Ordering number : EN3949E
Monolithic Digital IC
LB1838M
Overview
Low-Voltage, Low-Saturation
Bidirectional Motor Driver
The LB1838M is a low-saturation two-channel bidirectional motor driver IC for use in low-voltage applications.
The LB1838M is a bipolar stepper-motor driver IC that is ideal for use in printers, cameras and other portable devices.
Functions
•
Low voltage operation (2.5V min)
•
Low saturation voltage (upper transistor + lower transistor residual voltage: 0.40V at 400mA)
•
Built-in through-current prevention circuit
•
Separate logic power supply and motor power supply
•
Built-in spark killer diodes
•
Built-in thermal shutdown circuit
•
Compact package: MFP14S
Specifications
Absolute Maximum Ratings
at Ta = 25°C
Parameter
Maximum supply voltage
Symbol
VCC max
VS max
Output applied voltage
Input applied voltage
Ground pin flow-out current
Allowable power dissipation
VOUT
VIN
IGND
Pd max
Per channel
Independent IC
Mounted on a specified board *
Operating temperature
Storage temperature
Topr
Tstg
Conditions
Ratings
-0.3 to +10.5
-0.3 to +10.5
VS+VSF
-0.3 to +10
1.0
550
800
-20 to +75
-40 to +125
Unit
V
V
V
V
A
mW
mW
°C
°C
* Specified board: 20mm
×
30mm
×
1.6mm, glass epoxy board.
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be
intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace
instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety
equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case
of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee
thereof. If you should intend to use our products for applications outside the standard applications of our
customer who is considering such use and/or outside the scope of our intended standard applications, please
consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our
customer shall be solely responsible for the use.
Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are not
guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer
'
s products or equipment. To verify symptoms and states that cannot be evaluated in an independent
device, the customer should always evaluate and test devices mounted in the customer
'
s products or
equipment.
21209 MS/82599TH(II)/21097HA(II)/O1596HA(II)/4302TS(US) No.3949-1/5
SANYO [ SANYO SEMICON DEVICE ]
