Overview
The LV8548MC-AH is a 2-channel low saturation voltage forward/reverse motor driver IC manufactured by ON Semiconductor. This IC is designed for optimal performance in 12V system products and is versatile in driving various types of motors. It can drive either two DC motors, one DC motor using parallel connection, or a stepper motor in Full-step and Half-step configurations. The LV8548MC-AH features DMOS output transistors, which provide low saturation voltage, and it operates with a single power supply, eliminating the need for a separate control system power supply.
Key Specifications
| Parameter | Symbol | Conditions | Ratings | Unit |
|---|---|---|---|---|
| Maximum power supply voltage | VCC | -0.3 to +20 | V | |
| Output voltage | VOUT | -0.3 to +20 | V | |
| Input voltage | VIN | -0.3 to +6 | V | |
| GND pin outflow current | IGND | Per channel | 1.0 A | |
| Allowable power dissipation | Pd max | 1.0 W | W | |
| Operating temperature | Topr | -30 to +85 | °C | |
| Storage temperature | Tstg | -40 to +150 | °C | |
| Power supply voltage range | VCC | 4.0 to 16.0 V | V | |
| Maximum output current | IO max | 1 A | A | |
| Output ON resistance | RON | 1 Ω (typ) | Ω |
Key Features
- DMOS Output Transistors: The LV8548MC-AH adopts DMOS output transistors, providing low saturation voltage and high efficiency.
- Single Power Supply Operation: The IC operates with a single power supply, eliminating the need for a separate control system power supply.
- Compact Package: The IC is packaged in a compact SOIC-10 format, making it suitable for space-constrained applications.
- Parallel Connection Capability: The IC allows for parallel connection of drive channels, enabling higher current drive capabilities.
- Built-in Brake Function: The IC includes a built-in brake function for enhanced motor control.
- Low Voltage Protection: The IC features a low voltage protection function to prevent damage from low voltage conditions.
- Thermal Shutdown: The IC has a thermal shutdown feature to protect against overheating.
Applications
- Flatbed Scanners and Document Scanners: The LV8548MC-AH is suitable for driving motors in scanning devices due to its precise control and low noise characteristics.
- POS Terminals and Label Printers: The IC is used in point-of-sale terminals and label printers where reliable and efficient motor control is essential.
- Home Appliances: It is applied in various home appliances such as refrigerators, clothes dryers, and vacuum cleaners.
- Time Recorders: The IC can be used in time recording devices that require accurate and reliable motor control.
Q & A
- What is the maximum power supply voltage for the LV8548MC-AH?
The maximum power supply voltage is 20V.
- What types of motors can the LV8548MC-AH drive?
The IC can drive two DC motors, one DC motor using parallel connection, or a stepper motor in Full-step and Half-step configurations.
- What is the typical output ON resistance of the LV8548MC-AH?
The typical output ON resistance is 1 Ω.
- Does the LV8548MC-AH require a separate control system power supply?
No, the IC operates with a single power supply, eliminating the need for a separate control system power supply.
- What is the operating temperature range of the LV8548MC-AH?
The operating temperature range is -30°C to +85°C.
- Does the LV8548MC-AH have a built-in brake function?
- What is the package type of the LV8548MC-AH?
The IC is packaged in a SOIC-10 format.
- Can the LV8548MC-AH be connected in parallel for higher current drive?
- What is the maximum output current of the LV8548MC-AH?
The maximum output current is 1 A.
- Does the LV8548MC-AH have thermal shutdown protection?
