Bi-Directional Motor Driver Built-in brake function. Built-in ele

The Datasheet Archive - 100 Million Datasheets from 7500 Manufacturers.

Bi-Directional Motor Driver Built-in brake function. Built-in ele

Datasheet Thumbnail

Top Searches for this datasheet

KA8301
Bi-Directional Motor Driver
Built-in brake function. Built-in element absorb surge current derived from changing motor direction braking motor drive. External motor speed control Motor direction change circuit. Interfaces with CMOS devices.
Description
KA8301 monolithic integrated circuit designed driving bi-directional motor with braking speed control, suitable loading motor driver systems. speed control achieved adjusting external voltage speed control pin.
10-SIPH-B
Typical Application
Video cassette recorder (VCR) loading motor current motor such audio video equipment General motor
Ordering Information
Device KA8301-L Package 10-SIPH-B Operating Temp. -25°C +75°C
Rev. 1.0.1 February. 2000.
©2000 Fairchild Semiconductor International
KA8301
Assignments
KA8301
VOUT1
VCC1
VCC2
VOUT2
Definitions
Number Name VOUT1 VCC1 VCC2 VOUT2 Ground Output Phase compensation Motor speed control Input Input Supply voltage (Signal) Supply voltage (Power) Phase compensation Output Function Description
KA8301
Internal Block Diagram
DRIVER
PRE-DRIVER
LOGIC
VOUT1
VCC1
VCC2
VOUT2
KA8301
Equivalent Circuits
Description Output
Internal circuit
Phase compensation
Speed control
KA8301
Equivalent Circuit (Continued)
Description Input
Internal circuit
VCC1 VCC2
KA8301
Absolute Maximum Ratings (Ta=25°C)
Parameter Supply voltage Maximum output current Power dissipation Input voltage Operating temperature Storage temperature Symbol VCCmax IOmax TOPR TSTG Value
note1
Unit
15note2 -0.3 +150
Notes: Duty 1/100, pulse width 500µs When mounted glass epoxy (76.2 1.57mm) Power dissipation reduces 120mW 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
KA8301
Electrical Characteristics (Ta=25°C, Vcc=12V)
Parameter Quiescent current Min. input-on current Min. input-on current Input threshold voltage Input threshold voltage Output leakage current Output leakage current Zener current Zener current Output voltage Output voltage Saturation voltage (Pin10-1) Saturation voltage (Pin2-1) Saturation voltage (Pin8-2) Saturation voltage (Pin8-10) Symbol IIN1 IIN2 VINTH1 VINTH2 IOL1 IOL2 VCE10-1 VCE2-1 VCE8-2 VCE8-10 Conditions Pin5 GND, RL=, pin5=IIN1, pin6=L RL=, pin5=L, pin6=IIN2 RL=, pin5=VINTH1, pin6=L RL=, pin5=L, pin6=VINTH2 RL=, pin5 6=GND RL=, pin5 6=GND RL=, pin5=H, pin6=L RL=, pin5=L, pin6=H RL=60, pin5=H, pin6=L RL=60, pin5=L, pin6=H RL=RC=, pin5=H, pin6=L, ISINK=100mA RL=RC=, pin5=L, pin6=H, ISINK=100mA RL=RC=, pin5=H, pin6=L, ISOURCE=100mA RL=RC=, pin5=L, pin6=H, ISOURCE=100mA Min. Typ. 0.85 0.85 0.83 0.83 0.83 0.83 Max. Units
KA8301
Application Information
FORWARD REVERSE CONTROL LOGIC (0.7V (0.7V (2.0V (2.0V (0.7V (2.0V (0.7V (2.0V Function Brake Reverse Forward Brake
#5=H, #6=L, load current flows from through motor. #5=L, #6=H, load current flows from through motor. #5=pin #6=L #5=pin #6=H, KA8301 stops supplying power motor while absorbing counter from motor brake. RUSH CURRENT RESTRICTING CIRCUIT high voltage generated during reversing operation applied across #10, internal comparator activates rush current restricting circuit. DRIVE CIRCUIT forward mode, drive circuit supplies load current motor from #10. reverse mode, supplies current from output voltage (VOUT) applied motor given followings; VOUT VCE(sat), where VZD: zener voltage applied left open, output voltage given followings; VOUT VCC1 VCE(sat, pnp) VCE(sat)
KA8301
Typical Performance Characteristics
KA8301
Typical Performance Characteristics (Continued)
KA8301
Typical Performance Characteristics (Continued)
KA8301
Test Circuits
KA8301
VOUT1 0.1µF 7.4V VCC1 VCC2 VOUT2
Typical Application Circuits
KA8301
VOUT1 VCC1 VCC2 VOUT2
0.1µ
KA8301
DISCLAIMER 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 PRESIDENT FAIRCHILD SEMICONDUCTOR INTERNATIONAL. used herein: Life support devices systems devices systems which, intended surgical implant into body, support sustain life, whose failure perform when properly used accordance with instructions provided labeling, reasonably expected result significant injury user.
www.fairchildsemi.com 12/1/00 0.0m Stock#DSxxxxxxxx 2000 Fairchild Semiconductor International
critical component component life support device system whose failure perform reasonably expected cause failure life support device system, affect safety effectiveness.

Bi-Directional Motor Driver Built-in brake function. Built-in ele

Top Searches for this datasheet

Other recent searches