ICs

• EEPROMs
  1. High Reliability Series Serial EEPROMs
  2. Automotive Series Serial EEPROMs
  3. Universal Standard Specification Series
  4. Memory for Plug & Play
• Clock Generators
  1. 3ch Programmable Clock Generator
  2. High-performance Clock Generator
• Voltage Detector ICs
• Motor Drivers
  1. H-bridge Drivers for Brush Motors
  2. Reversible Motor Drivers for Brush Motors
  3. Stepping Motor Drivers
  4. Motor Drivers for Brushless DC Cooling Fans
  5. System Motor Drivers for CD / DVD Players
  6. System Motor Driver Series for CD / DVD Drive & Recorder
  7. System Lens Drivers for Digital Cameras / Single-lens Reflex Cameras
  8. System Lens Drivers Series for Mobile Phone Cameras
  9. Motor Driver IC Series for Printers
  10. Motor Driver IC Series for MDs
  11. Motor Driver IC Series for Tape Record Systems
• Power Management ICs
  1. 78 Series Regulators
  2. LDO Regulators
  3. CMOS LDO Regulators Series for Portable Equipments
  4. Single-chip Type with built-in FET
  5. Large Current External FET Controller Type
  6. For PCs and Digital Consumer Products
  7. For Mobile Phone
  8. High-performance Regulator IC Series for PCs
  9. System Power Supply ICs for CCD Cameras in Mobile Phones
  10. System Power Supply for TV Series
  11. Power Supply IC Series for TFT-LCD Panels
  12. System Power Supply ICs for Blu-ray Drives
  13. For Digital Still Cameras and Digital Video Cameras Regulator IC Series
  14. System Power Supply ICs for Automotive Camera Modules
  15. Power Management IC Series for Automotive Body Control
  16. Charge protection IC Series with Built-in FET
• LED / LCD Drivers
  1. LED Drivers for LCD Backlight
  2. System LED Drivers for Mobile Phones
  3. LED driver for lighting
  4. Drivers for Large LCD Panels
  5. LCD Segment Driver Series
• Sensor ICs
  1. Hall IC Series / Hall IC (Latch type)
  2. IC for Human Body Detector
  3. Ambient Light Sensor IC Series
  4. Small and High Accuracy Temperature Sensor IC Series
  5. Capacitive Sensor Control IC Series
• Operational Amplifiers / Comparators
  1. General-purpose Operational Amplifier
  2. Operational Amplifiers
  3. General-purpose Comparator
  4. Comparators
• Analog Switches / Logics ICs
  1. General-purpose CMOS Logic IC Series
  2. Serial-in / Parallel-out Driver Series
  3. GPIO IC Series
• D/A Converter Series for Electronic Adjustments
• IT Equipment / Interface ICs
  1. Wireless LAN Module
  2. Front End Chipsets for DVD-ROM Drivers
  3. IC Card Interface ICs
  4. LVDS Interface ICs
  5. MSDL （Mobile Shrink Data Link） Transceivers for Mobile Phones
  6. IrDA Controller ICs
• Video and Imaging ICs
  1. AIE Adaptive Image Enhancer Series
  2. For Home Electronics and Security Devices Camera Image Processor Series
  3. Single-chip Controller IC for Event Data Recorder
  4. HDMI Switch ICs
  5. Compact Video Driver Series for DSCs and Portable Devices
  6. High-performance System Video Driver Series
  7. High-performance Video Signal Switcher Series
  8. Digital Video Encoders
  9. Video / Audio Interfaces for TV and DVD Recorders
  10. Video Accessory IC Series
  11. LCD Timing Control ICs
  12. Analog Front End ICs for Image Sensors
  13. Inverter Control IC Series for Large LCD Backlight
• Audio ICs
  1. Wireless Audio Link ICs
  2. Middle Power Class-D Speaker Amplifier Series
  3. Small Class-D speaker amplifier Series
  4. Class-AB Speaker Amplifier Series
  5. Headphone Amplifier Series
  6. Hi-Fi Voice Synthesis IC Series
  7. Sound Processors for Home Theater Systems
  8. Sound Processor Series for FPD TVs
  9. Digital Sound Processors for FPD TVs
  10. Sound Processor Series for Car Audios
  11. Sound Processor Series for BOOM BOX/Mini-component Stereo
  12. USB Audio Decoder ICs
  13. Audio Accesory IC Series for Mobile Devices
  14. Audio Interface IC Series for Digital Still Cameras/Digital Video Cameras
  15. Audio Accessory IC Series

Discrete
 Semiconductors

• Transistors
  1. MOSFETs
  2. Bipolar Transistors
  3. Digital Transistors
  4. Complex Transistors
• Diodes
  1. Schottky Barrier Diodes
  2. Rectifier Diodes
  3. Fast Recovery Diodes
  4. Zener Diodes
  5. Switching Diodes
  6. Band Switching Diodes
  7. PIN Diodes
  8. Detection Schottky Diodes
  9. JEDEC Standard & Euro Standard Diodes

