ver.2010/09/03 NJW4308 3 phase blush less dc motor controller with lead angle package outline NJW4308v block diaglam feature ? supply voltage : 6.0v ~ 36v ? exciting angle : 15 0o ( adjustable ) ? lead angle control : 60o 32 ? pwm pre-driver : 100ma ? pwm control ? fg output ? forward / reverse detection ? pwm oscillation circuit ? hall bias circuit ? protection circuit : ilimit, uvlo, tsd, ld ? package : ssop-32 clock generator rotor position decode saw oscillator pwm logic h1 + h1 - ck1 osc v err gnd vh wh vc c ul vl wl 120o 150o control hb ck2 logic sel fr fg ilimit br vref 4bit a/d converter fr ct brake h2 + h2 - h3 + h3 - hall bias lock detect rst uh ts d uvlo vref 5bit a/d converter vla vea n.c. n.c. n.c. NJW4308
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