TLE8102SG_12 Datasheet, PDF (18/34 Pages) Infineon Technologies AG – Smart Dual Channel Powertrain Switch

TLE 8102 SG
Smart Dual Channel Powertrain Switch
Electrical and Functional Description of Blocks
VDD
SPI
CHn
MUX
00
01
10
STn /
FAULT
OR
ISn
I_{IS n}
SGn
OLn
V_{DS (S G)}
V_{DS (OL)}
I
DS (S G)
I_{DS (P D)}
OR
gate control
under current
UCn
detection
Pn
OR
CLn
protective functions
Tn
current sense
OUTn
Figure 13 Block Diagram of Diagnostic Functions
GND
diagnosis.emf
Electrical Characteristics: Diagnostic Functions
V_DD = 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
Pos. Parameter
Symbol
Limit Values
Min. Typ. Max.
5.4.1
5.4.2
Open Load Detection Voltage
(Channel OFF)
Output Pull-down Current
(Channel OFF)
V_DS(OL)
I_PD(OL)
0.5 ×
V_DD
25
0.6 ×
V_DD
50
0.7 ×
V_DD
100
5.4.3
5.4.4
Fault Filtering Time
Overload switch off delay time
(only current limit 2)
t_d(fault)
50
T_d(off)
10
10
100 200
–
50
–
150
5.4.5
5.4.6
Short to Ground Detection Voltage V_DS(SHG)
Output Pull-up Current
(Channel OFF)
I_PU(SHG)
0.3 ×
V_DD
-50
0.4 ×
V_DD
-100
0.5 ×
V_DD
-150
5.4.7
Under Current Detection Threshold I_D(OL)
(Channel ON)
100 170 300
Unit
V
μA
μs
μs
V
μA
mA
Conditions
–
–
–
Slew rate 1
Slew rate 2
–
–
–
Data Sheet
18
V1.5, 2012-08-17