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參數(shù)資料
| 型號(hào)： | TLS2230 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | Servo-Combination Predriver(伺服-組合預(yù)驅(qū)動(dòng)器) |
| 中文描述： | 伺服組合預(yù)驅(qū)動(dòng)器（伺服-組合預(yù)驅(qū)動(dòng)器） |
| 文件頁數(shù)： | 5/11頁 |
| 文件大小： | 265K |
| 代理商： | TLS2230 |
TLS2230
SERVO-COMBINATION PREDRIVER
SQHS017 – MAY 1996
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
Terminal Functions (Continued)
spindle motor
TERMINAL
NAME
I/O
TYPE
DESCRIPTION
NO.
ADVANCE
13
I
Digital
Commutation-state-machine advance (used for spindle start)
COS
6
O
Analog
Capacitor for one-shot timing
CVCO
21
O
Analog
Capacitor to set VCO speed range for motor commutation
DISPWRN
10
I
Digital
Disable-power (active low) mode control (low level disables spindle power)
ENABLEN
12
I
Digital
Mode control (active low)
ICNTRL
5
I
Analog
Current control for linear operation. Set >3.5 V for PWM.
IFILTER
3
O
Analog
Linear current-control filter
PEFILTER
20
O
Analog
Phase-error filter for commutation PLL
PU
18
I
Analog
Phase U back EMF sense
PV
17
I
Analog
Phase V back EMF sense
PW
16
I
Analog
Phase W back EMF sense
PWMIN
4
I
Digital
PWM input for low-side driver (used during PWM-start and PWM-run modes)
RESET
11
I
Digital
Mode control (active high). Resets VCO and state machine.
RSENSE
8
I
Analog
Spindle-current-sense voltage feedback (high side of RSENSE)
RSLEW
9
O
Analog
Current-setting control for spindle-motor drive slew rates and one-shot timing used in the
constant off-time spindle-motor-current regulator
SENSE/VCO/TACH
19
O
Digital
MUX out: Current threshold SENSE during start
VCO during preset mode or run mode
TACH during coast mode
TH_SENSE
7
I
Analog
Current-sense comparator
UHSD
55
O
Analog
U high-side driver gate
ULSD
2
O
Analog
U low-side driver gate
VHSD
54
O
Analog
V high-side driver gate
VLSD
1
O
Analog
V low-side driver gate
WHSD
53
O
Analog
W high-side driver gate
WLSD
56
O
Analog
W low-side driver gate
voltage monitor
TERMINAL
NAME
I/O
TYPE
DESCRIPTION
NO.
BDLY
44
I
Analog
Brake delay
FAULTN
46
O
Digital
Fault (active low)
VCKWI
49
O
Analog
High 5-V voltage-monitor filter/threshold set
VCK5
47
O
Analog
Low 5-V voltage-monitor filter/threshold set
VCK12
48
O
Analog
Low 12-V voltage-monitor filter/threshold set
WENA
45
O
Digital
Write enable (active high). Low on overvoltage or fault.
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