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TLV733P-Q1
  • TLV733P-Q1
  • TLV733P-Q1
  • TLV733P-Q1

TLV733P-Q1

ACTIVE

Automotive 300-mA, low-IQ, low-dropout voltage regulator with enable

Texas Instruments TLV733P-Q1 Product Info

1 April 2026 1

Parameters

Rating

Automotive

Vin (max) (V)

5.5

Vin (min) (V)

1.4

Iout (max) (A)

0.3

Output options

Fixed Output

Vout (max) (V)

3.3

Vout (min) (V)

1

Fixed output options (V)

1, 1.1, 1.2, 1.5, 1.8, 2.5, 2.8, 3, 3.3

Noise (µVrms)

120

PSRR at 100 KHz (dB)

28

Iq (typ) (mA)

0.034

Features

Enable, Foldback Overcurrent protection

Thermal resistance θJA (°C/W)

93

TI functional safety category

Functional Safety-Capable

Load capacitance (min) (µF)

0

Regulated outputs (#)

1

Accuracy (%)

1.4

Dropout voltage (Vdo) (typ) (mV)

125

Operating temperature range (°C)

-40 to 150

Package

SOT-23 (DBV)-5-8.12 mm² 2.9 x 2.8

Features

  • AEC-Q100 qualified for automotive applications:
    • Temperature grade 1: –40°C to 125°C, TA
  • Device junction temperature range: –40°C to 150°C
  • Input voltage range: 1.4 V to 5.5 V
  • Stable operation with or without capacitors
  • Foldback overcurrent protection
  • Package:
    • 2.0-mm × 2.0-mm WSON-6
    • 2.9-mm × 1.6-mm SOT-23
  • Very low dropout: 125 mV at 300 mA (3.3 VOUT)
  • Accuracy: 1% typical, 1.4% maximum
  • Low IQ: 34 µA
  • Available in fixed-output voltages: 1.0 V to 3.3 V
  • High PSRR: 50 dB at 1 kHz
  • Active output discharge
  • AEC-Q100 qualified for automotive applications:
    • Temperature grade 1: –40°C to 125°C, TA
  • Device junction temperature range: –40°C to 150°C
  • Input voltage range: 1.4 V to 5.5 V
  • Stable operation with or without capacitors
  • Foldback overcurrent protection
  • Package:
    • 2.0-mm × 2.0-mm WSON-6
    • 2.9-mm × 1.6-mm SOT-23
  • Very low dropout: 125 mV at 300 mA (3.3 VOUT)
  • Accuracy: 1% typical, 1.4% maximum
  • Low IQ: 34 µA
  • Available in fixed-output voltages: 1.0 V to 3.3 V
  • High PSRR: 50 dB at 1 kHz
  • Active output discharge

Description

The TLV733P-Q1 family of low dropout (LDO) linear regulators are ultra-small, low quiescent current LDOs that can source 300 mA with good line and load transient performance. These devices provide a typical accuracy of 1%.

The TLV733P-Q1 family is designed with a modern capacitor-free architecture to ensure stability without an input or output capacitor. The removal of the output capacitor allows for a very small solution size, and can eliminate inrush current at startup. Furthermore, the TLV733P-Q1 family is also stable with ceramic output capacitors if an output capacitor is necessary. The TLV733P-Q1 family also provides foldback current control during device power-up and enabling if an output capacitor is used. This functionality is especially important in battery-operated devices.

The TLV733P-Q1 family provides an active pulldown circuit to quickly discharge output loads when disabled.

The TLV733P-Q1 family is available in the 6-pin DRV (WSON) and 5-pin DBV (SOT-23) packages.

 

The TLV733P-Q1 family of low dropout (LDO) linear regulators are ultra-small, low quiescent current LDOs that can source 300 mA with good line and load transient performance. These devices provide a typical accuracy of 1%.

The TLV733P-Q1 family is designed with a modern capacitor-free architecture to ensure stability without an input or output capacitor. The removal of the output capacitor allows for a very small solution size, and can eliminate inrush current at startup. Furthermore, the TLV733P-Q1 family is also stable with ceramic output capacitors if an output capacitor is necessary. The TLV733P-Q1 family also provides foldback current control during device power-up and enabling if an output capacitor is used. This functionality is especially important in battery-operated devices.

The TLV733P-Q1 family provides an active pulldown circuit to quickly discharge output loads when disabled.

The TLV733P-Q1 family is available in the 6-pin DRV (WSON) and 5-pin DBV (SOT-23) packages.

 

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