Overview
The LM2734XQMK/NOPB is a highly efficient and compact DC/DC step-down converter designed by Texas Instruments. This regulator is optimized for local power conversion in various electronic applications, particularly in space-constrained designs. It features a small 6-pin Thin SOT-23-6 package and utilizes state-of-the-art 0.5-µm BiCMOS technology to deliver fast transient response and precise regulation. The device is user-friendly, requiring only a few external components and offering online design support through WEBENCH. It operates within a wide input voltage range of 3V to 20V and can output voltages from 0.8V to 18V, making it versatile for different application needs.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Vin (min) (V) | 3 | Vin (max) (V) | 20 |
| Vout (min) (V) | 0.8 | Vout (max) (V) | 18 |
| Iout (max) (A) | 1 | Iq (typ) (mA) | 2.1 |
| Switching frequency (min) (kHz) | 400 | Switching frequency (max) (kHz) | 1900 |
| Features | Enable, Light Load Efficiency, Over Current Protection | Operating temperature range (°C) | -40 to 125 |
| Rating | Automotive | Regulated outputs (#) | 1 |
| Control mode | Current mode | Duty cycle (max) (%) | 96 |
| Type | Converter | Package/Case | SOT-23-6 |
Key Features
- High-Speed Operation: Up to 1.6 MHz switching frequency, allowing the use of small surface-mount inductors and chip capacitors.
- Safe Operating Area: Input voltage range of 3.5V to 20V, making it suitable for various applications.
- Overcurrent Protection: 10A peak current protection to ensure safe operation.
- Pulse-Width Modulation: Precise regulation through PWM.
- Automatic Shutdown: Over-temperature protection and ultra-low standby current of 30 nA.
- Fault Detection and Response: Error-free operation with built-in fault detection mechanisms.
Applications
The LM2734XQMK/NOPB is designed for use in a variety of applications, particularly in automotive and industrial settings where high efficiency and reliability are crucial. Its compact size and high performance make it ideal for space-constrained designs, such as in automotive systems, industrial control systems, and other electronic devices requiring efficient local power conversion.
Q & A
- What is the input voltage range of the LM2734XQMK/NOPB? The input voltage range is from 3V to 20V.
- What is the maximum output current of the LM2734XQMK/NOPB? The maximum output current is 1A.
- What is the switching frequency of the LM2734XQMK/NOPB? The switching frequency can be up to 1.6 MHz.
- Does the LM2734XQMK/NOPB have overcurrent protection? Yes, it has overcurrent protection with a 10A peak current limit.
- What is the operating temperature range of the LM2734XQMK/NOPB? The operating temperature range is from -40°C to 125°C.
- Is the LM2734XQMK/NOPB RoHS compliant? Yes, it is RoHS compliant.
- What package type does the LM2734XQMK/NOPB come in? It comes in a SOT-23-6 package.
- Does the LM2734XQMK/NOPB support automatic shutdown? Yes, it supports automatic shutdown with over-temperature protection and ultra-low standby current.
- How many regulated outputs does the LM2734XQMK/NOPB have? It has one regulated output.
- Is the LM2734XQMK/NOPB suitable for automotive applications? Yes, it is AEC-Q100 qualified and suitable for automotive applications.
