![](/html/4c/4c79/4c79542f933dad50fd03e32479202f758917dd9e7d13d0002d898e4dbb87f311/bg1.png)
Ordering number:EN1358D
Monolithic Digital IC
LB1642
Bidirectional Motor Driver with
Braking Function
Overview
The LB1642 is a bidirectional motor driver IC. It is
especially suited for use in motor drive applications
where the arm control function of players and the auto
reverse function of cassette decks are performed.
Features
• On-chip braking function.
• On-chip diode to absorb dash current.
• Wide operating voltage range (4 to 16V).
• Direct drivable with TTL.
Specifications
Absoluite Maximum Ratings at Ta = 25˚C
retemaraPlobmySsnoitidnoCsgnitaRtinU
egatlovylppusmumixaMV
egatlovtupnIV
tnerructuptuOI
noitapissidrewopelbawollAxamdP 0.1W
erutarepmetgnitarepOrpoT 57+ot52–
erutarepmetegarotSgtsT 521+ot55–
xam 81V
CC
NI
xamsselrozH2.0=elcyC,sm5=t 7.0A
O
Package Dimensions
unit:mm
3043A-SIP10
[LB1642]
SANYO : SIP10
Vot3.0–
CC
V
˚C
˚C
Allowable Operating Conditions at Ta = 25˚C
retemaraPlobmySsnoitidnoCsgnitaRtinU
egatlovylppuSV
egatlovtupnilevel-hgiHV
egatlovtupnilevel-woLV
tnerructuptuOI
emittibihniesreverdrawroFt
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft’s
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges,or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
CC
HI
LI
O
FFO
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquaters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
73098HA (KT)/N3093TS/9087KI/D163/N173KI, TS No.1358-1/3
61ot4V
Vot2
V
CC
4.0+ot3.0–V
001+ot001–Am
eromro01sµ
![](/html/4c/4c79/4c79542f933dad50fd03e32479202f758917dd9e7d13d0002d898e4dbb87f311/bg2.png)
LB1642
Electrical Characteristics at Ta = 25˚C, VCC=VCC’=12V
retemaraPlobmySsnoitidnoC
1egatlovtuptuolevel-hgiHV
2egatlovtuptuolevel-hgiHV
1egatlovtuptuolevel-woLV
2egatlovtuptuolevel-woLV
egatlovtuptuoretnIV
tnerructupnII
tnerrucegakaeltuptuOI
niardtnerruCI
O
Control Mode
tupnItuptuO
121 2
00 – – nepO
101 0 evirddrawroF
010 1 evirdesreveR
110 0 gnikarB
skrameR
Equivalent Circuit Block Diagram Sample Application Circuit
V1IVro
1HO
V1IVro
2HO
V1IVro
1LO
V1IVro
2LO
1OV–2OV1I
VIV2=07002Aµ
I
kaelVCCV=
V
CC
1NI
V
1NI
I,V2=
2I
2I
2I
2I
Vro
2I
CC
VroV2=
V=
2NI
Am05–=0.11V
O
I,V2=
O
I,V2=
O
I,V2=
O
I,V2=
O
2NI
Am001–=9.01V
Am05=3.0V
Am001=53.0V
Am001±=6.01V
V,V81='
V,V0=
V,V2=
O
CCV=CC
V=1
NI
V,V2=
CCV=CC
V61='06Am
V,V0=2
NI
V61='03Am
V81=001±Aµ
O
sgnitaR
nimpytxam
tinU
No.1358-2/3