LB1695 Sanyo Semiconductor Corporation, LB1695 Datasheet
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LB1695
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LB1695 Summary of contents
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... Ordering number : EN5678 Overview The LB1695 is a three-phase brushless motor driver IC that is optimal for DC fan motor drive in home appliances such as on-demand water heaters. Features • Three-phase brushless motor drive • 45-V voltage handling capacity, 2-A output current With a 20% wiring density on a glass-epoxy board 114.3 Ambient temperature, Ta – ...
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... Charge current Discharge current Charge start voltage Discharge start voltage Output current ignored time Output off time Note: *The items marked with an asterisk are design target values and are not tested. Pin Assignment LB1695 = Symbol Conditions I Forward rotation ...
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... R • The resistor connected to this pin determines the charge current for the pin C capacitor. LB1695 Output FG output F/R Source sink FG1 L OUT2 ...
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... Logic high is defined F/R 0.0 V min • Forward/reverse control V max CC 21 GND • Ground for all circuits other than the output block. The lowest potential of the output transistors will be the potential of the Rf pin. LB1695 Pin function + – > – > – > Equivalent circuit ...
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... The LB1695 combines the IN1, IN2, and IN3 inputs and then wave shapes the combined signal. The FG1 output has the same frequency as the Hall inputs, and the FG2 output has a frequency three times that of the Hall inputs. ...
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... This current limiter circuit output switching technique adopted in the LB1695 is much less susceptible to problems with ASO than are output limitation techniques in which the output is not operated at the saturated level. The output off time it determined by the charge time for the capacitor connected to the C pin ...
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... SANYO 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 June, 1997. Specifications and information herein are subject to change without notice. LB1695 I ) – (power dissipated in the motor coils) M ...