TPS53211

Name: TPS53211
Brand: TI
SKU: TPS53211
Price: 0.583 USD

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Einphasiger 1,5-V- bis 19-V-PWM-Controller mit Optimierung des Wirkungsgrads bei geringer Last

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Datenblatt

document-pdfAcrobat Single Phase PWM Controller with Light-Load Efficiency Optimization datasheet (Rev. A) (Englisch)

TPS53211

AKTIV

Datenblatt

Jetzt bestellen

Produktdetails

Vin (min) (V)

4.5

Vin (max) (V)

Iout (max) (A)

Operating temperature range (°C)

-40 to 85

Control mode

Voltage mode

Rating

Catalog

Vout (min) (V)

0.8

Vout (max) (V)

9.8

Features

Enable, Light Load Efficiency, Power good, Pre-Bias Start-Up, Synchronous Rectification

Iq (typ) (µA)

400

Duty cycle (max) (%)

Number of phases

Vin (min) (V)

4.5

Vin (max) (V)

Iout (max) (A)

Operating temperature range (°C)

-40 to 85

Control mode

Voltage mode

Rating

Catalog

Vout (min) (V)

0.8

Vout (max) (V)

9.8

Features

Enable, Light Load Efficiency, Power good, Pre-Bias Start-Up, Synchronous Rectification

Iq (typ) (µA)

400

Duty cycle (max) (%)

Number of phases

VQFN (RGT)

9 mm² 3 x 3

1.5-V to 19-V Conversion Voltage Range
4.5-V to 14-V Supply Voltage Range
Voltage Mode Control
Skip Mode at Light Load for Efficiency Optimization
High Precision 0.5% Internal 0.8-V Reference
Adjustable Output Voltage from 0.8 V to 0.7×V_IN
Internal Soft-Start
Supports Pre-biased Startup
Supports Soft-Stop
Programmable Switching Frequency from
250 kHz to 1 MHz
Overcurrent Protection
Inductor DCR Sensing for Overcurrent
R_DS(on) Sensing for Zero Current Detection
Overvoltage and Undervoltage Protection
Open Drain Power Good Indication
Internal Bootstrap Switch
Integrated High-Current Drivers Powered by VCCDR
Small 3 mm x 3 mm, 16-Pin QFN Package

1.5-V to 19-V Conversion Voltage Range
4.5-V to 14-V Supply Voltage Range
Voltage Mode Control
Skip Mode at Light Load for Efficiency Optimization
High Precision 0.5% Internal 0.8-V Reference
Adjustable Output Voltage from 0.8 V to 0.7×V_IN
Internal Soft-Start
Supports Pre-biased Startup
Supports Soft-Stop
Programmable Switching Frequency from
250 kHz to 1 MHz
Overcurrent Protection
Inductor DCR Sensing for Overcurrent
R_DS(on) Sensing for Zero Current Detection
Overvoltage and Undervoltage Protection
Open Drain Power Good Indication
Internal Bootstrap Switch
Integrated High-Current Drivers Powered by VCCDR
Small 3 mm x 3 mm, 16-Pin QFN Package

TPS53211 is a single phase PWM controller with integrated high-current drivers. It is used for 1.5 V up to 19 V conversion voltage.

TPS53211 features a skip mode solution that optimizes the efficiency at light load condition without compromising the output voltage ripple. The device provides pre-biased startup, soft-stop, integrated bootstrap switch, power good function, EN/Input UVLO protection. It supports conversion voltages up to 19 V, and output voltages adjustable from 0.8 V to 0.7×V_IN.

The TPS53211 is available in the 3 mm × 3 mm, 16-pin, QFN package (Green RoHs compliant and Pb free) and is specified from –40°C to 85°C.

TPS53211 is a single phase PWM controller with integrated high-current drivers. It is used for 1.5 V up to 19 V conversion voltage.

The TPS53211 is available in the 3 mm × 3 mm, 16-pin, QFN package (Green RoHs compliant and Pb free) and is specified from –40°C to 85°C.

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Alle anzeigen 3

	Typ	Titel		Datum
*	Data sheet	Single Phase PWM Controller with Light-Load Efficiency Optimization datasheet (Rev. A)		17 Sep 2012
	Application note	MOSFET Selection with the TPS53211	PDF \| HTML	16 Dez 2022
	Selection guide	Power Management Guide 2018 (Rev. R)		25 Jun 2018

Design und Entwicklung

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