8/4/2015
A4931MET | Sanken Electric
A4931MET | Sanken Electric
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A4931MET
Product catalog
Data sheet
(PDF: 670.21KB)
Quality and reliability
Application Note
(PDF: 1414.27KB)
information
Overview
A4931 is a pre‒driver IC for 3‒phase brushless DC motor.
The phase switching by this device is a wide range of N‒
channel power MOSFET and the combination possible, it is
compatible with motor power voltage of up to 30V Hall
elements arranged at .120 ° intervals It will do.
Stop maintenance
information
Package
RoHS Compliance
Frequently Asked Questions
Package name: QFN28
Application
Key Specifications
Feature
∙ 6ch N‒MOSFET driving controller
, built‒in synchronous rectification
, low‒voltage protection, overheat protection built
∙ Hall input corresponding
∙ PWM current control function built‒in
Built‒in dead time function for‒through current prevention
∙ FG output
standby mode built‒in
lock detection built‒in
overvoltage protection circuit built‒in
The power supply
voltage (Min.)
The power supply
voltage (Max)
8V
38V
Output current
On‒resistance
Energization
method
120 °
Hall element input
OVP
Yes
OCP
Nothing
UVLO
Yes
TSD
Remarks
Input method
Yes
STP (simultaneous
ON prevention
Yes
function)
Lock detection
Yes
Representative circuit example
https://www.semicon.sankenele.co.jp/ctrl/product/detail/A4931MET/
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