lb1667 Sanyo Semiconductor Corporation, lb1667 Datasheet
lb1667
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lb1667 Summary of contents
Page 1
... Built-in rotation detection function that outputs low when driven and high when stopped (LB1668/M) • FG signal function that sets FG high when IN- is low, and sets FG low when IN- is high (LB1667/M) • Motor lock protection and automatic recovery functions built in • Thermal shutdown function Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft’ ...
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... Amplifier input bias current RD output saturation voltage FG output saturation voltage C outflow current C discharge current Comparator input threshold voltage Thermal shutdown current operating temperature Thermal shutdown circuit hysteresis Note output: LB1668/M, FG output: LB1667/M LB1668, LB1668M, LB1667, LB1667M Symbol Conditions t ≤ max CC ...
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... Truth Table (LB1668, LB1668M) IN+ IN– C OUT1 OUT2 LB1668, LB1668M, LB1667, LB1667M Pin Assignments Top view No. 4944-3/8 ...
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... LB1668M Sample Application Circuits • 12-V power supply type • 24-V power supply type • Circuit for use when large output currents are required and heat dissipation is high. LB1668, LB1668M, LB1667, LB1667M No. 4944-4/8 ...
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... LB1667M Sample Application Circuits • 12-V power supply type • 24-V power supply type • Circuit for use when large output currents are required and heat dissipation is high. LB1668, LB1668M, LB1667, LB1667M No. 4944-5/8 ...
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... The RD pin (LB1668 open collector output and outputs a low level during drive and a high level when stopped. The FG pin (LB1667 open collector output and is switched between high and low by the drive phase. It goes to the high level when the motor is stopped. ...
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... TH turned on at this time.) These operations, i.e. items 2. and 3., are repeated with a ton:toff ratio of about 1:6 to protect the motor the lock is cleared at the point the capacitor voltage reaches V on. LB1668, LB1668M, LB1667, LB1667M . IN 2, motor rotation is started by turning the output TH 1. (Note that the output ...
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... LB1668, LB1668M, LB1667, LB1667M Specifications of any and all SANYO products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer’s products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer’ ...