BAS521 Datasheet by Diodes Incorporated

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mDEs I n x n x u n x n v z n)t L"""°°G“” Features Mechanical Data 33: Weight. 0,0014 grams 1Approxxmate) $00523 |_| Ll Top View Dewce Schematic Ordering Information Pan Number Compliance Case Packaging 5A8521-7 Slandard $00523 SOOOITape 8. Reel (Note 5) EASSZW-fl Slandard $00523 10,000/Tape & Reel Marking Information Om 99 : Producl Type Marking Code
BAS521
HIGH VOLTAGE SWITCHING DIODE
Features
Fast Switching Speed: max. 50ns
High Reverse Breakdown Voltage: 300V
Low Leakage Current: 100nA at Room Temperature
Ultra-Small Plastic SMD Package
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
Mechanical Data
Case: SOD-523
Case Material: Molded Plastic, “Green” Molding Compound.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminal Connections: Cathode Bar
Terminals: FinishMatte Tin Annealed over Alloy 42 Leadframe.
Solderable per MIL-STD-202, Method 208
Weight: 0.0014 grams (Approximate)
Ordering Information (Note 4)
Part Number
Compliance
Case
Packaging
BAS521-7
Standard
SOD523
3000/Tape & Reel (Note 5)
BAS521-13
Standard
SOD523
10,000/Tape & Reel
Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant.
2. See https://www.diodes.com/quality/lead-free/ 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/.
5. Dispensed in every other cavity of the tape.
Marking Information
1
2
Device Schematic
99 = Product Type Marking Code
Bar Denotes Cathode Side
99
BAS521
Document number: DS32175 Rev. 6 - 2
1 of 5
www.diodes.com
August 2019
© Diodes Incorporated
Maximum Ratings Characteristic Symbol Value Unit Repetitive Peak Reverse Voltage vmr 300 v Working Peak Reverse Voltage DC Blocking Voliage Forward Current (Note 6) lF 250 mA Non-Repetitive Peak Forward Surge Current @ t : 1.0ps lFSM 4.5 A Repetitive Peak Forward Current (Note a) lFRM l A Thermal Characteristics Characteristic Symbol Value Unit Power Drssroalion (Note a) PD 325 mW Rm Operating and Storage Temperature Range Tr, Tm 455 to +150 °c Electrical Characteristics Characteristic ' Test Condition Reverse Breakdown Voltage (Note 7) IR = t A Forward Voltage . IF = 100mA SOV‘ TJ = +150"C Total Capacwance ,f: l OMHZ | = lR = 30mA Irr=0.l X IRr R = 1000 Om
BAS521
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 300 V
Forward Current (Note 6)
IF
250
mA
Non-Repetitive Peak Forward Surge Current @ t = 1.0µs
IFSM
4.5
A
Repetitive Peak Forward Current (Note 6)
IFRM
1
A
Thermal Characteristics
Characteristic
Symbol
Value
Unit
Power Dissipation (Note 6)
PD
325
mW
Thermal Resistance Junction to Ambient Air (Note 6)
RθJA
385
°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 7)
V(BR)R
300
V
IR = 100µA
Forward Voltage
VF
1.1
V
IF = 100mA
Reverse Current (Note 7) IR
50
150
100
nA
nA
µA
V
R
= 5V
VR = 250V
VR = 250V, TJ = +150°C
Total Capacitance
CT
5
pF
VR = 0, f = 1.0MHz
Reverse Recovery Time trr 50 ns IF = IR = 30mA,
Irr = 0.1 × IR, RL = 100
Notes: 6. Part mounted on FR-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com.
7. Short duration pulse test used to minimize self-heating effect.
BAS521
Document number: DS32175 Rev. 6 - 2
2 of 5
www.diodes.com
August 2019
© Diodes Incorporated
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BAS521
0125 175
350
100
200
0
T , AMBIENT TEMPERATURE ( C)
Fig. 1 Power Derating Curve, Total Package
A°
P , POWER DISSIPATION (mW)
D
25 100
50 75 150
50
150
250
300
Note 6
00.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics, Per Element
F
0.1
1
10
100
1,000
I , INSTANTANEOUS FORWARD CURRENT (mA)
F
0.1
1
10
100
1,000
10,000
100,000
050 100 150 200 250 300
V , INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 3 Typical Reverse Characteristics, Per Element
R
I , INSTANTANEOUS REVERSE CURRENT (nA)
R
T = - ºC
A
55
T = 25ºC
A
T = C
A
8
T = 125ºC
A
T = 150ºC
A
0
0.2
0.4
0.6
0.8
1.0
1.2
010 20 30 40
C , TOTAL CAPACITANCE (pF)
T
TA, AMBIENT TEMPERATURE (°C)
Fig 1. Power Derating Curve
VF, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig 2. Typical Forward Characteristics
VR, INSTANTANEOUS REVERSE VOLTAGE (V)
Fig 3. Typical Reverse Characteristics
VR, DC REVERSE VOLTAGE (V)
Fig 4. Total Capacitance vs. Reverse Voltage
BAS521
Document number: DS32175 Rev. 6 - 2
3 of 5
www.diodes.com
August 2019
© Diodes Incorporated
m5. BAS521 Package Outline Dimensions sonszs scam I | 1 Dim Min Max \ A 0.55 0.65 b 0.25 0.34 c 0.11 0.17 n 0.75 0.85 E 1.15 «25 He «55 «as L 0.10 0.30 All Dimensions in mm Suggested Pad Layout sonszs OED Dimensions Value (in mm) s 0.80 x 0.60 x1 2.00 v 0.70
BAS521
Package Outline Dimensions
Please see http://www.diodes.com/package-outlines.html for the latest version.
SOD523
R0.1
He
E
b
D
Ac
L
c
c
SOD523
Dim
Min
Max
A
0.55
0.65
b
0.26
0.34
c
0.11
0.17
D
0.75
0.85
E
1.15
1.25
He
1.55
1.65
L
0.10
0.30
All Dimensions in mm
Suggested Pad Layout
Please see http://www.diodes.com/package-outlines.html for the latest version.
SOD523
X1
Y
X
G
Dimensions
Value (in mm)
G
0.80
X
0.60
X1
2.00
Y
0.70
BAS521
Document number: DS32175 Rev. 6 - 2
4 of 5
www.diodes.com
August 2019
© Diodes Incorporated
BA8521 Om
BAS521
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 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 © 2019, Diodes Incorporated
www.diodes.com
BAS521
Document number: DS32175 Rev. 6 - 2
5 of 5
www.diodes.com
August 2019
© Diodes Incorporated

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