A3930KJPTR-T Allegro Microsystems Inc, A3930KJPTR-T Datasheet - Page 13

• Manufacturer Part Number: A3930KJPTR-T
• Description: IC,Motor Controller,QFP,48PIN
• Manufacturer: Allegro Microsystems Inc

Specifications of A3930KJPTR-T

• Applications: DC Motor Controller, Brushless (BLDC), 3 Phase
• Number Of Outputs: 1
• Current - Output: 500mA
• Voltage - Supply: 5.5 V ~ 50 V
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: 48-LFQFP Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Load: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 620-1289-2; A3930KJPTR-T

A3930
A3931
Table 1. Fault Action Table
*Disable indicates that all gate outputs are low and all MOSFETs are
turned off.
Table 2. Commutation Truth Table*
*X indicates “don’t care,” Z indicates high impedance state
Table 3. INPUT LOGIC
*X indicates “don’t care”
Device
FF1
A3930
A3931
MODE
Both
Both
Both
Both
Both
Both
Both
Both
Both
Both
Both
Both
Both
0
0
0
1
1
1
0
1
X
X
X
0
0
1
1
FF2
0
0
0
0
0
0
1
1
H1
1
1
1
0
0
0
0
0
1
1
1
1
0
0
0
PWM
Undervoltage
Overtemperature
Logic Fault
Short to ground
Short to supply
Shorted motor winding
Low load current
None
X
X
X
and
0
1
0
1
H2
Fault
0
0
1
1
1
0
0
0
1
0
0
1
1
1
0
BRAKE
1
1
1
1
0
X
X
H3
1
0
0
0
1
1
0
0
1
1
0
0
0
1
1
COAST
X
1
1
1
1
1
0
No Action
No Action
No Action
No Action
No Action
No Action
ESF = 0
Disable
Disable
DIR
X
X
X
1
1
1
1
1
1
0
0
0
0
0
0
RESET
Action*
1
1
1
1
1
1
0
GLA
No Action
No Action
No Action
ESF = 1
Disable
Disable
Disable
Disable
Disable
0
0
1
1
0
0
0
0
0
1
0
0
0
0
1
Decay
Slow
Slow
Fast
Fast
n/a
X
X
GLB
Automotive 3-Phase BLDC Controller
0
0
0
0
1
1
0
1
0
0
1
1
0
0
0
PWM chop – current decay with opposite of selected drivers ON
Peak current limit – selected drivers ON
PWM chop – current decay with both low-side drivers ON
Peak current limit – selected drivers ON
Brake mode - All low-side gates ON
Coast mode - All gates OFF
Sleep mode – All gates OFF, low power state, 5 V OFF
GLC
1
1
0
0
0
0
0
1
0
0
0
0
1
1
0
GHA
1
0
0
0
0
1
0
1
0
0
0
1
1
0
0
Mode of Operation
GHB
0
1
1
0
0
0
0
0
0
0
0
0
0
1
1
and MOSFET Driver
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
GHC
0
0
0
1
1
0
0
0
0
1
1
0
0
0
0
High
High
High
High
High
Low
Low
Low
Low
SA
Z
Z
Z
Z
Z
Z
High
High
High
High
Low
Low
Low
Low
Low
SB
Z
Z
Z
Z
Z
Z
High
High
High
High
Low
Low
Low
Low
Low
SC
Z
Z
Z
Z
Z
Z
13