TLD5085EJ_15 Datasheet, PDF (12/19 Pages) Infineon Technologies AG – 1.8A DC/DC Step-Down Converter

Infineon® LITIX™ Power
TLD5085EJ
Enable, Thermal Shutdown and PWM Dimming Function
Confidential
6.2
Electrical Characteristics Enable, Bias, Thermal Shutdown and PWM Dimming
V_s = 6 V to 40 V, Tj = -40°C to +150°C, all voltages with respect to ground (unless otherwise specified)
Table 6-1 Electrical Characteristics: Enable, Bias, Thermal Shutdown and PWM Dimming
Parameter
Symbol
Current
Consumption,
shut down mode
I_q,OFF
Current
I_q,ON
Consumption,
active mode
Current
I_q,ON
Consumption,
active mode
Enable high signal
valid
V_EN,hi
Enable low signal
valid
V_EN,lo
Enable hysteresis
Enable high input
current
V_EN,HY
I_EN,hi
Enable low input
I_EN,lo
current
PWMI high threshold
2)
V_PWMI,hi
Min.
–
–
–
3
–
50
–
–
3
Values
Typ. Max.
0.1
2
–
7
–
10
–
–
–
0.8
200
400
–
30
0.1
1
–
–
Unit
µA
mA
mA
V
Note or
Test Condition
V_EN = 0.8V;
T_j < 105°C; V_S =
16V¹⁾
V_EN = 5.0V; I_CC =
0mA;
V_S = 16V
V_EN = 5.0V; I_CC =
1.8A;
V_S = 16V¹⁾
Number
P_6.2.1
P_6.2.2
P_6.2.3
P_6.2.4
V
P_6.2.5
mV ¹⁾
µA
V_EN = 16V
µA
V_EN = 0.5V
P_6.2.6
P_6.2.7
P_6.2.8
V
P_6.2.9
PWMI low threshold _VPWMI,lo
–
PWMI turn-on delay _tPWM,ON
–
–
0.8
V
–
5
µs
3)
PWMI turn-off delay t_PWM,OFF
–
Over temperature T_j,sd
150
shutdown
–
5
175
190
µs
°C
1)
Over temperature T_{j,sd_hyst}
–
shutdown hysteresis
15
–
K
1)
1) Specified by design. Not subject to production test.
2)
3) At startup current flowing in C_BU1, recommended max. PWM frequency 1kHz@370kHz f_sw
P_6.2.10
P_6.2.11
P_6.2.12
P_6.2.13
P_6.2.14
Data Sheet
14
Revision 1.1
2015-03-10