MLX81205/07/10/15
Features
Microcontroller: MLX16-FX RISC CPU
o
o
o
o
16 bit RISC CPU with 20DMIPS and Power-Saving-Modes
Co-processor for fast multiplication and division
Flash and EEPROM memory with EEC
In-circuit debug and emulation
Supported bus interfaces:
o
o
o
o
LIN-Interface with integrated LIN transceiver supporting LIN 2.x, certified LIN protocol
software provided by Melexis
In-Module-Programming (Flash and EE) via pin LIN using a special Melexis fast protocol
PWM-Interface
Full duplex SPI, Master/Slave, double-buffered, speed programmable. DMA access. Flash
and EEPROM programming also possible via SPI.
TruSense
Motor Control Technology
o
o
o
o
o
Patented algorithms for sensor-less 3-phase sine and trapezoidal motor control
Phase voltage integration filter for BEMF voltage sensing at lowest speeds
Position dependent phase inductance sensing via shunt current measurements at stand still
and low to medium speeds
Support of Star and Delta based motor configurations without the need for center star point
Support of 3-phase switched reluctance motor control
Voltage Regulator
o
o
o
o
Direct powered from 12V board net with low voltage detection
Operating voltage V
S
= 5V to 18V
Internal voltage regulator with possibility to use external regulator transistor
Very low standby current, < 30µA in sleep mode, wake-up possible via LIN or local sources
Pre-Driver
o
o
Pre-driver (~25Ω Rdson) for all 3 N-FET half bridges with programmable Inter-Lock-Delay
and slope control for optimal EMC and thermal performance during power N-FET switching
Monitoring of Drain-Source voltages of the N-FETs
Periphery
o
o
o
o
o
o
o
o
o
4 independent 16 bit timer modules with capture and compare, and additional software
timer
3 programmable 12 bit PWM units with programmable frequencies
10 bit ADC converter (2µs conversion time) and DMA access
On-chip temperature sensor with ±10K accuracy
System-clock-independent fully integrated watchdog
32 MHz ±5% internal RC oscillator with PLL
Optional crystal oscillator
Load dump and brown out interrupt function
Integrated shunt current amplifier with programmable gain
Product Abstract
TFR / CPA
Page 1 of 18
Rev 3.9
11-May-2012
MLX81205/07/10/15
Applications
The MLX81205/07/10/15 controls BLDC motors via external FET transistors for:
o
o
o
Oil-, water-, fuel-pumps
Blowers, compressors
Positioning actuators
Family Concept
MLX81205
Flash Memory [kByte]
RAM [kByte]
EEPROM [Byte]
Package
Support of active high side reverse
polarity protection
Current shunt measurement
possibility
UART
SPI
Support of sensor based BLDC
motor control
Support of Switched Reluctance
(SR) motor control
5V Regulator support for 5V
external supplies (CAN support)
Bonded pins in package
Pin compatibility
Table 1 – Family Options
32
4
384
QFN32
No
High side
Yes
No
No
No
No
32
MLX81207
32
4
384
QFN48
TQFP EP 48
Yes
High side
Yes
Yes
Yes
No
No
37
MLX81210
32
8
384
QFN48
TQFP EP 48
Yes
Low side,
High side
Yes
Yes
Yes
No
Yes
48
MLX81215
64
8
384
QFN48
TQFP EP 48
Yes
Low side,
High side
Yes
Yes
Yes
Yes
Yes
48
MLX81210 and MLX81215 are pin compatible
Product Abstract
TFR / CPA
Page 2 of 18
Rev 3.9
11-May-2012
MLX81205/07/10/15
Ordering Information
Order Code
[1]
MLX81205 LLQ-xAA-000-TU
MLX81205 LLQ-xAA-000-RE
MLX81207 LLQ-xAA-000-TU
MLX81207 LLQ-xAA-000-RE
MLX81207 LPF-xAA-000-TR
MLX81207 LPF-xAA-000-RE
MLX81210 LLQ-xAA-000-TU
MLX81210 LLQ-xAA-000-RE
MLX81210 LPF-xAA-000-TR
MLX81210 LPF-xAA-000-RE
MLX81215 LLQ-xAA-000-TU
MLX81215 LLQ-xAA-000-RE
MLX81215 LPF-xAA-000-TR
MLX81215 LPF-xAA-000-RE
Temp.
