E-L9935 STMicroelectronics, E-L9935 Datasheet - Page 7
![IC STEPPER MOTOR DVR 2PH 20PWRSO](/photos/6/93/69347/497-20-powersoic_series_sml.jpg)
E-L9935
Manufacturer Part Number
E-L9935
Description
IC STEPPER MOTOR DVR 2PH 20PWRSO
Manufacturer
STMicroelectronics
Type
2 Phase Stepper Motor Driverr
Datasheet
1.L9935.pdf
(29 pages)
Specifications of E-L9935
Applications
Stepper Motor Driver, 2 Phase
Number Of Outputs
1
Current - Output
±1.2A
Voltage - Supply
8 V ~ 24 V
Operating Temperature
-40°C ~ 150°C
Mounting Type
Surface Mount
Package / Case
PowerSO-20 Exposed Bottom Pad
Product
Stepper Motor Controllers / Drivers
Operating Supply Voltage
14.4 V
Supply Current
4.5 mA
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Load
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
L9935
2
Pin description
Figure 2.
Table 2.
1,10,11,20
Pin No
12
13
14
15
16
17
18
19
2
3
4
5
6
7
8
9
Pin connection (top view)
Pin function
OUT
OUT
OUT
OUT
Name
C
GND
SDO
VCC
CSN
OSC
SCK
SR
SR
SDI
EN
NC
V
DRV
S
B
A
A1
A2
B1
B2
Ground. (All ground pins are internally connected to the frame of the
device).
Output1 of full bridge 1
Clock for serial interface (SPI)
Serial data input
Serial data output
5V logic supply voltage
Chip select (Low active)
Enable (Low active)
Output1of full bridge 2
Current sense resistor of the chopper regulator for OUTB
Output 2 of full bridge 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 regulator for OUT
Doc ID 5198 Rev 9
Description
Pin description
A
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