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TPS61085TDGKR

Name: TPS61085TDGKR
Rating: 4.7 (12 reviews)

IC REG BOOST ADJ 2A 8VSSOP

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Mfr.부분 #TPS61085TDGKR
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데이터시트 TPS61085TDGKR DataSheet
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사양

Part Status	Active
Base Product Number	TPS61085
Function	Step-Up
Output Configuration	Positive
Topology	Boost
Output Type	Adjustable
Number of Outputs	1
Voltage - Input (Min)	2.3V
Voltage - Input (Max)	6V
Voltage - Output (Min/Fixed)	2.8V
Voltage - Output (Max)	18.5V
Current - Output	2A (Switch)
Frequency - Switching	650kHz, 1.2MHz
Synchronous Rectifier	No
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package	8-VSSOP
Packaging	Cut Tape (CT), Tape & Reel (TR)

개요

Description

The TPS61085TDGKR is a boost converter IC designed by Texas Instruments. It efficiently steps up low input voltages (as low as 2.3V) to higher output levels, making it ideal for battery-powered applications. With an adjustable output voltage range of up to 5.5V and a maximum output current of 2A, it is suitable for driving various loads, including LED drivers, portable devices, and microcontrollers.
The chip features a high switching frequency of up to 1.2 MHz, which allows for smaller external components and compact designs. It incorporates built-in protection features such as overcurrent, thermal shutdown, and under-voltage lockout, ensuring reliable operation. The TPS61085TDGKR also supports a wide input voltage range (up to 12V) and includes a low quiescent current, enhancing efficiency.
With its small package size (HTQFN), the TPS61085TDGKR is suitable for space-constrained applications, making it a versatile choice for engineers looking to optimize power supply solutions in portable electronics.

Features

The TPS61085TDGKR is a boost converter designed for portable applications, featuring a wide input voltage range from 2.3V to 5.5V. Key features include:
1. Output Voltage Range: Adjustable output voltage from 2.5V to 5.5V.
2. High Efficiency: Up to 95%, optimizing battery life in portable devices.
3. Output Current: Capable of delivering up to 1.5A of output current.
4. Low Quiescent Current: Reduces power consumption in idle states.
5. Built-in Soft Start: Minimizes inrush current during startup.
6. Overcurrent Protection: Ensures safety with built-in protection features.
7. Thermal Shutdown: Protects the device from overheating.
8. Compact Package: Offered in a VQFN-16 (3x3 mm) package for space-constrained designs.
These features make the TPS61085TDGKR suitable for applications such as battery-powered devices, portable electronics, and IoT applications, ensuring efficient power management and reliability.

Package

The TPS61085TDGKR is packaged in a VQFN (Very Thin Quad Flat No-lead) format, specifically a 3 mm x 3 mm package with a thermal pad. This type of packaging is designed for efficient thermal management and space-saving in compact electronic designs.

Pinout

The TPS61085TDGKR is a boost converter from Texas Instruments with a pin count of 10. Its primary function is to step up input voltages to higher output voltages, providing power management solutions in portable and battery-operated devices.
Pin Functions:
1. VIN - Input voltage.
2. SW - Switch node connection.
3. GND - Ground reference.
4. VOUT - Output voltage.
5. COMP - Compensation for the control loop.
6. FB - Feedback voltage input for regulation.
7. EN - Enable control pin.
8. SS - Soft-start control pin.
9. LX - Inductor connection for boost operation.
10. NC - No connect pin (not internally connected).
The TPS61085 is designed for high efficiency and compact design, suitable for applications like battery-powered devices and energy harvesting.

Manufacturer

The TPS61085TDGKR is manufactured by Texas Instruments (TI), a well-established American technology company. Texas Instruments specializes in designing and producing semiconductors and various electronic components, including analog and mixed-signal devices, embedded processors, and digital signal processors. Founded in 1930, TI is recognized for its innovations in the field of electronics and has a broad portfolio that caters to multiple industries, including automotive, industrial, and consumer electronics. The company is known for its commitment to research and development, resulting in a strong presence in the global semiconductor market.

Application

The TPS61085TDGKR is a boost converter integrated circuit primarily used in applications requiring efficient step-up voltage regulation. It is suitable for portable devices, battery-powered electronics, LED drivers, and power management in IoT devices. Its compact design and high efficiency make it ideal for energy-sensitive applications, such as wearables, handheld gadgets, and low-power consumer electronics.

Equivalent

Equivalent products for the TPS61085TDGKR include the MAX8600, LTC3105, and MICROCHIP MCP1640. These chips serve similar functions in DC-DC boost converter applications, but always verify specific requirements like voltage, current, and package compatibility before substitution.