參數(shù)資料
型號: TDA5345HT
廠商: NXP SEMICONDUCTORS
元件分類: 運動控制電子
英文描述: 5 V spindle & VCM driver combo
中文描述: DISK DRIVE MOTOR CONTROLLER, 2 A, PQFP64
封裝: LOW PROFILE, PLASTIC, TQFP-64
文件頁數(shù): 42/44頁
文件大?。?/td> 213K
代理商: TDA5345HT
1999 June 10
42
Philips Semiconductors
Preliminary specification
5 V spindle & VCM driver combo
TDA5345HT
TYPICAL APPLICATION SCHEMATIC
Fig.27
VcmVddM VcmVddP
Vdd5Dig
IsoSwSo
Vdd5Ana1 Vdd5Ana2
+5V
SpinGndAB SpinGndC
GNDAna2
GNDAna1
GNDAna3 GndDig
GND
VcmGndPow
NC1
NC2
SpinMotA
SpinMotB
SpinMotC
SpinCenterTap
Spindle
SpinRectBemf
SpinVddA
SpinVddBC
BrakePower
SpinSpeedFilter
SpinCompens
CLOCK
SCLK
SDATA
SEN_N
SpinDigOut
SpinMechClock
ShockCompOut
ASIC
TempMux
RefCurRes
VcmDacOut
VcmInput
VcmCompensOut
VcmSenseInM
VcmSenseInP
VcmMinus
VcmPlus
OpAmpInM
VcmRef
OpAmpOut
VcmBemf
ShockRef
VcmVdd5Div2
PowerFault
PorN
PorCap
Por5Adj
RegSense
RegNPNBase
VCM
ShockInput
ShockCom
ShockAmpOut
ShockFiltOut
R2
R
R
R5
R
R
C2
C2
C3
C7
C8
C9
C12
C13
C14
T1
3v3
(7)
(12)
(33)
(17)
(49)
(20)
(22)
(23)
(6)
(11)
(46)
(47)
(21)
(30)
(18)
(31)
(50)
(29)
(57)
(55)
(53)
(54)
(51)
(3)
(8)
(61)
(13)
(2)
(1)
(10)
(60)
(58)
(59)
(44)
(43)
(52)
(37)
(25)
(38)
(41)
(39)
(42)
(26)
(28)
(9)
(48)
(64)
(32)
(16)
(15)
(5)
(4)
(14)
(63)
(40)
(24)
(56)
RetPmDrain
(62)
VcmCompensIn
(19)
C1
R
RetReset
C4
(45)
Reg3v3PwrUp (34)
Neg3V
(36)
PumpNeg3V
(35)
C5
C6
BdGap (27)
C10
C11
MR preamp
Analog
to dig.
conv
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