HA13571FR Datasheet, PDF (13/22 Pages) Hitachi Semiconductor – Combo (Spindle & VCM) Driver for HDD

HA13571FR
Absolute Maximum Ratings (Ta = 25°C)
Item
Symbol
Rating
Unit
Notes
Supply voltage +12V
Vcc12
–0.3 to 13.5
V
1
Supply voltage +5V
Vcc5
–0.3 to 6
V
1
Output voltage +12V (DC)
Vsdrv (DC)
–0.3 to 15
V
5
Output voltage +12V (PEAK)
Vsdrv (PEAK)
–2.0 to 17
V
5, 6
Output voltage +5V
Vout
–0.3 to 6
V
7
Output current spindle driver
Iospn (DC)
2.2
A
2
Output current VCM driver
Iovcm (DC)
1.5
A
2
Input voltage
Vi
–0.3 to Vcc5
V
3
Power dissipation
P_T
5
Junction temperature
Tj
160
W
4
°C
1
Storage temperature
Tstg
–55 to +125
°C
Notes: 1. Operating range are as follows.
Vcc12 = 10.8 to 13.2 V
VccA12 = 10.4 to 13.2 V
Vcc5 = 4.3 to 5.5 V
Tjopr = 0 to 130°C
2. Refer to ASO shown below. Operating locus must be within the ASO.
3. Applied to pin SCNTL1, SCNTL2, SCNTL3, SMODE, SIPWM, VPCNTL, VIPWML and VIPWMH.
4. Thermal resistance θj-a ≤ 25°C/W with 4 layer multi glass-epoxy board.
5. Applied to pin SDRVN, SDRVU, SDRVV, SDRVW, VCMN and VCMP.
6. PEAK time must be shorter than 1 ms.
7. Applied to pin PORN and TEMP.
Spindle Driver
2.2
2.0
1.0
t = 1ms
t = 10ms
t = 100ms
0.5
VCM Driver
2.0
1.0
t = 1ms
t = 10ms
0.5
t = 100ms
0.2
0.2
0.11
2
5
10 15 20
The voltage between Corrector and Emitter Vce (V)
0.11
2
5
10 15 20
The voltage between Corrector and Emitter Vce (V)
Figure 3 ASO
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