BAS521LP
HIGH VOLTAGE SWITCHING DIODE
Features
Mechanical Data
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Fast Switching Speed: Maximum of 50 ns
High Reverse Breakdown Voltage: 325V
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Case: 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
Marking Information: See Page 2
Ordering Information: See Page 2
Weight: 0.0009 grams (approximate)
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
Lead, Halogen and Antimony Free, RoHS Compliant (Note 3)
"Green" Device (Note 4)
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Bottom View
Device Schematic
Maximum Ratings @TA = 25°C unless otherwise specified
Characteristic
Repetitive Peak Reverse Voltage
Symbol
VRRM
VRWM
VR
Value
325
Unit
V
Working Peak Reverse Voltage
DC Blocking Voltage
325
V
Forward Current (Note 2)
400
8.0
3.0
mA
A
IF
Non-Repetitive Peak Forward Surge Current @ t = 1.0μs
Repetitive Peak Forward Current @ t=8.3ms (Note 2)
IFSM
IFRM
A
Thermal Characteristics
Characteristic
Power Dissipation (Note 2)
Symbol
Value
400
Unit
mW
PD
Thermal Resistance Junction to Ambient Air (Note 2)
Operating and Storage Temperature Range
312
°C/W
°C
Rθ
JA
-65 to +150
TJ, TSTG
Electrical Characteristics @TA = 25°C unless otherwise specified
Characteristic
Reverse Breakdown Voltage (Note 1)
Symbol
V(BR)R
VF
Min
300
⎯
Max
⎯
1.1
Unit
V
V
Test Condition
IR = 100μA
IF = 100mA
Forward Voltage
V
V
R = 5V
R = 250V
nA
nA
μA
50
150
100
⎯
⎯
⎯
Reverse Current (Note 1)
IR
VR = 250V, TJ = 150°C
VR = 0, f = 1.0MHz
IF = IR = 30mA,
Total Capacitance
5
pF
CT
trr
⎯
⎯
Reverse Recovery Time
50
ns
Irr = 0.1 x IR, RL = 100Ω
Notes:
1. Short duration pulse test used to minimize self-heating effect.
2. Part mounted on FR-4 board with recommended pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf.
3. No purposefully added lead. Halogen and Antimony Free.
4. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
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www.diodes.com
September 2010
© Diodes Incorporated
BAS521LP
Document number: DS32176 Rev. 4 - 2