規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Function | Step-Up |
| Output Configuration | Positive |
| Topology | Boost |
| Output Type | Fixed |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 0.9V |
| Voltage - Input (Max) | 6.5V |
| Voltage - Output (Min/Fixed) | 5V |
| Current - Output | 1.5A (Switch) |
| Frequency - Switching | 600kHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The TPS61027DRCR is a high-efficiency step-up DC-DC converter from Texas Instruments, designed for portable devices requiring extended battery life. It features a fixed frequency PWM controller optimized for efficiency across a wide range of input and output voltages. The device operates from an input voltage as low as 0.9 volts and can boost it to an output of up to 5.5 volts, making it suitable for applications such as single- or dual-cell alkaline, NiCd, or NiMH battery-powered products.
The TPS61027DRCR incorporates a 400mA switch and synchronous rectifier to minimize external component count and maximize efficiency. It also features a true shutdown mode that completely disconnects the load to eliminate battery drain when the device is off. The device is housed in a small-sized 10-pin VSON package, which is suitable for compact electronic designs.
Key features include over-temperature protection, adjustable output voltage, and a low quiescent current of 25µA. These attributes make the TPS61027DRCR ideal for powering microcontrollers, sensors, and other low-power electronic devices.
The TPS61027DRCR incorporates a 400mA switch and synchronous rectifier to minimize external component count and maximize efficiency. It also features a true shutdown mode that completely disconnects the load to eliminate battery drain when the device is off. The device is housed in a small-sized 10-pin VSON package, which is suitable for compact electronic designs.
Key features include over-temperature protection, adjustable output voltage, and a low quiescent current of 25µA. These attributes make the TPS61027DRCR ideal for powering microcontrollers, sensors, and other low-power electronic devices.
Equivalent
The TPS61027DRCR is a boost converter IC by Texas Instruments. Equivalent products from other manufacturers that perform similar functions include:
1. MAX8570 from Maxim Integrated
2. LT1615 from Analog Devices (formerly Linear Technology)
3. NCP1402 from ON Semiconductor
4. LM2621 from Texas Instruments (alternative part from the same manufacturer)
These ICs are used for boosting low voltages to higher levels in various applications. It's important to compare their specifications to ensure compatibility with your specific design requirements.
1. MAX8570 from Maxim Integrated
2. LT1615 from Analog Devices (formerly Linear Technology)
3. NCP1402 from ON Semiconductor
4. LM2621 from Texas Instruments (alternative part from the same manufacturer)
These ICs are used for boosting low voltages to higher levels in various applications. It's important to compare their specifications to ensure compatibility with your specific design requirements.
Features
The TPS61027DRCR is a high-efficiency boost converter from Texas Instruments. Key features include:
1. Wide Input Voltage Range: It operates efficiently with input voltages from 1.8V to 5.5V, making it suitable for applications powered by single-cell or multiple-cell alkaline, NiCd, NiMH, and lithium batteries.
2. High Efficiency: The converter achieves up to 95% efficiency, optimizing battery usage and reducing power loss.
3. Adjustable Output Voltage: The output voltage is adjustable via an external resistor network, providing flexibility for various applications.
4. Fixed Switching Frequency: It operates at a fixed frequency of 600 kHz, which simplifies filtering and reduces component sizes.
5. Load Disconnect: The device features a true load disconnect function, reducing quiescent current to extend battery life.
6. Soft Start: Built-in soft start prevents inrush current during startup, protecting sensitive components.
7. Compact Package: It comes in a small 10-pin VSON (DRC) package, ideal for space-constrained designs.
These features make the TPS61027DRCR suitable for portable devices, sensor networks, and battery-powered equipment.
1. Wide Input Voltage Range: It operates efficiently with input voltages from 1.8V to 5.5V, making it suitable for applications powered by single-cell or multiple-cell alkaline, NiCd, NiMH, and lithium batteries.
2. High Efficiency: The converter achieves up to 95% efficiency, optimizing battery usage and reducing power loss.
3. Adjustable Output Voltage: The output voltage is adjustable via an external resistor network, providing flexibility for various applications.
4. Fixed Switching Frequency: It operates at a fixed frequency of 600 kHz, which simplifies filtering and reduces component sizes.
5. Load Disconnect: The device features a true load disconnect function, reducing quiescent current to extend battery life.
6. Soft Start: Built-in soft start prevents inrush current during startup, protecting sensitive components.
7. Compact Package: It comes in a small 10-pin VSON (DRC) package, ideal for space-constrained designs.
These features make the TPS61027DRCR suitable for portable devices, sensor networks, and battery-powered equipment.
Pinout
The TPS61027DRCR is a high-frequency boost converter integrated circuit (IC) from Texas Instruments. It comes in a 10-pin VSON (Very Thin Small Outline No-Lead) package.
Here is a brief overview of its pin functions:
1. EN: Enable pin. Used to enable or disable the device.
2. VIN: Input voltage pin. This is where the input voltage is supplied.
3. PGND: Power ground. This is the ground reference for the device.
4. SW: Switch pin. Connects to the inductor for energy transfer.
5. VOUT: Output voltage pin. This provides the boosted output voltage.
6. FB: Feedback pin. Used to sense the output voltage for regulation.
7. GND: Signal ground. Ground reference for internal circuits.
8. COMP: Compensation pin. Connects an external compensation network for stability.
9. PS: Power Save Mode control. Used to enable or disable power save mode.
10. NC: No Connect. Not internally connected; can be left floating.
These pins collectively enable the device to convert a lower input voltage to a higher output voltage efficiently, suitable for portable and battery-powered applications.
Here is a brief overview of its pin functions:
1. EN: Enable pin. Used to enable or disable the device.
2. VIN: Input voltage pin. This is where the input voltage is supplied.
3. PGND: Power ground. This is the ground reference for the device.
4. SW: Switch pin. Connects to the inductor for energy transfer.
5. VOUT: Output voltage pin. This provides the boosted output voltage.
6. FB: Feedback pin. Used to sense the output voltage for regulation.
7. GND: Signal ground. Ground reference for internal circuits.
8. COMP: Compensation pin. Connects an external compensation network for stability.
9. PS: Power Save Mode control. Used to enable or disable power save mode.
10. NC: No Connect. Not internally connected; can be left floating.
These pins collectively enable the device to convert a lower input voltage to a higher output voltage efficiently, suitable for portable and battery-powered applications.
Manufacturer
The TPS61027DRCR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components, including integrated circuits and analog and embedded processors. TI is known for its innovations in the electronics industry and serves various sectors, including automotive, industrial, consumer electronics, and communications.
Application
The TPS61027DRCR is a boost converter IC designed for applications requiring efficient power conversion from lower to higher voltages. Its primary application areas include portable electronics such as smartphones, tablets, and wearable devices where it can help in managing battery power efficiently. It is also suitable for battery-powered equipment like cameras and handheld instruments that need stable voltage outputs. Additionally, the IC is used in industrial and automotive systems for powering sensors or communication modules. Its compact size and low quiescent current are advantageous in space-constrained and energy-sensitive applications.
Package
The TPS61027DRCR is a step-up converter IC available in a 10-pin VSON (Very Thin Small Outline No-Lead) package. It is compact, making it suitable for space-constrained applications.
