Texas Instruments

TPS7A0333DBVR

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

Manufacturer
MPN
TPS7A0333DBVR
Package / Case
SOT-23-5
Key Attributes
200mA, ultra-low quiescent current (200nA), low-dropout (LDO) regulator with enable functionality

Technical Specifications

TypeDescription
Output TypeFixed
Output Voltage3.3 V
Output Current0.2 A
Working Voltage V6 V
Channels1
TypeDescription
Iq A2e-07
Output ConfigurationPositive
Operating Temp-40°C ~ +125°C @(Tj)
FeaturesEnable control;Input under-voltage protection;Output discharge;Over Current Protection;Short Circuit Protection;Thermal shutdown
Package / CaseSOT-23-5

Product Introduction

TPS7A03 is an ultra-small, ultra-low quiescent current LDO linear regulator capable of delivering 200mA with excellent transient performance.

The TPS7A03 features an ultra-low IQ (200nA), designed for applications where ultra-low quiescent current is a critical parameter. The device maintains low IQ consumption even in dropout mode, further extending battery life. In shutdown or disable mode, the device draws an ultra-low IQ of 3nA, helping to extend battery shelf life. The TPS7A03 output voltage range is 0.8V to 5.0V in 50mV steps, supporting the lower core voltages of modern MCUs.

The TPS7A03 features an intelligent enable circuit with an internal control pull-down resistor that keeps the LDO disabled even when the EN pin is left floating, helping to minimize external components required for pulling down the EN pin. This circuit also helps minimize current flow through the external pull-down circuit when the device is in the disabled state.

The TPS7A03 is rated for an operating junction temperature range of TJ = -40°C to +125°C.

Features

  • Ultra-low IQ: 200nA (typical), even in dropout
  • Shutdown IQ: 3nA (typical)
  • Excellent transient response (1mA to 50mA)
  • Settling time < 10μs
  • 80mV undershoot
  • Package:
  • 1.0mm×1.0mm×2SON
  • SOT-23-5
  • 0.64mm×0.64mm DSBGA
  • Input voltage range: 1.5V to 6.0V
  • Output voltage range: 0.8V to 5.0V (fixed)
  • Output accuracy: 1.5% over operating temperature range
  • Smart enable pull-down
  • Ultra-low dropout:
  • 270mV (max) at 200mA (VOUT = 3.3V)
  • Stable with 1μF or larger capacitors

Applications

  • - Wearable electronics - Thermostats, smoke and heat detectors - Gas, heat and water meters - Blood glucose monitors and pulse oximeters - Residential circuit breakers and fault indicators - Building security and video surveillance devices - EPOS card readers

Datasheet

📄 Open Download

Alternative Parts

Common TPS7A0333DBVR alternatives overseas buyers search for:

Compliance & Export Codes

TypeDetails
RoHSROHS3
ECCNEAR99
CNHTS8542399000
USHTS8542390001
TARIC8542399000
TypeDetails
CAHTS8542390000
BRHTS85423999
INHTS85423900
MXHTS8542.39.99

Sourcing Information

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