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LB1947_09

更新时间： 2024-10-26 12:20:31
品牌 Logo 应用领域
三洋 - SANYO 驱动器电机
页数 文件大小 规格书
9页 132K
描述
PWM Current Control Type Bidirectional Motor Driver

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LB1947_09 数据手册

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Ordering number : EN6192B  
Monolithic Digital IC  
PWM Current Control Type  
LB1947  
Bidirectional Motor Driver  
Overview  
The LB1947 is a PWM current control type bidirectional motor driver IC.  
Features  
• PWM current control (fixed OFF time)  
• Selectable current decay pattern (FAST, SLOW, and MIX DECAY modes)  
• Simultaneous ON prevention function (feed-through current prevention)  
• Built-in thermal shutdown circuit  
• Built-in noise canceler  
Specifications  
Absolute Maximum Ratings at Ta = 25°C  
Parameter  
Maximum motor supply voltage  
Output peak current  
Symbol  
max  
Conditions  
Ratings  
Unit  
V
V
I
50  
2.25  
2.0  
BB  
peak  
max  
t
≤ 20µs  
w
A
O
Output continuous current  
Logic supply voltage  
I
A
O
V
V
V
V
max  
7.0  
V
CC  
IN  
max  
Logic input voltage range  
Emitter output voltage  
Reference voltage  
-0.3 to V  
V
CC  
1.1  
V
E
-0.3 to V  
V
REF  
CC  
1.6  
Allowable power dissipation  
Operating temperature  
Storage temperature  
Pd max  
Topr  
W
°C  
°C  
-20 to +85  
Tstg  
-55 to +150  
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to  
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,  
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be  
intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace  
instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety  
equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case  
of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee  
thereof. If you should intend to use our products for applications outside the standard applications of our  
customer who is considering such use and/or outside the scope of our intended standard applications, please  
consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our  
customer shall be solely responsible for the use.  
Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate  
the performance, characteristics, and functions of the described products in the independent state, and are not  
guarantees of the performance, characteristics, and functions of the described products as mounted in the  
customer's products or equipment. To verify symptoms and states that cannot be evaluated in an independent  
device, the customer should always evaluate and test devices mounted in the customer  
's products or  
equipment.  
22509 MS / 80699RM(KI) No.6192-1/9  
1234567...9

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