ATL431
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2.5V low-Iq adjustable precision shunt regulator

 

Models (7)

Title Category Type Date
ATL431A TINA-TI TRANSIENT REFERENCE DESIGN TINA-TI Reference Design TSC 04 Oct 2019
ATL431A TINA-TI TRANSIENT SPICE MODEL TINA-TI Spice Model ZIP 04 Oct 2019
ATL431A Unencrypted PSpice Transient Model (Rev. B) PSpice Model ZIP 21 Jan 2019
ATL431A PSpice Transient Model (Rev. D) PSpice Model ZIP 21 Jan 2019
ATL431B PSpice Transient Model (Rev. C) PSpice Model ZIP 31 May 2016
ATL431B Unencrypted PSpice Transient Model PSpice Model ZIP 31 May 2016
Export TINA-TI Transient Spice Model from WEBENCH (Rev. A) TINA-TI Spice Model PDF 06 Nov 2015

Design kits & evaluation modules (3)

Name Part# Type
ATL431 adjustable shunt regulator evaluation module ATL431EVM-001 Evaluation Modules & Boards
UCC28780 active clamp flyback 45W AC/DC EVM with GaN FET UCC28780EVM-002 Evaluation Modules & Boards
UCC28780 active clamp fyback converter 45W EVM with UCC24612 and Si MOSFET UCC28780EVM-021 Evaluation Modules & Boards

Reference designs

>95% Efficiency, 1-kW analog control AC/DC reference design for 5G telecom rectifier

This compact, high efficiency reference design with a 54-V DC, 1000-W output targets 5G telecom power and industrial AC/DC power supplies. The circuit consists of a front-end continuous conduction mode (CCM) power factor correction (PFC) circuit based on the UCC28180, followed by a robust LLC stage (...)

View the Important Notice for reference designs covering authorized use, intellectual property matters and disclaimers.

Development tools (1)

Name Part# Type
Shunt voltage reference external resistor quick-start calculator SHUNT_VOLTAGE_REFERENCE_RESISTOR_CALCULATOR Calculation Tools
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WEBENCH® Designer ATL431

  Min   Max Range
Vin  V 2.6 to 36.0V
Vout  V 2.501 to 36V
Iout  A ≤ 0.1A
Ambient Temp  °C -40 to 125°C