Range
-40 - 150 °C
-40 - 150 °C
-40 - 150 °C
-40 - 150 °C
-40 - 150 °C
-40 - 150 °C
-40 - 150 °C
-40 - 150 °C
-40 - 150 °C
-40 - 150 °C
-40 - 150 °C
-40 - 150 °C
-40 - 150 °C
-40 - 150 °C
Package
QFN32 5x5
QFN32 5x5
QFN48 7x7
QFN48 7x7
TQFP EP 48 7x7
TQFP EP 48 7x7
QFN48 7x7
QFN48 7x7
TQFP EP 48 7x7
TQFP EP 48 7x7
QFN48 7x7
QFN48 7x7
TQFP EP 48 7x7
TQFP EP 48 7x7
Delivery
Tube
Reel
Tube
Reel
Tray
Reel
Tube
Reel
Tray
Reel
Tube
Reel
Tray
Reel
Remark
Table 2 – Ordering Information
[1]
.See Marking/Order Code.
Product Abstract
TFR / CPA
Page 3 of 18
Rev 3.9
11-May-2012
MLX81205/07/10/15
Contents
1.
2.
3.
FUNCTIONAL DIAGRAM ........................................................................................................................ 5
PIN DESCRIPTION .................................................................................................................................. 6
ELECTRICAL CHARACTERISTICS........................................................................................................ 7
3.1
3.2
4.
O
PERATING
C
ONDITIONS
.................................................................................................................... 7
A
BSOLUTE
M
AXIMUM
R
ATINGS
............................................................................................................ 7
APPLICATION EXAMPLES..................................................................................................................... 8
4.1
S
ENSOR
-
LESS
BLDC M
OTOR
C
ONTROL ON THE
LIN-B
US OR VIA
PWM-I
NTERFACE WITH REVERSE
POLARITY PROTECTION AND CURRENT SENSING
................................................................................................. 8
4.2
S
ENSOR
-
LESS
BLDC M
OTOR
C
ONTROL ON THE
LIN-B
US OR VIA
PWM-I
NTERFACE WITH REVERSE
POLARITY PROTECTION IN THE HIGH SIDE PATH
................................................................................................ 10
4.3
S
ENSOR BASED
BLDC M
OTOR
C
ONTROL
.......................................................................................... 11
4.4
S
ENSOR
-
LESS
BLDC M
OTOR
C
ONTROL WITH ABSOLUTE POSITION SENSING
....................................... 12
4.5
S
ENSOR
-
LESS
BLDC M
OTOR
C
ONTROL VIA A
CAN-B
US
-I
NTERFACE
.................................................. 13
5.
MECHANICAL SPECIFICATION ........................................................................................................... 14
5.1
QFN ................................................................................................................................................ 14
5.1.1. QFN32 5x5 (32 leads)............................................................................................................................... 14
5.1.2. QFN48 7x7 (48 leads)............................................................................................................................... 14
5.2
TQFP EP 48 7
X
7 (48
LEADS
) ........................................................................................................... 15
6.
MARKING/ORDER CODE ..................................................................................................................... 16
6.1
6.2
M
ARKING
MLX81205/07/10/15 ........................................................................................................ 16
O
RDER
C
ODE
MLX81205/07/10/15 ................................................................................................. 16
7.
8.
ASSEMBLY INFORMATION.................................................................................................................. 17
DISCLAIMER.......................................................................................................................................... 18
Product Abstract
TFR / CPA
Page 4 of 18
Rev 3.9
11-May-2012
MLX81205/07/10/15
1. Functional Diagram
RTG
VDDA
CLKO
OSC1
OSC2
VREF
VBAT_S1
VS
VDDD
f
main
VBAT_S2
V5IN
V5R
IOHV
VS
VREF
ISENSH
ISENSL
TEMP
VBAT_S1
VBAT_S2
GND_S1
GND_S2
U
V
W
T
PHASEINT
IOHV
IO1
...
IO9
......
GND_S1
GND_S2
f
main
IO1
IO2
IO3
IO4
IO5
IO6
IO7
IO8
IO9
......
CP0
HS0
LS0
U
SHU
CP1
HS1
ADC
SPI
LS1
V
SHV
CP2
HS2
LS2
LIN
GNDA
GNDD
GNDCAP
GNDDRV
TI0
TI1 TO
W
SHW
T
Figure 1 - Block Diagram
Black: common for all versions,
Blue: additional pins / functionality for MLX81207,
Blue
+ red: additional pins / functionality for MLX81210 / MLX81215
Product Abstract
TFR / CPA
Page 5 of 18
Rev 3.9
11-May-2012
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