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3973

Features: ±1 A, 35 V Continuous Output RatingLow rDS(on) DMOS Output DriversOptimized Microstepping via 6-Bit Linear DACsProgrammable Mixed, Fast, and Slow Current-Decay Modes4 MHz Internal Oscillator for Digital TimingSerial-Interface Controls Chip FunctionsSynchronous Rectification for Low Power...

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SeekIC No. : 004229508 Detail

3973: Features: ±1 A, 35 V Continuous Output RatingLow rDS(on) DMOS Output DriversOptimized Microstepping via 6-Bit Linear DACsProgrammable Mixed, Fast, and Slow Current-Decay Modes4 MHz Internal Oscillat...

3973 Data Sheet

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Part Number:
3973
Supply Ability:
5000

Price Break

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

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Upload time: 2025/2/15

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Product Details

Description



Features:

±1 A, 35 V Continuous Output Rating
Low rDS(on) DMOS Output Drivers
Optimized Microstepping via 6-Bit Linear DACs
Programmable Mixed, Fast, and Slow Current-Decay Modes
4 MHz Internal Oscillator for Digital Timing
Serial-Interface Controls Chip Functions
Synchronous Rectification for Low Power Dissipation
Internal UVLO and Thermal Shutdown Circuitry
Crossover-Current Protection
Precision 2 V Reference
Inputs Compatible with 3.3 V or 5 V Control Signals
Sleep and Idle Modes


Specifications

Load Supply Voltage, VBB .................... 35 V
Output Current, IOUT........................ ±1.0 A
Logic Supply Voltage, VDD................... 7.0 V
Logic Input Voltage Range,
    VIN ......................... -0.3 V to VDD + 0.3 V
Reference Voltage, VREF ........................ 3 V
Sense Voltage (dc), VS ................... 500 mV
Package Power Dissipation, PD
    A3973SB ....................................... 3.1 W
    A3973SLB ..................................... 2.2 W
Operating Temperature Range,
    TA ............................... -20°C to +85°C
Junction Temperature, TJ ............. +150°C
Storage Temperature Range,
    TS ............................. -55°C to +150°C


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