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HA13536F

Hitachi Semiconductor
Part Number HA13536F
Manufacturer Hitachi Semiconductor
Description Three-Phase Brushless DC Motor Driver IC
Published Mar 22, 2005
Detailed Description HA13536F Three-Phase Brushless DC Motor Driver IC ADE-207-111B (Z) 3rd Edition July 1996 Description The HA13536F is a ...
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HA13536F
HA13536F

Overview
HA13536F Three-Phase Brushless DC Motor Driver IC ADE-207-111B (Z) 3rd Edition July 1996 Description The HA13536F is a 3-phase brushless DC motor driver IC with digital speed control.
It is being developed for direct drive of the spindle motor of 5 V floppy disk drives with a height of 3/4" or less.
It has the following functions and features.
Functions • • • • • • 1.
0 A per phase, 3-phase drive circuit (current driver) Digital speed control circuit FG Amp Index circuit Current limiter circuit Over-temperature shutdown circuit (OTSD) Features • Low saturation voltage, typically 1.
15 V (at 0.
7 A) • Soft switching drive circuit • No need for an output snubber circuit HA13536F Pin Arrangement U phase – input U phase + input VCC V phase V phase W phase W phase + – + – input input input input 20 19 18 21 22 23 24 TAB TAB 17 16 15 14 13 12 11 TAB 10 9 8 7 Hall bias Bias – pin Bias + pin Bias output U phase output V phase output Current detection AGC Index + input Index – input FG + input 25 26 27 28 1 2 3 TAB 4 5 6 W phase output Phase compensation Charge pump output CLK input FG – input RPM SEL Index adjust (Top view) 2 Index Vreg Index output CE HA13536F Block Diagram VCC C102 25 R101 Hu R102 Hv 19 20 21 22 Hw 23 24 Hi 26 27 3 Rt1 Ct 4 Rt2 17 – 16 C104 15 CE 6 CLK 7 1 MHz 1.
6 V FG 60 ppr C103 TAB Note : Pin arrangement is preliminary specification.
28 1 FG Amp.
+ – Speed discriminator Charge pump Bias Vref2 u (+) u (-) v (+) v (-) w (+) w (-) (+) Control Amp.
(-) Index circuit OTSD – + Current limitter Vref1 9 5 Index output (Open collector) C106 11 W 10 Rnf Hall Amp Matrix U Output Amp V 13 C105 14 18 VCC 5V C101 12 + Buffer Amp.
2 8 C1 RPM select H: 360 rpm L: 300 rpm C2 R2 3 HA13536F Pin Function Pin Number Pin Name 1 2 3 4 5 6 7 8 9 10 11 FG (–) input RPMSEL Index adjustment Index Vreg Index output CE CLK input C-PUMP output Function FG Amp.
(–) input terminal Change terminal for motor rotation speed “L” → 300 rpm, “H” → 360 rpm Terminal to s...


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