TPS51116PWPR - TI

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

Part No

TPS51116PWPR
Manufacturer

TI
ChipWorker Part#

CW14538936
Category

Voltage Regulator
Package

HTSSOP-20
Description

DC-DC Controller (External Switch) DDR1, DDR2, DDR3 Switcher and LDO DC DC Cntrlr Single-OUT Sync Buck 3V to 28V Input 20Pin HTSSOP EP T/R
Documentation

Datasheet

TPS51116PWPR Global Supplier

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TPS51116PWPR Specifications

Attribute	Attribute Value

Part Number	TPS51116PWPR
Manufacturer	TI
ChipWorker Part#	CW14538936
Category	Voltage Regulator
Documentation	Datasheet
Mounting Style	Surface Mount
Number of Pins	20 Pin
Case/Package	HTSSOP-20
Number of Outputs	1 Output
Output Voltage	1.5V ~ 3V
Output Current	3 A
Number of Positions	20 Position
Power Dissipation	2530 mW
Quiescent Current	800 µA
Number of Regulated Outputs	1 Output
Thermal Shutdown	Yes
Topology	Buck
Input Voltage (Max)	28 V
Input Voltage (Min)	3 V
Output Voltage (Max)	3 V
Output Voltage (Min)	750 mV
Output Current (Max)	25 mA
Operating Temperature (Max)	85 ℃
Operating Temperature (Min)	-40 ℃
Power Dissipation (Max)	2530 mW
Supply Voltage	3V ~ 28V
Input Voltage	3V ~ 28V
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Size-Length	6.6 mm
Size-Width	4.5 mm
Size-Height	1.05 mm
Operating Temperature	-40℃ ~ 85℃
Product Lifecycle Status	Active
Packaging	Tape & Reel (TR)
RoHS	RoHS Compliant
Lead-Free Status	Lead Free
REACH SVHC Compliance Edition	2017/07/07

Product Description

DESCRIPTION
The TPS51116 provides a complete power supply for DDR/SSTL-2, DDR2/SSTL-18, and DDR3 memory
systems. It integrates a synchronous buck controller with a 3-A sink/source tracking linear regulator and
buffered low noise reference.
FEATURES
• Synchronous Buck Controller (VDDQ)
– Wide-Input Voltage Range: 3.0-V to 28-V
– D−CAP™ Mode with 100-ns Load Step Response
– Current Mode Option Supports Ceramic Output Capacitors
– Supports Soft-Off in S4/S5 States
– Current Sensing from RDS(on) or Resistor
– 2.5-V (DDR), 1.8-V (DDR2), Adjustable to 1.5-V (DDR3) or Output Range 0.75-V to 3.0-V
– Equipped with Powergood, Overvoltage Protection and Undervoltage Protection
• 3-A LDO (VTT), Buffered Reference (VREF)
– Capable to Sink and Source 3 A
– LDO Input Available to Optimize Power Losses
– Requires only 20-µF Ceramic Output Capacitor
– Buffered Low Noise 10-mA VREF Output
– Accuracy 20 mV for both VREF and VTT
– Supports High-Z in S3 and Soft-Off in S4/S5
– Thermal Shutdown
APPLICATIONS
• DDR/DDR2/DDR3/LPDDR3 Memory Power Supplies
• SSTL-2 SSTL-18 and HSTL Termination

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