Overview
The L6506D013TR is a linear integrated circuit designed by STMicroelectronics to sense and control the current in stepping motors and similar devices. This component is part of the L6506 series and is specifically packaged in a SO-20 format. It is designed to work in conjunction with other ICs such as the L293, L298, L7150, and L6114/L6115 to form a constant current drive for inductive loads, performing all necessary interface functions from control logic to the power stage.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 4.5 - 7 | V |
| Quiescent Supply Current (ICC) | 25 | mA |
| Operating Temperature Range | 0 to 125 | °C |
| Storage Temperature Range | -40 to 150 | °C |
| Total Power Dissipation (Tamb = 70°C) for SO20 | 0.8 | W |
| Junction Temperature (Tj) | 150 | °C |
| Oscillator Frequency Range | 5 - 70 | KHz |
| Package | SO-20 | |
| RoHS Compliance | Ecopack2 |
Key Features
- Designed to sense and control current in stepping motors and similar devices.
- Forms a constant current drive when used with dual bridge drivers like L298, quad Darlington arrays like L7150, or quad DMOS arrays like L6114/L6115.
- On-chip oscillator with adjustable frequency using an RC network.
- Synchronization capability using the sync pin to avoid ground noise problems.
- TTL-compatible inputs and outputs.
- Supports full step, half step, and microstepping of bipolar and unipolar motors.
- Independent programming of each load winding for flexible current control.
Applications
- Stepping motor drivers for various industrial and consumer electronics applications.
- Constant current drives for inductive loads.
- Full step, half step, and microstepping motor control.
- Use in conjunction with other ICs like L293, L298, L7150, and L6114/L6115 for comprehensive motor control solutions.
Q & A
- What is the primary function of the L6506D013TR?
The primary function of the L6506D013TR is to sense and control the current in stepping motors and similar devices.
- What package type is the L6506D013TR available in?
The L6506D013TR is available in a SO-20 package.
- What is the operating temperature range of the L6506D013TR?
The operating temperature range is from 0°C to 125°C.
- Can the L6506D013TR be synchronized with other devices?
Yes, the L6506D013TR can be synchronized using the sync pin to avoid ground noise problems.
- What types of motor steps can the L6506D013TR support?
The L6506D013TR supports full step, half step, and microstepping of both bipolar and unipolar motors.
- What is the maximum total power dissipation for the SO20 package?
The maximum total power dissipation for the SO20 package is 0.8 W at an ambient temperature of 70°C.
- Is the L6506D013TR RoHS compliant?
Yes, the L6506D013TR is RoHS compliant with an Ecopack2 rating.
- What is the frequency range of the on-chip oscillator?
The frequency range of the on-chip oscillator is from 5 kHz to 70 kHz.
- Can the L6506D013TR be used with discrete power transistors?
Yes, the L6506D013TR can be used with discrete power transistors to drive stepper motors and other similar loads.
- What are the typical input and output voltage levels for the L6506D013TR?
The typical input high voltage (VIH) is 2 V, input low voltage (VIL) is 0.8 V, output high voltage (VOH) is 3.5 V, and output low voltage (VOL) is 0.4 V.
