Overview
The LM2842XMK-ADJL/NOPB is a PWM DC/DC buck (step-down) regulator from Texas Instruments, part of the SIMPLE SWITCHER™ family. This device is designed to provide a high-efficiency power conversion solution with a wide input voltage range of 4.5 V to 42 V. It is optimized for load currents up to 600 mA, making it suitable for various applications requiring reliable and efficient power management.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 4.5 V to 42 V |
| Output Current | Up to 600 mA |
| Feedback Voltage | 0.765 V (nominal) |
| Switching Frequency | 550 kHz (X option), 1.25 MHz (Y option) |
| Package | SOT-23-6 (TSOT-23-6) |
| Operating Temperature | -40°C to 125°C |
| Efficiency | Typical 85% |
| Internal Switch RDSON | 0.9 Ω (typical) |
Key Features
- Internally compensated
- Soft-start circuitry
- Thermal shutdown, VIN undervoltage lockout, and gate-drive undervoltage lockout
- Low shutdown IQ: 16-µA typical
- Short-circuit protected
- Small overall solution size (SOT-6L package)
Applications
- Battery-powered equipment
- Industrial distributed power applications
- Portable media players
- Portable hand-held instruments
Q & A
- What is the input voltage range of the LM2842XMK-ADJL/NOPB? The input voltage range is from 4.5 V to 42 V.
- What is the maximum output current of the LM2842XMK-ADJL/NOPB? The maximum output current is up to 600 mA.
- What is the nominal feedback voltage of the LM2842XMK-ADJL/NOPB? The nominal feedback voltage is 0.765 V.
- What are the switching frequencies available for the LM2842XMK-ADJL/NOPB? The switching frequencies are 550 kHz (X option) and 1.25 MHz (Y option).
- What package type is the LM2842XMK-ADJL/NOPB available in? It is available in a SOT-23-6 (TSOT-23-6) package.
- What is the typical efficiency of the LM2842XMK-ADJL/NOPB? The typical efficiency is 85%.
- Does the LM2842XMK-ADJL/NOPB have thermal shutdown protection? Yes, it does have thermal shutdown protection.
- Can the LM2842XMK-ADJL/NOPB be used in battery-powered equipment? Yes, it is suitable for battery-powered equipment.
- What is the operating temperature range of the LM2842XMK-ADJL/NOPB? The operating temperature range is from -40°C to 125°C.
- Is the LM2842XMK-ADJL/NOPB internally compensated? Yes, it is internally compensated.
