MC3PHAC Motorola, MC3PHAC Datasheet - Page 25

• Manufacturer Part Number: MC3PHAC
• Description: 3-Phase AC Motor Controller
• Manufacturer: Motorola

MOTOROLA
Notes:
1. See
2. See
3. See
4. See
5. If no external fault circuit is provided, connect to V
6. Use bypass capacitors placed close to the MC3PHAC.
7. Consult crystal/resonator manufacturer for component values.
22 pF
22 pF
RESET
Figure
Figure
Figure
Table
NOTE 7
10 M
+5 V
4.
11.
9.
10.
10 k
0.1 F
Figure 12. MC3PHAC Application Example in Standalone Mode
NOTE 6
0.1 F
+5 A
A
Freescale Semiconductor, Inc.
10
11
12
13
14
1
2
3
4
5
6
7
8
9
For More Information On This Product,
V
RESET
V
V
OSC2
OSC1
PLLCAP
PWMPOL_BASEFREQ
PWM_U_TOP
PWM_U_BOT
PWM_V_TOP
PWM_V_BOT
PWM_W_TOP
PWM_W_BOT
REF
DDA
SSA
MC3PHAC
3-Phase AC Motor Controller
Go to: www.freescale.com
NC
NC
NC
VBOOST_MODE
PWMFREQ/RxD
DT_FAULTOUT
RETRY/TxD
50 Hz – PWM POLARITY
50 Hz + PWM POLARITY
60 Hz – PWM POLARITY
60 Hz + PWM POLARITY
SS
DC_BUS
RBRAKE
FAULTIN
MUX_IN
SPEED
ACCEL
START
.
FWD
V
V
DD
SS
28
27
26
25
24
23
22
21
20
19
18
17
16
15
8.2 k
12 k
+ 5
RDEADTIME
RPWMFREQ
NOTE 6
RBOOST
RRETRY
5.1 k
3.9 k
NOTE 1
NOTE 2
NOTE 3
NOTE 4
4.7 k
4.7 k
NOTE 5
+5 V
6.8 k
5 k
FROM DIVIDED DC BUS
+5 A
A
10 k
TO RESISTIVE BRAKE DRIVER
FROM SYSTEM FAULT
DETECTION CIRCUIT
+ 5
5 k
+5 A
A
MC3PHAC/D
+5 V
Operation
10 k
25