MP1484EN / MP1482 / MP1423 / MP1430 / MP1593 DC-DC Step-Down IC — SOP-8 (5-Pack)

MP1484EN / MP1482 / MP1423 / MP1430 / MP1593 DC-DC Step-Down IC — SOP-8 (5-Pack)

The MP1484EN, MP1482, MP1423, MP1430, and MP1593 from Monolithic Power Systems (MPS) are SOP-8 step-down (buck) switching regulator ICs — widely used in laptop chargers, power adapters, and industrial power supplies. All feature high efficiency, adjustable output voltage, and comprehensive protection. Pack of 5 (select variant).

Variant Overview

• MP1484EN: 4.75–18V input, up to 3A, 340kHz, adjustable output — for 12V to 5V/3.3V conversion
• MP1482: 4.75–18V input, up to 2A, 340kHz, adjustable output — compact 2A buck
• MP1423: 4.5–23V input, up to 3A, 380kHz, adjustable output — wide input range
• MP1430: 4.5–16V input, up to 3A, 500kHz, adjustable output — higher frequency, smaller inductors
• MP1593: 4.5–28V input, up to 3A, 300kHz, adjustable output — widest input range

Common Specifications

• Package: SOP-8 (SMD, 1.27mm pitch)
• Topology: Non-synchronous step-down (buck)
• Output Voltage: Adjustable via external resistor divider
• Protection: OCP, thermal shutdown, UVLO, soft-start
• Pack Quantity: 5 ICs

Typical Applications

• Laptop charger and adapter power stage repair
• Industrial 24V to 5V/3.3V point-of-load converter
• Custom DC-DC converter PCB design
• Power supply repair replacement stock
• LED driver constant voltage supply

MP1484/MP1482/MP1423/MP1430/MP1593 SOP-8 step-down IC, 5-pack — up to 3A, adjustable output, full protection for DC-DC converter design and power supply repair.

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Not satisfied? Return any item within 90 days of purchase for a full refund or exchange. Items must be in original condition.

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