参数资料
型号: AH5795-FDC-7
厂商: Diodes Inc
文件页数: 6/13页
文件大小: 0K
描述: IC FAN MTR DRVR BLDC DFN2020C-6
标准包装: 1
应用: 风扇电机驱动器,无刷(BLDC)
输出数: 1
电流 - 输出: 500mA
电压 - 负载: 1.8 V ~ 6 V
电源电压: 1.8 V ~ 6 V
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 6-UDFN 裸露焊盘
供应商设备封装: 6-DFN2020C(2x2)
包装: 标准包装
其它名称: AH5795-FDC-7DIDKR
AH5795
SINGLE PHASE HALL EFFECT LATCH SMART
FAN MOTOR CONTROLLER
Operating Characteristics (cont. Note 7, 8, 9 and 10)
Magentic
O2
O1
S
N
FG
Ton
Toff
Truth Table
Normal spinning
Mechanical lock
motor locked detected
“Re-start spinning”
motor locked cleared
O1
L
H
L
O2
H
L
L
PWM
H
H
L
FG
L
H
X (Note 10)
Notes:
7. In “Normal spinning, the FG changes its state at each edge of O1.
8. When the motor locks with South pole at the Hall element, O2 is kept on “L” and O1 is a clock with Ton/Toff ratio. When motor locks with North pole
at the Hall element, O1 is kept on “L”, O2 is a clock with Ton/Toff ratio.
9. When “Re-start spinning” occurs, the motor speed ramps up to the “Normal Spinning” speed from zero. Speed ramp-up profile depends on motor
characteristics.
10. X: H or L depends on magnetic pole north or South
AH5795
Document number: DS35277 Rev. 1 - 2
6 of 13
August 2011
? Diodes Incorporated
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