Texas Instruments

TPS7A4700RGWR

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators

Manufacturer
MPN
TPS7A4700RGWR
Package / Case
VQFN-20-EP
Key Attributes
1A, 36V, low noise, high PSRR, low dropout voltage regulator with enable function

Technical Specifications

TypeDescription
Output TypeAdjustable
Output Voltage10.95 V
Output Current1 A
Working Voltage V35 V
Channels1
TypeDescription
Iq A0.001 A
Output ConfigurationPositive
Operating Temp-40°C ~ +125°C @(Tj)
FeaturesEnable control;Built-in soft-start;Input under-voltage protection;Over Current Protection;Thermal shutdown;Noise bypass terminal
Package / CaseVQFN-20-EP

Product Introduction

The TPS7A47 is a family of positive voltage (+36 V), ultralow-noise (4 µVRMS) low-dropout linear regulators (LDO) capable of sourcing a 1-A load.

The TPS7A4700 output voltages are user-programmable (up to 20.5 V) using a printed circuit board (PCB) layout without the need of external resistors or feed-forward capacitors, thus reducing overall component count.

The TPS7A4701 output voltage can be configured with a user-programmable PCB layout (up to 20.5 V), or adjustable (up to 34 V) with external feedback resistors.

The TPS7A47 is designed with bipolar technology primarily for high-accuracy, high-precision instrumentation applications where clean voltage rails are critical to maximize system performance. This feature makes the device ideal for powering operational amplifiers, analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and other high-performance analog circuitry in critical applications such as medical, radio frequency (RF), and test-and-measurement.

In addition, the TPS7A47 is ideal for post dc-dc converter regulation. By filtering out the output voltage ripple inherent to dc-dc switching conversions, maximum system performance is ensured in sensitive instrumentation, test-and-measurement, audio, and RF applications.

Features

  • 82 dB (100 Hz), ≥55 dB (10 Hz, 10 MHz)
  • Two Output Voltage Modes:
  • ANY-OUT™ Version (User-Programmable Output via PCB Layout): No External Feedback Resistors or FeedForward Capacitors Required – Output Voltage Range: +1.4 V to +20.5 V
  • Adjustable Version (TPS7A4701 only): – Output Voltage Range: +1.4 V to +34 V
  • Output Current: 1 A
  • Dropout Voltage: 307 mV at 1 A
  • CMOS Logic Level-Compatible Enable Pin
  • Built-In Fixed Current Limit and Thermal Shutdown
  • Available in High-Performance Thermal Package: 5-mm×5-mm QFN
  • Operating Temperature Range: -40°C to 125°C

Applications

  • - Voltage-Controlled Oscillators (VCO) - Frequency Synthesizers - Test and Measurement Instrumentation - Medical - Audio - RX, TX, and PA Circuitry - Supply Rails for Operational Amplifiers, DACs, ADCs, and Other High-Precision Analog Circuitry - Post DC-DC Converter Regulation and Ripple Filtering - Base Stations and Telecom Infrastructure - +12-V and +24-V Industrial Buses

Datasheet

📄 Open Download

Alternative Parts

Common TPS7A4700RGWR alternatives overseas buyers search for:

Compliance & Export Codes

TypeDetails
RoHSROHS
ECCNEAR99
CNHTS8542399000
USHTS8542390001
TARIC8542399000
TypeDetails
CAHTS8542390000
BRHTS85423999
INHTS85423900
MXHTS8542.39.99

Sourcing Information

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