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MFG:STM  Package Cooled:SOP-20  D/C:04+  

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L99 Series Datasheet download

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Part Number: L9903

 

MFG: STM

Package Cooled: SOP-20

D/C: 04+

Description: Control circuit for power MOS bridge driver in automotive applications with ISO 9141bus interface.

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L9903 General Description


Control circuit for power MOS bridge driver in automotive applications with ISO 9141bus interface.

L9903 Maximum Ratings

Symbol Symbol Value Unit
VCB1 , VCB2 Bootstrap voltage -0.3 to 40 V
ICB1 , ICB2 Bootstrap current -100 mA
VCP Charge pump voltage -0.3 to 40 V
ICP Charge pump current -1 mA
VDIR ,VEN
,
VPWM ,VTX
Logic input voltage -0.3 to 7 V
IDIR ,IEN
,
IPWM ,ITX
Logic input current ±1 mA
VDG ,VRX Logic output voltage -0.3 to 7 V
IDG ,IRX Logic output current -1 mA
VGH1, VGH2 Gate driver voltage -0.3 to VSX + 10 V
IGH1 , IGH2 Gate driver current -1 mA
VGL1 , VGL2 Gate driver voltage -0.3 to 10 V
IGL1 , IGL2 Gate driver current -10 mA
VK K-line voltage -20 to VS V
VPR Programming input voltage -0.3 to 7 V
IPR Programming input current -1 mA
VS1 , VS2 Source/drain voltage

-2 to VVS + 2

V
IS1 , IS2 Source/drain current -10 mA
VST Output voltage -0.3 to 40 V
IST Step up output current -1 mA
VVSDC DC supply voltage -0.3 to 27 V
VVSP Pulse supply voltage (T £ 500ms) 40 V
IVS DC supply current -10 mA

For externally applied voltages or currents exceeding these limits damage of the device may occur!
All pins of the IC are protected against ESD. The verification is performed according to MIL883C, human body model with R=1.5k, C=100pF and discharge voltage ±2kV, corresponding to a maximum discharge energy of 0.2mJ.

L9903 Features

` OPERATING SUPPLY VOLTAGE 8V TO 20V, OVERVOLTAGE MAX. 40V
` OPERATING SUPPLY VOLTAGE 6V WITH IMPLEMENTED STEPUP CONVERTER
` QUIESCENT CURRENT IN STANDBY MODE LESS THAN 50A
` ISO 9141 COMPATIBLE INTERFACE
` CHARGE PUMP FOR DRIVING A POWER MOS AS REVERSE BATTERY PROTECTION
` PWM OPERATION FREQUENCY UP TO 30KHZ
` PROGRAMMABLE CROSS CONDUCTION PROTECTION TIME
` OVERVOLTAGE, UNDERVOLTAGE, SHORT CIRCUIT AND THERMAL PROTECTION
` REAL TIME DIAGNOSTIC

L9903 Connection Diagram

L9903  Connection Diagram

L9903 datasheet

L9903
PDF/DataSheet Download

  • Datasheet: L9903
  • File Size: 134408 KB
  • Manufacturer: STMICROELECTRONICS [STMicroelectronics]
  • Click here to Download

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