Overview
The L6207D013TR, produced by STMicroelectronics, is a DMOS dual full bridge driver designed for motor control applications. It is realized in BCD (Bipolar, CMOS, DMOS) technology, which integrates isolated DMOS power transistors with CMOS and bipolar circuits on the same chip. This device is particularly suited for controlling bipolar stepper motors and dual DC motors.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Operating Supply Voltage | 8 | - | 52 | V |
| Output Peak Current | - | 5.6 A | - | A |
| Output DC Current | - | 2.8 A | - | A |
| RDS(ON) High-Side Switch | - | 0.34 Ω | 0.4 Ω | Ω |
| RDS(ON) Low-Side Switch | - | 0.28 Ω | 0.34 Ω | Ω |
| Operating Frequency | - | - | 100 KHz | Hz |
| Thermal Shutdown Temperature | - | - | 165 °C | °C |
Key Features
- Operating supply voltage from 8 to 52 V
- 5.6 A output peak current (2.8 A DC)
- RDS(ON) of 0.3 Ω typical value at Tj = 25 °C
- Operating frequency up to 100 KHz
- Non-dissipative overcurrent protection
- Dual independent constant tOFF PWM current controllers
- Slow decay synchronous rectification
- Cross conduction protection
- Thermal shutdown
- Undervoltage lockout
- Integrated fast freewheeling diodes
Applications
- Bipolar stepper motor control
- Dual DC motor control
Q & A
- What is the operating supply voltage range of the L6207D013TR?
The operating supply voltage range is from 8 to 52 V.
- What is the maximum output peak current of the L6207D013TR?
The maximum output peak current is 5.6 A, with a DC current of 2.8 A.
- What is the typical RDS(ON) value of the high-side switch at 25 °C?
The typical RDS(ON) value of the high-side switch at 25 °C is 0.34 Ω.
- What is the maximum operating frequency of the L6207D013TR?
The maximum operating frequency is up to 100 KHz.
- Does the L6207D013TR have thermal shutdown protection?
Yes, the device has thermal shutdown protection that activates at a junction temperature of 165 °C.
- What type of current controllers does the L6207D013TR feature?
The device features dual independent constant tOFF PWM current controllers.
- How does the L6207D013TR protect against cross conduction?
The device protects against cross conduction using a deadtime between the switch off and switch on of two power MOS in one leg of a bridge.
- What are the typical applications of the L6207D013TR?
The typical applications include bipolar stepper motor control and dual DC motor control.
- What is the purpose of the charge pump circuit in the L6207D013TR?
The charge pump circuit is used to generate a gate drive voltage above the power supply voltage for the upper transistors in the bridge.
- How should the sense resistors be connected in the L6207D013TR application?
The sense resistors should be connected to the sensing inputs (SENSEA and SENSEB) with a trace length as short as possible, and they should be non-inductive resistors to minimize di/dt transients.
