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LB1939T

Features: • Low-voltage drive- Dual power supply operation: VS = 1.6 to 7.5 V, VDD = 1.9 to 6.5 V- Single power supply operation: VS = VDD = 1.9 to 7.5 V• Low saturation voltage output: Vosat = 0.3 V at IO = 200 mA• Supports constant voltage and constant current drive• Buil...

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SeekIC No. : 004391203 Detail

LB1939T: Features: • Low-voltage drive- Dual power supply operation: VS = 1.6 to 7.5 V, VDD = 1.9 to 6.5 V- Single power supply operation: VS = VDD = 1.9 to 7.5 V• Low saturation voltage output: ...

LB1939T Data Sheet

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Part Number:
LB1939T
Supply Ability:
5000

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

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Upload time: 2025/1/11

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Product Details

Description



Features:

• Low-voltage drive
- Dual power supply operation: VS = 1.6 to 7.5 V, VDD = 1.9 to 6.5 V
- Single power supply operation: VS = VDD = 1.9 to 7.5 V
• Low saturation voltage output: Vosat = 0.3 V at IO = 200 mA
• Supports constant voltage and constant current drive
• Built-in reference voltage circuit (Vref = 0.9 V)
• Miniature, thin form package (Thickness t = 1.1 mm)






Specifications

Absolute maximum ratings
Vm min [V] 1.6
Vm max [V] 7.5
IO max [A] 0.4
Excitation mode 1-2 phase
Motors 1


Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage VBmax VS1, VS2, VDD 0.3 to +10.5 V
Applied output voltage VOUT OUT1, 2, 3, 4 0.3 to +10.5 V
Maximum output current: OUT1, 2, 3, and 4 IOmax t 10 ms 400 mA
Applied input voltage VIN ENA, IN, VC 10.5 V
Allowable power dissipation Pdmax When mounted on a printed circuit board* 0.8 W
Operating temperature Topr 20 to +85 °C
Storage temperature Tstg 55 to +150 °C

Note: Circuit board: 114.3* 76.1*1.6 mm3 glass epoxy board




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