MP1921HS-A-LF-Z

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MP1921HS-A-LF-Z

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IC GATE DRVR HALF-BRIDGE 8SOIC

  • FabricanteMonolithic Power Systems Inc.

  • Peça do Fabricante #MP1921HS-A-LF-Z

  • Pacote SOIC-8

  • Em Estoque8208

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Especificações

Atributo Valor
Package / Case Tape & Reel (TR)
Part Status Active
Driven Configuration Half-Bridge
Channel Type Independent
Number of Drivers 2
Gate Type N-Channel MOSFET
Voltage - Supply 9V ~ 18V
Logic Voltage - VILVIH 1V, 2.4V
Current - Peak Output(Source Sink) 2.5A, 2.5A
Input Type Non-Inverting
High Side Voltage - Max(Bootstrap) 120 V
Rise / Fall Time(Typ) 12ns, 9ns
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount

Visão Geral

Description

MP1921HS-A-LF-Z is a Monolithic Power Systems (MPS) DC-DC buck regulator IC. It’s designed to provide a compact, high-efficiency step-down conversion by integrating the high-side and low-side MOSFETs.
Key points:
- Type: synchronous buck regulator for converting a higher input voltage to a lower, regulated output.
- Features (typical): wide input range, adjustable output via feedback network, programmable switching frequency, enable/shutdown control, soft-start, and protection (overcurrent/thermal/UVLO).
- Package: small lead-free (LF) package in the Z variant (compact footprint with good thermal performance).
- Applications: power rails for processors, microcontrollers, embedded systems, portable/consumer electronics, and other DC-DC conversion needs.
Note: exact specifications, pinout, and electrical characteristics depend on the specific variant. Check the official datasheet for detailed electrical specs, recommended schematics, and thermal guidelines.

Pinout

- Pin count: 8 pins
- Function: High-efficiency synchronous buck DC-DC regulator (step-down converter) used to convert a higher input voltage to a regulated lower output voltage (integrated MOSFETs in an 8-pin package).

Manufacturer

Manufacturer: Monolithic Power Systems (MPS).
What kind of company: MPS is a fabless semiconductor company that designs and markets high-efficiency analog and mixed-signal power-management ICs (DC-DC converters, regulators, PMICs, LED drivers, etc.) for consumer, automotive, industrial, and communications applications.

Application

MP1921HS-A-LF-Z is a high-efficiency synchronous buck regulator used as a point-of-load power solution. Typical applications include:
- PC motherboard/graphics-card VRMs and other high-current rails
- Notebook/tablet power management
- LED backlight and general lighting driver circuits
- TVs/monitors and set-top boxes
- Automotive and industrial power management
- Battery-powered portable devices
Note: specifics depend on the exact device variant, but it is mainly used for compact, high-density DC-DC conversion.

Package

Lead-free QFN (quad flat no-lead) package for surface-mount assembly.

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