BCR421UE6327 Datasheet, PDF (10/26 Pages) Infineon Technologies AG – LED Driver

BCR420U / BCR421U
Electrical Characteristics
Table 2-3 Electrical Characteristics at T_A = 25 °C, unless otherwise specified (cont’d)
Parameter
Symbol
Values
Unit Note / Test Condition
Min. Typ. Max.
Output current
BCR420U
BCR421U
Output current at R_ext = 5.1 Ω
BCR420U
BCR421U
Voltage drop (V_Rext)
I_out
V_drop
9
9
-
-
0.85
10
10
150
150
0.95
11
11
-
-
1.05
mA V_out = 1.4 V
V_EN = 24 V
V_EN = 3.3 V
V_out > 2.0 V
V_EN = 24 V
V_EN = 3.3 V
V
I_out = 10 mA
Table 2-4 DC Characteristics with stabilized LED load at T_A = 25 °C, unless otherwise specified
Parameter
Symbol
Values
Unit Note / Test Condition
Min. Typ. Max.
Lowest sufficient supply voltage overhead V_Smin -
Output current change versusT_A
BCR420U
∆I_out/I_out
-
BCR421U
-
Output current change versus V_S
BCR420U
BCR421U
∆I_out/I_out
-
-
1.4
-
-0.2
-
-0.2
-
1
-
1
-
V
%/K
%/V
I_out > 18 mA
V_out > 2.0 V
V_EN = 24 V
V_EN = 3.3 V
V_out > 2.0 V
V_EN = 24 V
V_EN = 3.3 V
Datasheet
10
Revision 2.0, 2012-05-04