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NJW4302

Part Number	NJW4302
Manufacturer	New Japan Radio
Description	THREE-PHASE DC BRUSHLESS MOTOR CONTROL IC
Published	Jul 28, 2008
Detailed Description	NJW4302 THREE-PHASE DC BRUSHLESS MOTOR CONTROL IC s GENERAL DESCRIPTION The NJW4302 is a three-phase DC brushless moto...
Datasheet	NJW4302 PDF File

Overview

NJW4302 THREE-PHASE DC BRUSHLESS MOTOR CONTROL IC s GENERAL DESCRIPTION The NJW4302 is a three-phase DC brushless motor pre-driver IC for precision applications.
The NJW4302 consists of PWM driver, motor velocity control, FG(Frequency Generator) output, and voltage velocity integration circuit.
The NJW4302 realizes stabilized velocity and it is suitable for printer, FAX, and other DC motor control systems.
s PACKEGE OUTLINE NJW4302FA1 •s FEATURES Speed discriminator and PLL speed control circuit • Direct PWM driver • CR oscillator •Lock protection output •Break circuit (short circuit braking) •Start/stop switch Start/Stop Switch Circuit •Current limit circuit •Thermal shut down/Under voltage lockout circuit •FG output amplifier/Integrating circuit •Shunt regulator output : 5V •Bi-CMOS technology •PACKAGE OUTLINE QFP44 s PIN CONFIGRATION WL VH VL UH UL RF H3 H3 H2 H2 H1 WH PVCC VCC VREG DGND AGND VSH CR CROCK R C NJW4302 QFP44 H1+ FGIN+ FGINFGOUT FGSOUT ...

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