Product Summary

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, FDDs, cameras and other portable devices.

Parametrics

LB1838M absolute maximum ratings: (1)Maximum supply voltage, VCC max: –0.3 to +10.5 V; VS max: –0.3 to +10.5 V; (2)Output applied voltage VOUT: VS +VSF V; (3)Input applied voltage VIN: –0.3 to +10 V; (4)Ground pin flow-out current IGND Per channel: 1.0 A; (5)Allowable power dissipation, Pd max1: 550mW; (6)Operating temperature Topr: –20 to +75℃; (7)Storage temperature Tstg: –40 to +125℃.

Features

LB1838M features: (1)Low voltage operation (2.5 V min); (2)Low saturation voltage (upper transistor + lower transistor residual voltage; 0.40 V at 400 mA).; (3)Through-current prevention circuit built in; (4)Separate logic power supply and motor power supply; (5)Spark killer diodes built in; (6)Thermal shutdown circuit built in; (7)Compact package (14-pin MFP).

Diagrams

LB1838M block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
LB1838M
LB1838M
Other

Data Sheet
Negotiable 
LB1838MEVB
LB1838MEVB
ON Semiconductor
Power Management IC Development Tools EVM FOR LB1838M
Data Sheet
0-1: $27.27
LB1838M-MPB-E
LB1838M-MPB-E
ON Semiconductor
Motor / Motion / Ignition Controllers & Drivers AMUSEMENT
Data Sheet
0-1: $1.62
1-25: $1.46
25-100: $1.33
100-250: $1.20
LB1838M-TLM-E
LB1838M-TLM-E
ON Semiconductor
Motor / Motion / Ignition Controllers & Drivers MOTOR DRIVER
Data Sheet
0-1: $1.62
1-25: $1.46
25-100: $1.33
100-250: $1.20
LB1838M-TRM-E
LB1838M-TRM-E
ON Semiconductor
Motor / Motion / Ignition Controllers & Drivers AMUSEMENT
Data Sheet
0-1: $1.62
1-25: $1.46
25-100: $1.33
100-250: $1.20