# TPS5120 - Texas Instruments DC DC Switching Controller

## Product Summary

The Texas Instruments TPS5120 is a dual-channel, high-efficiency synchronous buck controller. It operates with a wide input voltage range and offers adjustable output voltages.

## Product Information

| Field | Value |
| --- | --- |
| Part Number | TPS5120 |
| Manufacturer | Texas Instruments |
| Product Type | DC DC Switching Controller |
| Category | Uncategorized |
| Subcategory | Power Management ICs |
| Package | TSSOP / 30-Pin TSSOP / TSSOP (DBT) |

## Description

The TPS5120 from Texas Instruments is a dual-channel, high-efficiency synchronous buck controller designed for versatile power management applications. It features independent dual outputs that operate 180 degrees out of phase, which helps reduce input current ripple and the need for larger input capacitance. The device supports a wide input voltage range from 4.5V to 28V and allows for adjustable output voltages down to 0.9V.

Key operational features include pin-selectable PWM/SKIP mode for optimizing efficiency under light loads, and synchronous buck operation that can achieve up to 95% efficiency. Each channel has separate standby control and overcurrent protection. The controller also includes programmable short-circuit protection, low supply current (1 mA), and shutdown current (1 nA). High-speed error amplifiers and sequencing capabilities, achieved by selecting softstart capacitor values, contribute to system reliability. The TPS5120 is available in a 30-pin TSSOP package.

This controller is suitable for applications requiring efficient and flexible power conversion. Its design considerations include minimizing input capacitance cost and extending battery life under various load conditions. The integrated MOSFET drivers are designed to drive N-channel MOSFETs, simplifying the power supply design and reducing external component count.

## Key Specifications

| Specification | Value |
| --- | --- |
| Duty Cycle | 80% |
| Efficiency | Up to 95% |
| Features | Enable, Light Load Efficiency, Phase Interleaving, Power good, Synchronous Rectification |
| Input Voltage | 4.5 V to 28 V |
| Operating Temperature Range | -40 °C to 85 °C |
| Output Voltage | 0.9 V |
| SVHC Present | Not Present |
| Supply Current | 1 mA |

## Availability and Pricing

| Field | Value |
| --- | --- |
| Stock Status | In Stock |
| Distributor Count | 1 |
| Total Stock | 20 |
| Pricing Available | No |

## Distributor Offers

| Distributor | Stock | Unit Price | MOQ | Lead Time | Last Updated |
| --- | --- | --- | --- | --- | --- |
| PROSOFT ELECTRONICS | 20 |  |  |  |  |

## Features

- Dual-channel synchronous buck controller
- Wide 4.5V to 28V input voltage range
- Adjustable output voltage down to 0.9V
- Up to 95% efficiency
- Pin-selectable PWM/SKIP mode

## Applications

- Efficient power conversion
- Battery-powered devices
- Power management systems
- Adjustable voltage regulation

## Compliance

| Field | Value |
| --- | --- |
| RoHS Status | RoHS3 Compliant |
| REACH Status | REACH Unaffected |
| Moisture Sensitivity Level | 1 Unlimited |
| SVHC Present | Not Present |

## Documents and Media

- Datasheet: https://static.distyparts.com/disty-files/datasheets/ae/b8/05/TPS5120
- Image: https://static.distyparts.com/disty-files/images/07/d5/3e/dbt0030a.png
- Product Page: https://distyparts.com/product/tps5120
- RFQ URL: https://distyparts.com/product/tps5120#rfq

## FAQs

### What is the input voltage range of the TPS5120?

4.5 V to 28 V.

### What package is the TPS5120 available in?

30-pin TSSOP (DBT) package measuring 7.8 mm x 6.4 mm.

### What is the operating temperature range?

-40°C to 85°C.

### What is the maximum output current?

20 A.

### What is the typical efficiency?

Up to 95%.

### What control mode does the TPS5120 use?

Voltage mode.

### What features are included?

Enable, Light Load Efficiency, Phase Interleaving, Power good, Synchronous Rectification.

## Related Pages

- Manufacturer: https://distyparts.com/manufacturer/texas-instruments
- Category: https://distyparts.com/category/uncategorized/new-products
- Product Page: https://distyparts.com/product/tps5120
- Markdown File: https://distyparts.com/product/tps5120.md
- TXT File: https://distyparts.com/product/tps5120.txt