参数资料
型号: TC648VOA
元件分类: 运动控制电子
英文描述: BRUSHLESS DC MOTOR CONTROLLER, PDSO8
封装: 0.150 INCH, PLASTIC, SOIC-8
文件页数: 27/28页
文件大小: 602K
代理商: TC648VOA
TC648
DS21448C-page 8
2002 Microchip Technology Inc.
FIGURE 4-1:
TC648 Behavioral Algorithm Flowcharts.
VOUT = 0
VIN > VOTF?
Auto-
Shutdown
VOUT = 0
No
Yes
Normal
Operation
VIN < VAS ?
No
Yes
VOUT Duty
Cycle Prop.
to VIN
OTF = 0
OTF = 1
No
YES
Fire Start-up
Timer
Normal
Operation
VAS ≈ 0V
VIN < VAS?
Auto-
Shutdown
VOUT = 0
Yes
No
Yes
Power-Up
Minimum
Speed Mode
Power-on
Reset
OTF = 1
VIN >
(VAS + VHAS)
No
Power-Up
VIN ≈ 0V ?
VIN > 1.25V ?
VIN > 1.25V
No
Yes
No
Yes
Minimum
Speed Mode
No
VOUT = 0
OTF = 0
VIN > VOTF?
VOUT Duty Cycle Proportional to VIN
OTF = 1
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TC648VOA 制造商:Microchip Technology Inc 功能描述:Fan Management Controller IC Package/Cas
TC648VOA713 功能描述:马达/运动/点火控制器和驱动器 Shtdn & Over-T Alert RoHS:否 制造商:STMicroelectronics 产品:Stepper Motor Controllers / Drivers 类型:2 Phase Stepper Motor Driver 工作电源电压:8 V to 45 V 电源电流:0.5 mA 工作温度:- 25 C to + 125 C 安装风格:SMD/SMT 封装 / 箱体:HTSSOP-28 封装:Tube
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