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NJW4381 Ver la hoja de datos (PDF) - Japan Radio Corporation

Número de pieza
componentes Descripción
Fabricante
NJW4381
JRC
Japan Radio Corporation  JRC
NJW4381 Datasheet PDF : 1 Pages
1
NJW4381
Dual H Bridge Driver
FEATURE
PACKAGE OUTLINE
Supply Voltage
: VMM = 8.0V ~ 38V
Peak Output Current
: IO = 1500mA / ch
Uninterrupted Output Current : IO = 700mA / ch
On Resistance
: RO = 1.0( typ. )
Quiescent Current
: IDD = 500μA ( typ. )
Input control method select ( Mode Select ) function
2 Input Control / Phase & Enable Control
NJU7385VC3
Standby Function
Constant Current Control
PWM Function
: Analog / Direct PWM Input
BLOCK DIAGRAM
VMM1
Protection Circuit
Package
: UVLO, TSD,
OCP (Upper Arm)
: SSOP32
NJW4381
UVLO
STB
VREF TSD
OCP
OUT1A
IN1A
1
OUT1B
IN1B
MS
Control
Logic
UVLO Protection
TSD Control
SENSE1
ALARM1
VMM2
IN2A
1
IN2B
OCP
OUT2A
OUT2B
VPWM1
OSC
Saw
Oscillator
VPWM2
GND
UVLO Protection
TSD Control
FF
Local
Oscillator
FF
SENSE2
ALARM2
C1
VR1
C2
VR2
          Ver.2010/09/03                                                                         

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