Diodes B340LA, B340LB User Manual
Features
• Very Low Forward Voltage Drop
• Guard Ring Die Construction for Transient Protection
• Ideally Suited for Automated Assembly
• Low Power Loss, High Efficiency
• Surge Overload Rating to 70A Peak
• Lead Free Finish, RoHS Compliant (Note 1)
• Green Molding Compound (No Halogen and Antimony)
(Note 2)
Top View
Green
B340LA/B
3.0A LOW VF SCHOTTKY BARRIER RECTIFIER
Mechanical Data
• Case: SMA/SMB
• Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020
• Terminals: Lead Free Plating (Matte Tin Finish). Solderable per
MIL-STD-202, Method 208
• Polarity: Cathode Band or Cathode Notch
• Weight: SMA 0.064 grams (approximate)
SMB 0.093 grams (approximate)
Bottom View
Ordering Information (Note 3)
Part Number Case Packaging
B340LA-13-F SMA 5000/Tape & Reel
B340LB-13-F SMB 3000/Tape & Reel
Notes: 1. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions applied, see EU Directive 2002/95/EC Annex Notes
2. Product manufactured with Data Code 0924 (week 24, 2009) and newer are built with Green Molding Compound.
3. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
YWW
B340Lx
B340LA = Product type marking code, ex: B340LA (SMA package)
B340LB = Product type marking code, ex: B340LB (SMB package)
= Manufacturers’ code marking
YWW = Date code marking
Y = Last digit of year (ex: 2 for 2002)
WW = Week code (01 – 53)
B340LA/B
Document number: DS30240 Rev. 10 - 2
1 of 4
www.diodes.com
September 2010
© Diodes Incorporated
(BR)
θ
NST
N
T
NEO
US F
O
R
R
C
URR
N
T
TANT
O
U
R
R
CUR
RENT
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 Value Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
V
V
DC Blocking Voltage
Average Rectified Output Current (Note 4) TT = 90°C IO
Non-Repetitive Peak Forward Surge Current, single sine-wave
superimposed on rated load, 60Hz
I
Thermal Characteristics
Characteristic Symbol Value Unit
Operating and Storage Temperature Range
Electrical Characteristics @T
= 25°C unless otherwise specified
A
Characteristic Symbol Min Typ Max Unit Conditions
Reverse Breakdown Voltage (Note 5)
Forward Voltage Drop
Leakage Current (Note 5)
Total Capacitance
Thermal Resistance, Junction to Terminal
Notes: 4. When mounted on alumina substrate, 180° half sine wave.
5. Short duration pulse test used to minimize self-heating effect.
100
(A)
E
D
10
WA
T = 125ºC
A
1.0
A
T = 25ºC
A
A
V
V
F
I
R
C
T
R
JT
T
J, TSTG
R
⎯
RRM
RWM
V
R
FSM
(mA)
SE
EVE
S
ANE
40
⎯
⎯
⎯
⎯
1,000
100
1.0
0.1
0.310
10
⎯ ⎯
0.350
0.450
⎯
⎯
⎯
⎯
180
25
T = 125ºC
A
T = 100ºC
A
T = 25ºC
A
B340LA/B
40 V
3.0 A
70 A
-55 to +125 °C
V
IR = 2.0mA
= 1.0A
I
F
V
I
= 3.0A
150 uA
1.0
2.0
⎯
°C/W
⎯
F
V
= 15V
R
= 20V
V
mA
pF
R
V
= 40V
R
f = 1MHz, VR = 4.0VDC
⎯
T = 100ºC
F
I, I
0.1
0
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
Fig. 1 Typical Forward Characteristics
A
0.2 0.4 0.6
0.8
1.0
I, INS
R
0.01
0
V , INSTANTANEOUS REVERSE VOLT AGE (V)
R
10
20 30
Fig. 2 Typical Reverse Characteristics
40
B340LA/B
Document number: DS30240 Rev. 10 - 2
2 of 4
www.diodes.com
September 2010
© Diodes Incorporated
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