Document Number: 88894 For technical questions within your region, please contact one of the following: www.vishay.com
Revision: 13-Oct-09 DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com 1
High-Current Density Surface Mount Schottky Rectifier
B230LA, B240A
Vishay General Semiconductor
New Product
FEATURES
• Low profile package
• Ideal for automated placement
• Guardring for overvoltage protection
• Low power losses, high efficiency
• Low forward voltage drop
• High surge capability
• Meets MSL level 1, per J-STD-020, LF maximum peak of
260 °C
• Compliant to RoHS directive 2002/95/EC and in
accordance to WEEE 2002/96/EC
TYPICAL APPLICATIONS
For use in low voltage, high frequency inverters,
freewheeling, dc-to-dc converters, and polarity protection
applications.
Note
• These devices are not AEC-Q101 qualified
MECHANICAL DATA
Case: DO-214AC (SMA)
Molding compound meets UL 94 V-0 flammability rating
Base P/N-E3 - RoHS compliant, commercial grade
Terminals: Matte tin plated leads, solderable per
J-STD-002 and JESD 22-B102
E3 suffix meets JESD 201 class 1A whisker test
Polarity: Color band denotes the cathode end
PRIMARY CHARACTERISTICS
IF(AV) 2.0 A
VRRM 30 V, 40 V
IFSM 50 A
VF0.50 V, 0.55 V
TJ max. 150 °C
DO-214AC (SMA)
MAXIMUM RATINGS (TA = 25 °C unless otherwise noted)
PARAMETER SYMBOL B230LA B240A UNIT
Device marking code B23 B24
Maximum repetitive peak reverse voltage VRRM 30 40 V
Maximum RMS voltage VRMS 21 28 V
Maximum DC blocking voltage VDC 30 40 V
Maximum average forward rectified current at TL (fig. 1) IF(AV) 2.0 A
Peak forward surge current 8.3 ms single half sine-wave
superimposed on rated load IFSM 50 A
Voltage rate of change (rated VR) dV/dt 10 000 V/μs
Operating junction and storage temperature range TJ, TSTG - 65 to + 150 °C
www.vishay.com For technical questions within your region, please contact one of the following: Document Number: 88894
2DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com Revision: 13-Oct-09
B230LA, B240A
Vishay General Semiconductor
New Product
Notes
(1) Pulse test: 300 μs pulse width, 1 % duty cycle
(2) Pulse test: Pulse width ≤ 40 ms
Note
(1) Aluminum substrate mounted
RATINGS AND CHARACTERISTICS CURVES
(TA = 25 °C unless otherwise noted)
Fig. 1 - Forward Current Derating Curve Fig. 2 - Maximum Non-Repetitive Peak Forward Surge Current
ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER TEST CONDITIONS SYMBOL B230LA B240A UNIT
Maximum instantaneous forward voltage 2.0 A TJ = 25 °C VF (1) 0.5 0.55 V
Maximum reverse current at rated VR TJ = 25 °C IR (2) 0.5 0.5 mA
THERMAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER SYMBOL B230LA B240A UNIT
Typical thermal resistance
RθJA (1) 110
°C/W
RθJL (1) 28
ORDERING INFORMATION (Example)
PREFERRED P/N UNIT WEIGHT (g) PREFERRED PACKAGE CODE BASE QUANTITY DELIVERY MODE
B230LA-E3/61T 0.064 61T 1800 7" diameter plastic tape and reel
B230LA-E3/5AT 0.064 5AT 7500 13" diameter plastic tape and reel
0
1.0
1.5
2.0
2.5
7550250 100 125 150
0.5
Average Forward Current (A)
Lead Temperature (°C)
B230LA
B240A
0
10
20
30
40
50
60
70
1100
10
Number of Cycles at 60 Hz
Peak Forward Surge Current (A)
Document Number: 88894 For technical questions within your region, please contact one of the following: www.vishay.com
Revision: 13-Oct-09 DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com 3
B230LA, B240A
Vishay General Semiconductor
New Product
Fig. 3 - Typical Instantaneous Forward Characteristics
Fig. 4 - Typical Reverse Characteristics
Fig. 5 - Typical Junction Capacitance
PACKAGE OUTLINE DIMENSIONS in inches (millimeters)
100
10
1
0.1
0.01
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Instantaneous Forward Voltage (V)
Instantaneous Forward Current (A)
T
J
= 125 °C
T
J
= 25 °C
B230LA
B240A
200
0.001
0.01
0.1
1
10
100
10040 60 80
Percent of Rated Peak Reverse Voltage (%)
Instantaneous Reverse Current (mA)
TJ = 150 °C
TJ = 125 °C
TJ = 25 °C
B230LA
B240A
100
1000
10
100101
Reverse Voltage (V)
Junction Capacitance (pF)
TJ = 25 °C
f = 1.0 MHz
Vsig = 50 mVp-p
B230LA
B240A
0.030 (0.76)
0.060 (1.52)
0.008 (0.203)
0.194 (4.93)
0.208 (5.28)
0.157 (3.99)
0.177 (4.50)
0.100 (2.54)
0.110 (2.79)
0.078 (1.98)
0.090 (2.29)
0.006 (0.152)
0.012 (0.305)
0.049 (1.25)
0.065 (1.65)
Cathode Band
0 (0)
DO-214AC (SMA)
Mounting Pad Layout
0.074 (1.88)
MAX.
0.208 (5.28)
REF.
0.066 (1.68)
MIN.
0.060 (1.52)
MIN.
Document Number: 91000 www.vishay.com
Revision: 11-Mar-11 1
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