TLV62585
The TLV62585 is an electronic component from Texas Instruments. View the full TLV62585 datasheet below including electrical characteristics, absolute maximum ratings.
Manufacturer
Texas Instruments
Overview
Part: TLV62585 — Texas Instruments
Type: Synchronous Buck Converter
Description: The TLV62585 is a high-frequency synchronous step-down converter optimized for compact solution size and high efficiency, integrating switches capable of delivering an output current up to 3 A from a 2.5-V to 5.5-V input.
Operating Conditions:
- Supply voltage: 2.5–5.5 V
- Operating temperature: -40 to 125 °C
- Output voltage range: 0.6 V to VIN
- Output current: 0 to 3 A
Absolute Maximum Ratings:
- Max supply voltage: 6 V
- Max junction/storage temperature: 150 °C
Key Specs:
- Quiescent current (no load, not switching): 35 μA (typ)
- Shutdown current: 0.7 μA (typ), 2 μA (max)
- Feedback regulation voltage (PWM mode, 0°C to 85°C): 594 mV (min), 600 mV (typ), 606 mV (max)
- High-side FET on-resistance: 56 mΩ (typ)
- Low-side FET on-resistance: 32 mΩ (typ)
- High-side FET switch current limit: 4 A (min), 4.6 A (typ)
- PWM switching frequency (VOUT = 1.8V, IOUT = 1 A): 1.5 MHz (typ)
- Soft start time: 900 μs (typ)
Features:
- Up to 95% efficiency
- Low RDS(ON) power switches
- Adjustable output voltage from 0.6-V to VIN
- 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
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 m Ω / 32 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
- 35μ A 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 1.6mm 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
Electrical Characteristics
TJ = 25 °C, and VIN = 5 V, unless otherwise noted.
| PARAMETER | PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT |
|---|---|---|---|---|---|---|
| SUPPLY | SUPPLY | SUPPLY | SUPPLY | SUPPLY | SUPPLY | SUPPLY |
| I Q | Quiescent current into VIN | No load, device not switching | 35 | μA | ||
| I SD | Shutdown current into VIN | EN = Low | 0.7 | 2 | μA | |
| Under voltage lock out threshold | V IN falling | 2.3 | 2.45 | V | ||
| V UVLO | Under voltage lock out hysteresis | 150 | mV | |||
| T JSD | Thermal shutdown threshold Thermal shutdown hysteresis | T J rising | 150 20 | °C °C | ||
| LOGIC INTERFACE EN | LOGIC INTERFACE EN | LOGIC INTERFACE EN | LOGIC INTERFACE EN | LOGIC INTERFACE EN | LOGIC INTERFACE EN | LOGIC INTERFACE EN |
| V IH | High-level input voltage | V IN = 2.5 V to 5.5 V | 1.2 | V | ||
| V IL | Low-level input voltage | V IN = 2.5 V to 5.5 V | 0.4 | V | ||
| SOFT START, POWER GOOD | SOFT START, POWER GOOD | SOFT START, POWER GOOD | SOFT START, POWER GOOD | SOFT START, POWER GOOD | SOFT START, POWER GOOD | SOFT START, POWER GOOD |
| t SS | Soft start time | Time from EN high to 95% of V OUT nominal | 900 | μs | ||
| V | Power good threshold | V OUT rising, referenced to V OUT nominal | 95% | |||
| PG | V OUT falling, referenced to V OUT nominal | 90% | ||||
| V PG,OL | Low-level output voltage | I sink = 1 mA | 0.4 | V | ||
| I PG,LKG | Input leakage current into PG pin | V PG = 5.0 V | 0.01 | μA | ||
| t PG,DLY | Power good delay | V FB falling | 40 | μs | ||
| OUTPUT | OUTPUT | OUTPUT | OUTPUT | OUTPUT | OUTPUT | OUTPUT |
| V FB | Feedback regulation voltage | PWM mode, 2.5 V ≤ VIN ≤ 5.5 V, 0°C to 85°C | 594 | 600 | 606 | mV |
| PWM mode, 2.5 V ≤ VIN ≤ 5.5 V, -40°C to 125°C | 588 | 600 | 612 | mV | ||
| I FB,LKG | Feedback input leakage current | V FB = 0.6 V | 0.01 | μA | ||
| R DIS | Output discharge FET on-resistance | EN = Low, V OUT = 1.8 V | 10 | Ω | ||
| POWER SWITCH | POWER SWITCH | POWER SWITCH | POWER SWITCH | POWER SWITCH | POWER SWITCH | POWER SWITCH |
| R DS(on) | High-side FET on-resistance Low-side FET on-resistance | 56 32 | m Ω m Ω | |||
| I LIM | High-side FET switch current limit | 4 | 4.6 | A | ||
| f SW | PWM switching frequency | V OUT = 1.8V, I OUT = 1 A | 1.5 | MHz |
Absolute Maximum Ratings
| MIN | MAX | UNIT | ||
|---|---|---|---|---|
| Voltage at Pins (1) | VIN, EN, PG | -0.3 | 6 | V |
| Voltage at Pins (1) | FB | -0.3 | 3 | V |
| Voltage at Pins (1) | SW (DC) | -0.3 | V IN + 0.3 | V |
| Voltage at Pins (1) | SW (AC, less than 10ns) (2) | -3 | 9 | V |
| Operating Junction, T J | -40 | 150 | °C | |
| Storage, T stg | -65 | 150 | °C |
Recommended Operating Conditions
| MIN | NOM | MAX | UNIT | ||
|---|---|---|---|---|---|
| V IN | Input voltage range | 2.5 | 5.5 | V | |
| V OUT | Output voltage range | 0.6 | V IN | V | |
| I SINK_PG | Sink current at PG pin | 1 | mA | ||
| I OUT | Output current | 0 | 3 | A | |
| T J | Operating junction temperature | -40 | 125 | °C |
Thermal Information
| (1) | TLV62585 | TLV62585 | UNIT | |
|---|---|---|---|---|
| THERMAL | METRIC | RWT [QFN] | DRL [SOT] | |
| R θ JA | Junction-to-ambient thermal resistance | 95.7 | 132.7 | °C/W |
| R θ JC(top) | Junction-to-case (top) thermal resistance | 74.1 | 43.8 | °C/W |
| R θ JB | Junction-to-board thermal resistance | 29.4 | 27.3 | °C/W |
| ψ JT | Junction-to-top characterization parameter | 5.8 | 1.2 | °C/W |
| ψ JB | Junction-to-board characterization parameter | 29.7 | 26.6 | °C/W |
| R θ JC(bot) | Junction-to-case (bottom) thermal resistance | N/A | N/A | °C/W |
Typical Application
1
Related Variants
The following components are covered by the same datasheet.
| Part Number | Manufacturer | Package |
|---|---|---|
| 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 | — |
| TLV62585RWTT.A | Texas Instruments | — |
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