Overview
The TPSM82810SILR is a high-efficiency, synchronous step-down DC/DC power module produced by Texas Instruments. This module is part of the TPSM8281x family, which is designed to meet high power density requirements for various applications. It features integrated inductors and is based on a fixed-frequency peak current-mode control topology. The device is available in two package types: a 14-pin µSIL package and a 13-pin MagPack package, both optimized for low EMI and simple PCB layout. The TPSM82810SILR supports up to 4A continuous output current and operates over a wide input voltage range of 2.75V to 6V, with an output voltage range of 0.6V to 5.5V.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 2.75V to 6V |
| Output Voltage Range | 0.6V to 5.5V |
| Output Current | Up to 4A |
| Switching Frequency | 1.8MHz to 4MHz (adjustable and synchronizable) |
| Package Types | µSIL 14-pin, MagPack 13-pin |
| Package Dimensions | µSIL: 3.0mm × 4.0mm, MagPack: 2.5mm × 3.0mm |
| Operating Temperature Range | –40°C to 125°C |
| Output Voltage Accuracy | ±1% (PWM operation) |
| Quiescent Current | 15µA (typical) |
Key Features
- Adjustable and synchronizable switching frequency of 1.8MHz to 4MHz
- Selectable forced PWM or PFM/PWM operation
- Spread spectrum clocking (optional)
- Adjustable soft start or tracking
- Power-good output with window comparator
- Precise ENABLE input allows user-defined undervoltage lockout and exact sequencing
- Optimized for low EMI with MagPack shielded package available
- Eliminated bond wires and optimized pinout for simple PCB layout
- 100% duty cycle and output discharge
- Excellent thermal performance
Applications
The TPSM82810SILR is designed to support high power density requirements in various applications, including:
- Telecommunication
- Test and measurement
- Medical applications
Q & A
- What is the input voltage range of the TPSM82810SILR?
The input voltage range is 2.75V to 6V.
- What is the maximum output current of the TPSM82810SILR?
The maximum output current is up to 4A.
- What are the available package types for the TPSM82810SILR?
The available package types are µSIL 14-pin and MagPack 13-pin.
- What is the operating temperature range of the TPSM82810SILR?
The operating temperature range is –40°C to 125°C.
- Can the switching frequency of the TPSM82810SILR be adjusted?
Yes, the switching frequency is adjustable and synchronizable from 1.8MHz to 4MHz.
- What is the output voltage accuracy in PWM mode?
The output voltage accuracy is ±1% in PWM mode.
- Does the TPSM82810SILR support spread spectrum clocking?
Yes, spread spectrum clocking is available as an optional feature.
- What are the typical quiescent current and duty cycle of the TPSM82810SILR?
The typical quiescent current is 15µA, and the duty cycle is up to 100%.
- Is the TPSM82810SILR optimized for low EMI?
Yes, it is optimized for low EMI with a MagPack shielded package available.
- What are the primary applications of the TPSM82810SILR?
The primary applications include telecommunication, test and measurement, and medical applications.
