

Overview
The TLV62585PDRL is a DC DC Converter made by Texas Instruments in a SOT-563 package with 6 pins. -40℃~+125℃@(TJ) 1 1.5MHz 2.5V~5.5V 35uA 3A 600mV~5.5V Adjustable Buck Buck Built-in Yes SOT-563 DC-DC Converters ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:TPP053010-S56R, from EasyEDA) and its footprint (Package_TO_SOT_SMD:SOT-563, from KiCad's library), ready for a KiCad board. 17,722 are in stock at JLCPCB (part C485118). 5 open-source boards in 2 repositories on GitHub use it.
Symbol
Footprint
From the datasheet
13- Supply, least
- 2.5 V · VIN, recommended operating min · p. 4
- Supply, most
- 5.5 V · VIN, recommended operating max · p. 4
- Supply, absolute maximum
- 6 V · VIN, absolute max · p. 4
- Junction, hottest
- 150 °C · Junction temperature absolute max · p. 4
- Takes working
- 35 µA · VIN quiescent current typical, no load, device not switching · p. 5
- Takes asleep
- 700 nA · VIN shutdown current typical, EN low · p. 5
- Gives
- 3 A · Output current max · p. 4
- Current limit
- 4.6 A · High-side FET switch current limit typical · p. 5
- Feedback reference
- 600 mV · Feedback regulation voltage typical, PWM, -40°C to 125°C · p. 5
- Switches at
- 1.5 MHz · PWM switching frequency typical, VOUT = 1.8 V, IOUT = 1 A · p. 5
- Junction to air (DRL [SOT])
- 132.7 K/W · Junction-to-ambient thermal resistance · p. 4
- Junction to case (DRL [SOT])
- 43.8 K/W · Junction-to-case top thermal resistance · p. 4
- Junction to board (DRL [SOT])
- 27.3 K/W · Junction-to-board thermal resistance · p. 4
What it is and has
6- Topology
- Synchronous step-down converter · p. 6
- Efficiency
- Up to 95% · p. 1
- Short-circuit protection
- HICCUP · p. 1
- Thermal protection
- Thermal shutdown · p. 1
- Soft start
- Internal soft startup circuitry · p. 7
- Power good
- Open-drain output · p. 7
Around it
6- cap 10 µF
- between VIN and GND; C1 in the typical application; ceramic, 10 V, X7R, size 0805. · p. 8
- cap 22 µF
- between VOUT and GND; C2 in the example component list; ceramic, 6.3 V, X7T, size 0805. The application schematic instead labels C2 as 10 uF. · p. 8
- ind 1 µH
- between SW and VOUT; L1 in the typical application; XFL4020-102ME power inductor, size 4 mm × 4 mm × 1.5 mm. · p. 8
- res 100 kΩ
- between FB and GND; R2, lower feedback resistor in the typical application; 1/16 W, 1%, size 0603. · p. 8
- res 1 MΩ
- between PG and VPG; R3, power good pull-up resistor in the typical application; 1/16 W, 1%, size 0603. · p. 8
- cap 22-pF
- between VOUT and FB; Optional feed forward capacitor for the 1.8-V output typical application; reduces PSM ripple and improves load transient response. · p. 10
Specifications
40| Parameter | Conditions | As printed | Page |
|---|---|---|---|
| Voltage at Pins | VIN, EN, PG; with respect to network ground terminal | min -0.3 · max 6 V | 4 |
| Voltage at Pins | FB; with respect to network ground terminal | min -0.3 · max 3 V | 4 |
| Voltage at Pins | SW (DC); with respect to network ground terminal | min -0.3 V | 4 |
| Voltage at Pins | SW (AC, less than 10ns); while switching | min -3 · max 9 V | 4 |
| Temperature TJ | Operating Junction | min -40 · max 150 °C | 4 |
| Temperature Tstg | Storage | min -65 · max 150 °C | 4 |
| Electrostatic discharge V(ESD) | Human body model (HBM), per ANSI/ESDA/JEDEC JS-001 | min -2000 · max 2000 V | 4 |
| Electrostatic discharge V(ESD) | Charged device model (CDM), per JEDEC specification JESD22-C101 | min -500 · max 500 V | 4 |
| Input voltage range VIN | min 2.5 · max 5.5 V | 4 | |
| Output voltage range VOUT | min 0.6 V | 4 | |
| Sink current at PG pin ISINK_PG | max 1 mA | 4 | |
| Output current IOUT | min 0 · max 3 A | 4 | |
| Operating junction temperature TJ | min -40 · max 125 °C | 4 | |
| Junction-to-ambient thermal resistance RθJA | DRL [SOT] | typ 132.7 °C/W | 4 |
| Junction-to-case (top) thermal resistance RθJC(top) | DRL [SOT] | typ 43.8 °C/W | 4 |
| Junction-to-board thermal resistance RθJB | DRL [SOT] | typ 27.3 °C/W | 4 |
| Junction-to-top characterization parameter ψJT | DRL [SOT] | typ 1.2 °C/W | 4 |
| Junction-to-board characterization parameter ψJB | DRL [SOT] | typ 26.6 °C/W | 4 |
| Quiescent current into VIN IQ | TJ = 25 °C, VIN = 5 V; No load, device not switching | typ 35 uA | 5 |
| Shutdown current into VIN ISD | TJ = 25 °C, VIN = 5 V; EN = Low | typ 0.7 · max 2 uA | 5 |
| Under voltage lock out threshold VUVLO | TJ = 25 °C; VIN falling | typ 2.3 · max 2.45 V | 5 |
