Diodes BAS20DW, BAS21DW User Manual

Features
Fast Switching Speed
Surface Mount Package Ideally Suited for Automated Insertion
High Reverse Breakdown Voltage
Low Leakage Current
Lead Free By Design/RoHS Compliant (Note 1)
"Green" Device (Notes 2 and 3)
Qualified to AEC-Q101 Standards for High Reliability
SOT363
Top View
BAS20DW-BAS21DW
SURFACE MOUNT HIGH VOLTAGE DUAL SWITCHING DIODE
Mechanical Data
Case: SOT363
Case Material: Molded Plastic, “Green” Molding Compound.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminal Connections: See Diagram
Terminals: Finish Matte Tin annealed over Alloy 42
leadframe. Solderable per MIL-STD-202, Method 208
Weight: 0.003 grams (approximate)
Top View
Internal Schematic
Ordering Information (Note 4)
Part Number Qualification Case Packaging
BAS20DW-7 Commercial SOT363 3,000/Tape & Reel
BAS20DW-13 Commercial SOT363 10,000/Tape & Reel
BAS20DWQ-13 Automotive SOT363 10,000/Tape & Reel
BAS21DW-7 Commercial SOT363 3,000/Tape & Reel
Notes: 1. No purposefully added lead.
Code UO are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
4. For packaging details, go to our website at http://www.diodes.com.
2. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com.
3. Product manufactured with Date Code UO (week 40, 2007) and newer are built with Green Molding Compound. Product manufactured prior to Date
Marking Information
Date Code Key
Year 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015
Code S T U V W X Y Z A B C
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
xxx YM
xxx YM
BAS20DW-BAS21DW
Document number: DS30617 Rev. 11 - 2
xxx = Product Type Marking Code: BAS20DW Marking: KT2 or KT3
BAS21DW Marking: KT3 YM = Date Code Marking Y = Year (ex: Y = 2011) M = Month (ex: 9 = September)
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© Diodes Incorporated
)
θ
j
P, P
O
R
PATIO
TANT
O
U
FORWARD CUR
RENT
Maximum Ratings @T
= 25°C unless otherwise specified
A
Characteristic Symbol BAS20DW BAS21DW Unit
Repetitive Peak Reverse Voltage Working Peak Reverse Voltage
DC Blocking Voltage RMS Reverse Voltage Forward Continuous Current Average Rectified Output Current Non-Repetitive Peak Forward Surge Current @ t = 1.0μs
@ t = 1.0s Repetitive Peak Forward Surge Current
Thermal Characteristics
Characteristic Symbol Value Unit
Power Dissipation (Note 5) Thermal Resistance Junction to Ambient Air (Note 5) Operating and Storage Temperature Range
V V
V
R(RMS
I
I
RRM RWM
V
I
FM
I
O
FSM
FRM
BAS20DW-BAS21DW
R
P
D
R
JA
T
, T
J
STG
200 250 V 150 200 V 106 141 V
400 mA 200 mA
2.5
0.5
A
625 mA
200 mW 625
-65 to +150
°C/W
°C
Electrical Characteristics @T
= 25°C unless otherwise specified
A
Characteristic Symbol Min Max Unit Test Condition
Reverse Breakdown Voltage (Note 6) BAS20DW BAS21DW
Forward Voltage Reverse Current
@ Rated DC Blocking Voltage (Note 6) Total Capacitance
Reverse Recovery Time
Notes: 5. Part mounted on FR-4 PC 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.
V
(BR)R
V
F
I
R
C
T
t
rr
200 250
1.0
1.25 100
15
5.0 pF 50 ns
V
IR = 100μA I
V
I
nA
T
μA
T VR = 0, f = 1.0MHz I I
= 100mA
F
= 200mA
F
= 25°C
j
= 100°C
= IR = 30mA,
F
= 0.1 x IR, RL = 100Ω
rr
250
1
(A)
200
N (mW )
0.1
150
DISSI WE
d
100
50
S
0.01
ANE
F
0
-50
050100150
T , AMBIENT TEMPERA TURE ( C)
A
°
Fig. 1 Derating Curve - Total
I, INS
0.001 0
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
0.40.2 0. 6
0.8 1.21.0
Fig. 2 Typical Forward Characteristics
1.4
BAS20DW-BAS21DW
Document number: DS30617 Rev. 11 - 2
2 of 4
www.diodes.com
November 2011
© Diodes Incorporated
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