Bi-Directional Motor Driver modes available (CW/CCW/STOP/BRAKE) O

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Bi-Directional Motor Driver modes available (CW/CCW/STOP/BRAKE) O

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KA8306
Bi-Directional Motor Driver
modes available (CW/CCW/STOP/BRAKE) Output current 1.0A (AVE.) 1.5A (PEAK) Wide range operating voltage VREF Built thermal shutdown, over current protection short circuit current circit.
Description
KA8306 monolithic integrated circuit designed driving bi-directional motor with dual bridge driver, suitable cassette loading motor driver systems.
10-SIPH-B
Typical Applications
Video cassette recorder (VCR) loading motor current motor such audio video equipment General motor
Ordering Information
Device KA8306 Package 10-SIPH-B Operating Temp. -25°C +75°C
Rev. 1.0.0 February. 2000.
©2000 Fairchild Semiconductor International
KA8306
Assignments
KA8306
OUT2
OUT3
VREF
OUT1
Definitions
Number Name OUT2 OUT3 VREF OUT1 Ground Output Output Input Input Input Supply voltage (Signal) Motor speed control Supply voltage (Power) Output Function Description
KA8306
Internal Block Diagram
VREF
OUT2
PROTECTOR CIRCUIT (TSD)
OUT1
OUT3
KA8306
Equivalent Circuits
Description Input
Internal circuit
Input terminals pins high active type have hysteresis 0.7V type type source mode input current required.
Output
VREF Circuit
VREF
Output voltage controlled VREF voltage relationship between VOUT VREF VOUT=VBE(=0.7)+VREF VREF ternianl required connect terminal stable operation case requirement VOUT control.
KA8306
Absolute Maximum Ratings (Ta= 25°C)
Parameter Supply voltage Motor drive voltage Reference voltage Maximum output current Power dissipation Operating temperature Storage temperature Symbol VCCmax VSmax VREFmax IOmax(PEAK) IOmax(AVE) TOPR TSTG Value 1.5note1 15note2 +150 Unit
Notes: Duty 1/100, pulse width 500µs When mounted glass epoxy (76.2 1.57mm) Power dissipation reduces 103.4mW using above Ta=25°C
exceed SOA(Safe Operating Area).
Power Dissipation Curve
Ambient temperature, [°C]
Recommened Operating Conditions (Ta= 25°C)
Parameter Operating supply voltage Symbol Value Unit
KA8306
Electrical Characteristics
(Unless otherwise specified, Ta=25°C, VCC=8V, RL=8, f=1kHz) Parameter Supply current Input operating voltage Input current Input hysteresis voltage Saturation voltage Upper Lower Upper Lower Output voltage Symbol ICC1 ICC2 VIN-H VIN-L VHYS VSAT-1U VSAT-1L VSAT-2U VSAT-2L VO-1 VO-2 Leakage current Diode forward voltge Reference current Upper Lower Upper Lower IL-U IL-L VF-U VF-L IREF Test Circuit Conditions Output CW/CCW mode Output off, stop mode TJ=25°C TJ=25°C VIN=3.5V, Sink mode VREF=VS, IO=0.2A VREF=VS, IO=0.2A VREF=VS, IO=1.0A VREF=VS, IO=1.0A VREF=10V, IO=0.5A Output measure VREF=10V, IO=0.5A Output measure VS=25V VS=25V IF=1.0A IF=1.0A VREF=10V, Source mode Min. 10.3 10.1 Typ. 10.7 10.5 Max. 11.5 11.3 Units
KA8306
Application Informations
LOGIC INPUT OUTPUT TABLE Inputnote1 OUT1 Output OUT2 note2 note2 OUT3 note2 note2 Brake Pin102 Pin210 Stop Stop Brake Motor Brake Stop Stop Pin103 Pin310 Brake
Notes: Inputs high active type High impedance
KA8306
Typical Performance Characteristics
VCTL
VSAT (Upper)
VSAT (Lower)
KA8306
Test Circuits
VREF
KA8306
VIN(H)
Test Circuits
VREF
IIN1 IIN2
VREF
OUT2
KA8306
OUT1
IIN3
OUT3
VIN(H) 3.5V
VIN(L) 0.8V
KA8306
Test Circuits
IREF VREF
IIN1 IIN2 VREF OUT2
VSATU
KA8306
OUT1
IIN3
OUT3
calibration required adjust specified values test condition
VSATL
Test Circuits
VREF
OUT2
KA8306
OUT1
OUT3
OUT3
KA8306
Typical Application Circuits
NOTE VREF VREF OUT2 IREF
10µF
KA8306
OUT3
OUT1
Notes: Connect required
10-SIPH-B
26.50 ±0.20 1.043 ±0.008 1.55 ±0.10 0.061 ±0.004 0.50
-0.05
26.90 1.059
+0.10
2.54 0.100
1.40 ±0.10 0.055 ±0.004 0.60 ±0.10 0.024 ±0.004
2.29 ±0.20 0.090 ±0.008
5.91 ±0.30 0.233 ±0.012
+0.004 0.020 -0.002
1.82 0.072
8.40 ±0.20 0.331 ±0.008
1.60 ±0.20 0.063 ±0.008
16.00 ±0.20 0.630 ±0.008
21.09 0.830 3.60 ±0.20 0.142 ±0.008
1.20 ±0.20 0.047 ±0.008
3.20 ±0.20 0.126 ±0.008
TRADEMARKS
following registered unregistered trademarks Fairchild Semiconductor owns authorized intended exhaustive list such trademarks.
Quiet SeriesFAST®
DISCLAIMER
QFETQSQT OptoelectronicsQuiet SeriesSuperSOTTM-3 SuperSOTTM-6 SuperSOTTM-8 SyncFETTinyLogicUHC
VCX
FAIRCHILD SEMICONDUCTOR RESERVES RIGHT MAKE CHANGES WITHOUT FURTHER NOTICE PRODUCTS HEREIN IMPROVE RELIABILITY, FUNCTION DESIGN. FAIRCHILD DOES ASSUME LIABILITY ARISING APPLICATION PRODUCT CIRCUIT DESCRIBED HEREIN; NEITHER DOES CONVEY LICENSE UNDER PATENT RIGHTS, RIGHTS OTHERS.
LIFE SUPPORT POLICY FAIRCHILD'S PRODUCTS AUTHORIZED CRITICAL COMPONENTS LIFE SUPPORT DEVICES SYSTEMS WITHOUT EXPRESS WRITTEN APPROVAL FAIRCHILD SEMICONDUCTOR CORPORATION. used herein: Life support devices systems devices critical component component life support device system whose failure perform systems which, intended surgical implant into reasonably expected cause failure life body, support sustain life, whose support device system, affect safety failure perform when properly used accordance with instructions provided labeling, effectiveness. reasonably expected result significant injury user. PRODUCT STATUS DEFINITIONS Definition Terms Datasheet Identification Advance Information Product Status Formative Design Definition This datasheet contains design specifications product development. Specifications change manner without notice. This datasheet contains preliminary data, supplementary data will published later date. Fairchild Semiconductor reserves right make changes time without notice order improve design. This datasheet contains final specifications. Fairchild Semiconductor reserves right make changes time without notice order improve design.
Preliminary
First Production
Identification Needed
Full Production
Obsolete
Production
This datasheet contains specifications product that been discontinued Fairchild semiconductor. datasheet printed reference information only.
Rev.

Bi-Directional Motor Driver modes available (CW/CCW/STOP/BRAKE) O

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