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LM20124MH is a 4A synchronous buck switching regulator IC from Texas Instruments. It supports 2.95V–5.5V input, adjustable 0.8V output, current-mode PWM control in a 16-PowerTSSOP package. From $1.50, in stock with worldwide shipping.

LM2596T-ADJ is an adjustable output voltage step-down (buck) switching regulator by Texas Instruments, capable of driving 3A load with high efficiency. Key specs: 4.5V–40V input voltage range, adjustable output from 1.23V to 37V, 150kHz fixed switching frequency. From $0.37, in stock with worldwide shipping.

LM2937ES-8.0 is a 500mA low-dropout linear voltage regulator with fixed 8V output. Features 0.5V typical dropout voltage, up to 26V input, and stable regulation. From $0.41, in stock with worldwide shipping.

LM2936MP-5.0 is a 5.0V ultra-low quiescent current LDO linear voltage regulator by Texas Instruments, ideal for battery-powered applications. Key specs: 5.0V fixed output, 400mA output current, ultra-low 20µA quiescent current, and dropout voltage as low as 100mV. From $0.38, in stock with worldwide shipping.

LM2936MP-3.3 is a ultra-low quiescent current 50mA LDO voltage regulator with 3.3V fixed output, 60V max input, and 0.4V max dropout voltage. From $0.90 in stock worldwide shipping.

LM2936MM-3.0 is a 3.0V ultra-low quiescent current LDO voltage regulator with 40V max input, 400mV dropout voltage, and 50mA output. Ideal for battery-powered and automotive applications. From $0.99 in stock with worldwide shipping.

LM2936BM-3.3 is a 3.3V fixed-output ultra-low quiescent current LDO voltage regulator supporting up to 40V input and 0.2V typical dropout. From $1.06, in stock worldwide shipping.

LM2831XMF is a 1.5A current-mode PWM step-down DC-DC regulator from Texas Instruments, operating from 3V to 5.5V input, featuring pulse width modulation control in a compact SOT-23-5 package. From $1.44 in stock worldwide shipping.

LM2743MTC is a high-efficiency N-channel MOSFET controller for step-down DC/DC converters by Texas Instruments. Key specs: 5.5V to 40V input range, adjustable output voltage, up to 95% efficiency. From $1.01, in stock with worldwide shipping.

LM2742MTC is a high-frequency N-channel MOSFET gate driver IC for synchronous buck converters by Texas Instruments. Key specs: adjustable frequency up to 2MHz, adaptive dead-time control, 5V bias supply. From $1.29, in stock with worldwide shipping.

LM2734XMK is a 1A, 42V step-down DC-DC switching regulator by Texas Instruments. Key specs: 42V input voltage, 1A output current, 1.6MHz switching frequency. From $1.47, in stock with worldwide shipping.

LM2731XMF is a current-mode PWM switching boost regulator from Texas Instruments, operating from 2.7V to 14V input with SOT23-5 package. Features compact size, high efficiency, and pulse-width modulation control. From $0.64 in stock with worldwide shipping.

LM2717MT-ADJ is a dual current-mode PWM switching controller IC from Texas Instruments, supporting 4V–20V input, adjustable output, and pulse width modulation for compact power supply designs. From $3.98, in stock with worldwide shipping.

LM2704MF-ADJ is an adjustable output, 550mA boost converter by Texas Instruments, designed for low-voltage applications. Key specs: adjustable output voltage, 1MHz switching frequency, SOT-23-5 package. From $0.6634, in stock with worldwide shipping.

LM2703MF-ADJ is an adjustable micropower step-up DC/DC switching regulator in a compact SOT23-5 package, supporting 2.2V to 7V input with constant off-time voltage-mode control. From $0.83 in stock, worldwide shipping.

LM26CIM5-YHA is a precision preset thermostat IC with a 110°C trip point and ±3°C accuracy, featuring CMOS-compatible output in a compact SOT-23-5 package. From $0.75 in stock, worldwide shipping.

LM26CIM5-VPA is a precision temperature switch IC by Texas Instruments, featuring a factory-programmed trip point for thermal protection and monitoring. Key specs: –40°C to +125°C operating range, SOT-23-5 package, open-drain output. From $0.504, in stock with worldwide shipping.

LM26CIM5-RPA is a preset thermostat IC with ±3°C accuracy at 65°C trip point in SOT-23-5 package, featuring CMOS-compatible output and ultra-low 0.04mA operating current. From $0.48 in stock, worldwide shipping.

LM26CIM5-PHA is a precision internally-preset temperature switch from Texas Instruments in a 5-pin SOT-23 package. It features CMOS-compatible output, ±4°C accuracy, and surface-mount design for thermal protection. From $0.27, in stock, worldwide shipping.

LM2698MM-ADJ is an adjustable output boost DC-DC converter by Texas Instruments, supporting input voltages from 2V to 14V with up to 1.2A switch current. Key specs: adjustable output voltage, 1.4MHz switching frequency, SOT-23-5 package. From $2.48, in stock with worldwide shipping.