TLD1125EL_15 Datasheet, PDF (32/36 Pages) Marl International Limited – Basic LED Driver

TLD1125EL
Power Stage
Electrical Characteristics Power Stage (cont’d)
Unless otherwise specified: V_S = 5.5 V to 18 V, T_j = -40 °C to +150 °C, V_OUT = 3.6 V, all voltages with respect to
ground, positive current flowing into pin for input pins (I), positive currents flowing out of the I/O and output pins
(O) (unless otherwise specified)
Pos. Parameter
Symbol
Limit Values
Unit Conditions
11.2.9 PWMI turn on time
t_ON(PWMI)
Min. Typ. Max.
–
–
15
µs
11.2.10 PWMI turn off time
t_OFF(PWMI)
–
–
10
µs
11.2.11 ST turn on time
t_ON(ST)
–
–
15
µs
11.2.12 ST turn off time
t_OFF(ST)
–
–
10
µs
11.2.13 IN_SET turn on time
t_{ON(IN_SET)}
–
–
15
µs
11.2.14 IN_SET turn off time
t_{OFF(IN_SET)} –
–
10
µs
11.2.15 VS turn on time
t_ON(VS)
–
–
20
µs
11.2.16 Current reduction
T_j(CRT)
–
140 –
°C
temperature threshold
11.2.17 Output current during
I_OUT(CRT)
85% of –
–
A
current reduction at high
(k_LT(typ)/
temperature
R_SET)
1) Not subject to production test, specified by design
2) see also Figure 8
3) see also Figure 18
4) see also Figure 6
2) _{VS = 13.5 V}
R_SET = 12 kΩ
PWMI → L
I_OUT = 80% of
(k_LT(typ)/R_SET)
2) _{VS = 13.5 V}
R_SET = 12 kΩ
PWMI → H
I_OUT = 20% of
(k_LT(typ)/R_SET)
3) _{VS = 13.5 V}
R_SET = 12 kΩ
ST → L
I_OUT = 80% of
(k_LT(typ)/R_SET)
3) _{VS = 13.5 V}
R_SET = 12 kΩ
ST → H
I_OUT = 20% of
(k_LT(typ)/R_SET)
V_S = 13.5 V
I_{IN_SET} = 0 → 100 µA
I_OUT = 80% of
(k_LT(typ)/R_SET)
V_S = 13.5 V
I_{IN_SET} = 100 → 0 µA
I_OUT = 20% of
(k_LT(typ)/R_SET)
1) 4) _{VEN = 5.5 V}
R_SET = 12 kΩ
V_S = 0 → 13.5 V
I_OUT = 80% of
(k_LT(typ)/R_SET)
1) _{IOUT = 95% of}
(k_LT(typ)/R_SET)
1) _{RSET = 12 kΩ}
T_j = 150 °C
Data Sheet
32
Rev. 1.0, 2013-08-08