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AP7381

Wide Input Voltage Range, 150MA ULDO Regulator

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Description

The AP7381 series is a positive voltage regulator IC.

The AP7381 has features of wide input voltage range, high accuracy, low dropout voltage, current limit and ultra-low quiescent current which make it ideal for use in various USB and portable devices.

The IC consists of a voltage reference, an error amplifier, a resistor network for setting output voltage, a current limit circuit for current protection, and a chip enable circuit.

The AP7381 has 3.3V, 5V fixed voltage version.

The AP7381 is available in space-saving SOT89 (Option 2) and TO92 (Ammo Packing) packages.

Application(s)

  • E-Meter
  • Battery-powered Equipment
  • Laptop, Palmtops, Notebook Computers
  • Portable Information Appliances

Feature(s)

  • Wide Input Voltage Range: Up to 40V
  • Low Dropout Voltage: VDROP = 1000mV@IOUT = 100mA @ Vout=3.3V
  • Low Ground Current
  • High Output Voltage Accuracy
  • Compatible with Low ESR Ceramic Capacitor
  • Excellent Line/Load Regulation
  • Thermal Shutdown Function
  • Short Current Protection Function

Product Specifications

Product Parameters

Compliance (Only Automotive supports PPAP) Standard
Output options Fixed
Iout (A) 0.15
Vin (Max) (V) 40
Vin (Min) (V) 3.3
Vout (min) 2.8
Vout (max) 7
Fixed Vout (V) 2.8, 3.3, 5.0, 7.0
Iq (typ) (µA) 2.5
Accuracy 25C 2%
VDROPOUT (Max) (V) at Max Current and Max Ouput Voltage 1
PSRR (dB) 1kHz 60
Operating Temperature (Ambient) -40 to 85
Channels 1
Output Discharge no
Iq (max)(µA) 5
VCTL function no

Related Content

Packages

Technical Documents

Recommended Soldering Techniques

TN1.pdf

RoHS CofC

Orderable Part Number Buy from Distributor / Contact Sales Request Samples
AP7381-28SA-7

AP7381-28SA-7

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Mouser Electronics Inc. 942 8/1/2021 South America, North America, Asia, Europe, Middle East Buy Now
Future Electronics - Europe 10 7/31/2021 England Contact Sales
Request Sample
AP7381-28V-A

AP7381-28V-A

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Mouser Electronics Inc. 1814 8/1/2021 South America, North America, Asia, Europe, Middle East Buy Now
Request Sample
AP7381-28Y-13

AP7381-28Y-13

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Mouser Electronics Inc. 3302 8/1/2021 South America, North America, Asia, Europe, Middle East Buy Now
Request Sample
AP7381-33V-A

AP7381-33V-A

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Arrow Electronics 80 8/1/2021 United States Buy Now
Digi-Key Electronics 1548 8/1/2021 Europe, Asia, North America Buy Now
Mouser Electronics Inc. 795 8/1/2021 South America, North America, Asia, Europe, Middle East Buy Now
Request Sample
AP7381-50V-A

AP7381-50V-A

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Mouser Electronics Inc. 1828 8/1/2021 South America, North America, Asia, Europe, Middle East Buy Now
Request Sample
AP7381-70SA-7

AP7381-70SA-7

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Mouser Electronics Inc. 5267 8/1/2021 South America, North America, Asia, Europe, Middle East Buy Now
Request Sample
AP7381-70V-A

AP7381-70V-A

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Mouser Electronics Inc. 1685 8/1/2021 South America, North America, Asia, Europe, Middle East Buy Now
Request Sample
AP7381-70Y-13

AP7381-70Y-13

Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Avnet EU 2500 8/1/2021 Germany Buy Now
Mouser Electronics Inc. 23 8/1/2021 South America, North America, Asia, Europe, Middle East Buy Now
Request Sample