BCR420UW6 Datasheet, PDF (5/13 Pages) Diodes Incorporated – LINEAR LED CONSTANT CURRENT REGULATOR IN SOT26

BCR420UW6 / BCR421UW6
Typical Electrical Characteristics BCR421U (Cont.) (@TA = +25°C, unless otherwise specified.)
0.16
R=
EXT
6
0.12
R = 8
EXT
V = 3.3V
EN
R = 10
EXT
0.08
R = 15
EXT
0.04
R = 30
EXT
R = open
EXT
0.000 _{1 2 3 4 5 6 7 8 9 10 11 12}
V (V)
OUT
V vs I
OUT
OUT
0.16
0.14
0.12
0.10
-40^oC
V = 3.3V
EN
R = 6
EXT
25^oC
85^oC
0.08
0.06
0
2
4
6
8
10 12
V (V)
OUT
V vs I
OUT
OUT
0.02
0.01
-40^oC
V = 3.3V
EN
R = open
EXT
25^oC
85^oC
0.000
2
4
6
8
10 12
V (V)
OUT
V vs I
OUT
OUT
0.20
0.15
V = 5.4V
OUT
0.10
V = 1.4V
OUT
0.05
V = 3.3V
EN
0.001
10
100
R ()
EXT
R () vs I
EXT
OUT
0.06
0.05
-40^oC
0.04
0.03
0.02
0
25^oC
85^oC
V = 3.3V
EN
R = 20
EXT
2
4
6
8
10 12
V (V)
OUT
V vs I
OUT
OUT
0.15
V = 2V
OUT
0.10
R = 10
EXT
R = 30
EXT
0.05
R = 6
EXT
R = 8
EXT
R = 60
EXT
R = open
EXT
0.00
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
V (V)
EN
V vs I
EN
OUT
BCR420UW6 / BCR421UW6
Document number: DS37667 Rev. 4 - 2
5 of 13
www.diodes.com
June 2016
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