ds32176

BAS521LP
HIGH VOLTAGE SWITCHING DIODE
Features
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Mechanical Data
Fast Switching Speed: Maximum of 50ns
High Reverse Breakdown Voltage: 325V
Low Leakage Current: Maximum of 50nA when VR = 5V or
Maximum of 150nA when VR = 250V at Room Temperature
Ultra Small Plastic SMD Package: 1.0mm x 0.6mm x 0.5mm
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. "Green" Device (Note 3)
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Case: X1-DFN1006-2
Case Material: Molded Plastic, “Green” Molding Compound.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminals: Finish - NiPdAu over Copper Leadframe.
Solderable per MIL-STD-202, Method 208 e4
Weight: 0.0009 grams (Approximate)
X1-DFN1006-2
2
1
Bottom View
Device Schematic
Ordering Information (Note 4)
Part Number
BAS521LP-7
BAS521LP-7B
Notes:
Case
X1-DFN1006-2
X1-DFN1006-2
Packaging
3,000/Tape & Reel
10,000/Tape & Reel
1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
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 http://www.diodes.com/products/packages.html.
Marking Information
BAS521LP-7
BAS521LP-7B
98
98
Top View
Dot Denotes
Cathode Side
Top View
Bar Denotes
Cathode Side
98 = Product Type Marking Code
OR
98
Top View
Bar Denotes
Cathode Side
BAS521LP
Document number: DS32176 Rev. 6 - 2
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April 2015
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BAS521LP
Maximum Ratings (@TA = +25°C, unless otherwise specified.)
Characteristic
Repetitive Peak Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Forward Current (Note 5)
Non-Repetitive Peak Forward Surge Current @ t = 1.0µs
Repetitive Peak Forward Current @ t=8.3ms (Note 5)
Symbol
VRRM
VRWM
VR
IF
IFSM
IFRM
Value
325
Unit
V
325
V
400
8.0
3.0
mA
A
A
Value
400
312
-65 to +150
Unit
mW
°C/W
°C
Thermal Characteristics
Characteristic
Power Dissipation (Note 5)
Thermal Resistance Junction to Ambient Air (Note 5)
Operating and Storage Temperature Range
Symbol
PD
RθJA
TJ, TSTG
Electrical Characteristics (@TA = +25°C, unless otherwise specified.)
Characteristic
Reverse Breakdown Voltage (Note 6)
Forward Voltage
Symbol
V(BR)R
VF
Min
300

Max

1.1
Unit
V
V

Reverse Current (Note 6)
IR


50
150
100
nA
nA
µA
Total Capacitance
CT

5
pF
Reverse Recovery Time
trr

50
ns
Notes:
Test Condition
IR = 100µA
IF = 100mA
VR = 5V
VR = 250V
VR = 250V, TJ = +150°C
VR = 0, f = 1.0MHz
IF = IR = 30mA,
Irr = 0.1 x IR, RL = 100Ω
5. Part mounted on FR-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com.
6. Short duration pulse test used to minimize self-heating effect.
Note 5
350
PD , PO WER DISSIPATION (mW)
IF, INSTANTANEOUS FORWARD CURRENT (mA)
400
300
250
200
150
100
50
0
0
25
50
75
100
125
150
TA, AMBIENT TEMPERATURE ( °C)
Fig. 1 Power Derating Curve
BAS521LP
Document number: DS32176 Rev. 6 - 2
1,000
175
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100
10
1
0.1
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
VF, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
April 2015
© Diodes Incorporated
100,000
1.2
TA = 150ºC
10,000
1.0
TA = 125ºC
1,000
CT, TOTAL CAPACITANCE (pF)
IR, INSTANTANEOUS REVERSE CURRENT (nA)
BAS521LP
TA = 8 5ºC
100
T A = 25ºC
10
TA = -55 ºC
1
0.1
0
50
100
150
200
250
300
VR, INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 3 Typical Reverse Characteristics
0.8
0.6
0.4
0.2
0
0
10
20
30
40
Package Outline Dimensions
Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for the latest version.
A
A1
D
R
E
b
L
X1-DFN1006-2
Dim
Min
Max
Typ
A
0.47
0.53
0.50
A1
0
0.05
0.03
b
0.45
0.55
0.50
D
0.95 1.075 1.00
E
0.55 0.675 0.60
e
0.40
L
0.20
0.30
0.25
R
0.05
0.15
0.10
All Dimensions in mm
e
Suggested Pad Layout
Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for the latest version.
X
X1
Dimensions
C
G
X
X1
Y
Y
Value (in mm)
0.70
0.30
0.40
1.10
0.70
G
C
BAS521LP
Document number: DS32176 Rev. 6 - 2
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April 2015
© Diodes Incorporated
BAS521LP
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 © 2015, Diodes Incorporated
www.diodes.com
BAS521LP
Document number: DS32176 Rev. 6 - 2
4 of 4
www.diodes.com
April 2015
© Diodes Incorporated