TPS40428RHAT - TI

The pictures are for reference only, and the specific specifications can be found in the product manual.

Part No

TPS40428RHAT
Manufacturer

TI
ChipWorker Part#

CW11437275
Category

DC to DC Converter
Package

VQFN-40
Description

TEXAS INSTRUMENTS TPS40428RHAT DC-DC Controller with PMBus Interface, 4.5V to 20V, 2Outputs, Synchronous Buck, 1.5MHz, VQFN-40
Documentation

Datasheet

TPS40428RHAT Global Supplier

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TPS40428RHAT Specifications

Attribute	Attribute Value

Part Number	TPS40428RHAT
Manufacturer	TI
ChipWorker Part#	CW11437275
Category	DC to DC Converter
Documentation	Datasheet
Mounting Style	Surface Mount
Number of Pins	40 Pin
Case/Package	VQFN-40
Supply Voltage (DC)	4.50V (min)
Number of Outputs	2 Output
Output Voltage	0.6V ~ 5V
Output Current	40 mA
Number of Positions	40 Position
Quiescent Current	18.0 mA
Number of Regulated Outputs	2 Output
Rise Time	300 ns
Switching Frequency	1.5 MHz
Topology	Buck
Input Voltage (Max)	20 V
Input Voltage (Min)	4.5 V
Fall Time	300 ns
Operating Temperature (Max)	125 ℃
Operating Temperature (Min)	-40 ℃
Supply Voltage (Max)	20 V
Supply Voltage (Min)	4.5 V
Input Voltage	4.5V ~ 20V
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Operating Temperature	-40℃ ~ 125℃
Product Lifecycle Status	Active
Packaging	Tape & Reel (TR)
RoHS	RoHS Compliant
Lead-Free Status	Lead Free
REACH SVHC Compliance	No SVHC
REACH SVHC Compliance Edition	2015/06/15

Product Description

* Smart Power Mode in Factory Default (Compatible with TI Smart Power StageCSD95378B and Pin-for-Pin Equivalent to TPS40425 – Non-Smart Power Mode inFactory Default) * Single Supply Operation: 4.5 V to 20 V * VOUT from 0.6 V * Dual or Multi-Phase Synchronous Buck Controller * Individual High-Speed AVS Interface * Fast Transient Response * Stackable up to Four Phases * 2-, 3-, or 4-Phase Interleaved Phase Shifts * Accurate Current Sharing * PMBus Interface Capability * Margining Up/Down with 2-mV Step * Programmable Fault Limit and Response * ±0.8% VOUT * Accuracy Current Monitoring * ±3°C External Temperature Monitoring In Smart Power Mode * Programmable UVLO ON/OFF Thresholds * Programmable Soft-Start Time, Turn-On Delay, and Turn-OffDelay * On-Chip Non-Volatile Memory (NVM) to Store Custom Configurations * 0.6-V Reference Voltage with 0.5% Accuracy from –40°C to 125°C * Programmable ƒSW from 200 kHz to 1.5 MHz * Supports Pre-biased Output * Differential Remote Sensing * Synchronization to an Extermal Clock * OC/OV/UV/OT Fault Protection * 40-Pin, 6 mm × 6 mm, QFN Package

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