參數(shù)資料
型號: L9935
廠商: 意法半導(dǎo)體
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: TWO-PHASE STEPPER MOTOR DRIVER
中文描述: 兩相步進(jìn)電機(jī)驅(qū)動(dòng)器
文件頁數(shù): 2/19頁
文件大小: 159K
代理商: L9935
PIN FUNCTIONS
Pin N
o
1,10,11,20
2
3
4
5
6
7
8
9
12
13
14
15
16
17
18
19
Name
GND
OUT
A1
SCK
SDI
SDO
VCC
CSN
EN
OUT
B1
SR
B
OUT
B2
C
DRV
OSC
VS
NC
OUT
A2
SR
A
Description
Ground. (All ground pins are internally connected to the frame of the device).
Output 1 of fullbridge 1
Clock for serial interface (SPI)
Serial data input
Serial data output
5V logic suplly voltage
Chip select (Low active)
Enable (Low active)
Output 1 of fullbridge 2
Cyrrent sense resistor of the chopper regulator for OUT
B
Output 2 of fullbridge 2
Charge pump buffer capacitor
Oscillator capacitor or external clock
Supply voltage
Not connected
Output of full bridge 1
Current sense resistor of the chopper regulatorfor OUT
A
GND
OUT
B1
EN
CSN
VCC
SDI
SDO
SCK
OUT
A1
GND
SR
A
GND
OUT
A2
N.C.
OSC
V
S
C
DRV
OUT
B2
SR
B
GND
10
8
9
7
6
5
4
3
2
13
14
15
16
17
19
18
20
12
1
11
D99AT416
PIN CONNECTION
L9935
2/19
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