Overview
The LMR62421XSD/NOPB is a versatile and highly efficient DC-DC converter produced by Texas Instruments. This component is designed as a 2.1A low-side switch regulator, ideal for Boost and SEPIC DC-DC regulation. It offers a compact solution with fast-transient response and accurate regulation, making it suitable for a wide range of applications, including portable electronics, industrial systems, and consumer electronics.
Key Specifications
| Parameter | Value |
|---|---|
| Topology | Boost |
| Vin (min) (V) | 2.7 |
| Vin (max) (V) | 5.5 |
| Vout (min) (V) | 3 |
| Vout (max) (V) | 24 |
| Switch Current Limit (typ) (A) | 2.1 |
| Switching Frequency (kHz) | 1600 |
| Iq (typ) (nA) | 80 |
| Operating Temperature Range (°C) | -40 to 125 |
| Package Type | 5-Pin SOT-23, 6-Pin WSON |
Key Features
- Input Voltage Range of 2.7V to 5.5V
- Output Voltage up to 24V
- Switch Current up to 2.1A
- 1.6 MHz Switching Frequency
- Low Shutdown Iq, 80 nA
- Cycle-by-Cycle Current Limiting
- Internally Compensated
- Internal Soft-Start
- Compact 5-Pin SOT-23 and 6-Pin WSON packages
- Fully enabled for WEBENCH® Power Designer
Applications
The LMR62421XSD/NOPB is suitable for various applications, including:
- Portable electronic devices such as smartphones, tablets, and wearable devices
- Industrial systems requiring efficient power management
- Consumer electronics where space and efficiency are critical
- Battery charging systems and power management in automotive and telecommunications
Q & A
- What is the input voltage range of the LMR62421XSD/NOPB?
The input voltage range is from 2.7V to 5.5V. - What is the maximum output voltage of the LMR62421XSD/NOPB?
The maximum output voltage is up to 24V. - What is the switching frequency of the LMR62421XSD/NOPB?
The switching frequency is internally set to 1.6 MHz. - What is the typical shutdown current (Iq) of the LMR62421XSD/NOPB?
The typical shutdown current (Iq) is 80 nA. - Does the LMR62421XSD/NOPB have internal compensation?
Yes, it has internal compensation. - What are the available package types for the LMR62421XSD/NOPB?
The available package types are 5-Pin SOT-23 and 6-Pin WSON. - What is the operating temperature range of the LMR62421XSD/NOPB?
The operating temperature range is from -40°C to 125°C. - Is the LMR62421XSD/NOPB suitable for portable applications?
Yes, it is suitable for portable applications due to its low shutdown current and high efficiency. - Does the LMR62421XSD/NOPB have cycle-by-cycle current limiting?
Yes, it has cycle-by-cycle current limiting. - Is the LMR62421XSD/NOPB compatible with WEBENCH® Power Designer?
Yes, it is fully enabled for WEBENCH® Power Designer.
