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LB1981V

Features: • Three-phase full-wave drive brushless sensorless motor drive• Soft switching drive• Power-saving speed control function due to motor voltage• Use with 3V power supply possible• Output residual voltage can be set in 4 ways• Forward/reverse switching p...

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SeekIC No. : 004391230 Detail

LB1981V: Features: • Three-phase full-wave drive brushless sensorless motor drive• Soft switching drive• Power-saving speed control function due to motor voltage• Use with 3V power su...

LB1981V Data Sheet

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Part Number:
LB1981V
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Product Details

Description



Features:

• Three-phase full-wave drive brushless sensorless motor drive
• Soft switching drive
• Power-saving speed control function due to motor voltage
• Use with 3V power supply possible
• Output residual voltage can be set in 4 ways
• Forward/reverse switching possible
• Built-in standby function (FG and PG amplifier only remain operative)
• Built-in braking circuit
• Built-in thermal shutdown circuit
• Built-in FG and PG amplifiers
• Built-in saturation prevention amplifier and midpoint control circuit


Pinout

Connection Diagram


Specifications

Parameter
Symbol
Conditions
Ratings
Unit
Power supply voltage
VCC1 max
7
V
VCC2 max
12
V
VS max
VCC2
V
Applied output voltage
Vo max
VS+2
V
Applied input voltage
VIN1 max
Control circuits
0.3 to VCC1+0.3
V
VIN2 max
U, V, W, COM
VS+2
V
Output current
IO max
1.0
W
Allowable power dissipation
Pd max
0.5
A
Operating temperature
Topr
20 to +75
°C
Storage temperature
Tstg
55 to +150
°C



Description

The LB1981V is a three-phase brushless motor driver especially suited for use mainly with drum motors of portable VCRs.




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