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LB1947

Features: • PWM current control (fixed OFF time)• Selectable current decay pattern (FAST, SLOW, and MIX DECAY modes)• Simultaneous ON prevention function (feedthrough current prevention)• Built-in thermal shutdown circuit• Built-in noise cancelerPinoutSpecifications ...

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SeekIC No. : 004391212 Detail

LB1947: Features: • PWM current control (fixed OFF time)• Selectable current decay pattern (FAST, SLOW, and MIX DECAY modes)• Simultaneous ON prevention function (feedthrough current preve...

LB1947 Data Sheet

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Part Number:
LB1947
Supply Ability:
5000

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

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Product Details

Description



Features:

• PWM current control (fixed OFF time)
• Selectable current decay pattern (FAST, SLOW, and MIX DECAY modes)
• 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] 45
IO max [A] 2
Channels 1


Parameter
Symbol
Conditions
Ratings
Unit
Maximum motor supply voltage
VBB max
50
V
Output peak current
I OPEAK
tw 20 ms
2.25
A
Output continuous current
I O max
2.0
A
Logic supply voltage
VCC max
7.0
V
Logic input voltage range
VIN
0.3 to VCC
V
Emitter output voltage
VE max
1.1
V
Reference voltage
VREF
0.3 to VCC
V
Operating temperature
Topr
20 to +85
°C
Storage temperature
Tstg
55 to +150
°C
Allowable power dissipation
Pd max
Ta = 25°C
1.6
W





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