Opto Electronics

• LEDs
  1. Chip LEDs
  2. LED Lamps
• LED Displays
  1. LED Numeric Displays
  2. LED Dot Matrix Units
• Laser Diodes
• Optical Sensors
  1. Transmission type Photointerrupters
  2. Reflective type Photosensors
  3. Infrared Light Emitting Diodes
  4. Phototransistors
  5. 4 Direction Detector
• IrDA Infrared Communication Modules
• Remote Control Receiver Modules

Passive Components

• Resistors
  1. Compact Thick Film Chip Resistors (MCR series)
  2. Thick Film Chip Resistors (MCR series)
  3. Thick Film Chip Resistors <Narrow Pitch Taping> (MCR series)
  4. Low Ohmic Chip Resistors (MCRseries)
  5. Fixed Thick Film Low Ohmic Chip Resistors For Current Detection (UCR series)
  6. Ultra-Low Ohmic Chip Resistors for Current Detection (PMR series)
  7. Ultra-low Ohmic hip Resistors for Current Detection <Wide Terminal type> (PML series)
  8. Anti-surge Chip Resistors (ESR series)
  9. High-Voltage Resistance Chip Resistors (KTR series)
  10. High Power Chip Resistors <Wide Terminal Type>
      (LTR series)
  11. High Power Low Ohmic Chip Resistors <Wide Terminal Type> (LTR series)
  12. Sulfur Tolerant Chip Resistors (TRR series)
  13. Compact Chip Resistor Networks (MNR series)
  14. Chip Attenuators (RCN series)
• Tantalum Capacitors
  1. Bottom Surface Electrode Type
  2. Conductive Polymer Type
  3. Fail-safe Open Structure Type
  4. Standard Type

Modules
 (Sub Systems)

• Power Modules
  1. AC/DC converter
  2. DC/DC converter
  3. High-power LED Drivers for Illumination
• Multi Line Sensor Heads
• Printheads

System Motor Driver Series for CD/DVD Drive and Recorder

In the optical storage market the trend towards products with higher speeds and greater efficiency requires motor driver ICs with low heat generation, low power consumption and high reliability.
ROHM offers a lineup of motor driver ICs that incorporate a variety of function and protection circuits that meets these needs and a variety of function as well.

Broad Lineup System Motor Driver Series for CD/DVD Drive and Recorder

System Motor Driver Series for CD/DVD Drive and Recorder

Part No.

Supply voltage (V)

CH (ch)

Spindle

Stepping drive

Focus drive

Tracking drive

Tilt drive

Loading drive

Under voltage protection

Over voltage protection

Input abnormally protection

Temperature protection

Package

RoHS

BD7998EFS

12 / 5

6

3 Sensor PWM

PWM(2ch)

BTL

BTL

-

BTL

Yes

Yes

Yes

Yes

HTSSOP-A44

Yes

BD7959EFV

12 / 5

9

3 Sensor PWM

PWM(2ch×2)

BTL

BTL

BTL

BTL

Yes

Yes

Yes

Yes

HTSSOP-B54

Yes

BD7776ARFS

12 / 5

7

Sensor-less PWM

PWM(2ch)

BTL

BTL

BTL

BTL

Yes

Yes

Yes

Yes

HTSSOP-A44R

Yes

BD7755RFV

12 / 5

9

Sensor-less PWM

PWM(2ch×2)

BTL

BTL

BTL

BTL

Yes

Yes

Yes

Yes

HTSSOP-B54R

Yes

BH5510KV

5

6

3 Sensor PWM

PWM(2ch)

PWM

PWM

PWM

-

Yes

Yes

Yes

Yes

VQFP48C

Yes

BH5510KVT

5

6

3 Sensor PWM

PWM(2ch)

PWM

PWM

PWM

-

Yes

Yes

Yes

Yes

TQFP48V

Yes

BH5511KV

5

6

3 Sensor PWM

PWM(2ch)

PWM

PWM

PWM

-

Yes

Yes

Yes

Yes

VQFP48C

Yes

BD7790KVT

5

7

Sensor-less PWM

PWM(2ch)

PWM

PWM

PWM

PWM

Yes

Yes

Yes

Yes

TQFP48V

Yes

BD7791KVT

5

7

Sensor-less PWM

PWM(2ch)

PWM

PWM

PWM

PWM

Yes

Yes

Yes

Yes

TQFP48V

Yes

BD7791FUV

5

7

Sensor-less PWM

PWM(2ch)

PWM

PWM

PWM

PWM

Yes

Yes

Yes

Yes

TSSOP-C48V

Yes