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TLV62569PDDCR

Synchronous Buck Converter

The TLV62569PDDCR is a synchronous buck converter from Texas Instruments. View the full TLV62569PDDCR datasheet below including key specifications, electrical characteristics, absolute maximum ratings.

TLV62569PDDCR shares its datasheet with TLV62569, whose page lists every part number it covers.

Official TLV62569PDDCR datasheet (PDF) — the source this page was extracted from.

Manufacturer

Texas Instruments

Category

Integrated Circuits

Package

SOT-23-THIN-6

TLV62569PDDCR Key Specifications

ParameterValue
Output Current2A
Switching Frequency1.5MHz
FunctionStep-Down
Mounting TypeSurface Mount
Operating Temperature-40°C ~ 125°C (TJ)
Output ConfigurationPositive
Output TypeAdjustable
Package / CaseSC-74A, SOT-753
Supplier Device PackageSOT-23-5
Synchronous RectifierYes
TopologyBuck
Input Voltage (Max)5.5V
Input Voltage (Min)2.5V
Output Voltage (Max)5.5V
Output Voltage0.6V

TLV62569PDDCR Overview

Part: TLV62569 / TLV62569P — Texas Instruments

Type: Synchronous Buck Converter

Description: 2.5–5.5 V input, 2 A synchronous step-down converter with 100 mΩ / 60 mΩ integrated switches, up to 95% efficiency, 35 μA quiescent current and 1.5 MHz switching frequency.

Operating Conditions:

  • Supply voltage: 2.5–5.5 V
  • Operating junction temperature: -40 to 125 °C
  • Output voltage: 0.6 V to VIN; output current 0–2 A

Absolute Maximum Ratings:

  • Max supply voltage (VIN, EN, PG): 6 V
  • Max junction temperature: 150 °C
  • Storage temperature: -65 to 150 °C
  • SW (DC): -0.3 V to VIN + 0.3 V
  • FB: -0.3 to 5.5 V

Key Specs:

  • Feedback regulation voltage: 0.6 V typ (0.588–0.612 V) at VIN = 5 V, TJ = 25 °C
  • Quiescent current (not switching): 35 μA typ
  • Shutdown current (EN = 0 V): 0.1 μA typ, 2 μA max
  • High-side / low-side RDS(on): 100 mΩ / 60 mΩ typ
  • High-side current limit: 3 A min (DBV, DDC); 2.5 A min (DRL)
  • Switching frequency: 1.5 MHz typ (VOUT = 2.5 V)
  • UVLO falling threshold: 2.3 V typ (2.45 V max), 100 mV hysteresis
  • Soft-start time: 800 μs typ (DBV); 900 μs typ (DDC, DRL)
  • Power good thresholds (TLV62569P): 95% rising, 90% falling; PG low-level output 0.4 V max at 1 mA sink
  • Thermal shutdown: 150 °C rising, 130 °C falling

Features:

  • Up to 95% efficiency
  • Power Save Mode for light-load efficiency
  • 100% duty cycle for lowest dropout
  • Power good output (TLV62569P variants)
  • Over current protection
  • Internal soft start
  • Thermal shutdown protection
  • Pin-to-pin compatible with TLV62568

Applications:

  • General purpose POL supply
  • Set top box
  • Network video camera
  • Wireless router
  • Hard disk drive

Package:

  • TLV62569DBV: SOT23 (5), 2.90 mm × 2.80 mm
  • TLV62569PDDC: SOT23 (6), 2.90 mm × 2.80 mm
  • TLV62569DRL / TLV62569PDRL: SOT563 (6), 1.60 mm × 1.60 mm

TLV62569PDDCR Features

  • 1 · Up to 95% Efficiency
  • Low RDS(ON) Switches 100 m Ω / 60 m Ω
  • 2.5-V to 5.5-V Input Voltage Range
  • Adjustable Output Voltage from 0.6 V to VIN
  • Power Save Mode for Light Load Efficiency
  • 100% Duty Cycle for Lowest Dropout
  • 35-μA Operating Quiescent Current
  • 1.5-MHz Typical Switching Frequency
  • Power Good Output
  • Over Current Protection
  • Internal Soft Startup
  • Thermal Shutdown Protection
  • Available in SOT Package
  • Pin-to-Pin Compatible with TLV62568
  • Create a Custom Design Using the TLV62569 With the WEBENCH ® Power Designer

TLV62569PDDCR Applications

  • General Purpose POL Supply
  • Set Top Box
  • Network Video Camera
  • Wireless Router
  • Hard Disk Driver

