TLE4242G Datasheet, PDF (8/13 Pages) Infineon Technologies AG – Adjustable LED Driver

TLE 4242 G
Table 4
Electrical Characteristics
V_I = 13.5 V; R_REF = 0.47 Ω; V_PWM ≥ V_PWM,H; -40 °C < T_j < 150 °C; all voltages with respect
to ground; positive current defined flowing into pin; unless otherwise specified
Parameter
Symbol Limit Values Unit Test Condition
Min. Typ. Max.
Current consumption I_qOFF –
off mode
Current consumption I_qL
–
Output
0.1 2
12 22
µA PWM = L,
T_j < 85 °C
mA V_Q = 6.6 V
Output current
I_Q
Output current limit
Drop voltage
PWM Input
I_Qmax
V_dr
357 376 395 mA V_Q - V_REF1) = 6.6 V
168 177 185 mA V_Q - V_REF = 6.6 V;
R_REF = 1.0 Ω
431 454 476 mA V_Q - V_REF = 6.6 V;
R_REF = 0.39 Ω
357 376 395 mA 5.4 V ≤ V_Q - V_REF ≤ 7.8 V;
9 V ≤ V_I ≤ 16 V
–
600 –
mA R_REF = 0 Ω
–
0.35 0.7 V I_Q = 300 mA
PWM high level
PWM low level
PWM input current
high level
V_PWM,H 2.6
V_PWM,L –
I_PWM,H –
–
–
V–
–
0.7 V –
220 500 µA V_PWM = 5.0 V
PWM input current I_PWM,L -1
–
1
µA V_PWM = 0.0 V
low level
Turn on delay time t_PWM,ON 0
15 40 µs 70% of I_Qnom, see
Figure 4
Turn off delay time t_PWM,OFF 0
15 40 µs 30% of I_Qnom, see
Figure 4
Data Sheet
8
Rev. 1.0, 2004-01-01