Overview
The LM25011AQ1MYX/NOPB is a high-performance, automotive-grade DC-DC switching regulator produced by Texas Instruments. This model belongs to the SIMPLE SWITCHER® series and is designed for applications requiring efficient power management with a compact footprint. It is particularly suited for automotive and industrial applications due to its robust design and compliance with AEC-Q100 standards. The LM25011AQ1MYX/NOPB offers a wide input voltage range, adjustable output voltage, and high efficiency, making it a versatile choice for designers seeking reliable power solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Category | PMIC - Regulators - DC DC Switching Regulators | - | - |
| Description | IC REG BUCK ADJ 2A 10MSOP | - | - |
| Manufacturer | Texas Instruments | - | - |
| Type | Buck (Step Down) | - | - |
| Output Type | Adjustable | - | - |
| Output Voltage | 2.51 V ~ 40 V | V | - |
| Input Voltage | 6 V ~ 42 V | V | - |
| PWM Type | Current/Voltage Mode | - | - |
| Switching Frequency | Up to 2 MHz | Hz | - |
| Output Current | 2 A | A | - |
| Synchronous Rectifier | No | - | - |
| Operating Temperature | -40°C ~ 125°C | °C | - |
| Mounting Type | Surface Mount | - | - |
| Package/Case | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad | - | - |
| Packaging | Tape & Reel (TR) | - | - |
| Supplier Device Package | 10-MSOP Exposed Pad | - | - |
Key Features
- Automotive-grade product compliant with AEC-Q100 Grade 1 standards.
- Wide input voltage range from 6 V to 42 V, with an absolute maximum input rating of 45 V.
- Integrated 2 A N-channel buck switch for efficient power conversion.
- Adjustable current limit, enabling the use of smaller inductors.
- Adjustable output voltage with a 2.51 V reference voltage.
- Minimal ripple voltage on VOUT for stable operation.
- Power Good (PGD) output indicates when the output voltage is within 5% of the expected regulated value.
- Adjustable soft-start timing and thermal shutdown for enhanced safety.
- Constant On-Time (COT) topology ensures fast transient response and simplifies circuit design.
- Operates with ceramic output capacitors for stable performance.
Applications
The LM25011AQ1MYX/NOPB is ideal for a variety of applications, including automotive systems, industrial automation, and consumer electronics. Its robust design and wide input voltage range make it suitable for powering sensors, microcontrollers, and other low-power devices in harsh environments. Additionally, its compact form factor and high efficiency are advantageous in space-constrained designs such as portable devices and IoT applications.
Q & A
1. What is the input voltage range of the LM25011AQ1MYX/NOPB?
The input voltage range is 6 V to 42 V, with an absolute maximum rating of 45 V.
2. What is the maximum output current of this regulator?
The maximum output current is 2 A.
3. Is the LM25011AQ1MYX/NOPB suitable for automotive applications?
Yes, it is automotive-grade and compliant with AEC-Q100 Grade 1 standards.
4. What is the switching frequency of this device?
The switching frequency can be adjusted up to 2 MHz.
5. Does this regulator support synchronous rectification?
No, it does not include a synchronous rectifier.
6. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
7. Can the output voltage be adjusted?
Yes, the output voltage is adjustable from 2.51 V to 40 V.
8. What type of output capacitors can be used with this regulator?
It is designed to operate with ceramic output capacitors.
9. Does the LM25011AQ1MYX/NOPB include thermal shutdown protection?
Yes, it includes thermal shutdown for enhanced safety.
10. What is the package type of this device?
It is available in a 10-MSOP exposed pad package.
