TLE7188F Datasheet, PDF (22/28 Pages) Infineon Technologies AG – 3-Phase Bridge Driver IC

TLE7188F
Shunt Signal Conditioning
5.3.1 Electrical Characteristics
Electrical Characteristics - Current sense signal conditioning
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.
5.3.1 Series resistors
R_S
5.3.2 Feedback resistor
R_fb
Limited by the output voltage
dynamic range
100 500 1000 Ω
–
2000 7500 –
Ω
–
5.3.3
5.3.4
Resistor ratio (gain ratio)
Steady state differential input
voltage range across VIN¹⁾
R_fb/RS
V_IN(ss)
5
–
-400 –
15
–
–
400 mV –
5.3.5 Input differential voltage (ISPx - V_IDR
ISNx)
-800 –
800 mV –
5.3.6
Input voltage (Both Inputs - GND) V_LL
(ISP - GND) or (ISN -GND)
-800 –
2000 mV –
5.3.7
Input voltage (Both Inputs - GND) V_LL
(ISP - GND) or (ISN -GND)
-800 –
1500 mV Vs=5.5V
5.3.8 Absolute input offset voltage of the V_IO
–
–
2
mV R_S=500Ω; V_CM=0V;
I-DC link OpAmp, including drift
V_O=1.65V;
over temperature range
V_RI=1.65V
5.3.9 Input offset voltage difference of V_IO
–
–
+/-1 mV R_S=500Ω; V_CM=0V;
the I-DC link OpAmps, including
V_O=1.65V;
drift over temperature range
V_RI=1.65V
5.3.10 Absolute input offset voltage of
V_IO
–
–
3
mV –
reference buffer
5.3.11 VRI input range
V_RI
5.3.12 Input bias current
I_IB
5.3.13 High level output voltage of VOx V_OH
1.2
–
-300 –
4.8
–
2.8
V
–
–
µA
V_CM=0V; V_O=open
5.2
V
I_OH=-2mA;
Vs=6V
5.3.14
5.3.15
5.3.16
5.3.17
5.3.18
5.3.19
Low level output voltage of VOx V_OL
Output voltage of VOx
V_OR
V_RI= 2.5V,
V_RI=1.65V,
Output short circuit current
I_SC
Differential input resistance²⁾
R_I
Common mode input capacitance²⁾ I_SC
Common mode rejection ratio at
DC
C_MRR
CMRR =
20*Log((Vout_diff/Vin_diff) *
(Vin_CM/Vout_CM))
-0.1 –
2.467 2.50
1.617 1.65
5
–
100 –
–
–
80
–
0.2
V
V
2.533
1.683
–
mA
–
kΩ
10
pF
–
db
I_OH=3mA
V_IN(SS)=0V;
Gain=15;
Tj=25°C
–
–
10kHz
–
Data Sheet
22
V2.1, 2007-06-20