元器件交易网www.cecb2b.com
SSA33Land SSA34
New Product
Vishay Semiconductors
formerly General Semiconductor
High-Current Density Surface Mount Schottky Rectifier
DO-214AC (SMA)
Cathode BandReverse Voltage30 & 40V
Forward Current3.0A
0.065 (1.65)0.049 (1.25)0.110 (2.79)0.100 (2.54)Mounting Pad Layout
0.066 MIN.(1.68 MIN.)0.074 MAX.(1.88 MAX.)0.177 (4.50)0.157 (3.99)0.012 (0.305)0.006 (0.152)0.090 (2.29)0.078 (1.98)0.060 MIN.(1.52 MIN.)0.208(5.28) REFDimensions in inches and (millimeters)0.130 (3.30)0.106 (2.70)0.008 (0.2)0 (0)0.208 (5.28)0.194 (4.93)0.060 (1.52)0.030 (0.76)FeaturesMechanical 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 endWeight:0.002 ounce, 0.0 gram
A
• Low power loss, high efficiency
• Low profile surface mount package • Built-in strain relief
• For use in low voltage high frequency inverters, freewheeling, and polarity protection applications• Guardring for overvoltage protection
• Plastic package has Underwriters LaboratoryFlammability Classification 94V-0Parameter
Device marking code
Maximum repetitive peak reverse voltageMaximum RMS voltageMaximum DC blocking voltage
Maximum average forward rectified currentat TL(See Fig. 1)
Peak forward surge current 8.3ms single half
sine-wave superimposed on rated load (JEDEC Method)Typical thermal resistance(2)Voltage rate of change (rated VR)Operating junction temperature range Storage temperature range
Maximum Ratings and Thermal Characteristics(T
SymbolVRRMVRMSVDCIF(AV)IFSMRΘJARΘJLdv/dtTJTSTG
A
= 25°C unless otherwise noted)
SSA33L33L302130
3.0751102810,000-65 to +150 -65 to +150
SSA34S34402840
UnitVVVVAA°C/WV/µs°C°C
Electrical Characteristics (T
Parameter
Maximum instantaneous forward voltage at 3.0A(1)
Maximum DC reverse currentat rated DC blocking voltage (1)
Notes: (1) Pulse test: 300µs pulse width, 1% duty cycle
(2) Aluminum substrate mounted
= 25°C unless otherwise noted)
Symbol
TJ=25°CTJ=125°CTJ=25°CTJ=125°C
VFIR
Typ.0.430.34–20
Max.0.450.380.535
Typ.0.460.38–17
Max.0.490.420.230
UnitVmA
Document Number 8888316-Jun-04www.vishay.com
1
元器件交易网www.cecb2b.com
SSA33Land SSA34
Vishay Semiconductors
formerly General Semiconductor
Ratings and
Characteristic Curves(TA= 25°C unless otherwise noted)
Fig. 1 – Forward Current
Derating Curve
3.53.02.52.01.51.00.50
SSA33LSSA34025507510012515080Fig. 2 – Maximum Non-Repetitive Peak Forward Surge Current
Peak Forward Surge Current (A)Average Forward Current (A)6040200110100Lead Temperature (°C)Number of Cycles at 60 HZFig. 3 – Typical Instantaneous Forward Characteristics100
100Fig. 4 – Typical Reverse CharacteristicsInstantaneous Reverse Current (mA)TJ = 150°C10TJ = 125°C1Instantaneous Forward Current (A)10TJ = 150°C1
TJ = 25°C0.1SSA33LSSA34TJ = 25°C0.1
SSA33LSSA340.6
0.8
1.0
0.01TJ = 125°C0.01
0
0.2
0.4
0.0010
20
40
60
80
100
Instantaneous Forward Voltage (V)Percent of Rated Peak Reverse Voltage (%)
Fig. 5 – Typical Junction
Capacitance
1000
TJ = 25°Cf = 1.0 MHZVsig = 50mVp-ppF - Junction Capacitance100
101
SSA33LSSA3410
100
Reverse Voltage (V)
www.vishay.com2
Document Number 88883
16-Jun-04
