TLV62585RWTT.A
TLV62585 3-A High Efficiency Synchronous Buck Converter in QFN or SOT563 Package
Manufacturer
Texas Instruments
Overview
Part: TLV62585 from Texas Instruments
Type: 3-A High Efficiency Synchronous Buck Converter
Key Specs:
- Efficiency: Up to 95%
- Low RDS(ON) power switches: 56 mΩ / 32 mΩ
- Input voltage range: 2.5-V to 5.5-V
- Adjustable output voltage: 0.6-V to VIN
- Operating quiescent current: 35-μA
- Typical switching frequency: 1.5-MHz
- Output current: Up to 3 A
- Shutdown current: Less than 2 μA
Features:
- Power save mode for light load efficiency
- 100% duty cycle for lowest dropout
- Short circuit protection (HICCUP)
- Output discharge
- Power good output
- Thermal shutdown protection
- Internal compensation circuit
- Internal soft start circuit
Applications:
- General purpose point-of-load supply
- Battery-powered application
- Wireless router, solid state drive
- Set-top box, multi functional printer
- Motor control
Package:
- QFN (12): 2.00 mm × 2.00 mm
- SOT563 (6): 1.60 mm x 1.60 mm
Features
- 1• Up to 95% efficiency
- Low RDS(ON) power switches 56 mΩ / 32 mΩ
- 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
- Short circuit protection (HICCUP)
- Output discharge
- Power good output
- Thermal shutdown protection
- Available in 2-mm × 2-mm QFN or 1.6-mm x 1.6 mm SOT563 package
- • Create a custom design using the TLV62585 with the WEBENCH® Power Designer
Applications
- General purpose point-of-load supply
- Battery-powered application
- Wireless router, solid state drive
- • Set-top box, multi functional printer
- Motor control
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Pin Configuration
Pin Functions
NC
- NAME
- VIN
- SW
- GND
- PGND
- AGND
- NC
- FB
- EN
- PG
Electrical Characteristics
TJ = 25 °C, and VIN = 5 V, unless otherwise noted.
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|
| SUPPLY | ||||||
| IQ | Quiescent current into VIN | No load, device not switching | 35 | μA | ||
| ISD | Shutdown current into VIN | EN = Low | 0.7 | 2 | μA | |
| VUVLO | Under voltage lock out threshold | VIN falling | 2.3 | 2.45 | V | |
| Under voltage lock out hysteresis | 150 | mV | ||||
| TJSD | Thermal shutdown threshold |
Absolute Maximum Ratings
| MIN | MAX | UNIT | ||
|---|---|---|---|---|
| Voltage at Pins(1) | VIN, EN, PG | –0.3 | 6 | |
| FB | –0.3 | 3 | V | |
| SW (DC) | –0.3 | VIN + 0.3 | ||
| SW (AC, less than 10ns)(2) | –3.0 | 9 | ||
| Temperature | Operating Junction, TJ | –40 | 150 | °C |
| Storage, Tstg | –65 | 150 | °C |
(1) All voltage values are with respect to network ground terminal.
(2) While switching
Recommended Operating Conditions
| MIN | NOM | MAX | UNIT | ||
|---|---|---|---|---|---|
| VIN | Input voltage range | 2.5 | 5.5 | V | |
| VOUT | Output voltage range | 0.6 | VIN | V | |
| ISINK_PG | Sink current at PG pin | 1 | mA | ||
| IOUT | Output current | 0 | 3 | A | |
| TJ | Operating junction temperature | –40 | 125 | °C |
Thermal Information
| TLV62585 | UNIT | |||
|---|---|---|---|---|
| THERMAL METRIC(1) | RWT [QFN] | DRL [SOT] | ||
| RθJA | Junction-to-ambient thermal resistance | 95.7 | 132.7 | °C/W |
| RθJC(top) | Junction-to-case (top) thermal resistance | 74.1 | 43.8 | °C/W |
| RθJB | Junction-to-board thermal resistance | 29.4 | 27.3 | °C/W |
(1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report.
SLVSDE5F –NOVEMBER 2019–REVISED NOVEMBER 2019 www.ti.com
Related Variants
The following components are covered by the same datasheet.
| Part Number | Manufacturer | Package |
|---|---|---|
| TLV62585 | Texas Instruments | — |
| TLV62585DBV | Texas Instruments | — |
| TLV62585DRL | Texas Instruments | — |
| TLV62585DRLR | Texas Instruments | — |
| TLV62585DRLR.A | Texas Instruments | — |
| TLV62585DRLT | Texas Instruments | — |
| TLV62585DRLT.A | Texas Instruments | — |
| TLV62585PDRL | Texas Instruments | — |
| TLV62585PDRLR | Texas Instruments | — |
| TLV62585PDRLR.A | Texas Instruments | — |
| TLV62585PDRLT | Texas Instruments | — |
| TLV62585PDRLT.A | Texas Instruments | — |
| TLV62585RWT | Texas Instruments | — |
| TLV62585RWTR | Texas Instruments | — |
| TLV62585RWTR.A | Texas Instruments | — |
| TLV62585RWTT | Texas Instruments | — |
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