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TPS63802DLAR

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Texas Instruments

2-A, HIGH-EFFICIENT, 11-ΜA QUIESCENT CURRENT BUCK-BOOST CONVERTER IN QFN/DFN PACKAGE

VSON-HR (DLA)
Integrated Circuits (ICs)

TPS63802DLAR

Active
Texas Instruments

2-A, HIGH-EFFICIENT, 11-ΜA QUIESCENT CURRENT BUCK-BOOST CONVERTER IN QFN/DFN PACKAGE

Technical Specifications

Parameters and characteristics for this part

SpecificationTPS63802DLAR
Current - Output2 A
Frequency - Switching2.1 MHz
FunctionStep-Up/Step-Down
Mounting TypeSurface Mount
Number of Outputs1
Operating Temperature [Max]125 ¯C
Operating Temperature [Min]-40 °C
Output ConfigurationPositive
Output TypeAdjustable
Package / Case10-PowerVFDFN
Supplier Device Package10-VSON-HR (3x2)
Synchronous RectifierTrue
TopologyBuck-Boost
Voltage - Input (Max) [Max]5.5 V
Voltage - Input (Min) [Min]1.3 V
Voltage - Output (Max) [Max]5.2 V
Voltage - Output (Min/Fixed)1.8 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyCut Tape (CT) 1$ 3.47
10$ 2.27
25$ 1.96
100$ 1.60
250$ 1.43
500$ 1.33
1000$ 1.24
Digi-Reel® 1$ 3.47
10$ 2.27
25$ 1.96
100$ 1.60
250$ 1.43
500$ 1.33
1000$ 1.24
Tape & Reel (TR) 3000$ 1.13
6000$ 1.08
9000$ 1.05
Texas InstrumentsLARGE T&R 1$ 1.88
100$ 1.55
250$ 1.12
1000$ 0.84

Description

General part information

TPS63802 Series

The TPS63802 is a high efficiency, high output current buck-boost converter. Depending on the input voltage, it automatically operates in boost, buck, or in a novel 4-cycle buck-boost mode when the input voltage is approximately equal to the output voltage. The transitions between modes happen at defined thresholds and avoid unwanted toggling within the modes to reduce output voltage ripple. The device output voltages are individually set by a resistive divider within a wide output voltage range. An 11-µA quiescent current enables the highest efficiency for little to no-load conditions.

The TPS63802 is a high efficiency, high output current buck-boost converter. Depending on the input voltage, it automatically operates in boost, buck, or in a novel 4-cycle buck-boost mode when the input voltage is approximately equal to the output voltage. The transitions between modes happen at defined thresholds and avoid unwanted toggling within the modes to reduce output voltage ripple. The device output voltages are individually set by a resistive divider within a wide output voltage range. An 11-µA quiescent current enables the highest efficiency for little to no-load conditions.

Documents

Technical documentation and resources

Buck-Boost Converters Solving Power Challenges in Optical Modules

Application brief

Using Non-Inverting Buck-Boost Converter for Voltage Stabilization

Application note

Improving Load Transient Response for Controlled Loads

Application note

4스위치 벅 부스트 전력 단계의 기본 계산 (Rev. C)

Application note

How to prevent battery over discharge by using a precise threshold voltage enable

Technical article

Prevent Battery Overdischarge with Precise Threshold Enable Pin

Application brief

Layer Design for Reducing Radiated EMI of DC to DC Buck-Boost Converters (Rev. A)

Application note

Selecting a DC/DC Converter for Maximum Battery Life in Pulsed-Load Applications (Rev. A)

Application note

Buck-boost Converter Battery Life Time Estimation for Wireless Network Cameras (Rev. A)

Application brief

Basic Calculations of a 4 Switch Buck-Boost Power Stage (Rev. B)

Application note

Supercapacitor backup power supply with TPS63802

Application brief

TPS63802HDKEVM - Hardware Development Kit (Rev. A)

User guide

Different Methods to Drive LEDs Using TPS63XXX Buck-Boost Converters (Rev. D)

Application note

Deciphering low Iq: Using WEBENCH® to design near 100% duty-cycle for ultra-low po

Technical article

TPS63802 2-A, High-efficient, Low IQ Buck-boost Converter in DFN Package datasheet (Rev. D)

Data sheet

Precise Delayed Start-up with Precise Threshold Enable-pin

Application brief

A Topical Index of TI Low-Power Buck-Boost Converter Application Notes (Rev. A)

Application note

Is there a universal tool for DC/DC voltage conversion?

Technical article

TPS63802EVM (Rev. B)

User guide

Supercapacitor Backup Power Supply w/ Current Limit for Smart Electricity Meter (Rev. A)

Application note

Effective ways to implement backup power from supercapacitors

Technical article

TEC Driver Reference Design for 3.3-V Inputs (Rev. A)

Design guide

Selecting the right DC/DC converter for maximum battery life

Application note