LB11985 Sanyo, LB11985 Datasheet
LB11985
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LB11985 Summary of contents
Page 1
... Independent IC Pdmax 3 76.1 114.3 1 With glass epoxy Topr Tstg Symbol Conditions Between Hall inputs HALL V With respect to the control system ground GSENSE Monolithic Digital IC LB11985H [LB11985H] 15.3 6.2 2 0.25 0.8 0.3 SANYO: HSOP28H Ratings 6 15.5 1.5 30 0.8 2.0 –20 to +75 –55 to +150 Ratings 4.5 to 5.5 ±20 to ±100 – ...
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... TSD operating temperature T-TSD ∆T-TSD TSD hysteresis Note *1 : The ratings are just the measured value with no margin afforded Items shown to be design target values in the conditions column are not measured. LB11985H = Conditions RL = ∞, VCTL = 0 V (quiescent mode) = 500 mA 0.5 Ω ...
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... V Allowable Power Dissipation 2.4 2.0 1.6 1.2 0.8 0.4 LB11985H Note the FR column, “H” indicates a voltage of 2. higher, and “L” indicates a voltage of 2. lower. (When For the Hall inputs, the input high state is defined to be the state where L the (+) input is higher than the corresponding (–) input by at least 0.02 V, ...
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... Pin Assignment Sample Application Circuit LB11985H LB11985H LB11985H Top view A12221 No. 6209-4/9 ...
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... Block Diagram Logarithmic conversion and differential distribution Synthesized output logarithmic compression block Hall input synthesis block (linear matrix) LB11985H Full-wave/half-wave switching No. 6209-5/9 ...
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... Note that the POWER pin and the SENSE pin must be connected together OUT V Coil output 7 OUT W 8 OUT Motor midpoint connection. 9 MCOM Half-wave drive is implemented by connecting the motor midpoint to this pin. LB11985H Description 20 20 Unit (resistance : Ω ) Equivalent circuit A13015 VS1 9 A13016 Continued on next page ...
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... Short braking control input. High: Short braking 19 BR Low: Normal motor drive Full-wave/half-wave control input. High: Half-wave drive 20 SL Low: Full-wave drive FG Schmitt amplifier output. 21 FGS LB11985H Description –. IN –. IN –. IN Unit (resistance : Ω, current : A ) Equivalent circuit 10 300 300 12 14 ...
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... Power supply for all circuits other than the IC internal output block 4 5 This voltage must be stabilized so that ripple and noise do not enter the IC. LB11985H Description (15/35 Unit (resistance : Ω, current : A ) Equivalent circuit V CC ...
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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 January, 2000. Specifications and information herein are subject to change without notice. LB11985H PS No.6209-9/9 ...