TLV62569PDDCR Pin Configuration

TLV62569PDDCR Electrical Characteristics

VIN = 5.0 V, TJ = 25°C, unless otherwise noted

PARAMETERPARAMETERTEST CONDITIONSMINTYPMAXUNIT
SUPPLYSUPPLYSUPPLYSUPPLYSUPPLYSUPPLYSUPPLY
I QQuiescent current into VIN pinNot switching35μA
I SDShutdown current into VIN pinEN = 0 V0.12μA
V UVLOUnder voltage lock outV IN falling2.32.45V
V UVLOUnder voltage lock out hysteresis100mV
T JSDThermal shutdownJunction temperature rising150°C
T JSDThermal shutdownJunction temperature falling130°C
LOGIC INTERFACELOGIC INTERFACELOGIC INTERFACELOGIC INTERFACELOGIC INTERFACELOGIC INTERFACELOGIC INTERFACE
V IHHigh-level threshold at EN pin2.5 V ≤ V IN ≤ 5.5 V0.951.2V
V ILLow-level threshold at EN pin2.5 V ≤ V IN ≤ 5.5 V0.40.85V
t SSSoft startup timeTLV62569DBV800μs
t SSSoft startup timeTLV62569PDDC, TLV62569DRL, TLV62569PDRL900μs
V PGPower good thresholdV FB rising, referenced to V FB nominal95%
V PGPower good thresholdV FB falling, referenced to V FB nominal90%
V PG,OLPower good low-level output voltageI SINK = 1 mA0.4V
I PG,LKGInput leakage current into PG pinV PG = 5.0 V0.01μA
t PG,DLYPower good delay timeV FB falling40μs
OUTPUTOUTPUTOUTPUTOUTPUTOUTPUTOUTPUTOUTPUT
V FBFeedback regulation voltage0.5880.60.612V

TLV62569PDDCR Absolute Maximum Ratings

Over operating temperature range (unless otherwise noted) (1)

MINMAXUNIT
VIN, EN, PG-0.36V
SW (DC)-0.3V IN +0.3V
SW (AC, less than 10ns) (3)-3.09V
FB-0.35.5V
Operating junction temperature, T JOperating junction temperature, T J-40150°C
Storage temperature, T stgStorage temperature, T stg-65150°C

TLV62569PDDCR Recommended Operating Conditions

MINTYPMAXUNIT
V INInput voltage2.55.5V
V OUTOutput voltage0.6V INV
I OUTOutput current02A
T JOperating junction temperature-40125°C
I SINK_PGSink current at PG pin1mA

TLV62569PDDCR Thermal Information

THERMAL METRIC (1)THERMAL METRIC (1)DBV (5 Pins)DDC (6 Pins)DRL (6 Pins)UNIT
R θ JAJunction-to-ambient thermal resistance188.2106.2146.3°C/W
R θ JC(top)Junction-to-case (top) thermal resistance137.552.951.0°C/W
R θ JBJunction-to-board thermal resistance41.231.227.0°C/W
ψ JTJunction-to-top characterization parameter31.411.32.2°C/W
ψ JBJunction-to-board characterization parameter40.631.627.6°C/W
R θ JC(bot)Junction-to-case (bottom) thermal resistancen/an/an/a°C/W

TLV62569PDDCR Typical Application

The following section discusses the design of the external components to complete the power supply design for several input and output voltage options by using typical applications as a reference.

Variants on the same datasheet

These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.

Part NumberManufacturerPackage
TLV62569Texas Instruments—
TLV62569DBVTexas InstrumentsSOT-23-6
TLV62569DBVRTexas InstrumentsSC-74A, SOT-753
TLV62569DBVR.ATexas InstrumentsSOT-23-6
TLV62569DBVTTexas InstrumentsSOT-23-6
TLV62569DBVT.ATexas InstrumentsSOT-23-6
TLV62569DRLTexas InstrumentsSOT-563-6
TLV62569DRLRTexas InstrumentsSOT-5X3-6
TLV62569DRLR.ATexas InstrumentsSOT-5X3-6
TLV62569DRLTTexas InstrumentsSOT-5X3-6
TLV62569DRLT.ATexas InstrumentsSOT-563-6
TLV62569PTexas Instruments—
TLV62569PDDCTexas InstrumentsSOT-23-THIN-6
TLV62569PDDCR.ATexas InstrumentsSOT-23-THIN-6
TLV62569PDDCTTexas InstrumentsSOT-23-THIN-6
TLV62569PDDCT.ATexas InstrumentsSOT-23-THIN-6
TLV62569PDRLTexas InstrumentsSOT-563-6
TLV62569PDRLRTexas InstrumentsSOT-5X3-6
TLV62569PDRLR.ATexas InstrumentsSOT-563-6
TLV62569PDRLTTexas InstrumentsSOT-563-6
TLV62569PDRLT.ATexas InstrumentsSOT23 (5)

Other Integrated Circuits

All Integrated Circuits datasheetsAll Texas Instruments datasheets (2,442)

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