TLE4727 Datasheet, PDF (7/22 Pages) Siemens Semiconductor Group – 2-Phase Stepper-Motor Driver

TLE 4727
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 to 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
450 500 570 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
Low-input current
I_IL
Low-input current
I_IL
High-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 Output
Saturation voltage
Leakage current
V_ErrSat 50
I_ErrL
–
200 500 mV I_Err = 1 mA
–
10 µA V_Err = 25 V
Logic Supply Output
Output voltage
V_L
4.5 5
6
V T_j < 150 °C
1 mA < I_L < 5 mA
V_S = 6 to 45 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
Semiconductor Group
7
1998-12-16