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SML4746A/51-E3

Description
DIODE 18 V, 1 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-214AC, PLASTIC, SMA, 2 PIN, Voltage Regulator Diode
CategoryDiscrete semiconductor    diode   
File Size29KB,3 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
Environmental Compliance  
Download Datasheet Parametric View All

SML4746A/51-E3 Overview

DIODE 18 V, 1 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-214AC, PLASTIC, SMA, 2 PIN, Voltage Regulator Diode

SML4746A/51-E3 Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
Parts packaging codeDO-214AC
package instructionR-PDSO-C2
Contacts2
Reach Compliance Codeunknown
ECCN codeEAR99
ConfigurationSINGLE
Diode component materialsSILICON
Diode typeZENER DIODE
JEDEC-95 codeDO-214AC
JESD-30 codeR-PDSO-C2
JESD-609 codee3
Humidity sensitivity level1
Number of components1
Number of terminals2
Maximum operating temperature150 °C
Package body materialPLASTIC/EPOXY
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Peak Reflow Temperature (Celsius)260
polarityUNIDIRECTIONAL
Maximum power dissipation1 W
Certification statusNot Qualified
Nominal reference voltage18 V
surface mountYES
technologyZENER
Terminal surfaceMATTE TIN
Terminal formC BEND
Terminal locationDUAL
Maximum time at peak reflow temperature40
Maximum voltage tolerance5%
Working test current14 mA
Base Number Matches1
SML4728 thru SML4764A
Vishay Semiconductors
formerly General Semiconductor
Surface Mount Zener Diodes
DO-214AC (SMA)
Cathode Band
0.065 (1.65)
0.049 (1.25)
0.110 (2.79)
0.100 (2.54)
ed e
end ang
Ext e R
tag
ol
V
0.066 MIN.
(1.68 MIN.)
Zener Voltage
3.3 to 100V
Power Dissipation
1.0W
Mounting Pad Layout
0.094 MAX.
(2.38 MAX.)
0.177 (4.50)
0.157 (3.99)
0.012 (0.305)
0.006 (0.152)
0.052 MIN.
(1.32 MIN.)
0.220
(5.58) REF
0.090 (2.29)
0.078 (1.98)
0.060 (1.52)
0.030 (0.76)
0.008 (0.203) MAX.
0.208 (5.28)
0.194 (4.93)
Dimensions in inches and (millimeters)
Mechanical Data
Case:
JEDEC DO-214AC molded plastic over
passivated junction
Terminals:
Solder plated, solderable per MIL-STD-
750, Method 2026
Polarity:
Color band denotes positive end (cathode)
Mounting Position:
Any
Weight:
0.002 ounce, 0.064 gram
Packaging Codes – Options (Antistatic):
SML4728 – SML4737A:
2P – 1.8K per 7” plastic Reel (12mm tape), 36K/carton
2Q – 7.5K per 13” plastic Reel (12mm tape), 75K/carton
SML4738 – SML4764A:
51 – 1K per Bulk box, 20K/carton
61 – 1.8K per 7” plastic Reel (12mm tape), 36K/carton
5A – 7.5K per 13” plastic Reel (12mm tape), 75K/carton
Features
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
• For surface mounted applications
• Low Zener impedance
• Low regulation factor
• High temperature soldering guaranteed:
250°C/10 seconds at terminals
Maximum Ratings and Thermal Characteristics
(T
Parameter
Power dissipation at T
L
= 75°C
Maximum Junction Temperature
Storage Temperature Range
Symbol
P
tot
T
J
T
S
C
= 25°C unless otherwise noted)
Value
1.0
150
–65 to +150
Unit
W
°C
°C
Document Number 88397
02-May-02
www.vishay.com
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