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LTM4702 Datasheet

LTM4702 Datasheet

16VIN, 8A Ultralow Noise Silent Switcher 3 μModule Regulator
Part No.: LTM4702
Page: 28 Pages
Size: 3561 KB
Manufacturer: Linear Technology
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Views: 1
Update Time: 2024-12-05 22:38:45
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LTM4702 Datasheet Applicable Part

Part No. Packing SPQ Marking MSL Pins Temp Range Package Description Buy
LTM4702EY#PBF Tray 260 4702 4 49 -40°C ~ 125°C CHIP SCALE BGA  
LTM4702IY#PBF Tray 260 4702 4 49 -40°C ~ 125°C CHIP SCALE BGA  
LTM4702IY Tray 260 4702 4 49 -40°C ~ 125°C 49-Lead BGA (6.25mm x 6.25mm x 5.02mm)  
SPQ:Standard Pack Quantity;MSL:Moisture Sensitivity Level

LTM4702 Datasheet(PDF)

LTM4702 Datasheet(Picture)

LTM4702 Features

  • Complete Solution in <1cm2 (Single-Sided PCB) or 0.5cm2 (Dual-Sided PCB)
  • Low Noise Silent Switcher 3 Architecture
    • Ultralow EMI Emissions
    • Ultralow RMS Noise (10Hz to 100kHz): 8μVRMS
  • ±1.5% Maximum Total DC Output Voltage Error Over Line, Load, and Temperature
  • Input Voltage Range: 3V to 16V
  • Output Voltage Range: 0.3V to 5.7V
  • 8A Maximum Continuous Output Current
  • Adjustable and Synchronizable: 300kHz to 3MHz
  • Current Mode Control, Fast Transient Response
  • Forced Continuous Mode (FCM) Capability
  • Multiphase Parallel with Current Sharing
  • Programmable Power Good
  • 6.25mm × 6.25mm × 5.07mm BGA Package

LTM4702 Applications

  • Telecom, Networking, and Industrial Equipment
  • RF Power Supplies: PLLs, VCOs, Mixers, LNAs, PAs
  • Low Noise Instrumentation
  • High Speed/High Precision Data Converters

LTM4702 Description

The LTM4702 is a complete 8A step-down Silent Switcher® 3 μModule® regulator in a tiny 6.25mm × 6.25mm × 5.07mm BGA package. Included in the package are the switching controller, the power MOSFETs, an inductor, and support components. Operating over an input voltage range of 3V to 16V, the LTM4702 supports an output range of 0.3V to 5.7V. A single resistor sets the output voltage, providing unity gain operation over the output range and resulting in virtually constant output noise independent of the output voltage. Only bulk input and output capacitors are needed to finish the design.

The LTM4702 employs Silent Switcher 3 architecture with internal hot loop bypass capacitors to achieve both low EMI and high efficiency. Also, the LTM4702 has an ultralow noise architecture to obtain exceptional low-frequency (<100kHz) output noise. These low EMI and low noise features make the LTM4702 ideal for high current and noise-sensitive applications, which benefit from the high efficiency of a synchronous switching regulator.

The LTM4702 is available with SnPb or RoHS-compliant terminal finish.

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