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L292

STMicroelectronics
Part Number L292
Manufacturer STMicroelectronics
Description SWITCH-MODE DRIVER
Published Mar 22, 2005
Detailed Description L292 SWITCH-MODE DRIVER FOR DC MOTORS s DRIVING CAPABILITY : 2 A, 36 V, 30 KHz s 2 LOGIC CHIP ENABLE s EXTERNAL LOOP...
Datasheet PDF File L292 PDF File

L292
L292

Overview
L292 SWITCH-MODE DRIVER FOR DC MOTORS s DRIVING CAPABILITY : 2 A, 36 V, 30 KHz s 2 LOGIC CHIP ENABLE s EXTERNAL LOOP GAIN ADJUSTEMENT s SINGLE POWER SUPPLY (18 TO 36 V) s INPUT SIGNAL SYMMETRIC TO GROUND t(s) s THERMAL PROTECTION uc DESCRIPTION d The L292 is a monolithic LSI circuit in 15-lead MulPro t(s) tiwatt ® package.
It is intended for use, together with L290 and L291, as a complete 3-chip motor te c positioning system for applications such as carle u riage/daisy-wheel position control in type-writes.
OObbssoolleettee PPrroodduucctt((ss)) -- OObbssoolete Prod BLOCK DIAGRAM MULTIWATT15 V ORDERING NUMBER: L292 The L290/1/2 system can be directly controlled by a microprocessor.
July 2003 1/13 L292 PIN CONNECTION (Top view) Productt((ss)) ABSOLUTE MAXIMUM RATINGS te c Symbol le du Vs so ro Vi b P Vinhibit - O te Io ) le Ptot t(s o Tstg Parameter Power Supply Input Voltage Inhibit Voltage Output Current Total Power Dissipation (Tcase = 75 °C) Storage and Junction Temperature roduc - Obs THERMAL DATA P t(s) Symbol te c Rth-j-case Parameter Thermal resistance junction-case sole rodu TRUTH TABLE Ob te P Pin 12 leL oL sH Ob H Vinhibit Pin 13 L H L H Value 36 - 15 to + Vs 0 to Vs 2.
5 25 - 40 to + 150 Unit V V V A W °C Value Unit Max 3 °C/W Output Stage Condition Disabled Normal Operation Disabled Disabled 2/13 L292 ELECTRICAL CHARACTERISTCS Symbol Parameter Test Condition Min.
Typ.
Max.
Unit VS Supply Voltage 18 36 V Id Quiescent Drain Current VS = 20V (offset null) 30 50 mA Vos Input Offset Voltage (pin 6) Io = 0 +350 mV Vinh Inhibit Low Level (pin 12, 13) 2 V Inhibit High Level 3.
2 V Iinh Low Voltage Condition Vinh(L) = 0.
4V -100 µA High Voltage Condition Vinh(H) = 3.
2V 10 µA Ii Input Current (pin 6) VI = -8.
8V t(s) Vi Input Voltage (pin 6) duc Io Output Current VI = +8.
8V Rs1 = Rs2 = 0.
2Ω Io = 2A Io = -2A VI = ±9.
8V s1 = Rs2 = 0.
2Ω Pro t(s) VD Total Drop Out Voltage Including sensor resistor Io = 2A...


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