1N4728A to 1N4749A
NXP Semiconductors
Voltage regulator diodes
6. Thermal characteristics
Table 6.
Symbol
Rth(j-t)
Thermal characteristics
Parameter
Conditions
Min
Typ
Max Unit
110 K/W
thermal resistance from
junction to tie-point
lead length 4 mm
-
-
006aab843
3
10
R
th(j-t)
(K/W)
δ = 1
2
10
0.75
0.50
0.33
0.20
0.10
0.05
10
0.02
0.01
0
1
10
−1
2
3
4
5
1
10
10
10
10
10
t
(ms)
p
Fig 1. Thermal resistance from junction to tie-point as a function of pulse duration;
lead length 4 mm
7. Characteristics
Table 7.
Characteristics
Tj = 25 °C unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max Unit
1.2
VF
forward voltage
IF = 200 mA
-
-
V
1N4728A_SER_2
© NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 02 — 30 October 2009
3 of 10
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