參數(shù)資料
型號： TDA5149G
廠商： NXP SEMICONDUCTORS
元件分類： 運動控制電子
英文描述： 12 V Voice Coil Motor VCM driver and spindle motor pre-driver combination chip
中文描述： DISK DRIVE MOTOR CONTROLLER, 2.5 A, PQFP64
封裝： 10 X 10 X 1.40 MM, PLASTIC, LQFP-64
文件頁數(shù)： 3/28頁
文件大?。?/td> 148K
代理商： TDA5149G
1996 May 06
3
Philips Semiconductors
Product specification
12 V Voice Coil Motor (VCM) driver and
spindle motor pre-driver combination chip
TDA5149G
BLOCK DIAGRAMS
Fig.1 Block diagram of the spindle part.
handbook, full pagewidth
MGE657
SAWTOOTH
OSCILLATOR
SERIAL
PORT
VPARK
VCM_CONT1
VCM_CONT2
VGAINSEL
SLEEP
COMMUT. DELAYS
SBRAKE
SDISABLE
SPINMODE
COMMCLOCK
INIT
TRIGGER
CSS2 dis
SPWM comp 1
SPWM comp 2
CSS2 short
CSS1 dis
CSS1 short
LOOP1 select
CHARGE
PUMP
BRAKE
DELAY
22
CSS1
CSS2
23
STOSC
24
FG
57
SCANTEST
56
SCANOUT
25
SENABLE 61
SDATA
59
SCLOCK
60
CLOCK
58
54VDD
45 H0
3 H1
5 L1
6 H2
8 L2
9 H3
11 L3
4 MOT1
7 MOT2
2 MOT0
10 MOT3
19 ISPIN
13
14
SPINSENSEH
SPINSENSEL
63
62 CAPX2
CAPX1
12 V
CLAMP
to the
VCM
MOT1
MOT2
MOT3
3 k
3 k
1 k
3 k
from the
PWM DAC
Rsense
1
CAPY
IDRIVE
12
BRAKEPOWER
47
BRAKEDELAY
51
AGND
16
DGND
64
VDDA1
27
VDDD
55
from the
POR circuit
to the
LATCH
to the
VCM
DIGITAL
CONTROL
21
RPOS
20
SICOMP
18
SINTIN
15
SISENS
5
×
INTG
COMP
COMP
BEMF comp 1
BEMF comp 2
BEMF comp 3
DRIVER
DRIVER
DRIVER
DRIVER
DRIVER
DRIVER
COMP
COMP
COMP
0.4 V
LACTIVE
LHOLD
TDA5149G
1
2
3
1
2
3
4
5
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