
B2XXAF = Product Type Marking Code, ex: B250AF
= Manufacturers’ Code Marking
YWW = Date Code Marking
Y = Last Digit of Year (ex: 7 for 2017)
WW = Week Code (01 to 53)
B250AF-B260AF
Document number: DS39508 Rev. 2 - 2
1 of 5
www.diodes.com
May 2017
© Diodes Incorporated
B250AF-B260AF
Maximum Ratings
(@T
A
= +25° unless otherwise specified.)
C,
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Average Rectified Output Current
Symbol
V
RRM
V
RWM
V
RM
I
O
I
FSM
B250AF
50
2
50
B260AF
60
Unit
V
A
A
ADVANCEDPRODUCT
NEW PRODUCT
ADVANCE INFORMATION
NEW INFORMATION
Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load
Thermal Characteristics
Characteristic
Typical Thermal Resistance Junction to Ambient (Note 5)
Typical Thermal Resistance Junction to Case (Note 5)
Operating and Storage Temperature Range
Symbol
R
θJA
R
θJC
T
J
, T
STG
Value
95
45
-55 to +150
Unit
°
C/W
°
C/W
°
C
Electrical Characteristics
(@T
A
= +25° unless otherwise specified.)
C,
Characteristic
Forward Voltage Drop
B250AF
B260AF
Symbol
V
F
Min
—
—
—
—
—
—
Typ
0.55
0.52
0.015
0.02
15
80
Max
0.65
—
0.10
0.20
—
—
Unit
V
Test Condition
I
F
= 2A, T
J
= +25°
C
I
F
= 2A, T
J
= +125°
C
V
R
= 50V, T
J
= +25°
C
V
R
= 60V, T
J
= +25°
C
V
R
= 60V, T
J
= +125°
C
V
R
= 4.0V, f = 1MHz
Leakage Current (Note 6)
Typical Capacitance
Notes:
I
R
C
T
mA
pF
5. Device mounted on FR-4 substrate, 0.4" x 0.5", 2oz, single-sided, PC boards with 0.2" x 0.25" copper pad.
6. Short duration pulse test used to minimize self-heating effect.
B250AF-B260AF
Document number: DS39508 Rev. 2 - 2
2 of 5
www.diodes.com
May 2017
© Diodes Incorporated
B250AF-B260AF
I
F
,INSTANTANEOUS FORWARD CURRENT (A)
10
I
R
,REVERSE LEAKAGE CURRENT (mA)
100
150°C
10
125°C
100°C
1
85°C
0.1
1
150°C
125°C
0.1
100°C
85°C
25°C
-55°C
0.01
0.0
0.2
0.4
0.6
0.8
ADVANCEDPRODUCT
NEW PRODUCT
ADVANCE INFORMATION
NEW INFORMATION
0.01
25°C
0.001
0
10
20
30
40
50
60
V
R
, REVERSE VOLTAGE (V)
Figure 2. Typical Reverse Characteristics
V
F
, INSTANTANEOUS FORWARD VOLTAGE (V)
Figure 1. Typical Forward Characteristics
10000
2.50
Note 5
C
T
, JUNCTION CAPACITANCE (pF)
I
F
, DC FORWARD CURRENT (A)
2.00
1000
1.50
1.00
100
0.50
10
0
10
20
30
40
50
60
REVERSE VOLTAGE (V)
Figure 3. Typical Junction Capacitance
0.00
25
50
75
100
125
150
T
A
, AMBIENT TEMPERATURE (℃)
Figure 4. DC Forward Current Derating
B250AF-B260AF
Document number: DS39508 Rev. 2 - 2
3 of 5
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May 2017
© Diodes Incorporated
B250AF-B260AF
Package Outline Dimensions
Please see http://www.diodes.com/package-outlines.html for the latest version.
SMAF
H
E
E
L
b
D
ADVANCEDPRODUCT
NEW PRODUCT
ADVANCE INFORMATION
NEW INFORMATION
A
c
SMAF
Dim
Min
Max
A
0.90
1.10
b
1.25
1.65
c
0.10
0.40
D
2.25
2.95
E
3.95
4.60
H
E
4.80
5.60
L
0.50
1.50
All Dimensions in mm
Suggested Pad Layout
Please see http://www.diodes.com/package-outlines.html for the latest version.
SMAF
X1
X
Y
G
C
Dimensions Value (in mm)
C
4.00
G
1.50
X
2.50
X1
6.50
Y
1.70
B250AF-B260AF
Document number: DS39508 Rev. 2 - 2
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May 2017
© Diodes Incorporated
B250AF-B260AF
IMPORTANT NOTICE
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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 products for any unintended or unauthorized 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 patents pending. Product names and markings
noted herein may also be covered by one or more United States, international or foreign trademarks.
This document is written in English but may be translated into multiple languages for reference. Only the English version of this document is the
final and determinative format released by Diodes Incorporated.
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 products and any
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 © 2017, Diodes Incorporated
www.diodes.com
ADVANCEDPRODUCT
NEW PRODUCT
ADVANCE INFORMATION
NEW INFORMATION
B250AF-B260AF
Document number: DS39508 Rev. 2 - 2
5 of 5
www.diodes.com
May 2017
© Diodes Incorporated
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