TLE8104E Datasheet, PDF (11/27 Pages) Infineon Technologies AG – Smart Quad Channel Powertrain Switch

TLE8104E
Smart Quad Channel Powertrain Switch
Electrical and Functional Description of Blocks
5.3
Power Outputs
5.3.1 Electrical Characteristics
Electrical Characteristics: Power Outputs
V_S = 4.5 V to 5.5 V, T_j = -40 °C to +150 °C, (unless otherwise specified)
all voltages with respect to ground, positive current flowing into pin (unless for pin SO)
Pos. Parameter
Symbol
Limit Values
Unit
Min. Typ. Max.
5.3.1 ON Resistance
R_DS(ON) –
0.32 –
Ω
–
0.52 0.65 Ω
5.3.2
5.3.3
5.3.4
Output Clamping Voltage
Over load current limitation
Output Leakage Current
V_DS(AZ) 45
53
60
V
I_D(lim)
3
4.5
6
A
I_D(lkg)
–
–
10
µA
5.3.5 Turn-On Time
t_ON
–
5
–
5.3.6 Turn-Off Time
t_OFF
–
5
–
5.3.7
Over temperature shutdown
threshold¹⁾
T_j(OT)
170 –
5.3.8 Over temperature restart
hysteresis
∆T_j(OT)
–
10
1) Not subject to production test, specified by design.
10
µs
10
µs
200 °C
–
K
Conditions
T_J = 25 °C,
V_S = 5 V,
I_D = 1A
T_J = 150 °C,
V_S = 5 V,
I_D = 1A
output OFF
V_DS = 12 V
T_J = 150 °C,
V_DS = 35 V,
V_S = 5 V,
RESET = 0
I_D = 1 A,
resistive load
I_D = 1 A,
resistive load
<
–
5.3.2 Timing Diagrams
The power transistors are switched on and off with a dedicated slope either via the parallel inputs or by
the CHn_IN bits of the serial peripheral interface SPI. The switching times t_ON and t_OFF are designed equally. See
Figure 5 for details
CS _{SPI: ON}
t_ON
V_DS
80%
SPI: OFF
t_OFF
t
20%
Figure 5 Switching a Resistive Load
Data Sheet
11
V1.4, 2010-04-26