ECN3053F Datasheet, PDF (1/5 Pages) Hitachi Semiconductor – Single chip driver IC

P1/5
HIGH-VOLTAGE MONOLITHIC IC
ECN3053F
ECN3053 is a single chip driver IC which has 6 MOS-Gated devices for its output.
It is suitable for controlling 3-phase DC brushless motors and 3-phase induction motors.
Functions
Lower arm Over current (OC) Protection
Under voltage Protection
Fault Output function
Package
Features
It can be controlled by PWM with 6 inputs
from an external microprocessor.
6 logic inputs are compatible with 5V CMOS
and LSTTL outputs.
SOP-28
Block Diagram
Db
Cb
Db
Cb
Db
Cb
VCW PGW W VCV PGV
V
VCU
W -phase
upper
d r iv e r
V -phase
upper
d r iv e r
VCC
U -phase
u p p er d river _{P GU}
Level _Logic
S hi fte r
o utp ut
UV protection
U
CB
NGU
U-phase O utput
VCC
C0 _VB
S up p l y
Input Buffer
NGV
V-phase O utput
NGW
W -phase O utput
GL1
OC R1
O C protection
F AULT
UV protection
O p-Am p
C1
Rs
GL2
SWT SWB SVT SVB SUT SUB ^{F Rf}
Input
A- AO
Vcc
PDE-3053-1