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L9903, L9903B, L9903TRC7

Table of contents:
Info of L9903
Info of L9903B
Info of L9903TRC7

L9903, L9903B, L9903TRC7 Selling Leads, Datasheet

MFG:STMicroelectronics Category:Integrated Circuits (ICs) Package Cooled:SOP D/C:08+/09+

L9903, L9903B, L9903TRC7 Datasheet download

Five Points

Part Number: L9903

Category: Integrated Circuits (ICs)

MFG: STMicroelectronics

Package Cooled: SOP

D/C: 08+/09+

Description: IC CTRLR MOTOR BRIDGE SO-20

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L9903 Parameters

Technical/Catalog Information	L9903
Vendor	STMicroelectronics
Category	Integrated Circuits (ICs)
Applications	DC Motor Controller, Bridge
Number of Outputs	1
Voltage - Supply	8 V ~ 20 V
Voltage - Load	-
Current - Output	-
Operating Temperature	-40°C ~ 150°C
Package / Case	20-SOIC (7.5mm Width)
Packaging	Tube
Drawing Number	*
Lead Free Status	Lead Free
RoHS Status	RoHS Compliant
Other Names	L9903 L9903

L9903 General Description

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

L9903 Maximum Ratings

Symbol	Symbol	Value	Unit
V_{CB1 ,} V_CB2	Bootstrap voltage	-0.3 to 40	V
I_{CB1 ,} I_CB2	Bootstrap current	-100	mA
V_CP	Charge pump voltage	-0.3 to 40	V
I_CP	Charge pump current	-1	mA
V_{DIR ,}V_EN ,V_PWM _,V_TX	Logic input voltage	-0.3 to 7	V
I_{DIR ,}I_EN ,I_PWM _,I_TX	Logic input current	±1	mA
V_{DG ,}V_RX	Logic output voltage	-0.3 to 7	V
I_DG _,I_RX	Logic output current	-1	mA
V_GH1, V_GH2	Gate driver voltage	-0.3 to V_SX+ 10	V
I_{GH1 ,} I_GH2	Gate driver current	-1	mA
V_{GL1 ,} V_GL2	Gate driver voltage	-0.3 to 10	V
I_{GL1 ,} I_GL2	Gate driver current	-10	mA
V_K	K-line voltage	-20 to VS	V
V_PR	Programming input voltage	-0.3 to 7	V
I_PR	Programming input current	-1	mA
V_{S1 ,} V_S2	Source/drain voltage	-2 to V_VS+ 2	V
I_{S1 ,} I_S2	Source/drain current	-10	mA
V_ST	Output voltage	-0.3 to 40	V
I_ST	Step up output current	-1	mA
V_VSDC	DC supply voltage	-0.3 to 27	V
V_VSP	Pulse supply voltage (T £ 500ms)	40	V
I_VS	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

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