TLE4728G Datasheet, PDF (14/25 Pages) Infineon Technologies AG – 2-Phase Stepper-Motor Driver

TLE 4728 G
Output Saturation Voltages V_sat
versus Output Current I_Q
2.0
V _sat
V
V _S = 14 V
T _j = 25 C
IED01831
1.5
V _satuC
1.0
V _satl
0.5
V _satuD
Forward Current I_F of Free-Wheeling Diodes
versus Forward Voltages V_F
1.0
IED01218
Ι_{F A}
0.8
V _Fl
V_Fu
0.6
T_j = 25 ˚C
0.4
0.2
0
0
0.2 0.4 0.6 A 0.8
Ι_Q
0
0
0.5
1.0 V 1.5
V_F
Typical Power Dissipation P_tot versus
Output Current I_Q (non stepping)
4
P _tot
W
L _{phase x} = 10 mH
R _{phase x} = 2 Ω
IED01832
3 ^C _OSC ^{= 2.2 nF}
T_C = 25 C
both phases active
2
V _S = 14 V
1
0
0
0.2 0.4 0.6 A 0.8
Ι_Q
Permissible Power Dissipation P_tot versus
Case Temp. T_C (measured at pin 5)
16
P _tot
W
IED01833
12
10
8
T_jmax =
6
150 C
120 C
4
2
0
-25 0 25
75 125 C 175
T_C
Data Sheet
14
2004-03-01