L9951 STMicroelectronics, L9951 Datasheet - Page 18

• Manufacturer Part Number: L9951
• Description: IC REAR DOOR ACT DVR POWERSO-36
• Manufacturer: STMicroelectronics
• Type: DC Motor Driverr

Specifications of L9951

• Applications: Automotive
• Current - Supply: 7mA
• Voltage - Supply: 7 V ~ 28 V
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: PowerSO-36 Exposed Bottom Pad
• Operating Current: 20mA
• Operating Temperature Classification: Automotive
• Motor Controller Type: DC Motor Driver
• Package Type: PowerSO
• Operating Supply Voltage (min): 7V
• Operating Supply Voltage (max): 28V
• Supply Current: 20 mA
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical specifications
18/36
Figure 7.
Figure 8.
CSN
CLK
output current
of a driver
output current
of a driver
DO
DI
CSN
SPI - driver turn-on/off timing, minimum CSN HI time
SPI - timing of status bit 0 (fault condition)
CSN high to low and CLK stays low: status information of data bit 0 (fault condition) is transfered to DO
DO: status information of data bit 0 (fault condition) will stay as long as CSN is low
0 -
OFF state
ON state
DI: data is not accepted
Doc ID 14173 Rev 8
t
t
dOFF
dON
t
r in
CSN low to high: data from shift register
is transferred to output power switches
t
t
OFF
ON
t
CSN_HI,min
OFF state
ON state
t
f in
L9951 / L9951XP
time
time
time
time
80%
50%
20%
80%
50%
20%
80%
50%
20%