TPS54319RTER(Brand new and original in stock)

Short Description:

manufacturer:Texas Instruments

Manufacturer product number:TPS54319RTER


Original factory standard delivery time:35 weeks

Detailed Description:Buck Switching Regulator IC Positive Adjustable 0.827V 1 Output 3A 16-WFQFN Exposed Pad

Product Detail

Product Tags

product properties:

category Integrated Circuit (IC)  PMIC - Voltage Regulators - DC DC Switching Regulators
manufacturer Texas Instruments
series SWIFT™
Package Tape and Reel (TR)  Shear Band (CT)  Digi-Reel® Custom Reel
product status in stock
Function Buck
output configuration just
topology Buck
output type adjustable
Number of outputs 1
Voltage - Input (Min) 2.95V
Voltage - Input (Max) 6V
Voltage - Output (min/fixed) 0.827V
Voltage - Output (Maximum) 4.5V
Current - Output 3A
Frequency - switch 300kHz ~ 2MHz
Synchronous Rectifier Yes
Operating temperature -40°C ~ 150°C (TJ)
installation type Surface Mount Type
Package/Enclosure 16-WFQFN Exposed Pad
Supplier Device Packaging 16-WQFN (3x3)
Basic product number TPS54319

Environment and Export Classification:

RoHS status Compliant with ROHS3 specification
Moisture Sensitivity Level (MSL) 2 (1 year)
REACH status Non-REACH products
HTSUS 8542.39.0001

2.95-V to 6-V Input, 3-A Output, 2-MHz, Synchronous Step-Down
Switcher With Integrated FETs ( SWIFT™)
• Two 45-mΩ (typical) MOSFETs for High
The TPS54319 device is a full featured 6 V, 3 A,
Efficiency at 3-A Loads
synchronous step down current mode converter with
two integrated MOSFETs.

300kHz to 2MHz Switching Frequency

0.8 V ± 3.0% Voltage Reference Over
The TPS54319 enables small designs by integrating
the MOSFETs, implementing current mode control to
Temperature (0°C to 85°C)
reduce external component count, reducing inductor

Synchronizes to External Clock
size by enabling up to 2 MHz switching frequency,

Adjustable Slow Start/Sequencing
and minimizing the IC footprint with a small 3mm x

UV and OV Power Good Output
3mm thermally enhanced QFN package.

–40°C to 150°C Operating Junction
The TPS54319 provides accurate regulation for a
Temperature Range
variety of loads with an accurate ±3.0% Voltage
Reference (VREF) over temperature.

Thermally Enhanced 3mm × 3mm 16-pin QFN

Pin Compatible to TPS54318
Efficiency is maximized through the integrated 45mΩ
MOSFETs and 360mA typical supply current. Using
the enable pin, shutdown supply current is reduced to
2 µA by entering a shutdown mode.

Low-Voltage, High-Density Power Systems

Point-of-Load Regulation for Consumer
Under voltage lockout is internally set at 2.6 V, but
Applications such as Set Top Boxes, LCD
can be increased by programming the threshold with
Displays, CPE Equipment
a resistor network on the enable pin. The output
voltage startup ramp is controlled by the slow start
pin. An open drain power good signal indicates the
output is within 93% to 107% of its nominal voltage.
vertical spacer
Frequency fold back and thermal shutdown protects
vertical spacer
the device during an over-current condition.
The TPS54319 is supported in the SwitcherPro™
Software Tool at

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