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HA13557AFH |
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| Part Number | HA13557AFH |
| Manufacturer | Hitachi Semiconductor |
| Description | This COMBO Driver for HDD application consists of Sensorless Spindle Driver and BTL type VCM Driver. Bipolar Process is applied and a “Soft Switching Circuit” for less commutation noise and a “Booster... |
| Features |
• • • • Soft Switching Driver Small Surface Mount Package: FP-48T (QFP48 Pin) Low thermal resistance: 30°C/W with 4 layer multi glass-epoxy board Low output saturation voltage Spindle 1.44 V Typ (@1.8 A) VCM 1.0 V Typ (@1.0 A) Functions • • • • • • • • • • 2.2 A Max/3-phase motor driver 1.5 A Max BTL VCM Driver Auto retract Soft Switching Matrix Start up circuit Booster Speed Discriminator Internal Protector (OTSD, LVI) POR Power monitor HA13557AFH Pin Arrangement RS RETON RETPOW Vpsv LVI2 GND GND OPIN( –) VCTL OPIN(+) RESINH VREF1 42 41 40 39 38 37 36 COMPOUT 35 NC* 34 NC* 33 GAIN 32 VCM... |
| Document |
 HA13557AFH Data Sheet
PDF 120.27KB |
Similar Datasheet
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