LB1998 Datasheet

  • LB1998

  • Monolithic Digital IC

  • 91.74KB

  • Sanyo

扫码查看芯片数据手册

上传产品规格书

PDF预览

LB1998
Continued from preceding page
Pin number
Pin name
Pin voltage
Equivalent circuit
VCC1
15碌A
25碌A
68 k鈩?/div>
25碌A
15碌A
Pin function
Control reference voltage supply
pin. Determines control start
voltage.
23
V
CREF
0V to 3.5V
200鈩?/div>
23
A11201
VCC1
6碌A
6碌A
6碌A
Speed control voltage supply pin
V type control technique
V
C
> V
CREF
: Forward
V
C
< V
CREF
: Slowdown
(Reverse-blocking circuit
prevents reverse rotation.)
1
V
CIN
0V to 3.5V
200鈩?/div>
1
6 pF
23
A11202
22
21
20
W
OUT
PWR GND
V
OUT
U
OUT
3.9鈩?/div>
20 21 22
3.9鈩?/div>
VCC2
18
W phase output
Output transistor GND
V phase output
U phase output
Upper side output PNP transistor
collector pin (common for all 3
phases). For current detection,
connect resistor between V
CC
3
pin and RF pin. Constant current
control and current limiter works
by detecting this voltage.
VCC1
75 k鈩?/div>
25
18
RF
PWRGND
A11203
1 Hall FG/3 Hall FG output,
switching pin:
High 鈥?gt; 3 Hall FG
Low/Open 鈥?gt; 1 Hall FG
25
FG
SEL
50 k鈩?/div>
A11204
VCC1
100碌A
75 k鈩?/div>
Brake mode switching pin
BRAKE:
High 鈥?gt; Short brake
Low/Open 鈥?gt; Reverse brake
Brake mode changes when
V
CIN
> V
CREF
.
7
BRAKE
50 k鈩?/div>
3
A11205
Continued on next page
No. 5979-8/9

LB1998相关型号PDF文件下载

  • 型号
    版本
    描述
    厂商
    下载
  • 英文版
    INFRARED LAMP LED
    SEOUL [Seoul Se...
  • 英文版
    GREEN OVAL LAMP LED
    SEOUL [Seoul Se...
  • 英文版
    FDD Spindle Motor Driver
    SANYO
  • 英文版
    FDD Spindle Motor Driver
    SANYO [San...
  • 英文版
    FDD Spindle Motor Driver
    SANYO
  • 英文版
    FDD Spindle Motor Driver
    SANYO [San...
  • 英文版
    CD-ROM Spindle Motor Driver
    SANYO
  • 英文版
    CD-ROM Spindle Motor Driver
    SANYO [San...
  • 英文版
    Three-Phase Brushless Motor Driver for Office Automation App...
    SANYO
  • 英文版
    Three-Phase Brushless Motor Driver for Office Automation App...
    SANYO [San...
  • 英文版
    Three-Phase Brushless Motor Driver for OA Applications
    SANYO
  • 英文版
    Three-Phase Brushless Motor Driver for OA Applications
    SANYO [San...
  • 英文版
    Three-Phase Brushless Motor Driver for Office Automation App...
    SANYO
  • 英文版
    Three-Phase Brushless Motor Driver for Office Automation App...
    SANYO [San...
  • 英文版
    Power Brushless Motor Driver IC for Office Automation Equipm...
    SANYO
  • 英文版
    Power Brushless Motor Driver IC for Office Automation Equipm...
    SANYO [San...
  • 英文版
    Three-Phase Brushless Motor Driver for Office Automation Equ...
    ETC
  • 英文版
    Monolithic Digital IC
    Sanyo
  • 英文版
    Three-Phase Brushless Motor Driver for Office Automation Equ...
    ETC
  • 英文版
    Monolithic Digital IC
    Sanyo

扫码下载APP,
一键连接广大的电子世界。

在线人工客服

买家服务:
卖家服务:

0571-85317607

客服在线时间周一至周五
9:00-17:30

关注官方微信号,
第一时间获取资讯。

建议反馈

联系人:

联系方式:

按住滑块,拖拽到最右边
>>
感谢您向阿库提出的宝贵意见,您的参与是维库提升服务的动力!意见一经采纳,将有感恩红包奉上哦!