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
=25ºC 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
V
RRM
V
RMS
V
DC
I
O
I
FSM
R
θ-JA
R
θ-JL
T
J,
T
STG
Max. Recurrent Peak Reverse Voltage
Max. RMS Voltage
Max. DC Blocking Voltage
Max. Average Forward Output Rectified Current
@ TL=50°C
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)
T
A
=25°C
T
A
=125°C
(T
Ambient
=25ºC unless noted otherwise)
SMA4933
SMA4934
SMA4935
1.2
5.0
100
200
10
ns
pF
SMA4936
SMA4937
Units
V
V
F
I
R
T
rr
C
J
Notes:
µA
1. 8.3ms single half sine-wave superimposed on rated load (JEDEC Method)
2. Reverse recovery test condition: I
F
=1.0A,V
R
=30V,di/dt=50A/μs,and Irr=10% I
R
(max.)
for measurement of Trr
3. Measured at 1MHz and applied reverse voltage of 4.0VDC
Typical Characteristics
(T
Ambient
=25ºC 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 (ºC)
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 (µA)
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 REPRESENTAÇÕES DO BRASIL LTDA
RUA DOMINGOS DE MORAIS, 2777, 2.ANDAR, SALA 24 SAÚDE - SÃO 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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