tb62201afg TOSHIBA Semiconductor CORPORATION, tb62201afg Datasheet - Page 87

• Manufacturer Part Number: tb62201afg
• Description: Dual-stepping Motor Driver Ic For Oa Equipment Using Pwm Chopper Type
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Example of 1-2 Phase Drive Current (actual) Waveform
Example of 4W 1-2 Phase Drive Current (actual) Waveform
4→
4→
Ch4
Ch4
10.0 mV Ω
10.0 mV Ω
T
500 mA
M1.00 ms
M2.00 ms
500 mA
87
T
∆ : 170 Hz
@: 218 Hz
∆ : 102 Hz
@: 99 Hz
Ch4 ³
Ch4 ³
8.0 mV
4.4 mV
Test conditions
Test conditions
V M = 34 V
V DD = 5 V
V ref = 3.75 V
R RS = 0.5 Ω
Cosc = 1000 pF
Rosc = 2.2 k Ω
f chop = 95 kHz
37.5% MIXED DECAY mode
Ta = 25°C
Using 6.8 mH/5.7 Ω , 1.8-degree,
200-step motor
Using Toshiba test board100
V M = 24 V
V DD = 5 V
V ref = 2.8 V
R RS = 0.5 Ω
Cosc = 1000 pF
Rosc = 2.2 k Ω
f chop = 95 kHz
37.5% MIXED DECAY mode
Ta = 25°C
Using 6.8 mH/5.7 Ω , 1.8-degree,
200-step motor
Using Toshiba test board
TB62201AFG
2005-04-04