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LB1945H

Features: • PWM current control (external excitation)• Load current digital selection (12, W12, and 2 phase excitation drives possible)• Built-in upper/lower diode• Simultaneous ON prevention function (feedthrough current prevention)• Built-in thermal shutdown circuit...

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SeekIC No. : 004391210 Detail

LB1945H: Features: • PWM current control (external excitation)• Load current digital selection (12, W12, and 2 phase excitation drives possible)• Built-in upper/lower diode• Simultane...

LB1945H Data Sheet

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Part Number:
LB1945H
Supply Ability:
5000

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

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Product Details

Description



Features:

• PWM current control (external excitation)
• Load current digital selection (12, W12, and 2 phase excitation drives possible)
• Built-in upper/lower diode
• Simultaneous ON prevention function (feedthrough current prevention)
• Built-in thermal shutdown circuit
• Built-in noise canceler




Pinout

Connection Diagram




Specifications

Absolute maximum ratings
Vm min [V] 10
Vm max [V] 28
IO max [A] 0.8
Excitation mode W1-2 phase
Motors 1


Parameter Symbol Conditions Ratings Unit
Motor supply voltage VBBMAX 30 V
Output peak current IOPEAK t20 ms 1.0 A
Output continuous current IO MAX 0.8 A
Logic block supply voltage VCC 6.0 V
Logic input voltage range VIN 0.3 to VCC V
Emitter output voltage VE 1.0 V
Allowable power dissipation Pd max Ta=25°CWith an arbitrarily large heat sink 1.9 W
Operating temperature Topr 20 to +85 °C
Storage temperature Tstg 55 to +150 °C





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