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1、 22614NK 20140212 S00007 No A2039 1 10 Semiconductor Components Industries LLC 2014 February 2014 LV8549MC Overview The LV8549MC is a low saturation voltage stepper motor driver IC It is optimal for Full step motor drive in 12V system products Function DMOS output transistor adoption Upper and lower
2、 total RON 1 typ The compact package SOIC10 is adopted VCC max 20v IO max 1A For one power supply The control system power supply is unnecessary Current consumption 0 when standing by Specifications Absolute Maximum Ratings at Ta 25 C Parameter Symbol Conditions Ratings Unit Maximum power supply vol
3、tage VCC max VCC 0 3 to 20 V Output impression voltage VOUT OUT1 OUT2 OUT3 OUT4 0 3 to 20 V Input impression voltage VIN ENA IN1 IN2 0 3 to 6 V GND pin outflow current IGND Per ch 1 0 A Allowable Power dissipation Pd max 1 0 W Operating temperature Topr 30 to 85 C Storage temperature Tstg 40 to 150
4、C When mounted on the specified printed circuit board 57 0mm 57 0mm 1 6mm glass epoxy both sides Caution 1 Absolute maximum ratings represent the value which cannot be exceeded for any length of time Caution 2 Even when the device is used within the range of absolute maximum ratings as a result of c
5、ontinuous usage under high temperature high current high voltage or drastic temperature change the reliability of the IC may be degraded Please contact us for the further details Recommendation Operating Conditions at Ta 25 C Parameter Symbol Conditions Ratings Unit Power supply voltage VCC VCC 4 0
6、to 16V Input H level voltage VINH ENA IN1 IN2 1 8 to 5 5V Input L level voltage VINL 0 3 to 0 7V Ordering number ENA2039C Monolithic Linear IC 12V Low Saturation Voltage Drive Stepper Motor Driver ORDERING INFORMATION See detailed ordering and shipping information on page 10 of this data sheet Stres
7、ses exceeding Maximum Ratings may damage the device Maximum Ratings are stress ratings only Functional operation above the Recommended Operating Conditions is not implied Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability SOIC10 LV8549MC No A2039 2
8、 10 Electrical Characteristics at Ta 25 C VCC 12V Parameter Symbol Conditions Ratings Unit min typ max Power supply voltage ICC0 Standby mode ENA L 1 A ICC1 ENA H no load 1 7 2 3mA Input current IIN VIN 5V 3050 65 A Thermal shutdown operating temperature Ttsd Design certification 150180 210 C Temper
9、ature hysteresis width Ttsd Design certification 40 C Low voltage protection function operation voltage VthVCC 3 33 5 3 65V Release voltage Vthret 3 553 8 3 95V Output ON resistance Upper and lower total RON IOUT 1 0A 0 71 1 25 Output leak current IOleak VO 16V 10 A Diode forward voltage VD ID 1 0A
10、1 0 1 2V Package Dimensions SOIC 10NB CASE 751BQ 01 ISSUE A SEATING PLANE 1 5 610 h X 45 NOTES 1 DIMENSIONING AND TOLERANCING PER ASME Y14 5M 1994 2 CONTROLLING DIMENSION MILLIMETERS 3 DIMENSION b DOES NOT INCLUDE DAMBAR PROTRUSION ALLOWABLE PROTRUSION SHALL BE 0 10mm TOTAL IN EXCESS OF b AT MAXIMUM
11、 MATERIAL CONDITION 4 DIMENSIONS D AND E DO NOT INCLUDE MOLD FLASH PROTRUSIONS OR GATE BURRS MOLD FLASH PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0 15mm PER SIDE DIMENSIONS D AND E ARE DE TERMINED AT DATUM F 5 DIMENSIONS A AND B ARE TO BE DETERM INED AT DATUM F 6 A1 IS DEFINED AS THE VERTICAL DISTA
12、NCE FROM THE SEATING PLANE TO THE LOWEST POINT ON THE PACKAGE BODY D EH A1 A DIM D MINMAX 4 805 00 MILLIMETERS E3 804 00 A1 251 75 b0 310 51 e1 00 BSC A10 100 25 A30 170 25 L0 401 27 M0 8 H5 806 20 C M 0 25 M XXXXX Specific Device Code A Assembly Location L Wafer Lot Y Year W Work Week Pb Free Packa
13、ge GENERIC MARKING DIAGRAM This information is generic Please refer to device data sheet for actual part marking Pb Free indicator G may or not be present DIMENSION MILLIMETERS For additional information on our Pb Free strategy and soldering details please download the ON Semiconductor Soldering and
14、 Mounting Techniques Reference Manual SOLDERRM D SOLDERING FOOTPRINT XXXXX ALYWX 1 10 h0 37 REF L20 25 BSC A TOP VIEW C0 20 2X 5 TIPS A BD C0 10A B 2X C0 10A B 2X e C0 10 b10X B C C0 10 10X SIDE VIEW END VIEW DETAIL A 6 50 10X1 18 10X0 58 1 00 PITCH RECOMMENDED 1 L F SEATING PLANE C L2 A3 DETAIL A D
15、 LV8549MC No A2039 3 10 Block Diagram Pd max Ta 0 1 5 5030100 30 0 5 1 0 0 52 70 1090 Ambient temperature Ta C Allowable power dissipation Pd max W Specified circuit board 57 0 57 0 1 6mm3 glass epoxy board Both sides LVS INPUT LOGIC H side PRE L side PRE H side PRE L side PRE VCC VCC OUT1 OUT2 M OU
16、T3 OUT4 IN1 IN2 ENA TSDVREF GND LV8549MC No A2039 4 10 Pin Assignment Pin function Pin No Pin name Pin function Equivalent Circuit 1 VCC Power supply voltage pin VCC voltage is impressed The permissible operation voltage is from 4 0 to 16 0 V The capacitor is connected for stabilization for GND pin 6pin 2 ENA Motor drive control input pin ENA pin becomes the stand by mode in L and can 0 circuitry current When ENA pin are H from the stand by mode the output state becomes an output corresponding t
