la6575h Sanyo Semiconductor Corporation, la6575h Datasheet
la6575h
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la6575h Summary of contents
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... Ordering number : ENN7819 LA6575H Overview The LA6575H is a five-channel motor driver IC for MD and CD players with four BTL channels and one H bridge channel for the loading motor. It features a built- regulator circuit. Functions and Features • Four power amplifier channels plus one H bridge channel • ...
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... Voltage difference across the load (8 Ω). With the outputs in the saturated state. ∗3: When the MUTE pin is high, the outputs will be on, and when low, the outputs will be off (high-impedance state). ∗4: Design guarantee value Package Dimensions unit: mm 3234B SANYO : HSOP28HC (375mil) LA6575H Symbol Conditions All outputs on, FWD = REV = -ON CC ...
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... Note: • The center frame (FR) is used as the power system ground. Along with the signal system ground (S-GND), this level must be the lowest potential in the system. • The three power supply pins V – LA6575H Pin descriptions CC 1, and V 2 must be shorted together externally. ...
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... MUTE Mute ON/OFF each output MUTE: H output ON MUTE: L output OFF bridge outputs 5− O LA6575H Pin description Vref MUTE S-GND Equivalent circuit OUT − Continued on next page ...
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... In brake mode, the sink side transistors are on (short-circuit braking). The VLO+ and VLO− levels level essentially the same as the ground level. Relationship between the MUTE pin and the power supplies (V CH1 CH2 MUTE CH3 CH4 H Bridge LA6575H V O 5− Mode Open ∗1 OFF L Forward H Reverse Brake ∗ ...
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... O CH1.2.3 Power 11 kΩ LA6575H Thermal shutdown CH5 MUTE is as follows: High: Output ON Low: Output OFF CH4 22 kΩ 11 kΩ CH3 Signal system power − VREG (External PNPTrE) CH2 22 kΩ CH1 22 kΩ ...
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... Sample Application Circuit 1 2 LOADING M MOTOR 3 4 TRACKING COIL 5 6 FOCUS COIL SPINDLE M MOTOR 9 10 SLED M MOTOR LA6575H REV CC V 5− FWD S-GND MUTE 4− ...
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... SANYO Semiconductor believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of August, 2004. Specifications and information herein are subject to change without notice. LA6575H No.7819-8/8 ...