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LP3996
  • LP3996
  • LP3996
  • LP3996

LP3996

ACTIVE

150-mA, low-IQ, dual-channel low-dropout voltage regulator with power good & enable KEY SPECIFICATIONS KEY SPECIFICATIONS

Texas Instruments LP3996 Product Info

1 April 2026 0

Parameters

Rating

Catalog

Vin (max) (V)

6

Vin (min) (V)

2

Iout (max) (A)

0.15

Output options

Dual output, Fixed Output

Vout (max) (V)

3.3

Vout (min) (V)

0.8

Fixed output options (V)

0.8, 1.5, 1.8, 2.2, 2.5, 2.8, 3, 3.3

Noise (µVrms)

36

PSRR at 100 KHz (dB)

45

Iq (typ) (mA)

0.035

Features

Enable, Power good

Thermal resistance θJA (°C/W)

55

Load capacitance (min) (µF)

1

Regulated outputs (#)

2

Accuracy (%)

2.75

Dropout voltage (Vdo) (typ) (mV)

210

Operating temperature range (°C)

-40 to 85

Package

WSON (DSC)-10-9 mm² 3 x 3

Features

  • 2 LDO Outputs with Independent Enable
  • 1.5% Accuracy at Room Temperature, 3% Over
    Temperature
  • Power-On-Reset Function with Adjustable
    Delay
  • Thermal Shutdown Protection
  • Stable with Ceramic Capacitors

KEY SPECIFICATIONS

  • Input Voltage Range 2.0V to 6.0V
  • Low Dropout Voltage 210 mV at 300 mA
  • Ultra-Low IQ (Enabled) 35 µA
  • Virtually Zero IQ (Disabled) <10 nA
  • Package Available in Lead-Free Option
    10-pin 3 mm × 3 mm
  • 2 LDO Outputs with Independent Enable
  • 1.5% Accuracy at Room Temperature, 3% Over
    Temperature
  • Power-On-Reset Function with Adjustable
    Delay
  • Thermal Shutdown Protection
  • Stable with Ceramic Capacitors

KEY SPECIFICATIONS

  • Input Voltage Range 2.0V to 6.0V
  • Low Dropout Voltage 210 mV at 300 mA
  • Ultra-Low IQ (Enabled) 35 µA
  • Virtually Zero IQ (Disabled) <10 nA
  • Package Available in Lead-Free Option
    10-pin 3 mm × 3 mm

Description

The LP3996 is a dual low dropout regulator with power-on-reset circuit. The first regulator can source 150 mA, while the second is capable of sourcing 300 mA and has a power-on-reset function included.

The LP3996 provides 1.5% accuracy requiring an ultra low quiescent current of 35 µA. Separate enable pins allow each output of the LP3996 to be shut down, drawing virtually zero current.

The LP3996 is designed to be stable with small footprint ceramic capacitors down to 1 µF. An external capacitor may be used to set the POR delay time as required.

The LP3996 is available in fixed output voltages and comes in a 10-pin, 3 mm × 3 mm package.

The LP3996 is a dual low dropout regulator with power-on-reset circuit. The first regulator can source 150 mA, while the second is capable of sourcing 300 mA and has a power-on-reset function included.

The LP3996 provides 1.5% accuracy requiring an ultra low quiescent current of 35 µA. Separate enable pins allow each output of the LP3996 to be shut down, drawing virtually zero current.

The LP3996 is designed to be stable with small footprint ceramic capacitors down to 1 µF. An external capacitor may be used to set the POR delay time as required.

The LP3996 is available in fixed output voltages and comes in a 10-pin, 3 mm × 3 mm package.

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