參數(shù)資料
型號(hào): L6470PD
廠商: STMICROELECTRONICS
元件分類: 運(yùn)動(dòng)控制電子
英文描述: STEPPER MOTOR CONTROLLER, 7 A, PDSO36
封裝: ROHS COMPLIANT, SSOP-36
文件頁(yè)數(shù): 6/61頁(yè)
文件大?。?/td> 703K
代理商: L6470PD
Electrical characteristics
L6470
14/61
Doc ID 16737 Rev 1
tholSDI
Data input hold time (5)
TBD
ns
tenSDO
Data output enable time (5)
TBD
ns
tdisSDO
Data output disable time (5)
TBD
ns
tvSDO
Data output valid time (5)
TBD
ns
tholSDO
Data output hold time (5)
TBD
ns
Switch input (SW)
RPUSW
SW input pull-up resistance
65.2
TBD
k
Ω
PWM modulators
fPWM
Programmable PWM frequency (1)
fosc = 16MHz
2.8
62.5
kHz
fosc = 32MHz
5.6
125
NPWM
PWM resolution
8
bit
Overcurrent protection
OCD_thMAX
Maximum programmable overcurrent
detection threshold
OCD_TH = ‘1111’
TBD
6
TBD
A
OCD_thMIN
Minimum programmable overcurrent detection
threshold
OCD_TH = ‘0000’
TBD 0.375 TBD
A
OCD_th3A
OCD_TH = ‘0111’
TBD
3
TBD
A
OCD_thRES
Programmable overcurrent detection threshold
resolution
0.375
A
tOCD,Flag
OCD to Flag signal delay time
dIout/dt = 350A/ìs,
RFLAG = TBD
TBD
ns
tOCD,SD
OCD to shut-down delay time
dIout/dt = 350A/ìs
POW_SR = '10'
TBD
s
Standby
IqSTBY
Quiescent motor supply current in standby
conditions
VS = 8V
TBD
A
VS = 24V
TBD
tSTBY,min
Minimum standby time
TBD
ms
tlogicwu
Logic power-on and wake-up time
TBD
s
tcpwu
Charge pump power-on and wake-up time
Power bridges disabled,
Cp = 10nF,
Cboot = 220nF
TBD
ms
Internal voltage regulator
VREG
Voltage regulator output voltage
TBD
3
TBD
V
IREG
Voltage regulator output current
TBD
mA
PREG
Voltage regulator power dissipation
TBD mW
IREG,STBY
Voltage regulator standby output current
TBD
mA
Table 4.
Electrical characteristics (continued)
Symbol
Parameter
Test condition
Min
Typ
Max Unit
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