HA13631T Hitachi Semiconductor, HA13631T Datasheet - Page 17

• Manufacturer Part Number: HA13631T
• Description: CD-ROM Combo Driver
• Manufacturer: Hitachi Semiconductor

Note:
1. Specified by sum of the upper and lower saturation voltages.
2. See figure 1. Where,
3. See figure 2. Where, x = fcs, trk, sld, try.
4. If Vref < 1.5 V, 100% PWM duty control may not be possible.
5. Design guide only.
Dspn =
Dx =
Vxin
D
Vctl
D
100
100
50
0
0
X = fcs, trk, sld, try
Reverse
torque
Figure 1
Figure 2
Vdzctl
Vref
Vref
Vxin
Forward
torque
Vctl
D
D
Vctl(V)
Vxin
HA13631T
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