Ordering number : ENA0662A LB11620T Monolithic Digital IC Brushless Motor Driver LB11620T Recommended Operating Ranges at Ta = 25C Parameter Symbol Conditions Ratings Unit Supply voltage range 1-1 V1-1 V pin 8 to 17 V CC CC Supply voltage range 1-2 V1-2 V pin, with V shorted to VREG 4.5 to 5.5 V CC CC CC Output current I UL, VL, WL, UH, VH, WH pins 25 mA O 5 V constant voltage output current IREG -30 mA HP pin voltage VHP 0 to 17 V HP pin output current IHP 0 to 15 mA RD pin voltage VRD 0 to 17 V RD pin output current IRD 0 to 15 mA Electrical Characteristics at Ta = 25C, V = 12V CC Ratings Parameter Symbol Conditions Unit min typ max Supply voltage 1 I1 12 16 mA CC 5V constant voltage output (VREG pin) Output voltage VREG 4.7 5.0 5.3 V Line regulation VREG1 V = 8 to 17V 40 100 mV CC Load regulation VREG2 I = -5 to -20mA 10 30 mV O Temperature coefficient VREG3 Design target 0 mV/C Low-voltage protection circuit (VREG pin) Operating voltage VSDL 3.5 3.7 3.9 V Clear voltage VSDH 3.95 4.15 4.35 V Hysteresis VSD 0.3 0.45 0.6 V Output Block Output voltage 1-1 V 1-1 Low level I = 400A 0.2 0.5 V OUT O Output voltage 1-2 V 1-2 Low level I = 10mA 0.9 1.2 V OUT O Output voltage 2 V 2 High level I = -20mA V -1.1 V-0.9 V OUT O CC CC Output leakage current Ileak 10 A O Hall Amplifier Block Input bias current IHB (HA) -2 -0.5 A Common-mode input voltage range 1 VICM1 When a Hall effect sensor is used 0.5 V-2.0 V CC Common-mode input voltage range 2 VICM2 For single-sided input bias 0 V V CC (Hall IC application) Hall input sensitivity 80 mVp-p Hysteresis V (HA) 15 24 40 mV IN Input voltage low high VSLH (HA) 5 12 20 mV Input voltage high low VSHL (HA) -20 -12 -5 mV PWM Oscillator (PWM pin) High-level output voltage V (PWM) 2.75 3.0 3.25 V OH Low-level output voltage V (PWM) 1.2 1.35 1.5 V OL External capacitor charge current ICHG VPWM = 2.1V -120 -90 -65 A Oscillator frequency f (PWM) C = 2000pF 22 kHz Amplitude V (PWM) 1.41.6 1.9 Vp-p Continued on next page No.A0662-2/11