B140HW
1.0A SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
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Features
Mechanical Data
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Guard Ring Die Construction for Transient Protection
Low Leakage Current
Low Forward Voltage Drop
Lead Free By Design/RoHS Compliant (Note 3)
"Green Device" (Note 4)
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Case: SOD-123
Case Material: Molded Plastic, “Green” Molding Compound.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020D
Terminals: Finish ⎯ Matte Tin Finish annealed over Alloy 42
leadframe. Solderable per MIL-STD-202, Method 208
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Polarity: Cathode Band
Marking Information: See Page 3
Ordering Information: See Page 3
Weight: 0.01 grams (approximate)
Top View
Maximum Ratings @T = 25°C unless otherwise specified
A
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitance load, derate current by 20%.
Characteristic
Symbol
VRRM
VRWM
VR
Value
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
40
V
RMS Reverse Voltage
28
1.0
V
A
VR(RMS)
IF(AV)
Average Forward Current (See Figure 1)
Non-Repetitive Peak Forward Surge Current 8.3ms
single half sine-wave superimposed on rated load
Repetitive Peak Reverse Current
tp = 2μs square wave, f = 1KHz
Non-Repetitive Peak Reverse Current
16
0.5
1.0
A
A
A
IFSM
IRRM
IRSM
tp = 100μs square wave
Thermal Characteristics
Characteristic
Symbol
Value
350
410
Unit
Power Dissipation
(Note 2)
(Note 5)
mW
PD
Typical Thermal Resistance Junction to Ambient (Note 2)
(Note 5)
Operating and Storage Temperature Range
304
251
-65 to +125
°C/W
°C
Rθ
JA
TJ, TSTG
Electrical Characteristics @T = 25°C unless otherwise specified
A
Characteristic
Symbol
Min
Typ
Max
Unit
Test Condition
Reverse Breakdown Voltage (Note 1)
40
V
V(BR)R
⎯
⎯
IR = 40μA
IF = 1A, TJ = 25°C
IF = 1A, TJ = 100°C
VR = 5V, TJ = 25°C
VR = 40V, TJ = 25°C
VR = 40V, TA = 100°C
⎯
⎯
⎯
⎯
⎯
0.52
0.48
0.55
0.51
Forward Voltage
V
VF
⎯
⎯
0.2
10
40
5
μA
μA
mA
Leakage Current (Note 1)
IR
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.
4. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
5. Part mounted on polymide board with pad sizes 0.24" x 0.16".
6. Part mounting such that RθJA = 175°C/W.
1 of 3
www.diodes.com
May 2008
© Diodes Incorporated
B140HW
Document number: DS30670 Rev. 8 - 2