D9259 Shaoxing Silicore Technology, D9259 Datasheet
D9259
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D9259 Summary of contents
Page 1
... MOTOR DRIVER DESCRIPTION The D9259 is a monolithic integrated circuit, and suitable for 5-ch motor driver which drivers focus actuator, tracking actuator, sled motor, spindle motor and loading motor of CD system. FEATURE 1 phase, full-wave, linear DC motor driver. Built-in TSD (Thermal shutdown) circuit. Built-in 5V regulator (with an external PNP TR). ...
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... Sled output（+） I Sled input LD I Loading motor speed control - Supply voltage 1 - Supply voltage 2 I 2.5V bias REF I Tracking input 1(Adjustable) I Tracking input 2 O Tracking output 1（+） O Tracking output 2（-） - Ground 3 Driver output Loading motor speed control input D9259 2/10 ...
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... Do not exceed Pd and SOA. RECOMMENDED OPERATING CONDITION Characteristics Operating supply voltage SHAOXING SILICORE TECHNOLOGY CO.,LTD (Ta=25°C) Symbol Vcc MAX I OMAX P D Topr Tstg (Ta=25°C) Symbol Value Vcc 6~13.2 www. Silicore. com. cn CHMC D9259 Bias input Value Unit 1.7* W ℃ -25~+75 ℃ -55~+150 Unit V 3/10 ...
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... OM1 V -4.5 OM2 1.0 2.0 =opened） V 2.5 3 2.5 3 0.5 1.0 OCTL1 V 0.5 1.0 OCTL2 ∆V 300 RL1 ∆V 300 RL2 V -40 OO2 V -40 OO3 D9259 Max. Unit V/µs 3.8 V 3.8 V 1.5 V 1.5 V 700 mV 700 ...
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... Loading forward IL www. Silicore. com. cn CHMC SW13 Vcc 8 SW14 Vcc IL ~ 450 Vcc SW7 3 8 Vcc ~ SW8 3 D9259 2 2 SW10 Vcc SW11 Vcc Loading reverse 5/10 ...
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... SHAOXING SILICORE TECHNOLOGY CO.,LTD Sled Spindle Vcc 102 D9259 Vcc 5V out Mute Low:ON High:OFF Mute circuit Turn-off Turn-on www. Silicore. com. cn CHMC CONTROLLER Forward Reverse Control Loading Sled Motor Motor Spindle Motor D9259 6/10 ...
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... As shown in the above diagram, the difference ∆V，[V terminals of the motor. The direction of the motor is decided by the voltage difference, +∆V and -∆V. SHAOXING SILICORE TECHNOLOGY CO.,LTD R2=R3 +（1×R）]-[V REF1 www. Silicore. com. cn CHMC D9259 -（1 R）], is applied to the both REF1 7/10 ...
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... The level shift produces the current due to the difference between the input signal and the arbitrary reference signal. The current produced as +∆I and-∆I is fed into the driver buffer. Driver Buffer operates the power TR of the output stage according to the state of the input signal. SHAOXING SILICORE TECHNOLOGY CO.,LTD www. Silicore. com. cn CHMC D9259 8/10 ...
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... Connect a by-pass capacitor, 0.1µF between the supply voltage source. 9. Radiation fin is connecting to the internal GND of the package. Connect the fin to the external GND. ELECTRICAL CHARACTERISTICS CURVES SHAOXING SILICORE TECHNOLOGY CO.,LTD , then the direction of the motor in forward REF , then the direction of the motor in reverse REF www. Silicore. com. cn CHMC D9259 9/10 ...
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... Silicore SHAOXING SILICORE TECHNOLOGY CO.,LTD www. Silicore. com. cn CHMC D9259 10/10 ...