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SGM61282

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8A, 23V, 500kHz Synchronous Buck Converter with 3.3V LDO

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The SGM61282 is a constant on-time (COT) mode synchronous Buck converter that integrates low RDSON power MOSFETs. The main control loop of SGM61282 uses COT mode control, which can provide very fast transient response. With internal low RDSON switches, the SGM61282 is capable of delivering 8A output current over a wide input voltage range. The output voltage of SGM61282-3.3 is fixed to 3.3V. 

The SGM61282 is available in a Green space-saving UTQFN-3×3-23L package.

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FEATURES
  • 8A Output Current with Input Voltage Range:
    • SGM61282-3.3: VIN = 4.5V to 23V
  • Fixed Output Voltage:
    • SGM61282-3.3: 3.3V
  • Constant On-Time Control
  • Fully Support All MLCC Output Capacitors
  • Integrated Power MOSFET Switches: 26mΩ (Upper) and 12mΩ (Lower)
  • Fixed 500kHz Switching Frequency for CCM
  • LDO Output Voltage 3.3V with 100mA Current Supply
  • Output Soft-Start Function
  • Built-in Output Discharge Function
  • Cycle-by-Cycle Over-Current Protection
  • Input Under-Voltage Lockout
  • Thermal Shutdown Protection
  • Output Over/Under-Voltage Protection
  • Available in a Green UTQFN-3×3-23L Package
APPLICATIONS

Industrial and Commercial Low Power Systems
Laptop, Notebook Computers
LCD Monitors and TVs
Green Electronics/Appliances
DSP, FPGA and ASIC Power Supplies

Ordering Information
Part Number
StatusPackagePinsPd-Free
RoHS
REACH
Green
MSL RatingOperating Temperature RangeMaterial ContentReliability Report
Unit Resale Price*
(Volume Range: in USD)
Lead Time**
(Volume Range: Days)
SGM61282-3.3XUUI23G/TR
Active
UTQFN-3×3-23L
23
YES
YESYESYESMSL1
-40℃ to +125℃
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1-24 units : $1.225/unit
25-99 units : $1.05/unit
100-249 units : $0.875/unit
250-499 units : $0.7/unit
500-999 units : $0.6125/unit
1000-9999 units : $0.455/unit
3K-9K : 14 days
10K-99K : 35 days
100K-999K : 70 days
1000K and above : 98 days

* The unit resale price is for reference purposes only. Please contact our distributors for a formal quotation.

** The lead time provided is for reference purposes only and is subject to change based on different circumstances.

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SG Micro Corp (SGMICRO) specializes in the development, manufacturing and sales of high-performance and high-reliability integrated circuits for analog signal conditioning and system power management, offering innovative solutions to a broad range of applications in the industrial, automotive, communication, computing, consumer electronics, and medical equipment markets.
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