TLE4728G Datasheet, PDF (7/25 Pages) Infineon Technologies AG – 2-Phase Stepper-Motor Driver

TLE 4728 G
Characteristics (cont’d)
V_S = 6 to 16 V; T_j = – 40 to 130 °C
Parameter
Symbol
Limit Values
Unit Test Condition
min. typ. max.
Phase Current (V_S = 9 … 16 V)
Mode “no current”
I_Q
Voltage threshold of current
Comparator at R_sense in mode:
Hold
V_ch
Setpoint
V_cs
Accelerate
V_ca
–2 0
2
mA IX0 = H; IX1 = H
40 70 100 mV IX0 = L; IX1 = H
410 450 510 mV IX0 = H; IX1 = L
630 700 800 mV IX0 = L; IX1 = L
Logic Inputs (IX1; IX0; Phase X)
Threshold
V_I
Hysteresis
V_IHy
L-input current
I_IL
L-input current
I_IL
H-input current
I_IH
1.2 1.7 2.2
– 50 –
– 10 – 1 1
– 100 – 20 – 5
– 1 0 10
V–
mV –
µA V_I = 1.2 V
µA V_I = 0 V
µA V_I = 5 V
Error Outputs
Saturation voltage
Leakage current
V_ErrSat 50
I_ErrL
–
200 500 mV I_Err = 1 mA
–
10 µA V_Err = 25 V
Thermal Protection
Shutdown
Prealarm
Delta
T_jsd
140 150 160 °C I_{Q1, 2} = 0 A
T_jpa
120 130 140 °C V_Err = L
∆T_j
10 20 30 K ∆T_j = T_jsd – T_jpa
Data Sheet
7
2004-03-01