Datasheet

L9935 Pin description
Doc ID 5198 Rev 10 7/29
2 Pin description
Figure 2. Pin connection (top view)
Table 2. Pin function
Pin No Name Description
1,10,11,20 GND
Ground. (All ground pins are internally connected to the frame of the
device).
2OUT
A1
Output1 of full bridge 1
3 SCK Clock for serial interface (SPI)
4 SDI Serial data input
5 SDO Serial data output
6 VCC 5V logic supply voltage
7 CSN Chip select (Low active)
8EN
Enable (Low active)
9OUT
B1
Output1of full bridge 2
12 SR
B
Current sense resistor of the chopper regulator for OUTB
13 OUT
B2
Output 2 of full bridge 2
14 C
DRV
Charge pump buffer capacitor
15 OSC Oscillator capacitor or external clock
16 V
S
Supply voltage
17 NC Not connected
18 OUT
A2
Output of full bridge 1
19 SR
A
Current sense resistor of the chopper regulator for OUT
A
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