TLD1211SJ_15 Datasheet, PDF (7/18 Pages) Infineon Technologies AG – LED Current of 2.5 A possible by using external Power Transistors

TLD1211SJ
LITIX ^TM Linear
Electrical Characteristics
Table 3
Electrical Characteristics (cont’d)
8 V < V_S < 28 V; - 40 °C < T_J < 150 °C, EN = 5 V; R₁, R₂ = open; all voltages with respect to ground;
positive current defined flowing into pin; unless otherwise specified
Pos. Parameter
Symbol
Values
Unit Note / Test Condition
4.3.15 Turn on time²⁾
4.3.16 Turn off time²⁾
t_EN,ON
t_EN,OFF
Min.
–
Typ.
–
Max.
65
μs
–
–
60
μs
I_out100% = 15mA, See
Figure 4; R₁ = 390 Ω;
R₂ = 10 Ω, See
Figure 2
I_out100% = 15mA; See
Figure 4; R₁ = 390 Ω;
R₂ = 10 Ω, See
Figure 2
1) Not subject to production test, based on temperature characterization
2) When using an external Boost transistor this time is reduced (See also Figure 16)
EN
Iout
80%
t_{EN, ON}
t_{EN ,OFF}
t
20%
Figure 4 Timing Diagram
t
TLD1211_Power_stage.emf
Data sheet
7
Rev. 1.0, 2015-02-19