參數(shù)資料
型號: L6470HTR
廠商: STMICROELECTRONICS
元件分類: 運動控制電子
英文描述: STEPPER MOTOR CONTROLLER, 7 A, PDSO28
封裝: ROHS COMPLIANT, HTSSOP-28
文件頁數(shù): 4/64頁
文件大小: 814K
代理商: L6470HTR
Electrical characteristics
L6470
12/64
Doc ID 16737 Rev 2
tf
Fall time (3)
POW_SR = '00'; Iout = +1A
90
ns
POW_SR = '00'; Iout = -1A
110
POW_SR = ‘11’, Iout = ±1A
110
POW_SR = ‘10’, Iout = ±1A
260
POW_SR = ‘01’, Iload= ±1A
375
SRout_r
Output rising slew-rate
POW_SR = '00', Iout = +1A
285
V/s
POW_SR = '00', Iout = -1A
360
POW_SR = ‘11’, Iout = ±1A
285
POW_SR = ‘10’, Iout = ±1A
150
POW_SR = ‘01’, Iout = ±1A
95
SRout_f
Output falling slew-rate
POW_SR = '00', Iout = +1A
320
V/s
POW_SR = '00', Iout = -1A
260
POW_SR = ‘11’, Iout = ±1A
260
POW_SR = ‘10’, Iout = ±1A
110
POW_SR = ‘01’, Iout = ±1A
75
Dead time and blanking
tDT
Dead time
POW_SR = '00'
250
ns
POW_SR = ‘11’,
fOSC = 16MHz
375
POW_SR = ‘10’,
fOSC = 16MHz
625
POW_SR = ‘01’,
fOSC = 16MHz
875
tblank
Blanking time
POW_SR = '00'
250
ns
POW_SR = ‘11’,
fOSC = 16MHz
375
POW_SR = ‘10’,
fOSC = 16MHz
625
POW_SR = ‘01’,
fOSC = 16MHz
875
Source-drain diodes
VSD,HS
High side diode forward ON voltage
Iout = 1 A
1
1.1
V
VSD,LS
Low side diode forward ON voltage
Iout = 1 A
1
1.1
V
trrHS
High side diode reverse recovery time
Iout = 1 A
30
ns
trrLS
Low side diode reverse recovery time
Iout = 1 A
100
ns
Table 4.
Electrical characteristics (continued)
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
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