器件资料摘要：
B330LA & B340A
Vishay Semiconductors
formerly General Semiconductor
Document Number 88896 www.vishay.com
15-Dec-03 1
High-Current Density Surface Mount Schottky Rectifier
Reverse Voltage 30 & 40V
Forward Current 3.0A
0.157 (3.99)
0.177 (4.50)
0.006 (0.152)
0.012 (0.305)
0.030 (0.76)
0.060 (1.52)
0.008 (0.203) MAX.
0.194 (4.93)
0.208 (5.28)
0.100 (2.54)
0.110 (2.79)
0.078 (1.98)
0.090 (2.29)
0.049 (1.25)
0.065 (1.65)
Cathode Band
Mounting Pad Layout
Maximum Ratings and Thermal Characteristics (TA = 25°C unless otherwise noted)
Parameter Symbol B330LA B340A Unit
Device marking code B33 B34 V
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 (See Fig. 1)
IF(AV) 3.0 A
Peak forward surge current 8.3ms single half
sine-wave superimposed on rated load (JEDEC Method)
IFSM 65 A
Typical thermal resistance
(2)
RΘJA 110
RΘJL 28
°C/W
Voltage rate of change (rated VR) dv/dt 10,000 V/µs
Operating junction temperature range TJ -65 to +150 °C
Storage temperature range TSTG -65 to +150 °C
Electrical Characteristics (TA = 25°C unless otherwise noted)
Parameter Symbol Max. Max. Unit
Maximum instantaneous
TJ=25°C VF 0.50 0.55 V
forward voltage at 3.0A
(1)
Maximum DC reverse current
TJ=25°C 0.5 0.5
at rated DC blocking voltage
(1)
IR mA
Notes: (1) Pulse test: 300µs pulse width, 1% duty cycle
(2) Aluminum substrate mounted
Features
• Low power loss, high efficiency
• Low profile surface mount package
• Built-in strain relief
• For use in low voltage high frequency inverters, free
wheeling, and polarity protection applications
• Guardring for overvoltage protection
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
Mechanical Data
Case: JEDEC DO-214AC molded plastic body
Terminals: Solder plated, solderable per
MIL-STD750, Method 2026
High temperature soldering guaranteed:
250°C/10 seconds at terminals
Polarity: Color band denotes cathode end
Weight: 0.002 ounce, 0.064 gram
Dimensions in inches
and (millimeters)
DO-214AC (SMA)
0.094 MAX.
(2.38 MAX.)
0.220
(5.58) REF
0.066 MIN.
(1.68 MIN.)
0.052 MIN.
(1.32 MIN.)
New Product
Vishay Semiconductors
formerly General Semiconductor
Document Number 88896 www.vishay.com
15-Dec-03 1
High-Current Density Surface Mount Schottky Rectifier
Reverse Voltage 30 & 40V
Forward Current 3.0A
0.157 (3.99)
0.177 (4.50)
0.006 (0.152)
0.012 (0.305)
0.030 (0.76)
0.060 (1.52)
0.008 (0.203) MAX.
0.194 (4.93)
0.208 (5.28)
0.100 (2.54)
0.110 (2.79)
0.078 (1.98)
0.090 (2.29)
0.049 (1.25)
0.065 (1.65)
Cathode Band
Mounting Pad Layout
Maximum Ratings and Thermal Characteristics (TA = 25°C unless otherwise noted)
Parameter Symbol B330LA B340A Unit
Device marking code B33 B34 V
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 (See Fig. 1)
IF(AV) 3.0 A
Peak forward surge current 8.3ms single half
sine-wave superimposed on rated load (JEDEC Method)
IFSM 65 A
Typical thermal resistance
(2)
RΘJA 110
RΘJL 28
°C/W
Voltage rate of change (rated VR) dv/dt 10,000 V/µs
Operating junction temperature range TJ -65 to +150 °C
Storage temperature range TSTG -65 to +150 °C
Electrical Characteristics (TA = 25°C unless otherwise noted)
Parameter Symbol Max. Max. Unit
Maximum instantaneous
TJ=25°C VF 0.50 0.55 V
forward voltage at 3.0A
(1)
Maximum DC reverse current
TJ=25°C 0.5 0.5
at rated DC blocking voltage
(1)
IR mA
Notes: (1) Pulse test: 300µs pulse width, 1% duty cycle
(2) Aluminum substrate mounted
Features
• Low power loss, high efficiency
• Low profile surface mount package
• Built-in strain relief
• For use in low voltage high frequency inverters, free
wheeling, and polarity protection applications
• Guardring for overvoltage protection
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
Mechanical Data
Case: JEDEC DO-214AC molded plastic body
Terminals: Solder plated, solderable per
MIL-STD750, Method 2026
High temperature soldering guaranteed:
250°C/10 seconds at terminals
Polarity: Color band denotes cathode end
Weight: 0.002 ounce, 0.064 gram
Dimensions in inches
and (millimeters)
DO-214AC (SMA)
0.094 MAX.
(2.38 MAX.)
0.220
(5.58) REF
0.066 MIN.
(1.68 MIN.)
0.052 MIN.
(1.32 MIN.)
New Product