TPS650250

AKTIV

Konfigurierbares integriertes PMIC mit 3 DC/DC-Wandlern und 3 LDOs

Produktdetails

Regulated outputs (#) 6 Configurability Hardware configurable Vin (min) (V) 2.5 Vin (max) (V) 6 Vout (min) (V) 1 Vout (max) (V) 5.6 Iout (max) (A) 1.6 Features Power sequencing Step-up DC/DC converter 0 Step-down DC/DC converter 3 Step-down DC/DC controller 0 Step-up DC/DC controller 0 LDO 3 Iq (typ) (mA) 0.085 Rating Catalog Switching frequency (max) (kHz) 2550 Operating temperature range (°C) -40 to 85 Processor supplier Texas Instruments Processor name Sitara AM335x, Sitara AMIC110 Shutdown current (ISD) (typ) (µA) 16 Switching frequency (typ) (kHz) 2250 Product type Processor and FPGA
Regulated outputs (#) 6 Configurability Hardware configurable Vin (min) (V) 2.5 Vin (max) (V) 6 Vout (min) (V) 1 Vout (max) (V) 5.6 Iout (max) (A) 1.6 Features Power sequencing Step-up DC/DC converter 0 Step-down DC/DC converter 3 Step-down DC/DC controller 0 Step-up DC/DC controller 0 LDO 3 Iq (typ) (mA) 0.085 Rating Catalog Switching frequency (max) (kHz) 2550 Operating temperature range (°C) -40 to 85 Processor supplier Texas Instruments Processor name Sitara AM335x, Sitara AMIC110 Shutdown current (ISD) (typ) (µA) 16 Switching frequency (typ) (kHz) 2250 Product type Processor and FPGA
VQFN (RHB) 32 25 mm² 5 x 5
  • 1.6 A, 97% Efficient Step-Down Converter for System Voltage (VDCDC1)
    • 3.3 V, 2.8 V, or Adjustable
  • 0.8 A, up to 95% Efficient Step-Down Converter for Memory Voltage (VDCDC2)
    • 1.8 V, 2.5 V, or Adjustable
  • 0.8 A, 90% Efficient Step-Down Converter for Processor Core (VDCDC3)
  • Adjustable Output Voltage on VDCDC3
  • 30-mA LDO for Vdd_alive
  • 2 × 200 mA General-Purpose LDOs (LDO1 and LDO2)
  • Dynamic Voltage Management for Processor Core
  • LDO1 and LDO2 Voltage Externally Adjustable
  • Separate Enable Pins for Inductive Converters
  • 2.25-MHz Switching Frequency
  • 85-µA Quiescent Current
  • Thermal Shutdown Protection
  • 1.6 A, 97% Efficient Step-Down Converter for System Voltage (VDCDC1)
    • 3.3 V, 2.8 V, or Adjustable
  • 0.8 A, up to 95% Efficient Step-Down Converter for Memory Voltage (VDCDC2)
    • 1.8 V, 2.5 V, or Adjustable
  • 0.8 A, 90% Efficient Step-Down Converter for Processor Core (VDCDC3)
  • Adjustable Output Voltage on VDCDC3
  • 30-mA LDO for Vdd_alive
  • 2 × 200 mA General-Purpose LDOs (LDO1 and LDO2)
  • Dynamic Voltage Management for Processor Core
  • LDO1 and LDO2 Voltage Externally Adjustable
  • Separate Enable Pins for Inductive Converters
  • 2.25-MHz Switching Frequency
  • 85-µA Quiescent Current
  • Thermal Shutdown Protection

The TPS650250 device is an integrated power management IC for applications requiring multiple power rails. The TPS650250 provides three highly efficient, step-down converters targeted at providing the core voltage, peripheral, I/O and memory rails in a processor-based system. All three step-down converters, controlled by the MODE pin, enter a low-power mode at light load for maximum efficiency or operate in forced fixed frequency PWM mode.

The TPS650250 device integrates two general-purpose 200-mA LDO voltage regulators. Both LDOs operate with an input voltage range from 1.5 V to 6.5 V, allowing them to be supplied from one of the step-down converters. The output voltage of all rails can be set with an external resistor divider and enabled with an input pin. Additionally, a 30-mA LDO is typically used to provide power to an always-on rail.

The TPS650250 device is an integrated power management IC for applications requiring multiple power rails. The TPS650250 provides three highly efficient, step-down converters targeted at providing the core voltage, peripheral, I/O and memory rails in a processor-based system. All three step-down converters, controlled by the MODE pin, enter a low-power mode at light load for maximum efficiency or operate in forced fixed frequency PWM mode.

The TPS650250 device integrates two general-purpose 200-mA LDO voltage regulators. Both LDOs operate with an input voltage range from 1.5 V to 6.5 V, allowing them to be supplied from one of the step-down converters. The output voltage of all rails can be set with an external resistor divider and enabled with an input pin. Additionally, a 30-mA LDO is typically used to provide power to an always-on rail.

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Technische Dokumentation

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Typ Titel Datum
* Data sheet TPS650250 Power Management IC (PMIC) for SoCs and Multirail Subsystems datasheet (Rev. B) PDF | HTML 18 Mai 2018
Application note Optimizing Resistor Dividers at a Comparator (Rev. B) PDF | HTML 30 Apr 2021
Application note How to Design Flexible Processor Power Systems Using PMICs (Rev. B) 27 Jan 2020
Application note AM335x PMIC Selection Guide (Rev. A) 19 Sep 2019
Selection guide Power Management Guide 2018 (Rev. R) 25 Jun 2018
User guide Powering the AM335x With the TPS650250 (Rev. B) 14 Mär 2018
Application note Understanding the Absolute Maximum Ratings of the SW Node (Rev. A) 13 Jan 2012
Application note Power supply reference design for Samsung™ s3c2416 using TPS650250 (Rev. A) 12 Jan 2011
EVM User's guide TPS650250EVM 01 Jul 2008

Design und Entwicklung

Weitere Bedingungen oder erforderliche Ressourcen enthält gegebenenfalls die Detailseite, die Sie durch Klicken auf einen der unten stehenden Titel erreichen.

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Benutzerhandbuch: PDF
Evaluierungsplatine

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Benutzerhandbuch: PDF
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The PMP9185 reference design uses the UCC28710 primary-side regulated flyback controller to generate a 15V output from a univeral AC input with maximum 20W output power followied by DC/DC and LDO stages using TPS54229 and TPS650250, and 5V, 3.3V, 1.8V and 1.2V are provided. A switch on the PCB (...)
Test report: PDF
Schaltplan: PDF
Referenzdesigns

TIDA-00716 — Referenzdesign zur Stromversorgung des Spartan-6-FPGA von Xilinx mit TPS650250

The TIDA-00716 design is a compact, integrated solution for the Xilinx Spartan 6 FPGA. This design showcases the TPS650250 as an all-in-one IC used to supply the rails needed for powering the Spartan 6. This design is based on the Spartan 6 LXT family, but can be repurposed to power the Spartan 6 (...)
Design guide: PDF
Schaltplan: PDF
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