ICs

Discrete
 Semiconductors

Opto Electronics

Passive Components

Modules
 (Sub Systems)

Energy Saving!ECO Devices

Motor Drivers

Motor Drivers for Specific Applications : System Motor Drivers for PC for CD/DVD Drives & Recorders
System Motor Driver ICs for Half Height Drives (3 sensors)
Part No. Supply voltage
(V)
ch Output system Output Output gain Under voltage protection Overvoltage protection Input abnormality protection Temperature protection Package RoHS
BD7998EFS 4.3 to 14 ch 1 to 3 BTL 4.05V/9.55V 17.5dB Ö - Ö Ö HTSSOP-A44 Yes
ch 4 / 5 PWM 2.65Ω 1.0A/V
ch 6 PWM 0.9Ω 3.0A/V Ö
BD7956FS/
BD7996EFV
4.3 to 14 ch 1 to 4 BTL 4.1V/10.45V 17.5dB Ö - Ö Ö HSSOP-A54
HTSSOP-B54
Yes
ch 5 / 6 PWM 2.6Ω 1.3A/V
ch 7 PWM 0.8Ω 1.54A/V Ö



System Motor Driver ICs for Half Height Drives (Sensorless)
Part No. Supply voltage
(V)
ch Output system Output Output gain Under voltage protection Overvoltage protection Input abnormality protection Temperature protection Package RoHS
NEW
BD7781AEFS
/
NEW
BD7780ARFS
4.3 to 5.5 ch 1 / 2 BTL 4.3V 21.6dB or
17.6dB
(ch1 only)
Ö - Ö Ö
HTSSOP-A44
/
HTSSOP-A44R
Yes
4.3 to 13.2 ch 3 / 4 PWM 2.2Ω 1.0A/V
ch 5 PWM 1.1Ω 3.0A/V or
0.6A/V
Ö
ch 6 BTL 4.4V/10.1V 17.5dB -
NEW
BD7777AEFS
/
NEW
BD7776ARFS
4.3 to 5.5 ch 1 to 3 BTL 4.3V 21.6dB or
17.6dB
(ch1のみ)
Ö - Ö Ö
HTSSOP-A44
/
HTSSOP-A44R
Yes
4.3 to 13.2 ch 4 / 5 PWM 2.2Ω 1.0A/V
ch 6 PWM 1.1Ω 3.0A/V or
0.6A/V
Ö
ch 7 BTL 4.4V/10.1V 17.5dB -



System Motor Driver ICs for Slim Drives (3 sensors)
Part No. Supply voltage
(V)
ch Output system Output Output gain Under voltage protection Overvoltage protection Input abnormality protection Temperature protection Package RoHS
BH5510KV
/
NEW
BH5510KVT
4.0 to 5.5 ch 1 to 3 PWM 1.3Ω 14dB Ö Ö Ö Ö VQFP48C
/
TQFP48V
Yes
ch 4 / 5 PWM 1.5Ω 14dB
ch 6 PWM 0.6Ω 1A/V or
0.2A/V
BH5511KV 4.0 to 5.5 ch 1 to 3 PWM 1.3Ω 17.5dB/8.0dB Ö Ö Ö Ö VQFP48C Yes
ch 4 / 5 PWM 1.5Ω 17.5dB
ch 6 PWM 0.6Ω 0.5A/V or
0.33A/V or
0.17A/V



System Motor Driver ICs for Slim Drives (Sensorless)
Part No. Supply voltage
(V)
ch Output system Output Output gain Under voltage protection Overvoltage protection Input abnormality protection Temperature protection Package RoHS
NEW
BD7790KVT
4.0 to 5.5 ch 1 / 2 PWM 1.2Ω 17.5dB Ö Ö Ö Ö TQFP48V Yes
ch 3 PWM
ch 4 / 5 PWM 1.6Ω 17.5dB
ch 6 PWM 1.8Ω 17.5dB
ch 7 PWM 0.6Ω 1.1A/V or
0.36A/V or
0.22A/V
NEW
BD7791KVT
4.0 to 5.5 ch 1 / 2 PWM 1.2Ω 17.5dB or
12.0db
Ö Ö Ö Ö TQFP48V Yes
ch 3 PWM 17.5dB
ch 4 / 5 PWM 1.6Ω 17.5dB
ch 6 PWM 1.8Ω 17.5dB
ch 7 PWM 0.6Ω 1.1A/V or
0.36A/V or
0.22A/V
NEW
BD7791FUV
4.0 to 5.5 ch 1 / 2 PWM 1.2Ω 17.5dB or
12.0db
Ö Ö Ö Ö
TSSOP-C48V
Yes
ch 3 PWM 17.5dB
ch 4 / 5 PWM 1.6Ω 17.5dB
ch 6 PWM 1.8Ω 17.5dB
ch 7 PWM 0.6Ω 1.1A/V or
0.36A/V or
0.22A/V

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