1N4728A Series
1 Watt DO-41 Hermetically
Sealed Glass Zener Voltage
Regulator Diodes
This is a complete series of 1 Watt Zener diode with limits and
excellent operating characteristics that reflect the superior capabilities
of silicon–oxide passivated junctions. All this in an axial–lead
hermetically sealed glass package that offers protection in all common
environmental conditions.
Specification Features:
http://onsemi.com
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Zener Voltage Range – 3.3 V to 91 V
ESD Rating of Class 3 (>16 KV) per Human Body Model
DO–41 (DO–204AL) Package
Double Slug Type Construction
Metallurgical Bonded Construction
Oxide Passivated Die
AXIAL LEAD
CASE 59–10
GLASS
Mechanical Characteristics:
CASE:
Double slug type, hermetically sealed glass
FINISH:
All external surfaces are corrosion resistant and leads are
L
1N
47
xxA
YWW
readily solderable
MAXIMUM LEAD TEMPERATURE FOR SOLDERING PURPOSES:
230°C, 1/16″ from the case for 10 seconds
POLARITY:
Cathode indicated by polarity band
MOUNTING POSITION:
Any
MAXIMUM RATINGS
Rating
Max. Steady State Power Dissipation
@ T
L
≤
50°C, Lead Length = 3/8″
Derated above 50°C
Operating and Storage
Temperature Range
Symbol
P
D
Value
1.0
6.67
T
J
, T
stg
– 65 to
+200
Unit
Watt
mW/°C
°C
L
= Assembly Location
1N47xxA = Device Code
Y
= Year
WW
= Work Week
Cathode
Anode
ORDERING INFORMATION
(Note 1.)
Device
1N47xxA
1N47xxARL
1N47xxARL2
1N47xxATA
1N47xxATA2
Package
Axial Lead
Axial Lead
Axial Lead
Axial Lead
Axial Lead
Shipping
2000 Units/Box
6000/Tape & Reel
6000/Tape & Reel
4000/Ammo Pack
4000/Ammo Pack
1. The “2” suffix refers to 26 mm tape spacing.
Devices listed in
bold, italic
are ON Semiconductor
Preferred
devices.
Preferred
devices are recommended
choices for future use and best overall value.
©
Semiconductor Components Industries, LLC, 2002
1
January, 2002 – Rev. 2
Publication Order Number:
1N4728A/D
ONSEMI [ ON SEMICONDUCTOR ]
