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1.0A Surface Mount Fast Recovery Rectifier SMA4933 - SMA4937 1.0A Surface Mount Fast Recovery Rectifier
Features
* * * * Low profile surface mounted package Fast recovery time for high efficiency Glass passivated junction Plastic package has underwriters laboratory flammability classification 94 V-0 * High temperature soldering: 250 C / 10 seconds at terminals * RoHS compliant
SMA
Mechanical Data
Case: Terminals: Polarity: Weight: JEDEC DO-214AC molded plastic Solder plated solderable per MIL-STD-750, Method 2026 cathode end indicated by color band 0.002 Ounce, 0.064 gram
Maximum Ratings
Symbol
(T Ambient=25C unless noted otherwise)
Parameter SMA4933 50 35 50 SMA4934 100 70 100 SMA4935 200 140 200 1.0 30 105 32 -55 to 150 SMA4936 400 280 400 SMA4937 600 420 600 Units V V
V
VRRM VRMS VDC IO IFSM R-JA R-JL TJ,TSTG
Max. Recurrent Peak Reverse Voltage Max. RMS Voltage Max. DC Blocking Voltage Max. Average Forward Output Rectified Current @ TL=50C Peak Forward Surge Current (Note 1) Max. Thermal Resistance Operating Junction and Storage Temperature Range
A A C/W C
TAITRON COMPONENTS INCORPORATED www.taitroncomponents.com
Tel: (800)-TAITRON Fax: (800)-TAITFAX (800)-824-8766 (800)-824-8329 (661)-257-6060 (661)-257-6415
Rev. A/AH 2007-12-18 Page 1 of 5
1.0A Surface Mount Fast Recovery Rectifier SMA4933 - SMA4937
Electrical Characteristics
Symbol Parameter Max. Instantaneous Forward Voltage Drop @IO=1.0A Maximum DC Reverse Current at Rated DC Blocking Voltage Max. Recovery Time (Note 2) Typical Junction Capacitance (Note 3) TA=25C TA=125C
(T Ambient=25C unless noted otherwise)
SMA4933 SMA4934 SMA4935 1.2 5.0 100 200 10 ns pF SMA4936 SMA4937 Units V
VF IR Trr CJ Notes:
A
1. 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) 2. Reverse recovery test condition: IF=1.0A,VR=30V,di/dt=50A/s,and Irr=10% IR (max.) for measurement of Trr 3. Measured at 1MHz and applied reverse voltage of 4.0VDC
Typical Characteristics (T Ambient=25C unless noted otherwise)
Fig.1- Forward Current Derating Curve Average Forward Current (A)
Fig. 2- Maximum Non-Repetitive Peak Forward Surge Current Peak Forward Surge Current (A)
Lead Temperature (C)
Number of Cycles at 60 Hz
Rev. A/AH 2007-12-18 www.taitroncomponents.com Page 2 of 5
1.0A Surface Mount Fast Recovery Rectifier SMA4933 - SMA4937
Fig.3- Typical Instantaneous Forward Characteristics Instantaneous Reverse Current (A) Instantaneous Forward Current (A) Fig.4- Typical Reverse Characteristics
Instantaneous Forward Voltage (V)
Percentage of Peak Reverse Voltage (%)
Fig.5- Typical Junction Capacitance
Junction Capacitance (pF)
Reverse Voltage (V)
Rev. A/AH 2007-12-18 www.taitroncomponents.com Page 3 of 5
1.0A Surface Mount Fast Recovery Rectifier SMA4933 - SMA4937
Dimensions in inch (mm)
SMA
Mounting Pad Layout in inch (mm)
Rev. A/AH 2007-12-18 www.taitroncomponents.com Page 4 of 5
1.0A Surface Mount Fast Recovery Rectifier SMA4933 - SMA4937
How to contact us:
US HEADQUARTERS
28040 WEST HARRISON PARKWAY, VALENCIA, CA 91355-4162 Tel: (800) TAITRON (800) 247-2232 (661) 257-6060 Fax: (800) TAITFAX (800) 824-8329 (661) 257-6415 Email: taitron@taitroncomponents.com Http://www.taitroncomponents.com
TAITRON COMPONENTS MEXICO, S.A .DE C.V.
BOULEVARD CENTRAL 5000 INTERIOR 5 PARQUE INDUSTRIAL ATITALAQUIA, HIDALGO C.P. 42970 MEXICO Tel: +52-55-5560-1519 Fax: +52-55-5560-2190
TAITRON COMPONENTS INCORPORATED REPRESENTACOES DO BRASIL LTDA
RUA DOMINGOS DE MORAIS, 2777, 2.ANDAR, SALA 24 SAUDE - SAO PAULO-SP 04035-001 BRAZIL Tel: +55-11-5574-7949 Fax: +55-11-5572-0052
TAITRON COMPONENTS INCORPORATED, SHANGHAI REPRESENTATIVE OFFICE
METROBANK PLAZA, 1160 WEST YAN' AN ROAD, SUITE 1503, SHANGHAI, 200052, CHINA Tel: +86-21-5424-9942 Fax: +86-21-5424-9931
Rev. A/AH 2007-12-18 www.taitroncomponents.com Page 5 of 5

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