NJU7364 Single-phase DC Brushless Motor Driver IC GENERAL DESCRIPTION PACKAGE OUTLINE The NJU7364 is a single phase motor driver IC. It features a MOS FET motor driver, hall bias output, FG output and thermal shutdown circuit. The driver is capable of 700mA maximum output current and continuous current of 250mA. NJU7364RB1 FEATURES • Supply Voltage • Low Quiescent Current • Output Voltage • Hall Bias Terminal • FG Output • Thermal Shutdown Circuit • CMOS Technology • Package Outline VDD=2.0 to 5.5V IDD=1mA typ. VOM=±0.30V typ.@Io=±250mA TVSP8 BLOCK DIAGLAM PIN FUNCTION OUTB 1 8 GND 7 OUTA 6 VDD 5 FG + IN+ 2 HB 3 + Hall Bias PIN No. 1 2 3 4 5 6 7 8 PIN NAME OUTB IN+ HB INFG VDD OUTA GND TSD IN- 4 + -1- NJU7364 ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL Supply Voltage VDD Input Voltage VID Output Current (Peak) IOPEAK FG Output Current IFG FG Output Voltage VFG Power Dissipation Operating Temperature Junction Temperature Storage Temperature PD Topr Tjmax Tstg RATINGS +7 -0.3 to VDD 600 10 +7 Device itself (*1)Mounted on 2Layer Board -40 to +85 150 -50 to +150 (Ta=25°C) UNIT V V mA mA V 400 580 mW °C °C °C (*1) Mounted on EIA/JEDEC STD 2Layer Board RECOMMENDED OPERATING CONDITIONS PARAMETER SYMBOL Supply Voltage VDD Input Common mode VICM Voltage Range -2- TEST CONDITION - MIN. 2.0 TYP. 5 - 0.4 - (Ta=25°C) MAX. UNIT 5.5 V 4.0 V NJU7364 ELECTRICAL CHARACTERISTICS PARAMETER SYMBOL GENERAL Quiescent Current IDD Thermal shutdown operating TTSD temperature Thermal shutdown Hysteresis THYS HALL AMP BLOCK Input offset Voltage VIO Close-loop Gain AV OUTPUT BLOCK VOH Output Voltage VOL FGL Output Voltage VFG FGH Leak Current IFG-LEAK HALL BIAS BLOCK Hall Bias Voltage VHB TEST CONDITION (VDD=5V, Ta=25°C) MAX. UNIT MIN. TYP. IN+=4V, IN-=0.4V - 1.0 2.0 mA No-load - 180 - °C No-load - 50 - °C No-load No-load -10 - 44 10 - mV dB IO= -250mA IO=250mA IFG=3mA VFG=5V 4.55 - 4.7 0.3 - 0.45 0.3 5.0 V V V uA IHB= -5mA 1.1 1.3 1.5 V TRUTH TABLE IN+ H L INL H OUTA H L OUTB L H FG L (FET Output: ON) Z (FET Output: OFF) Ú Z : High-impedance -3- NJU7364 TYPICAL APPLICATION CIRCUIT FG IN- VDD HB OUTA IN+ GND OUTB Hall Element M POWER DISSIPATION vs. AMBIENT TEMPERATURE NJU7364RB1 PD vs. Ta (Topr=-40 to +85°C,Tj=150°C) Power Dissipation PD(mW) 800 700 Mounted on 2Layer Board(FR4 114.3×76.2×1.6mm) 600 500 Device itself 400 300 200 100 0 -50 -25 0 25 50 Ambient Temperature Ta(°C) -4- 75 100 NJU7364 TYPICAL CHARACTERISTICS IDD vs. VDD 2 VFG vs. Io 0.5 IN+=VDD IN+=VDD IN-=GND Ta=25degC IN-=GND Ta=25degC 0.4 0.3 VFG [V] IDD [mA] 1.5 1 0.2 0.5 0.1 0 0 1 2 3 4 5 6 7 VDD=2V VDD=5V 0 8 0 2 4 VDD [V] VOM vs. Io 1 6 8 10 Io [mA] VOM vs. Io 1 0.8 0.8 High-Side High-Side 0.6 VOM [V] VOM [V] 0.6 Low-Side 0.4 Low-Side 0.4 0.2 0.2 VDD=2V VDD=5V Ta=25degC 0 0 100 200 300 400 Io [mA] 500 600 700 800 Ta=25degC 0 0 100 200 300 400 500 600 Io [mA] -5- NJU7364 TYPICAL CHARACTERISTICS VHB vs. VDD 2 VHB vs. Io 1.8 IN+=VDD IN-=GND IHB=-5mA IN+=VDD IN-=GND Ta=25degC 1.7 Ta=25degC 1.6 1.5 VHB [V] VHB [V] 1.5 1 1.4 1.3 1.2 0.5 VDD=2V VDD=5V 1.1 1 0 0 1 2 3 4 5 6 7 0 8 20 40 VDD [V] VOM vs. TJ 0.5 60 80 100 Io [mA] VHB vs. TJ 1.6 1.5 0.4 High-Side 1.4 VDD=5V VHB [V] VOM [V] 0.3 Low-Side 0.2 VDD=2V 1.3 1.2 0.1 1.1 IN+=VDD VDD=5V Io=250mA 0 -50 0 50 TJ [degC] 100 150 200 IN-=GND 1 -50 0 50 100 150 200 TJ [degC] [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. -6-