NJM2624A
BRUSH LESS DC MOTOR PRE-DRIVER
sGENERAL DESRIPTION The NJM2624A is a 3-phase brushless DC motor pre-driver which requires external power-transistors suited to drive current of the motor. The Run Enable function is used as PWM control besides of ON/OFF switched function.
sPACHAGE OUTLINE
NJM2624AD
NJM2624AM
sFEATURES qOperating Voltage qLow Operating Current qRun Enable qForward or Reverse Direction qOutput Switch Current qBipolar Technology qPackage Outline
NJM2624AV (V+=4.5V to 1.
BRUSH LESS DC MOTOR PRE-DRIVER
NJM2624A
BRUSH LESS DC MOTOR PRE-DRIVER
sGENERAL DESRIPTION The NJM2624A is a 3-phase brushless DC motor pre-driver which requires external power-transistors suited to drive current of the motor. The Run Enable function is used as PWM control besides of ON/OFF switched function.
sPACHAGE OUTLINE
NJM2624AD
NJM2624AM
sFEATURES qOperating Voltage qLow Operating Current qRun Enable qForward or Reverse Direction qOutput Switch Current qBipolar Technology qPackage Outline
NJM2624AV (V+=4.5V to 18V) (10mA max.)
(90mA typ.) DIP16, DMP16, SSOP16
sPIN CONFIGRATION
1 2 3 4 5 6 7 8
16 15 14 13 12 11 10 9
PIN FUNCTION 1.H12.H1+ 3.H2+ 4.H25.H36.H3+ 7.FR 8.V+ 9.GND 10.ON/OFF 11.OUT1 12.OUT3 13.OUT5 14.OUT6 15.OUT4 16.OUT2
Ver 1.0 - 1 -
NJM2624A
sBLOCK DIAGRAM
Forward or Reverse 7 ON/OFF 10
Hall Amp 1 H1+ 2 H11 Hall Amp 2 H2+ 3 H24 Hall Amp 3 H3+ 6 H35
Pre-Driver 1 11 16 Pre-Driver 2 OUT1 OUT2
ENCODER
12 15 Pre-Driver 3 13 14
OUT3 OUT4
OUT5 OUT6
8 + V
9 GND
sABSOLUTE MAXIMUM RATINGS (Ta=25°C) PARAMETER SYMBOL Supply Voltage V+ Output Current IO Power Dissipation PD Operating Temperature Range Storage Temperature Range Topr Tstg
RATINGS 20 100 (DIP16) 700 (DMP16) 350 (SSOP16) 300 -25 ∼ +85 -40 ∼ +150
UNIT V mA mW °C °C
-2-
NJM2624A
sELECTRICAL CHARACTERISTICS (V+=12V, Ta=25°C) Total Device PARAMETER Supply Voltage Supply Current
SYMBOL V ICC
+
TEST CONDTIONS RL= ON/OFF Terminal=OPEN
MIN. 4.5 –
TYP. – 3.7
MAX. 18 10
UNIT V mA
Hall Sensor Section Input Offset Vo.