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LB1257 - 8-Unit / Low-Saturation Driver

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Overview

Ordering number:ENN993C Monolithic Digital IC LB1257 8-Unit, Low-Saturation Driver Applications • 4-phase stepping motor driver of 2 channels.

• Especially suited for X-Y plotter driver (Meeting the re- quirements for Alps DPG plotter).

• General-purpose 8-unit large current & low saturation voltage driver (Relay, LED, lamp, solenoid, etc.).

Key Features

  • Large current capacity (400mA) and ow saturation voltage (0.5V max),.
  • With spark killer diode provided. Package Dimensions unit:mm 3007B-DIP18 [LB1257] 24.0 18 10 19 0.51min (3.25) 7.62 6.4 3.3 3.85max 0.25 (1.84) 2.54 0.5 Specifications Absolute Maximum Ratings at Ta = 25˚C Parameter Maximum supply voltage Output supply voltage Input supply voltage Maximum output current Maximum forward current GND pin flow-out current Instantaneous current drain Allowable power dissip.

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