LB1257 データシートの表示（PDF） - SANYO -> Panasonic
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LB1257 Datasheet PDF : 3 Pages
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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.).
Features
• Large current capacity (400mA) and ow saturation volt-
age (0.5V max),
• With spark killer diode provided.
Package Dimensions
unit:mm
3007B-DIP18
[LB1257]
24.0
18
10
1
9
(1.84)
2.54 0.5
1.2
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 dissipation
Operating temperature
Storage temperature
Symbol
VCC max
VOUT
VIN
IOUT
IFSM
IGND
ICCP
Pd max
Topr
Tstg
Conditions
Per unit
Spark killer diode, pulse width≤35ms, duty 5%
Pulse width<35ms
Pulse width<35ms, duty 5%
Allowable Operating Ranges at Ta = 25˚C
Parameter
Supply voltage
Input H-level voltage
Input L-level voltage
Symbol
VCC
VIH
VIL
IOUT=200mA
IOUT≤100µA
Conditions
SANYO : DIP18
Ratings
Unit
–0.3 to +7.0 V
–0.3 to +10.0 V
–0.3 to +7.0 V
400 mA
400 mA
3000 mA
3000 mA
1.13 W
–20 to +75 ˚C
–40 to +125 ˚C
Ratings
Unit
2.3 to 6.0 V
2.3 to 7.0 V
–0.3 to +0.7 V
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft’s
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges,or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
13101TN (KT)/O3095YK/8037KI/8035KI/1192KI, KS No.993–1/3
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