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TDA5341 Datasheet(PDF) 3 Page - NXP Semiconductors

Part No. TDA5341
Description  Brushless DC motor and VCM drive circuit with speed control
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
Logo 

 
 3 page
background image
1997 Jul 10
3
Philips Semiconductors
Product specification
Brushless DC motor and VCM drive circuit
with speed control
TDA5341
BLOCK DIAGRAM
Fig.1 Block diagram.
handbook, full pagewidth
MGE817
THERMAL
SWITCH
ADAPTIVE
COMMUTATION
DELAY
TIMING
OSCILLATOR
START
OSCILLATOR
BRAKE
CONTROLLER
COMMUTATION
AND
OUTPUT
DRIVING
LOGIC
POWER 1
POWER 2
POWER 3
COMPARATORS
BAND GAP 2
BAND GAP 1
UNDER-VOLTAGE
DETECTOR
POLES
DIVIDER
SERIAL
PORT
PROGRAMMING
FREQUENCY
DIVIDER
DIGITAL
FREQUENCY
COMPARATOR
BRAKE
AFTER PARK
CHARGE
PUMP
SENSE
AMPLIFIER
VCM
H-BRIDGE
VCM
PREAMPLIFIER
CURRENT
LIMIT
CONTROL
CONTROL
AMPLIFIER
UPPER VOLTAGE
CONVERTER
50
14
55
31
49
17
TDA5341
25
64
40
16
41
29
28
45
37
51
52
53
32
6
5
4
46
54
43
44
26
3
7
21
8
60
20
23
22
24
63
62
59
61
27
9
12
18
19
2
1
11
10
58
39
38
42
57
48
35
30
park
fill
sleep
brake
33
34
36
15
PRESET
MOT1
MOT2
MOT3
MOT0
CLAMP1
CLAMP2
UVDIN1
UVDIN2
BRAKEDELAY
AMPOUT
AMPIN
AMPIN
+
FILTER
SENSEOUT
SENSEIN
+
SENSEIN
VCM
+
VCM
FB1
FB2
RESETOUT
CAPXA
CAPXB
CAPYA
CAPYB
CNTRL
CAPCPC
ILIM
CAPCP
FREDENA
TESTIN
CAPCDM
CAPCDS
CAPTI
CAPST
FG
FMOT
CLOCK
DATA
ENABLE
RESET
ROSC
DPULSE
RETRACT
VCMIN1
VCMIN2
Vref
GAINSEL
BRAKE
VEED
VEE1
VEE2
VEE3
VEE4
VEE
VDD1
VDD2
VDD3
VDD
VDDD




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