TLE7183QU Datasheet, PDF (23/28 Pages) Infineon Technologies AG – 3 Phase Driver IC Automotive Power

TLE7183QU
5.4
Phase Voltage Feedback
The TLE7183QU incorporates a fast conversion of the phase voltages to logic signals. The threshold values are proportional
to V_DH. The outputs are 5V push pull stages. If they are not used they can be left open.
5V
X_fb
-
S
+
40% VDH
SHx
R
VDH
+
-
60% VDH
3x voltage feedback
Figure 5 Block Diagram Phase Voltage Feedback
5.4.1 Electrical Characteristics
Electrical Characteristics - Phase Voltage Feedback
V_S = 5.5 to 20V, T_j = -40 to +150°C, f_PWM < 25kHz, all voltages with respect to ground, positive current flowing into pin
(unless otherwise specified)
Pos. Parameter
Symbol
Limit Values
Unit Conditions
Min. Typ. Max.
5.4.1
5.4.2
5.4.3
5.4.4
5.4.5
5.4.6
Low Level Threshold
V_ILfb
High Level Threshold
V_IHfb
High Level Output Voltage of X_fb
Low Level Output Voltage of X_fb
Propagation Delay Time incl. Rise or
Fall Time
Matching of Propagation Delay Time
V_OHfb
V_OLfb
t_PDfb
t_dPDfb
35
40
55
60
4.0
–
-0.1
–
–
–
–
–
45
% of VDH>5.5V
VDH V_SHX decreasing
65
% of VDH>5.5V
VDH V_SHX decreasing
5.2
V
I= -0.5mA
0.2
V
I= 0.5mA
110
ns
C_LOAD<100pF
30
ns
Data Sheet
23
Rev. 1.1, 2016-01-28