Overview
The BD67929EFV-E2 is a 3-phase brushless motor driver IC designed and manufactured by Rohm Semiconductor. This component is specifically tailored for driving polygon mirror motors in applications such as laser beam printers and other precision printing devices. It features a direct PWM drive type with built-in PLL (Phase-Locked Loop) control, ensuring high-speed and precise motor control. The IC is known for its high reliability, thanks to various built-in protection functions, and its low power consumption due to low ON resistance DMOS outputs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Rohm Semiconductor | |
| Part Number | BD67929EFV-E2 | |
| Package | 28-VSSOP (0.173", 4.40mm Width) Exposed Pad | |
| Motor Type | Brushless DC (BLDC) | |
| Function | Driver - Fully Integrated, Control and Power Stage | |
| Output Configuration | Half Bridge (3) | |
| Interface | Parallel | |
| Technology | DMOS | |
| Output Current | 2.5A | A |
| Supply Voltage | 19 V ~ 28 V | V |
| Operating Temperature | -25°C ~ 150°C (TJ) | °C |
| Mounting Type | Surface Mount |
Key Features
- 3-Phase MOS 120° energization, direct PWM drive type
- High output current: 2.5A
- Low ON resistance DMOS output (1.35Ω Typ.)
- PLL control circuit and phase lock detection circuit
- Current limiting circuit and 5V regulator output
- Power-saving function (SS) and short brake function (SB)
- Built-in logic input pull-up resistor
- Restricted protection circuit, CLK un-input protection circuit, and CLK input baffler chattering circuit
- Over current protection circuit (OCP), thermal shutdown circuit (TSD), over voltage lock out circuit (OVLO), and under voltage lock out circuit (UVLO)
- Electrostatic discharge protection: 8kV (HBM standard)
Applications
The BD67929EFV-E2 is primarily used in laser beam printers, PPC (Page Per Cartridge) printers, and other precision printing devices that require high-speed and precise motor control for polygon mirror motors.
Q & A
- What is the primary function of the BD67929EFV-E2?
The BD67929EFV-E2 is a 3-phase brushless motor driver IC designed for driving polygon mirror motors in precision printing devices.
- What type of motor does the BD67929EFV-E2 support?
The BD67929EFV-E2 supports Brushless DC (BLDC) motors.
- What is the output current rating of the BD67929EFV-E2?
The output current rating is 2.5A.
- What is the supply voltage range for the BD67929EFV-E2?
The supply voltage range is 19 V to 28 V.
- What protection features are built into the BD67929EFV-E2?
The IC includes thermal protection, over current protection, restricted protection circuit, over voltage lock out, under voltage lock out, and electrostatic discharge protection.
- What is the operating temperature range of the BD67929EFV-E2?
The operating temperature range is -25°C to 150°C (TJ).
- What type of interface does the BD67929EFV-E2 use?
The BD67929EFV-E2 uses a parallel interface.
- Does the BD67929EFV-E2 have power-saving features?
Yes, it includes a power-saving function (SS) and a short brake function (SB).
- What is the package type of the BD67929EFV-E2?
The package type is 28-VSSOP (0.173", 4.40mm Width) Exposed Pad.
- Is the BD67929EFV-E2 RoHS compliant?
Yes, the BD67929EFV-E2 is lead-free and RoHS compliant.
