Electronic Components Datasheet Search |
|
TPS54122-Q1 Datasheet(PDF) 1 Page - Texas Instruments |
|
TPS54122-Q1 Datasheet(HTML) 1 Page - Texas Instruments |
1 / 40 page DC-DC Microprocessor VIN (DC-DC) LDOIN Battery VCORE VCCIO 12 V 3.3 V 1.2 V 1.8 V LDO Output DC-DC Output TPS54122-Q1 3.3 V Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design TPS54122-Q1 SBVS253A – JANUARY 2015 – REVISED MAY 2015 TPS54122-Q1 Dual-Output, 3-A, QuietSupply™ with Integrated DC-DC Converter and Low-Noise LDO 1 Features 3 Description The TPS54122-Q1 combines the efficiency of a step- 1 • AEC-Q100 Qualified with the Following Results: down switching (dc-dc) converter with a high power- – Device Temperature Grade 1: –40°C to 125°C supply rejection (PSR), low-noise, low-dropout Ambient Operating Temperature Range regulator (LDO) to provide an ultralow-noise power – Device HBM ESD Classification Level H2 supply that delivers QuietSupply rails to noise- sensitive applications. – Device CDM ESD Classification Level C4B The TPS54122-Q1 is ideally suited for systems with • Input Voltage Range: 5-V power busses and can support 3-A continuous – VIN: 2.95 V to 6.0 V output current on both the dc-dc or LDO output. The – LDOIN: VOUT + VDO to 5.5 V LDO output voltage can be set from 0.8 V to 3.6 V – BIAS: 2.375 V to 5.5 V and the dc-dc can be adjusted from 0.83 V to 5.0 V using external resistors. The TPS54122-Q1 can be • Provides Two Configurable Supply Rails used in a wide range of low-noise applications • Independent Enable, Power Good, and Soft-Start because the dc-dc converter and LDO are completely • 3-A, High-Efficiency, Synchronous, Step-Down configurable. In addition, the TPS54122-Q1 includes Switcher: features such as soft-start, switching frequency synchronization, and a power-good signal. – Output Voltage Adjustable Down to 0.8 V The TPS54122-Q1 can also be configured as a dual- – Sync to External Clock: 300 kHz to 2 MHz supply rail device, supplying a total of 3 A. – 1% Reference Accuracy The TPS54122-Q1 is available in a space-saving, • 3-A, Low-Noise LDO: 3.5-mm × 5.5-mm VQFN package, and is specified to – Output Noise: 17 µVRMS at 10 Hz to 1 MHz operate over a –40°C to 125°C ambient temperature with DC-DC Running range. The TPS54122-Q1 is suited for automotive – Output Voltage Range: 0.8 V to 3.6 V applications because the device is qualified for AEC- Q100 grade 1. – Ultralow Dropout: 100 mV (typ) at 3 A – 1% Output Accuracy Device Information(1) – Excellent Load and Line Transient Response PART NUMBER PACKAGE BODY SIZE (NOM) • Small Package: 5.5-mm × 3.5-mm VQFN-24 TPS54122-Q1 VQFN (24) 5.50 mm × 3.50 mm (1) For all available packages, see the orderable addendum at 2 Applications the end of the datasheet. • Power Optimization in Automotive ECU Power • Automotive Infotainment Systems • Automotive ADAS Systems • Powering Sensitive Clocking-Distribution Circuits • Powering RF Components: VCOs, Receivers, and ADCs 1 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, intellectual property matters and other important disclaimers. PRODUCTION DATA. |
Similar Part No. - TPS54122-Q1_15 |
|
Similar Description - TPS54122-Q1_15 |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.COM |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Datasheet Upload | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |