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The RTQ2510-QA series is a high performance positive low dropout (LDO) regulator designed for applications requiring very low dropout voltage and high Power Supply Ripple Rejection (PSRR) at up to 1A. The input voltage range is from 2.2V to 6V and the output voltage is programmable as low as 0.8V. The P-MOSFET switch provides excellent transient response with only a 4.7μF ceramic output capacitor. The external enable control effectively reduces power dissipation while shutdown and further output noise immunity is achieved through bypass capacitor on NR pin. Additionally, the RTQ2510-QA features a precise 3% output regulation over line, load, and temperature variations, while the RTQ2510A-QA offers an improved 1.5% output regulation. The device is available in the VDFN-8L 3x3 package and is specified from -40°C to 125°C.

Applications

  • Telecom/Networking Cards
  • Motherboards/Peripheral Cards
  • Industrial Applications
  • Wireless Infrastructures
  • Set-Top Boxes
  • Medical Equipments
  • Notebook Computers
  • Battery Powered Systems
  • Automotive Applications: Camera, Radar, Sensors
Key Spec.
RTQ2510A-QA RTQ2510-QA
Status Active Active
Vin (min) (V) 2.2 2.2
Vin (max) (V) 6 6
Vout (min) (V) 0.8 0.8
Vout (max) (V) 5.5 5.5
Output Adj. Method Resistor Resistor
Accuracy (+/- %) 1.5 3
Iout (max) (mA) 1000 1000
Iq (typ) (uA) 190 190
Vdropout @ rated current (typ) (mV) 170 @ 1A 170 @ 1A
Bias Rail No No
Cout Type Ceramic Ceramic
Charge Pump No No
Features AEC-Q100;Adjustable Soft-Start;Enable Input;Extra Low Noise;High PSRR;Industrial;Low Dropout;OCP;Stable with Ceramic Capacitor AEC-Q100;Adjustable Soft-Start;Enable Input;Extra Low Noise;High PSRR;Industrial;Low Dropout;OCP;Stable with Ceramic Capacitor
Package Type VDFN3x3-8 VDFN3x3-8
Features
  • AEC-Q100 Grade 1 Qualified
  • Dropout: 170mV Typical at 1A
  • High PSRR: 63dB @ 1kHz, 38dB @ 1MHz
  • Input Voltage Range: 2.2V to 6V
  • Adjustable Output Voltage: 0.8V to 5.5V
  • -40°C to 125°C Operating Junction Temperature Range
  • Noise Immunity
  • Fast Response Over Load and Line Transient
  • Stable with a 4.7μF Output Ceramic Capacitor
  • Accurate Output Voltage over Load, Line, Process, and Temperature Variations
    ► 3% Accuracy for RTQ2510-QA
    ► 1.5% Accuracy for RTQ2510A-QA
  • Enable Control
  • Optional Output Discharge (RTQ2510A-QA Only)
  • Over-Current Protection
  • Over-Temperature Protection
Part NumberPackage TypePackage Qty.Free SampleDistributorStockBuy From Authorized Distributor
RTQ2510GQV-QA(2)VDFN3x3-81,500 Request Digikey 1,366 Buy
Mouser 1,500 Buy
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