NCV59749: LDO Regulator, 3 A, Ultra-Low Dropout, High PSRR, Low Noise

Datasheet: Linear Regulator - Dual-Rail, Very Low‐Dropout, Programmable Soft‐Start 3.0 A
Rev. 1 (245kB)
Product Overview
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Product Change Notification
NCV59749 is 3 A ultra-low dropout (LDO) voltage regulator, capable of providing an output current in excess of 3 A with a dropout voltage of 120 mV typ. at full load current. Output voltage is adjustable down to 0.8 V. Internal protection features consist of thermal shutdown and output current limiting protection. Additional features include user-programmable Soft-Start and Power-Good. NCV59749 is available in 5x5 QFN20 package.

Similar Products:

  NCV59744 NCV59748 NCV59749
Output Current (A) 3.0 1.5 3.0
Noise (µVRMS) 64.8 90 90
Dropout Voltage (V) 0.115 0.060 0.120
Wettable Flank No Yes No
Features   Benefits
     
  • 120mV Typ. Dropout at the full 3A load
 
  • Able to operate with very small Vin - Vout voltage headroom
  • 0.8V to 3.6V Output Voltage Range
 
  • Very suitable for low output voltage operation
  • 0.8V to 5.5V Input Voltage Range
 
  • Excellent solution for low input voltage applications
  • 25uVrms of Output Noise
 
  • Ideal for Noise Sensitive Applications
  • Very Fast Transient Response
 
  • Very Suitable choice for Voltage Regulation in High-Speed Digital Applications
  • Output Current in Excess of 3.0 A
   
  • Fast Transient Response
   
  • Programmable Soft-Start
   
  • Open Drain Power Good Output
   
  • Stable with Any Type of Output Capacitor
   
Applications   End Products
  • Automotive
  • Networking and Telecommunications
  • Industrial
  • Voltage Regulation for Low Voltage, High Current FPGA, DSP power rails
  • Computing and Peripherials
  • Medical
  • Voltage Regulation for Mixed-Signal Transceiver ICs
  • POL Applications
 
  • Automotive Equipment
  • Cellular Infrastructure Equipment
  • FPGA, DSP and Logic Power Supplies
  • Camera & Vision Systems
  • Ultrasound Imaging
  • High-End Computing Equipment
  • Medical Equipment
  • Optical Telecom Equipment
  • Cellular Telecom Equipment
  • Routers
Technical Documentation & Design Resources
Data Sheets (1) Package Drawings (1)
Availability & Samples
Specifications
Interactive Block Diagram
Product
Status
Compliance
Description
Package
MSL
Container
Budgetary Price/Unit
Type
Case Outline
Type
Temperature
Type
Qty.
NCV59749MNADJTBG Active
AEC Qualified
PPAP Capable
Pb-free
Halide free
NCV59749 QFN-20 485DB 1 260 Tape and Reel 3000 $0.5474
Market Leadtime (weeks) : Contact Factory
Avnet   (2020-08-19 00:00) : >1K

Product
Description
Pricing ($/Unit)
Compliance
Status
Output
Polarity
VO (V)
IO Typ (A)
VI Min (V)
VI Max (V)
VDO Typ (V)
Iq Typ (mA)
PSRR (dB)
Noise (µVrms)
Enable
PowerGood
Application
Package Type
NCV59749MNADJTBG  
 $0.5474 
Pb
A
H
P
 Active   
Single
Positive
Adj
3
0.8
5.5
0.12
1.2
75
20
Yes
Yes
Automotive
QFN-20
Case Outlines
485DB   
Previously Viewed Products
Clear List

New Products

NCV8187  1.2 A LDO Regulator

  • Low Iq of 30 µA typical over full temperature range
  • High PSRR of 85 dB at 1 kHz for power stability
  • Low noise of 9 µV(RMS)

NCV8730  150 mA LDO Regulator

  • Low quiescent current of 1 µA typical, and shutdown current of 100 nA typical
  • Wide operating input voltage range of 2.7 to 38 V
  • Low dropout of 290 mV typical @ 150 mA, 3.3 V

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