Voltage regulator diodes
Description
1N4728A to 1N4749A
Voltage regulator diodes
Rev.
02 — 30 October 2009
Product data sheet
1.
Product profile
1.
1 General description
Low voltage regulator diodes in hermetically sealed small SOD66 (DO-41) glass packages.
The series consists of 22 types with nominal working voltages from 3.
3 to 24 V.
1.
2 Features
I Total power dissipation: max.
≤ 1000 mW
I Working voltage range: nom.
3.
3 V to 24 V
I Tolerance series: ±5 %
I Small hermetically sealed glass package
1.
3 Applications
I Low voltage stabilizers
1.
4 Quick reference data
Table 1.
Symbol VF Ptot
Quick reference data Parameter forward voltage total power dissipation
Conditions IF = 200 mA
Min Typ Max Unit - - 1.
2 V - - 1000 mW
2.
Pinning information
Table 2.
Pin 1 2
Pinning Description cathode anode
[1] The marking band indicates the cathode.
Simplified outline
[1] ka
Graphic symbol
12 006aaa152
NXP Semiconductors
1N4728A to 1N4749A
Voltage regulator diodes
3.
Ordering information
4.
Marking
Table 3.
Ordering information
Type number
Package
Name
Description
1N4728A to 1N4749A[1]
-
hermetically sealed glass package; axial leaded; 2 leads
[1] The series consists of 22 types with nominal working voltages from 3.
3 V to 24 V.
Version SOD66
Table 4.
Marking codes Type number 1N4728A to 1N4749A
Marking code The diodes are type branded.
5.
Limiting values
Table 5.
Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter
Conditions
Min
IF forward current IZ working current
-
IZSM non-repetitive peak reverse current
Ptot
total power dissipation
Tamb = 50 °C
Tj junction temperature
Tstg storage temperature
-
−65 −65
Max 500 see Table 8 see Table 8 1000 +200 +200
Unit mA
mW °C °C
1N4728A_SER_2
Product data sheet
Rev.
02 — 30 October 2009
© NXP B.
V.
2009.
All rights reserved.
2 of 10
NXP Semiconductors
1N4728A to 1N4749A
Voltage regulator diodes
6.
Thermal characteristics
Table 6.
Symbol Rth(j-t)
Thermal characteristics
Paramet...
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