LM18293N National Semiconductor, LM18293N Datasheet
LM18293N
Specifications of LM18293N
LM18293
Available stocks
Related parts for LM18293N
LM18293N Summary of contents
Page 1
... Pin for pin replacement for L293B n Special 16 pin power DIP package n 36 volt operation n Internal thermal overload protection n Logical “0” input voltage up to 1.5 volts results in high noise immunity Order Number LM18293N NS Package Number N16A March 1998 DS008706-1 www.national.com ...
Page 2
... Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Output Drive Supply Voltage ( Logic Supply Voltage ( Input Voltage ( Enable Voltage ( Peak Output Current (Non-Repetitive ms) Electrical Characteristics = 24V 5V 25˚ 0.4V 3.5V, each channel, unless otherwise noted ...
Page 3
Connection Diagram DS008706-2 Enable 1 activates outputs 1 & 2 Enable 2 activates outputs 3 & 4 Simplified Schematic TABLE 1. Input/Output Truth Table (Each Channel ...
Page 4
Typical Performance Characteristics Output Voltage vs. Input Voltage DS008706-12 Source Saturation Voltage vs. Ambient Temperature DS008706-15 www.national.com Output Voltage vs. Enable Voltage DS008706-13 Sink Saturation Voltage vs. Ambient Temperature DS008706-16 4 Saturation Voltage vs. Output Current DS008706-14 Quiescent Logic Supply ...
Page 5
Typical Applications FIGURE 2. DC motor controls (with connections to ground and to the supply voltages) TABLE 2. DC Motor Controls V Pin Pin Fast Motor Stop Fast Motor Stop ...
Page 6
Bipolar Stepping Motor Control (see Figure 4 ) (Continued) FIGURE 4. Motor Control Block Diagram Mounting Instructions The junction to ambient thermal resistance of the LM18293 can be reduced by soldering the ground pins to a suitable copper area of ...
Page 7
Mounting Instructions (Continued) FIGURE 8. Maximum Allowable Power DS008706-11 Dissipation vs Ambient Temperature 7 www.national.com ...
Page 8
... National does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and National reserves the right at any time without notice to change said circuitry and specifications. Molded Dual-In-Line Package (N) Order Number LM18293N NS Package Number N16A 2. A critical component in any component of a life support ...