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A4960 Datasheet(PDF) 2 Page - Allegro MicroSystems

Part # A4960
Description  The A4960 is a three-phase, sensorless, brushless DC (BLDC) motor controller for use with external N-channel power MOSFETs and is specifically designed for automotive applications.
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Manufacturer  ALLEGRO [Allegro MicroSystems]
Direct Link  http://www.allegromicro.com
Logo ALLEGRO - Allegro MicroSystems

A4960 Datasheet(HTML) 2 Page - Allegro MicroSystems

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Automotive, Sensorless BLDC Controller
A4960
2
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Absolute Maximum Ratings1,2
Characteristic
Symbol
Notes
Rating
Unit
Load Supply Voltage
VBB
–0.3 to 50
V
Logic Supply Voltage
VDD
–0.3 to 6
V
Terminal VREG
VREG
–0.3 to 16
V
Terminal CP1
VCP1
–0.3 to 16
V
Terminal CP2
VCP2
VCP1 – 0.3 to
VREG + 0.3
V
Logic Inputs
VI
Terminals STRN, SCK, SDI, PWM
–0.3 to 6
V
Terminal RESETN – can be pulled to VBB with
>22 kΩ
–0.3 to 6
V
Logic Outputs
VO
Terminals SDO, TACHO
–0.3 to VDD + 0.3
V
Terminal DIAG
VDIAG
–0.3 to VDD + 0.3
V
Terminal VBRG
VBRG
–5 to 55
V
Terminals CA, CB, CC
VCx
–0.3 to VREG+50
V
Terminals GHA, GHB, GHC
VGHx
VCX – 16 to
VCX + 0.3
V
Terminals SA, SB, SC
VSx
VCX – 16 to
VCX + 0.3
V
Terminals GLA, GLB, GLC
VGLx
VREG – 16 to 18
V
Terminal LSS
VLSS
VREG – 16 to 18
V
Terminal REF
VREF
–0.3 to 6.5
V
Terminals CSP, CSM
VCSx
–0.3 to 1
V
Terminal AGND
Connect directly to GND
Ambient Operating Temperature
Range
TA
Temperature Range K; limited by power
dissipation
–40 to 150
°C
Maximum Continuous Junction
Temperature
TJ(max)
150
°C
Transient Junction Temperature
TJt
Over temperature event not exceeding 10 s,
lifetime duration not exceeding 10 hours,
guaranteed by design characterization.
175
°C
Storage Temperature Range
Tstg
–55 to 150
°C
1With respect to GND. Ratings apply when no other circuit operating constraints are present.
2Small “x” in pin names and symbols indicates a variable sequence character.
Selection Guide
Part Number
Packing*
A4960KJPTR-T
1500 pieces per 13-in. reel
*Contact Allegro® for additional packing options
Thermal Characteristics may require derating at maximum conditions, see application information
Characteristic
Symbol
Test Conditions*
Value
Unit
Package Thermal Resistance, Junction
to Ambient
RθJA
On 4-layer PCB based on JEDEC standard
23
ºC/W
On 2-layer PCB with 3 in.2 copper each side
44
ºC/W
Package Thermal Resistance, Junction
to Pad
RθJP
2
ºC/W
*Additional thermal information available on the Allegro website


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