Overview
The TPS82676SIPR is a high-efficiency MicroSiP™ DC/DC step-down converter produced by Texas Instruments. This device is designed for low-power applications and integrates a complete 600mA DC/DC power supply, including the switching regulator, inductor, and input/output capacitors. No additional components are required to complete the design, making it a compact and efficient solution. The TPS82676SIPR operates at a regulated 5.5-MHz switching frequency and features automatic PFM/PWM mode switching to maintain high efficiency over the entire load current range. It is particularly suited for battery-powered portable applications due to its low quiescent current and power-save mode operation.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Part Number | TPS82676SIPR | - |
| Brand | Texas Instruments | - |
| Description | 600-mA, High-Efficiency MicroSiP Step-Down Converter | - |
| Voltage - Input (Min) | 2.3V | V |
| Voltage - Input (Max) | 4.8V | V |
| Voltage - Output 1 | 1.1V | V |
| Current - Output (Max) | 600mA | A |
| Efficiency | 90% | % |
| Operating Temperature | -40°C ~ 85°C | °C |
| Switching Frequency | 5.5MHz | Hz |
| Package / Case | 8-VBGA Module | - |
| Size / Dimension | 3.0mm x 2.4mm x 1.0mm | mm |
| Mounting Type | Surface Mount | - |
Key Features
- High-efficiency operation with up to 90% efficiency at 5.5 MHz.
- Low quiescent current of 17µA (typ) during light load operation.
- Wide input voltage range from 2.3V to 4.8V.
- Automatic PFM/PWM mode switching for high efficiency over the entire load current range.
- Spread spectrum, PWM frequency dithering for lower noise regulated output.
- High PSRR (Power Supply Rejection Ratio) and AC load regulation performance.
- Internal soft start with 120-µs start-up time.
- Current overload and thermal shutdown protection.
- Remote On/Off, OCP (Overcurrent Protection), OTP (Overtemperature Protection), and UVLO (Undervoltage Lockout).
Applications
The TPS82676SIPR is suitable for various low-power applications, particularly in battery-powered portable devices. It is ideal for use in:
- Battery-powered portable electronics such as smartphones, tablets, and handheld devices.
- ITE (Information Technology Equipment) for commercial use.
- Noise-sensitive applications where low noise at the input and output is critical.
Q & A
- What is the maximum output current of the TPS82676SIPR?
The maximum output current is 600mA.
- What is the input voltage range for the TPS82676SIPR?
The input voltage range is from 2.3V to 4.8V.
- What is the switching frequency of the TPS82676SIPR?
The switching frequency is 5.5MHz.
- What is the quiescent current during light load operation?
The quiescent current is 17µA (typ) during light load operation.
- Does the TPS82676SIPR have built-in protection features?
Yes, it includes current overload and thermal shutdown protection.
- What is the efficiency of the TPS82676SIPR?
The efficiency is up to 90% at 5.5 MHz operation.
- What is the package type and size of the TPS82676SIPR?
The package is an 8-VBGA Module with dimensions of 3.0mm x 2.4mm x 1.0mm.
- Is the TPS82676SIPR suitable for noise-sensitive applications?
Yes, it features spread spectrum, PWM frequency dithering and low noise at the input and output.
- Does the TPS82676SIPR require additional components for operation?
No, it includes the switching regulator, inductor, and input/output capacitors, making it a complete solution.
- What is the operating temperature range of the TPS82676SIPR?
The operating temperature range is -40°C to 85°C.
