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TPS63807

ACTIVE

2A,11-uA quiescent current buck-boost converter

Product details

Topology Buck-Boost Vin (Min) (V) 1.3 Vin (Max) (V) 5.5 Vout (Max) (V) 5.2 Vout (Min) (V) 1.8 Duty cycle (Max) (%) 100 Features Enable, Light Load Efficiency, Load Disconnect, Output Discharge, Power Good, Pre-Bias Start-Up, Synchronous Rectification, UVLO Fixed Switch current limit (Typ) (A) 5 Switching frequency (Min) (kHz) 500 Switching frequency (Max) (kHz) 3100 Iq (Typ) (mA) 0.011 Iout (Max) (A) 2 Rating Catalog Operating temperature range (C) -40 to 125
Topology Buck-Boost Vin (Min) (V) 1.3 Vin (Max) (V) 5.5 Vout (Max) (V) 5.2 Vout (Min) (V) 1.8 Duty cycle (Max) (%) 100 Features Enable, Light Load Efficiency, Load Disconnect, Output Discharge, Power Good, Pre-Bias Start-Up, Synchronous Rectification, UVLO Fixed Switch current limit (Typ) (A) 5 Switching frequency (Min) (kHz) 500 Switching frequency (Max) (kHz) 3100 Iq (Typ) (mA) 0.011 Iout (Max) (A) 2 Rating Catalog Operating temperature range (C) -40 to 125
DSBGA (YFF) 15
  • Three pin-to-pin device options: TPS63805, TPS63806, and TPS63807 with specific application focus
  • Input voltage range: 1.3 V to 5.5 V
    • Device input voltage > 1.8 V for start-up
  • Output voltage range: 1.8 V to 5.2 V (adjustable)
  • High efficiency over the entire load range
    • Power save mode and mode selection for forced PWM-mode
  • Peak current buck-boost mode architecture
    • Defined transition points between buck, buck-boost, and boost operation modes
    • Forward and reverse current operation
    • Start-up into pre-biased outputs
  • Safety and robust operation features
    • Integrated soft start
    • Overtemperature- and overvoltage-protection
    • True shutdown function with load disconnect
    • Forward and backward current limit
  • TPS63805
    • Optimized for smallest solution size of 18.5 mm2 (works with a 22-µF minimum output capacitor)
    • 2-A output current for VI ≥ 2.3 V, VO = 3.3 V
    • 11-µA operating quiescent current
  • TPS63806
    • Optimized for best load step response (180-mV load-step response at a 2 A current step)
    • Up to 2.5-A transient output current
    • 13-µA operating quiescent current
  • TPS63807
    • Optimized for smallest solution size of 18.5 mm2 (works with a 22-µF minimum output capacitor)
    • 2-A output current for VI ≥ 2.3 V, VO = 3.3 V
    • 11-µA operating quiescent current
    • Output discharge feature when EN is low
    • 480-µs Tramp for small inrush current during start-up
  • Three pin-to-pin device options: TPS63805, TPS63806, and TPS63807 with specific application focus
  • Input voltage range: 1.3 V to 5.5 V
    • Device input voltage > 1.8 V for start-up
  • Output voltage range: 1.8 V to 5.2 V (adjustable)
  • High efficiency over the entire load range
    • Power save mode and mode selection for forced PWM-mode
  • Peak current buck-boost mode architecture
    • Defined transition points between buck, buck-boost, and boost operation modes
    • Forward and reverse current operation
    • Start-up into pre-biased outputs
  • Safety and robust operation features
    • Integrated soft start
    • Overtemperature- and overvoltage-protection
    • True shutdown function with load disconnect
    • Forward and backward current limit
  • TPS63805
    • Optimized for smallest solution size of 18.5 mm2 (works with a 22-µF minimum output capacitor)
    • 2-A output current for VI ≥ 2.3 V, VO = 3.3 V
    • 11-µA operating quiescent current
  • TPS63806
    • Optimized for best load step response (180-mV load-step response at a 2 A current step)
    • Up to 2.5-A transient output current
    • 13-µA operating quiescent current
  • TPS63807
    • Optimized for smallest solution size of 18.5 mm2 (works with a 22-µF minimum output capacitor)
    • 2-A output current for VI ≥ 2.3 V, VO = 3.3 V
    • 11-µA operating quiescent current
    • Output discharge feature when EN is low
    • 480-µs Tramp for small inrush current during start-up

The TPS63805, TPS63806, and TPS63807 are high efficiency, high output current buck-boost converters. Depending on the input voltage, they automatically operate in boost, buck, or in a novel 4-cycle buck-boost mode when the input voltage is approximately equal to the output voltage.

The TPS63805, TPS63806, and TPS63807 are high efficiency, high output current buck-boost converters. Depending on the input voltage, they automatically operate in boost, buck, or in a novel 4-cycle buck-boost mode when the input voltage is approximately equal to the output voltage.

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Technical documentation

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Type Title Date
* Data sheet TPS6380x High-Efficiency, Low IQ Buck-Boost Converter with Small Solution Size datasheet (Rev. E) 26 Aug 2021

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

TPS63805EVM-026 — High Current, High Efficiency Buck-Boost Converter Evaluation Module

The TPS63805EVM-026 is designed to help the users easily evaluate and test the operation and functionality of the TPS63805 Buck-Boost Converter. The EVM operates from 1.3-V to 5.5-V input voltage. Output currents can go up to 2 A in buck mode and boost mode. The user can easily evaluate the (...)
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Support software

TIDA-050017 TEC Driver Software Example

TIDCFU0.ZIP (603 KB)
Simulation model

TPS63805 Unencrypted PSpice Transient Model Package (Rev. B)

SLVMCQ6B.ZIP (50 KB) - PSpice Model
Simulation tool

PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Calculation tool

Battery Lifetime Estimator (Rev. A)

SLVC808A.ZIP (1889 KB)
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DSBGA (YFF) 15 View options

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