| Under voltage lock out hysteresis VUVLO | TJ = 25 °C | typ 150 mV | 5 |
| Thermal shutdown threshold TJSD | VIN = 5 V; TJ rising | typ 150 °C | 5 |
| Thermal shutdown hysteresis TJSD | VIN = 5 V | typ 20 °C | 5 |
| High-level input voltage VIH | TJ = 25 °C; VIN = 2.5 V to 5.5 V | min 1.2 V | 5 |
| Low-level input voltage VIL | TJ = 25 °C; VIN = 2.5 V to 5.5 V | max 0.4 V | 5 |
| Soft start time tSS | TJ = 25 °C, VIN = 5 V; Time from EN high to 95% of VOUT nominal | typ 900 us | 5 |
| Power good threshold VPG | TJ = 25 °C, VIN = 5 V; VOUT rising, referenced to VOUT nominal | typ 95 % | 5 |
| Power good threshold VPG | TJ = 25 °C, VIN = 5 V; VOUT falling, referenced to VOUT nominal | typ 90 % | 5 |
| Low-level output voltage VPG,OL | TJ = 25 °C, VIN = 5 V; Isink = 1 mA | max 0.4 V | 5 |
| Input leakage current into PG pin IPG,LKG | TJ = 25 °C, VIN = 5 V; VPG = 5.0 V | typ 0.01 uA | 5 |
| Power good delay tPG,DLY | TJ = 25 °C, VIN = 5 V; VFB falling | typ 40 us | 5 |
| Feedback regulation voltage VFB | PWM mode, 2.5 V ≤ VIN ≤ 5.5 V, 0°C to 85°C | min 594 · typ 600 · max 606 mV | 5 |
| Feedback regulation voltage VFB | PWM mode, 2.5 V ≤ VIN ≤ 5.5 V, -40°C to 125°C | min 588 · typ 600 · max 612 mV | 5 |
| Feedback input leakage current IFB,LKG | TJ = 25 °C, VIN = 5 V; VFB = 0.6 V | typ 0.01 uA | 5 |
| Output discharge FET on-resistance RDIS | TJ = 25 °C, VIN = 5 V; EN = Low, VOUT = 1.8 V | typ 10 Ω | 5 |
| High-side FET on-resistance RDS(on) | TJ = 25 °C, VIN = 5 V | typ 56 mΩ | 5 |
| Low-side FET on-resistance RDS(on) | TJ = 25 °C, VIN = 5 V | typ 32 mΩ | 5 |
| High-side FET switch current limit ILIM | TJ = 25 °C, VIN = 5 V | min 4 · typ 4.6 A | 5 |
| PWM switching frequency fSW | TJ = 25 °C, VIN = 5 V; VOUT = 1.8V, IOUT = 1 A | typ 1.5 MHz | 5 |
Pins, by the datasheet
6- 1 GND
- Ground pin. · p. 3
- 2 SW
- Switch pin connected to the internal FET switches; connect the output filter inductor to this pin. · p. 3
- 3 VIN
- Power supply voltage pin. · p. 3
- 4 EN
- Logic high enables the device; logic low disables it and enters shutdown. Do not leave floating. · p. 3
- 5 FB
- Feedback input for the internal control loop; connect to an external feedback divider. · p. 3
- 6 PG
- Power good output; pull-up voltage must not exceed 5.5 V. If unused, leave floating or connect to AGND. · p. 3
Parameters
21- Current Limit
- 4.6A
- Features
- Hiccup current limiting
- Frequency - Switching
- 1.5MHz
- Function
- Step-down type
- Junction Temperature(Max)
- 150℃
- Number of Outputs
- 1
- Operating Temperature
- -40℃~+125℃@(TJ)
- Output Current
- 3A
- Output Type
- Adjustable
- Output Voltage
- 600mV~5.5V
- Quiescent Current
- 35uA
- Reference Voltage
- 600mV
- Standby Current
- 700nA
- Switch tube (built-in/external)
- Built-in
- Synchronous Rectifier
- Yes
- Thermal Resistance(Junction to Ambient)
- 132.7℃/W
- Thermal Resistance(Junction to Board)
- 27.3℃/W
- Thermal Resistance(Junction to Case)
- 43.8℃/W
- Topology
- Buck
- Voltage - Supply
- 2.5V~5.5V
- Voltage - Supply(Absolute Max)
- 6V
Order codes
2- TLV62585PDRLTLCSC C2866451
- TLV62585PDRLRLCSC C485118
Pinout
6| Pin | Name | Type |
|---|---|---|
| 1 | GND | Unspecified |
| 2 | SW | Unspecified |
| 3 | VIN | Unspecified |
| 4 | EN | Unspecified |
| 5 | FB | Unspecified |
| 6 | PG | Unspecified |
Open-source boards using it
All 5- 6 layers90.1 × 135 mm

- 4 layers104 × 69.4 mm

- 6 layers90.1 × 135 mm

- 6 layers167.5 × 79 mm

- 4 layers51.6 × 62.3 mm

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Is there a KiCad symbol and footprint for the TLV62585PDRL?
Yes. The symbol is EasyEDA_Cloud:TPP053010-S56R and the footprint Package_TO_SOT_SMD:SOT-563, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the TLV62585PDRL?
SOT-563, with 6 pins. Its footprint is drawn on this page.
Where is the TLV62585PDRL datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the TLV62585PDRL?
JLCPCB lists it as part C485118, with 17,722 in stock; the sellers' links on this page open their listings.
What can replace the TLV62585PDRL?
Parts like it in the library: the TPS61023DRL by Texas Instruments, the TPS564247DRL by Texas Instruments, the TPS563203DRL by Texas Instruments and the TPS564257DRL by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the TLV62585PDRL?
5 boards in 2 repositories on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
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