參數(shù)資料
型號(hào)： LV8731V
廠商： SANYO SEMICONDUCTOR CO LTD
元件分類： 運(yùn)動(dòng)控制電子
英文描述： STEPPER MOTOR CONTROLLER, 2.5 A, PDSO44
封裝： 0.275 INCH, SSOP-44
文件頁(yè)數(shù)： 12/26頁(yè)
文件大?。?/td> 323K
代理商： LV8731V
LV8731V
No.A1482-2/26
Continued from preceding page.
Parameter
Symbol
Conditions
Ratings
Unit
Allowable power dissipation
Pd max
Ta
≤ 85°C *
3.25
W
Operating temperature
Topr
-20 to +85
°C
Storage temperature
Tstg
-55 to +150
°C
* Specified circuit board : 90.0mm
×90.0mm×1.6mm, glass epoxy 2-layer board, with backside mounting.
Allowable Operating Ratings at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Supply voltage range
VM
9 to 32
V
Logic input voltage
VIN
0 to 5.5
V
VREF input voltage range
VREF
0 to 3
V
Electrical Characteristics at Ta = 25°C, VM = 24V, VREF = 1.5V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Standby mode current drain
IMst
ST = “L”
100
400
μA
Current drain
IM
ST = “H”, OE = “L”, with no load
3.2
5
mA
VREG5 output voltage
Vreg5
IO = -1mA
4.5
5
5.5
V
Thermal shutdown temperature
TSD
Design guarantee
150
180
200
°C
Thermal hysteresis width
ΔTSD
Design guarantee
40
°C
Motor driver
Ronu
IO = 2A, Upper-side on resistance
0.3
0.4
Ω
Output on resistance
Rond
IO = 2A, Lower-side on resistance
0.25
0.33
Ω
Output leakage current
IOleak
50
μA
Diode forward voltage
VD
ID = -2A
1.2
1.4
V
IINL
VIN = 0.8V
4
8
12
μA
Logic pin input current
IINH
VIN = 5V
30
50
70
μA
Logic high-level input voltage
VINH
2.0
V
Logic low-level input voltage
VINL
0.8
V
Vtdac0_4W
Step 0 (When initialized : channel 1
comparator level)
0.291
0.3
0.309
V
Vtdac1_4W
Step 1 (Initial state+1)
0.291
0.3
0.309
V
Vtdac2_4W
Step 2 (Initial state+2)
0.285
0.294
0.303
V
Vtdac3_4W
Step 3 (Initial state+3)
0.279
0.288
0.297
V
Vtdac4_4W
Step 4 (Initial state+4)
0.267
0.276
0.285
V
Vtdac5_4W
Step 5 (Initial state+5)
0.255
0.264
0.273
V
Vtdac6_4W
Step 6 (Initial state+6)
0.240
0.249
0.258
V
Vtdac7_4W
Step 7 (Initial state+7)
0.222
0.231
0.240
V
Vtdac8_4W
Step 8 (Initial state+8)
0.201
0.21
0.219
V
Vtdac9_4W
Step 9 (Initial state+9)
0.180
0.189
0.198
V
Vtdac10_4W
Step 10 (Initial state+10)
0.157
0.165
0.173
V
Vtdac11_4W
Step 11 (Initial state+11)
0.134
0.141
0.148
V
Vtdac12_4W
Step 12 (Initial state+12)
0.107
0.114
0.121
V
Vtdac13_4W
Step 13 (Initial state+13)
0.080
0.087
0.094
V
Vtdac14_4W
Step 14 (Initial state+14)
0.053
0.06
0.067
V
4W1-2-phase
drive
Vtdac15_4W
Step 15 (Initial state+15)
0.023
0.03
0.037
V
Vtdac0_W
Step 0 (When initialized : channel 1
comparator level)
0.291
0.3
0.309
V
Vtdac4_W
Step 4 (Initial state+1)
0.267
0.276
0.285
V
Vtdac8_W
Step 8 (Initial state+2)
0.201
0.21
0.219
V
W1-2-phase
drive
Vtdac12_W
Step 12 (Initial state+3)
0.107
0.114
0.121
V
Vtdac0_H
Step 0 (When initialized : channel 1
comparator level)
0.291
0.3
0.309
V
1-2 phase drive
Vtdac8_H
Step 8 (Initial state+1)
0.201
0.21
0.219
V
Current setting
comparator
threshold
voltage
(current step
switching)
2 phase drive
Vtdac8_F
Step 8' (When initialized : channel 1
comparator level)
0.291
0.3
0.309
V
Continued on next page.
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