|
|
PDF A4960 Data sheet ( Hoja de datos )
| Número de pieza | A4960 | |
| Descripción | Sensorless BLDC Controller | |
| Fabricantes | Allegro MicroSystems | |
| Logotipo |  |
|
Hay una vista previa y un enlace de descarga de A4960 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
|
No Preview Available !
A4960
Automotive, Sensorless BLDC Controller
Not for New Design
This part is in production but has been determined to be
NOT FOR NEW DESIGN. This classification indicates that the product
is obsolete and notice has been given. Sale of this device is currently
restricted to existing customer applications. The device should not be
purchased for new design applications because of obsolescence in the
near future. Samples are no longer available.
Date of status change:
A4960KJPTR-T January 29, 2014
Recommended Substitutions:
For existing customer transition, and for new customers or new appli-
cations, contact Allegro Sales.
NOTE: For detailed information on purchasing options, contact your
local Allegro field applications engineer or sales representative.
Allegro MicroSystems, LLC reserves the right to make, from time to time, revisions to the anticipated product life cycle plan
for a product to accommodate changes in production capabilities, alternative product availabilities, or market demand. The
information included herein is believed to be accurate and reliable. However, Allegro MicroSystems, LLC assumes no respon-
sibility for its use; nor for any infringements of patents or other rights of third parties which may result from its use.
1 page  
A4960
Automotive, Sensorless BLDC Controller
Pin-out Diagram
VBRG
RESETN
REF
VDD
DIAG
PWM
TACHO
SDO
1
2
3
4
5
6
7
8
PAD
24 GHA
23 GLA
22 CB
21 SB
20 GHB
19 GLB
18 GHC
17 CC
Terminal List Table
Name Number
Function
AGND
31 Reference ground
CA 26 Bootstrap capacitor, Phase A
CB 22 Bootstrap capacitor, Phase B
CC 17 Bootstrap capacitor, Phase C
CP1 29 Pump capacitor
CP2 28 Pump capacitor
CSM
12 Sense amplifier negative input
CSP
13 Sense amplifier positive input
DIAG
5 Programmable diagnostic output
GHA
24 High-side gate drive, Phase A
GHB
20 High-side gate drive, Phase B
GHC
18 High-side gate drive, Phase C
GLA
23 Low-side gate drive, Phase A
GLB
19 Low-side gate drive, Phase B
GLC
15 Low-side gate drive, Phase C
GND
30 Power ground
Name
LSS
PAD
PWM
REF
RESETN
SA
SB
SC
SCK
SDI
SDO
STRN
TACHO
VBB
VBRG
VDD
VREG
Number
14
–
6
3
2
25
21
16
9
10
8
11
7
32
1
4
27
Function
Low-side source
Exposed thermal pad
PWM Input
Reference voltage input
Standby mode control
Motor connection, Phase A
Motor connection, Phase B
Motor connection, Phase C
Serial clock input
Serial data input
Serial data output
Serial Strobe (chip select) input
Speed output
Main power supply
High-side drain voltage sense
Logic supply
Regulated voltage, above supply
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
4
5 Page 
A4960
Automotive, Sensorless BLDC Controller
Operation Timing Diagrams
STRN
SCK
C
SDI
F
SDO Z
X
AB
DE
JK
D15
X
D15’
I
D14 X
X
D0
X
D14’
G
D0’ Z
H
X=don’t care, Z=high impedance (tri-state)
Figure 1. Serial Interface Timing (letters A through K are referenced in the Electrical Characteristics table, Logic
Inputs and Outputs – Dynamic Parameters section)
PWM
GHx
GLx
tP(off)
tDEAD
tDEAD
tP(off)
Figure 2. Gate Drive Output Timing – PWM Input
PWM
tBRK
Run PWM Off Brake
Figure 3. PWM Brake Timing
PWM
GHx
HS VDS Monitor Action
GLx
tDEAD
tBL
Disabled
LS VDS Monitor Action
Figure 4. VDS Fault Blanking
tP(off)
Active
Active
tDEAD
tBL
Disabled
tP(off)
Active
Disabled
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
10
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet A4960.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| A4960 | Sensorless BLDC Controller | Allegro MicroSystems |
| Número de pieza | Descripción | Fabricantes |
| SLA6805M | High Voltage 3 phase Motor Driver IC. |
 Sanken |
| SDC1742 | 12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters. |
 Analog Devices |
|
DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares, |
| DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar |