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產品應用類型說明
祥誠科技 - Energictek
立 扇 - Fan
ET2921
ET2211
祥誠立扇方案提供至少低壓/低壓all-in-one以及高壓三種方案,能滿足各種不同的需求。
ET2921
Motor Controller (MOC)
Supports Sine-Wave and Square-Wave Solutions
Supports Hall Latch & Hall Element Input
Supports Digital OCP and Analog OCP
(OverCurrent Protection)
Programmable Deadband
Programmable Angle Shift Control (-58° to 58° in 64steps)
ET2211
Motor Controller (MOC)
Space Vector PWM (SVPWM)
Supports Sine-Wave and Square-Wave Solutions
Supports Hall Latch Input (SSOP-28W)
Supports Hall Latch & Hal Element Input(QFN32-5x5)
Supports Digital OCP and Analog OCP (OverCurrent Protection)
Programmable Dead Band
Programmable Angle Shift Control (-58° to 58°in 64 steps)
Gate Driver:
建議採用的電壓Max < 24V電機應用
Integrated 40V 3-phase P/N MOSFET Pre-driver
Shoot-through protection
Built-in 5V LDO
吊扇 - Ceiling Fan
ET1212
EMD3903/EMD4903
ET1271
吊扇高壓方案:
吊扇類應用於 DCV80V~350V 間,瓦數介於50W內,考慮負載特性變化大時,設計馬達方案首推 ET1271搭配EM4S50 MOS Array。優點可以減少硬體成本外,還可以在加工及後 續的變更得到優勢。
吊扇低壓方案:
中東與東南亞有部分應用是搭配太陽能,應用電壓介於12V~24V間,瓦數在亦在50W,設計 馬達方案首推 ET1212搭配EMD3903(搭配12V) / EMD4903(搭配24V) P+N MOSFET
ET1212
低壓方案 for 12V~24V電機
Motor Controller (MOC)
Estimated Angle Phase Lock Loop (PLL)
Space Vector PWM (SVPWM)
OCP(Over Current Protection)
Supports Initial Angle Estimated (IAE)
Programmable Dead Band
Independent General Low Pass Filter
Independent General PWM
Support External Capture
Gate Driver :
For sensorless control
Integrated 40V 3-phase P/N MOSFET Pre-driver
Shoot-through protection
Built-in 5V LDO
EMD3903
N-ch B VDSS 30V, R DSON 18mΩ, Id=30A
P-ch B VDSS -30V, R DSON 30mΩ, Id=-24A
100% EAS Guaranteed
Green Device Available
Super Low Gate Charge
Excellent CdV/dt effect decline
Advanced high cell density trench technology
EMD4903
N-ch B VDSS 40V, R DSON 28mΩ, Id=23A
P-ch B VDSS -40V, R DSON 40mΩ, Id=-20A
100% EAS Guaranteed
Green Device Available
Super Low Gate Charge
Excellent CdV/dt effect decline
Advanced high cell density trench technology
ET1271
高壓應用 for 80V~310V電機
Motor Controller (MOC)
Estimated Angle Phase Lock Loop (PLL)
Hardware Space Vector PWM (SVPWM)
OCP(Over Current Protection)
Supports Initial Angle Estimated (IAE)
Programmable Dead Band
Independent General Low Pass Filter
Independent General PWM
Support External Capture
For sensorless control
Gate Driver :
Integrated 600V 3-phase N/N MOSFET Pre-driver
Shoot-through protection
Built-in 5V LDO
EM4S50 MOS Array
Power MOSFET
Array -Rdson (@Vgs=10V) = 1.5Ω, ID = 4A
Low Gate Charge (Typ. 9.5nC)
Low Crss (Typ. 4pF)
100% Avalanche Tested
Improved dv/dt Capability
RoHS Compliant
Operation Junction and Storage Temperature-25 ~ +150℃
高 壓 風 扇 - Fan
ET2271
EET7178
高壓風扇類應用於 DCV80V~350V 間,瓦數介於100W內,考慮負載特性變化大時,設計馬達方案首推ET2271搭配EM4S50 MOS Array與Hall Sensor ET7178。
本應用範例為家庭用直流無刷落地扇,有感測器的三相弦波無刷馬達驅動方案,輸入直流 310V電壓,並提供硬件過電流保護。
搭配祥誠ET2271(with 600V G/D) + MOS Array設計
- 2A MOS Array 可適用於50W以下應用
- 4A MOS Array 可適用於100W以下應用
ET2271
Motor Controller (MOC)
Hardware Space Vector PWM (SVPWM)
Supports Sine-Wave and Square-Wave Solutions
Supports Hall Latch & Hal Element Input
OCP(Over Current Protection)
Programmable Dead Band
Programmable Angle Shift Control (-58° to 58°in 64 steps)
Gate Driver
Integrated 600V 3-phase N/N MOSFET Pre-driver
Shoot-through protection
Built-in 5V LDO
EM4S50 MOS Array
Qrr : 0.17nc
Trr : 92ns
ET7178
Hall Sensor
3.3V to 26V DC Operation Voltage
Temperature Compensation
Wide Operating Voltage Range
Open-Drain Pre-driver
25mA Maximum Sinking Output Current Low Profile SIP-3L Package(Green and PB Free)
吸 塵 器- vacuum cleaner
ET1232
吸塵器應用三相直流無刷驅動,轉速範圍於8萬~10萬 rpm。
MCU必須採用弦波驅動硬件方式驅動馬達,吸塵器應用於 DC18.5V~36V 間,瓦數介於450W內,設計馬達方案首推ET1232。ET1232內建100V G/D,可減少硬體成本。
ET1232
Motor Controller (MOC)
Estimated Angle Phase Lock Loop (PLL)
Space Vector PWM (SVPWM)
OCP(Over Current Protection)
Supports Initial Angle Estimated (IAE)
Programmable Dead Band
Independent General Low Pass Filter
Independent General PWM
Support External Capture